[servicecomb-java-chassis] branch master updated: prepare 2.8.0-SNAPSHOT (#3305)

[liubao]

This is an automated email from the ASF dual-hosted git repository.

liubao pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/servicecomb-java-chassis.git


The following commit(s) were added to refs/heads/master by this push:
     new ab1719829 prepare 2.8.0-SNAPSHOT (#3305)
ab1719829 is described below

commit ab17198290a53da142a41639dbfe5fa505deafff
Author: liubao68 <bi...@qq.com>
AuthorDate: Mon Aug 29 15:22:27 2022 +0800

    prepare 2.8.0-SNAPSHOT (#3305)
---
 archetypes/business-service-jaxrs/pom.xml                           | 2 +-
 archetypes/business-service-pojo/pom.xml                            | 2 +-
 archetypes/business-service-spring-boot2-starter/pom.xml            | 2 +-
 archetypes/business-service-springmvc/pom.xml                       | 2 +-
 archetypes/pom.xml                                                  | 2 +-
 clients/config-center-client/pom.xml                                | 2 +-
 clients/config-common/pom.xml                                       | 2 +-
 clients/config-kie-client/pom.xml                                   | 2 +-
 clients/dashboard-client/pom.xml                                    | 2 +-
 clients/http-client-common/pom.xml                                  | 2 +-
 clients/pom.xml                                                     | 2 +-
 clients/service-center-client/pom.xml                               | 2 +-
 common/common-access-log/pom.xml                                    | 2 +-
 common/common-protobuf/pom.xml                                      | 2 +-
 common/common-rest/pom.xml                                          | 2 +-
 common/pom.xml                                                      | 2 +-
 core/pom.xml                                                        | 2 +-
 coverage-reports/pom.xml                                            | 2 +-
 demo/demo-crossapp/crossapp-client/pom.xml                          | 2 +-
 demo/demo-crossapp/crossapp-server/pom.xml                          | 2 +-
 demo/demo-crossapp/pom.xml                                          | 2 +-
 demo/demo-cse-v1/consumer/pom.xml                                   | 2 +-
 demo/demo-cse-v1/gateway/pom.xml                                    | 2 +-
 demo/demo-cse-v1/pom.xml                                            | 2 +-
 demo/demo-cse-v1/provider-canary/pom.xml                            | 2 +-
 demo/demo-cse-v1/provider/pom.xml                                   | 2 +-
 demo/demo-cse-v1/test-client/pom.xml                                | 2 +-
 demo/demo-cse-v2/consumer/pom.xml                                   | 2 +-
 demo/demo-cse-v2/gateway/pom.xml                                    | 2 +-
 demo/demo-cse-v2/pom.xml                                            | 2 +-
 demo/demo-cse-v2/provider/pom.xml                                   | 2 +-
 demo/demo-cse-v2/test-client/pom.xml                                | 2 +-
 demo/demo-edge/authentication/pom.xml                               | 2 +-
 demo/demo-edge/business-1-1-0/pom.xml                               | 2 +-
 demo/demo-edge/business-1.0.0/pom.xml                               | 2 +-
 demo/demo-edge/business-2.0.0/pom.xml                               | 2 +-
 demo/demo-edge/consumer/pom.xml                                     | 2 +-
 demo/demo-edge/edge-service/pom.xml                                 | 2 +-
 demo/demo-edge/model/pom.xml                                        | 2 +-
 demo/demo-edge/pom.xml                                              | 2 +-
 demo/demo-filter/filter-client/pom.xml                              | 2 +-
 demo/demo-filter/filter-server/pom.xml                              | 2 +-
 demo/demo-filter/pom.xml                                            | 2 +-
 demo/demo-jaxrs/jaxrs-client/pom.xml                                | 2 +-
 demo/demo-jaxrs/jaxrs-server/pom.xml                                | 2 +-
 demo/demo-jaxrs/pom.xml                                             | 2 +-
 demo/demo-local-registry/demo-local-registry-client/pom.xml         | 2 +-
 demo/demo-local-registry/demo-local-registry-server/pom.xml         | 2 +-
 demo/demo-local-registry/pom.xml                                    | 2 +-
 demo/demo-multi-registries/demo-multi-registries-client/pom.xml     | 2 +-
 demo/demo-multi-registries/demo-multi-registries-server/pom.xml     | 2 +-
 demo/demo-multi-registries/pom.xml                                  | 2 +-
 .../demo-multi-service-center-client/pom.xml                        | 2 +-
 .../demo-multi-service-center-serverA/pom.xml                       | 2 +-
 .../demo-multi-service-center-serverB/pom.xml                       | 2 +-
 demo/demo-multi-service-center/pom.xml                              | 2 +-
 demo/demo-multiple/a-client/pom.xml                                 | 2 +-
 demo/demo-multiple/a-server/pom.xml                                 | 2 +-
 demo/demo-multiple/b-client/pom.xml                                 | 2 +-
 demo/demo-multiple/b-server/pom.xml                                 | 2 +-
 demo/demo-multiple/multiple-client/pom.xml                          | 2 +-
 demo/demo-multiple/multiple-server/pom.xml                          | 2 +-
 demo/demo-multiple/pom.xml                                          | 2 +-
 demo/demo-pojo/pojo-client/pom.xml                                  | 2 +-
 demo/demo-pojo/pojo-server/pom.xml                                  | 2 +-
 demo/demo-pojo/pom.xml                                              | 2 +-
 .../demo-register-url-prefix-client/pom.xml                         | 2 +-
 .../demo-register-url-prefix-server/pom.xml                         | 2 +-
 demo/demo-register-url-prefix/pom.xml                               | 2 +-
 demo/demo-schema/pom.xml                                            | 2 +-
 demo/demo-signature/pom.xml                                         | 2 +-
 .../demo-spring-boot-provider/demo-spring-boot-jaxrs-client/pom.xml | 2 +-
 .../demo-spring-boot-provider/demo-spring-boot-jaxrs-server/pom.xml | 2 +-
 demo/demo-spring-boot-provider/pom.xml                              | 2 +-
 .../demo-spring-boot-transport/demo-spring-boot-pojo-client/pom.xml | 2 +-
 .../demo-spring-boot-transport/demo-spring-boot-pojo-server/pom.xml | 2 +-
 .../demo-spring-boot-springmvc-client/pom.xml                       | 2 +-
 .../demo-spring-boot-springmvc-server/pom.xml                       | 2 +-
 demo/demo-spring-boot-transport/pom.xml                             | 2 +-
 demo/demo-springmvc/pom.xml                                         | 2 +-
 demo/demo-springmvc/springmvc-client/pom.xml                        | 2 +-
 demo/demo-springmvc/springmvc-server/pom.xml                        | 2 +-
 .../demo-zeroconfig-schemadiscovery-registry-client/pom.xml         | 2 +-
 .../demo-zeroconfig-schemadiscovery-registry-edge/pom.xml           | 2 +-
 .../demo-zeroconfig-schemadiscovery-registry-server/pom.xml         | 2 +-
 .../demo-zeroconfig-schemadiscovery-registry-tests/pom.xml          | 2 +-
 demo/demo-zeroconfig-schemadiscovery-registry/pom.xml               | 2 +-
 demo/docker-build-config/pom.xml                                    | 2 +-
 demo/docker-run-config-edge/pom.xml                                 | 2 +-
 demo/docker-run-config-local/pom.xml                                | 2 +-
 demo/docker-run-config/pom.xml                                      | 2 +-
 demo/pom.xml                                                        | 2 +-
 dependencies/bom/pom.xml                                            | 2 +-
 dependencies/default/pom.xml                                        | 2 +-
 dependencies/pom.xml                                                | 2 +-
 deployment/pom.xml                                                  | 2 +-
 distribution/pom.xml                                                | 2 +-
 dynamic-config/config-apollo/pom.xml                                | 2 +-
 dynamic-config/config-cc/pom.xml                                    | 2 +-
 dynamic-config/config-kie/pom.xml                                   | 2 +-
 dynamic-config/config-nacos/pom.xml                                 | 2 +-
 dynamic-config/pom.xml                                              | 2 +-
 edge/edge-core/pom.xml                                              | 2 +-
 edge/pom.xml                                                        | 2 +-
 foundations/foundation-common/pom.xml                               | 2 +-
 foundations/foundation-config/pom.xml                               | 2 +-
 foundations/foundation-metrics/pom.xml                              | 2 +-
 foundations/foundation-protobuf/pom.xml                             | 2 +-
 foundations/foundation-registry/pom.xml                             | 2 +-
 foundations/foundation-spi/pom.xml                                  | 2 +-
 foundations/foundation-ssl/pom.xml                                  | 2 +-
 foundations/foundation-test-scaffolding/pom.xml                     | 2 +-
 foundations/foundation-vertx/pom.xml                                | 2 +-
 foundations/pom.xml                                                 | 2 +-
 governance/pom.xml                                                  | 2 +-
 handlers/handler-bizkeeper/pom.xml                                  | 2 +-
 handlers/handler-fault-injection/pom.xml                            | 2 +-
 handlers/handler-flowcontrol-qps/pom.xml                            | 2 +-
 handlers/handler-governance/pom.xml                                 | 2 +-
 handlers/handler-loadbalance/pom.xml                                | 2 +-
 handlers/handler-publickey-auth/pom.xml                             | 2 +-
 handlers/handler-router/pom.xml                                     | 2 +-
 handlers/handler-tracing-zipkin/pom.xml                             | 2 +-
 handlers/pom.xml                                                    | 2 +-
 huawei-cloud/darklaunch/pom.xml                                     | 2 +-
 huawei-cloud/dashboard/pom.xml                                      | 2 +-
 huawei-cloud/environment/pom.xml                                    | 2 +-
 huawei-cloud/pom.xml                                                | 2 +-
 huawei-cloud/servicestage/pom.xml                                   | 2 +-
 inspector/pom.xml                                                   | 2 +-
 integration-tests/dynamic-config-tests/pom.xml                      | 2 +-
 integration-tests/it-common/pom.xml                                 | 2 +-
 integration-tests/it-consumer/pom.xml                               | 2 +-
 integration-tests/it-edge/pom.xml                                   | 2 +-
 integration-tests/it-producer-deploy-springboot2-servlet/pom.xml    | 6 +++---
 integration-tests/it-producer-deploy-springboot2-standalone/pom.xml | 2 +-
 integration-tests/it-producer/pom.xml                               | 2 +-
 integration-tests/jaxrs-tests/pom.xml                               | 2 +-
 integration-tests/pojo-test/pom.xml                                 | 2 +-
 integration-tests/pom.xml                                           | 2 +-
 integration-tests/spring-jaxrs-tests/pom.xml                        | 4 ++--
 integration-tests/spring-pojo-connection-limit-test/pom.xml         | 2 +-
 integration-tests/spring-pojo-tests/pom.xml                         | 2 +-
 integration-tests/springmvc-tests/common/pom.xml                    | 2 +-
 integration-tests/springmvc-tests/connection-limit/pom.xml          | 4 ++--
 integration-tests/springmvc-tests/general-with-springboot/pom.xml   | 2 +-
 integration-tests/springmvc-tests/general/pom.xml                   | 4 ++--
 integration-tests/springmvc-tests/pom.xml                           | 2 +-
 .../springmvc-tests/simplified-mapping-with-springboot/pom.xml      | 4 ++--
 integration-tests/springmvc-tests/simplified-mapping/pom.xml        | 4 ++--
 integration-tests/test-common/pom.xml                               | 2 +-
 integration-tests/tracing-tests/pom.xml                             | 2 +-
 metrics/metrics-core/pom.xml                                        | 2 +-
 metrics/metrics-integration/metrics-prometheus/pom.xml              | 2 +-
 metrics/metrics-integration/pom.xml                                 | 2 +-
 metrics/pom.xml                                                     | 2 +-
 parents/default/pom.xml                                             | 2 +-
 parents/pom.xml                                                     | 2 +-
 pom.xml                                                             | 2 +-
 providers/pom.xml                                                   | 2 +-
 providers/provider-jaxrs/pom.xml                                    | 2 +-
 providers/provider-pojo/pom.xml                                     | 2 +-
 providers/provider-rest-common/pom.xml                              | 2 +-
 providers/provider-springmvc/pom.xml                                | 2 +-
 service-registry/pom.xml                                            | 2 +-
 service-registry/registry-lightweight/pom.xml                       | 2 +-
 service-registry/registry-local/pom.xml                             | 2 +-
 service-registry/registry-schema-discovery/pom.xml                  | 2 +-
 service-registry/registry-service-center/pom.xml                    | 2 +-
 service-registry/registry-zero-config/pom.xml                       | 2 +-
 solutions/pom.xml                                                   | 2 +-
 solutions/solution-basic/pom.xml                                    | 2 +-
 spring-boot/pom.xml                                                 | 2 +-
 .../java-chassis-spring-boot-starter-servlet/pom.xml                | 2 +-
 .../java-chassis-spring-boot-starter-standalone/pom.xml             | 2 +-
 .../spring-boot-starters/java-chassis-spring-boot-starter/pom.xml   | 2 +-
 spring-boot/spring-boot-starters/pom.xml                            | 2 +-
 swagger/pom.xml                                                     | 2 +-
 swagger/swagger-generator/generator-core/pom.xml                    | 2 +-
 swagger/swagger-generator/generator-jaxrs/pom.xml                   | 2 +-
 swagger/swagger-generator/generator-spring-data/pom.xml             | 2 +-
 swagger/swagger-generator/generator-springmvc/pom.xml               | 2 +-
 swagger/swagger-generator/pom.xml                                   | 2 +-
 swagger/swagger-invocation/invocation-core/pom.xml                  | 2 +-
 swagger/swagger-invocation/invocation-jaxrs/pom.xml                 | 2 +-
 swagger/swagger-invocation/invocation-springmvc/pom.xml             | 2 +-
 swagger/swagger-invocation/invocation-validator/pom.xml             | 2 +-
 swagger/swagger-invocation/pom.xml                                  | 2 +-
 tracing/pom.xml                                                     | 2 +-
 tracing/tracing-common/pom.xml                                      | 2 +-
 tracing/tracing-zipkin/pom.xml                                      | 2 +-
 transports/pom.xml                                                  | 2 +-
 transports/transport-common/pom.xml                                 | 2 +-
 transports/transport-highway/pom.xml                                | 2 +-
 transports/transport-rest/pom.xml                                   | 2 +-
 transports/transport-rest/transport-rest-client/pom.xml             | 2 +-
 transports/transport-rest/transport-rest-servlet/pom.xml            | 2 +-
 transports/transport-rest/transport-rest-vertx/pom.xml              | 2 +-
 198 files changed, 205 insertions(+), 205 deletions(-)

diff --git a/archetypes/business-service-jaxrs/pom.xml 
b/archetypes/business-service-jaxrs/pom.xml
index 3d77813c4..e62a283ec 100644
--- a/archetypes/business-service-jaxrs/pom.xml
+++ b/archetypes/business-service-jaxrs/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>archetypes</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <groupId>org.apache.servicecomb.archetypes</groupId>
diff --git a/archetypes/business-service-pojo/pom.xml 
b/archetypes/business-service-pojo/pom.xml
index 2ca45fae4..801b7a7a9 100644
--- a/archetypes/business-service-pojo/pom.xml
+++ b/archetypes/business-service-pojo/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>archetypes</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <groupId>org.apache.servicecomb.archetypes</groupId>
diff --git a/archetypes/business-service-spring-boot2-starter/pom.xml 
b/archetypes/business-service-spring-boot2-starter/pom.xml
index 723a28dc9..f90c554ea 100644
--- a/archetypes/business-service-spring-boot2-starter/pom.xml
+++ b/archetypes/business-service-spring-boot2-starter/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>archetypes</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <groupId>org.apache.servicecomb.archetypes</groupId>
diff --git a/archetypes/business-service-springmvc/pom.xml 
b/archetypes/business-service-springmvc/pom.xml
index 26f30e86c..70d7fea85 100644
--- a/archetypes/business-service-springmvc/pom.xml
+++ b/archetypes/business-service-springmvc/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>archetypes</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <groupId>org.apache.servicecomb.archetypes</groupId>
diff --git a/archetypes/pom.xml b/archetypes/pom.xml
index b6d72272a..dd922aac8 100644
--- a/archetypes/pom.xml
+++ b/archetypes/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
 
diff --git a/clients/config-center-client/pom.xml 
b/clients/config-center-client/pom.xml
index 276197398..a6c6c8a9c 100644
--- a/clients/config-center-client/pom.xml
+++ b/clients/config-center-client/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>clients</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/clients/config-common/pom.xml b/clients/config-common/pom.xml
index d8b702bd4..0567ec5fb 100644
--- a/clients/config-common/pom.xml
+++ b/clients/config-common/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>clients</artifactId>
         <groupId>org.apache.servicecomb</groupId>
-        <version>2.7.9</version>
+        <version>2.8.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/clients/config-kie-client/pom.xml 
b/clients/config-kie-client/pom.xml
index 176a100f1..f95651285 100644
--- a/clients/config-kie-client/pom.xml
+++ b/clients/config-kie-client/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>clients</artifactId>
         <groupId>org.apache.servicecomb</groupId>
-        <version>2.7.9</version>
+        <version>2.8.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/clients/dashboard-client/pom.xml b/clients/dashboard-client/pom.xml
index 689a31d56..2713ba58b 100644
--- a/clients/dashboard-client/pom.xml
+++ b/clients/dashboard-client/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>clients</artifactId>
         <groupId>org.apache.servicecomb</groupId>
-        <version>2.7.9</version>
+        <version>2.8.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/clients/http-client-common/pom.xml 
b/clients/http-client-common/pom.xml
index d65637690..217253344 100644
--- a/clients/http-client-common/pom.xml
+++ b/clients/http-client-common/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>clients</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/clients/pom.xml b/clients/pom.xml
index 4f80b037b..8383d4233 100644
--- a/clients/pom.xml
+++ b/clients/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/clients/service-center-client/pom.xml 
b/clients/service-center-client/pom.xml
index 4c404cff2..b3bff6ecb 100755
--- a/clients/service-center-client/pom.xml
+++ b/clients/service-center-client/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>clients</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/common/common-access-log/pom.xml b/common/common-access-log/pom.xml
index 36e51e1c4..bc880d3c3 100644
--- a/common/common-access-log/pom.xml
+++ b/common/common-access-log/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>common</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/common/common-protobuf/pom.xml b/common/common-protobuf/pom.xml
index 1c9e0f10f..0281a8d90 100644
--- a/common/common-protobuf/pom.xml
+++ b/common/common-protobuf/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>common</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>common-protobuf</artifactId>
   <name>Java Chassis::Common::Protobuf</name>
diff --git a/common/common-rest/pom.xml b/common/common-rest/pom.xml
index a956cdb9f..f0b174640 100644
--- a/common/common-rest/pom.xml
+++ b/common/common-rest/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>common</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>common-rest</artifactId>
diff --git a/common/pom.xml b/common/pom.xml
index 5b3e18275..04ffad0c9 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
   <artifactId>common</artifactId>
diff --git a/core/pom.xml b/core/pom.xml
index c50d124bd..94834429f 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
   <artifactId>java-chassis-core</artifactId>
diff --git a/coverage-reports/pom.xml b/coverage-reports/pom.xml
index b8d2c7878..9ceac0a4a 100644
--- a/coverage-reports/pom.xml
+++ b/coverage-reports/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/demo/demo-crossapp/crossapp-client/pom.xml 
b/demo/demo-crossapp/crossapp-client/pom.xml
index bd4c5a2ce..f02076088 100644
--- a/demo/demo-crossapp/crossapp-client/pom.xml
+++ b/demo/demo-crossapp/crossapp-client/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-crossapp</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>crossapp-client</artifactId>
   <name>Java Chassis::Demo::CrossApp::Client</name>
diff --git a/demo/demo-crossapp/crossapp-server/pom.xml 
b/demo/demo-crossapp/crossapp-server/pom.xml
index 70fb0fe87..7556f86be 100644
--- a/demo/demo-crossapp/crossapp-server/pom.xml
+++ b/demo/demo-crossapp/crossapp-server/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-crossapp</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>crossapp-server</artifactId>
   <name>Java Chassis::Demo::CrossApp::Server</name>
diff --git a/demo/demo-crossapp/pom.xml b/demo/demo-crossapp/pom.xml
index d0e8e8c10..4fdcb3eed 100644
--- a/demo/demo-crossapp/pom.xml
+++ b/demo/demo-crossapp/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>demo-crossapp</artifactId>
   <name>Java Chassis::Demo::CrossApp</name>
diff --git a/demo/demo-cse-v1/consumer/pom.xml 
b/demo/demo-cse-v1/consumer/pom.xml
index 5e377cbe8..33fbad0a7 100644
--- a/demo/demo-cse-v1/consumer/pom.xml
+++ b/demo/demo-cse-v1/consumer/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-cse-v1</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>cse-v1-consumer</artifactId>
diff --git a/demo/demo-cse-v1/gateway/pom.xml b/demo/demo-cse-v1/gateway/pom.xml
index baeefb23e..725a5c56f 100644
--- a/demo/demo-cse-v1/gateway/pom.xml
+++ b/demo/demo-cse-v1/gateway/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-cse-v1</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>cse-v1-gateway</artifactId>
diff --git a/demo/demo-cse-v1/pom.xml b/demo/demo-cse-v1/pom.xml
index 3f501fd2e..9152ab489 100644
--- a/demo/demo-cse-v1/pom.xml
+++ b/demo/demo-cse-v1/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>demo-cse-v1</artifactId>
   <name>Java Chassis::Demo::CSE-V1</name>
diff --git a/demo/demo-cse-v1/provider-canary/pom.xml 
b/demo/demo-cse-v1/provider-canary/pom.xml
index ea785b105..8865f8c92 100644
--- a/demo/demo-cse-v1/provider-canary/pom.xml
+++ b/demo/demo-cse-v1/provider-canary/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-cse-v1</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>cse-v1-provider-canary</artifactId>
diff --git a/demo/demo-cse-v1/provider/pom.xml 
b/demo/demo-cse-v1/provider/pom.xml
index 6ccd9db55..c30931e5f 100644
--- a/demo/demo-cse-v1/provider/pom.xml
+++ b/demo/demo-cse-v1/provider/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-cse-v1</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>cse-v1-provider</artifactId>
diff --git a/demo/demo-cse-v1/test-client/pom.xml 
b/demo/demo-cse-v1/test-client/pom.xml
index 0af9c17f5..61d79be68 100644
--- a/demo/demo-cse-v1/test-client/pom.xml
+++ b/demo/demo-cse-v1/test-client/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-cse-v1</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>cse-v1-test-client</artifactId>
diff --git a/demo/demo-cse-v2/consumer/pom.xml 
b/demo/demo-cse-v2/consumer/pom.xml
index 48677d7d2..d82ee7c5b 100644
--- a/demo/demo-cse-v2/consumer/pom.xml
+++ b/demo/demo-cse-v2/consumer/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-cse-v2</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>cse-v2-consumer</artifactId>
diff --git a/demo/demo-cse-v2/gateway/pom.xml b/demo/demo-cse-v2/gateway/pom.xml
index eb1bbf238..5a249fcf8 100644
--- a/demo/demo-cse-v2/gateway/pom.xml
+++ b/demo/demo-cse-v2/gateway/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-cse-v2</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>cse-v2-gateway</artifactId>
diff --git a/demo/demo-cse-v2/pom.xml b/demo/demo-cse-v2/pom.xml
index 446327964..91e50a9f7 100644
--- a/demo/demo-cse-v2/pom.xml
+++ b/demo/demo-cse-v2/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>demo-cse-v2</artifactId>
   <name>Java Chassis::Demo::CSE-V2</name>
diff --git a/demo/demo-cse-v2/provider/pom.xml 
b/demo/demo-cse-v2/provider/pom.xml
index f0037cf9d..bd9057048 100644
--- a/demo/demo-cse-v2/provider/pom.xml
+++ b/demo/demo-cse-v2/provider/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-cse-v2</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>cse-v2-provider</artifactId>
diff --git a/demo/demo-cse-v2/test-client/pom.xml 
b/demo/demo-cse-v2/test-client/pom.xml
index 4f5612b9b..475810d47 100644
--- a/demo/demo-cse-v2/test-client/pom.xml
+++ b/demo/demo-cse-v2/test-client/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-cse-v2</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>cse-v2-test-client</artifactId>
diff --git a/demo/demo-edge/authentication/pom.xml 
b/demo/demo-edge/authentication/pom.xml
index d4295fb3b..8327ba6f0 100644
--- a/demo/demo-edge/authentication/pom.xml
+++ b/demo/demo-edge/authentication/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-edge</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>authentication</artifactId>
   <name>Java Chassis::Demo::Edge::Authentication</name>
diff --git a/demo/demo-edge/business-1-1-0/pom.xml 
b/demo/demo-edge/business-1-1-0/pom.xml
index f550ac09c..e848c33dd 100644
--- a/demo/demo-edge/business-1-1-0/pom.xml
+++ b/demo/demo-edge/business-1-1-0/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-edge</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>business-1-1-0</artifactId>
   <name>Java Chassis::Demo::Edge::Business 1.1.0</name>
diff --git a/demo/demo-edge/business-1.0.0/pom.xml 
b/demo/demo-edge/business-1.0.0/pom.xml
index 8c2a595f5..0c01ec60b 100644
--- a/demo/demo-edge/business-1.0.0/pom.xml
+++ b/demo/demo-edge/business-1.0.0/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-edge</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>business-1-0-0</artifactId>
   <name>Java Chassis::Demo::Edge::Business 1.0.0</name>
diff --git a/demo/demo-edge/business-2.0.0/pom.xml 
b/demo/demo-edge/business-2.0.0/pom.xml
index ba6dce941..a5aa49b75 100644
--- a/demo/demo-edge/business-2.0.0/pom.xml
+++ b/demo/demo-edge/business-2.0.0/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-edge</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>business-2-0-0</artifactId>
   <name>Java Chassis::Demo::Edge::Business 2.0.0</name>
diff --git a/demo/demo-edge/consumer/pom.xml b/demo/demo-edge/consumer/pom.xml
index 998920dd3..e8ecfc5e0 100644
--- a/demo/demo-edge/consumer/pom.xml
+++ b/demo/demo-edge/consumer/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-edge</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>consumer</artifactId>
   <name>Java Chassis::Demo::Edge::Consumer</name>
diff --git a/demo/demo-edge/edge-service/pom.xml 
b/demo/demo-edge/edge-service/pom.xml
index e4b0ff73a..15985a439 100644
--- a/demo/demo-edge/edge-service/pom.xml
+++ b/demo/demo-edge/edge-service/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-edge</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>edge-service</artifactId>
   <name>Java Chassis::Demo::Edge::Service</name>
diff --git a/demo/demo-edge/model/pom.xml b/demo/demo-edge/model/pom.xml
index 8f4f6c39d..86430045d 100644
--- a/demo/demo-edge/model/pom.xml
+++ b/demo/demo-edge/model/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-edge</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>model</artifactId>
   <name>Java Chassis::Demo::Edge::Model</name>
diff --git a/demo/demo-edge/pom.xml b/demo/demo-edge/pom.xml
index f02fd3d9b..e2b07400e 100644
--- a/demo/demo-edge/pom.xml
+++ b/demo/demo-edge/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>demo-edge</artifactId>
   <name>Java Chassis::Demo::Edge</name>
diff --git a/demo/demo-filter/filter-client/pom.xml 
b/demo/demo-filter/filter-client/pom.xml
index 2997eaec4..0519a328d 100644
--- a/demo/demo-filter/filter-client/pom.xml
+++ b/demo/demo-filter/filter-client/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-filter</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>filter-client</artifactId>
   <name>Java Chassis::Demo::Filter::Client</name>
diff --git a/demo/demo-filter/filter-server/pom.xml 
b/demo/demo-filter/filter-server/pom.xml
index 65c2cc3e9..acf86dda2 100644
--- a/demo/demo-filter/filter-server/pom.xml
+++ b/demo/demo-filter/filter-server/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-filter</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>filter-server</artifactId>
   <name>Java Chassis::Demo::Filter::Server</name>
diff --git a/demo/demo-filter/pom.xml b/demo/demo-filter/pom.xml
index bed9f0e2e..c98518987 100644
--- a/demo/demo-filter/pom.xml
+++ b/demo/demo-filter/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>demo-filter</artifactId>
   <name>Java Chassis::Demo::Filter</name>
diff --git a/demo/demo-jaxrs/jaxrs-client/pom.xml 
b/demo/demo-jaxrs/jaxrs-client/pom.xml
index b681fb39a..5acbb0b29 100644
--- a/demo/demo-jaxrs/jaxrs-client/pom.xml
+++ b/demo/demo-jaxrs/jaxrs-client/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-jaxrs</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>jaxrs-client</artifactId>
   <name>Java Chassis::Demo::JAXRS::Client</name>
diff --git a/demo/demo-jaxrs/jaxrs-server/pom.xml 
b/demo/demo-jaxrs/jaxrs-server/pom.xml
index e9c2e2a8c..37e55c563 100644
--- a/demo/demo-jaxrs/jaxrs-server/pom.xml
+++ b/demo/demo-jaxrs/jaxrs-server/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-jaxrs</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>jaxrs-server</artifactId>
   <name>Java Chassis::Demo::JAXRS::Server</name>
diff --git a/demo/demo-jaxrs/pom.xml b/demo/demo-jaxrs/pom.xml
index d7d9c5fa6..74ff743a8 100644
--- a/demo/demo-jaxrs/pom.xml
+++ b/demo/demo-jaxrs/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>demo-jaxrs</artifactId>
   <name>Java Chassis::Demo::JAXRS</name>
diff --git a/demo/demo-local-registry/demo-local-registry-client/pom.xml 
b/demo/demo-local-registry/demo-local-registry-client/pom.xml
index d039da89d..7271c98b6 100644
--- a/demo/demo-local-registry/demo-local-registry-client/pom.xml
+++ b/demo/demo-local-registry/demo-local-registry-client/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-local-registry</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <properties>
diff --git a/demo/demo-local-registry/demo-local-registry-server/pom.xml 
b/demo/demo-local-registry/demo-local-registry-server/pom.xml
index bf809c44b..0ce6d7d47 100644
--- a/demo/demo-local-registry/demo-local-registry-server/pom.xml
+++ b/demo/demo-local-registry/demo-local-registry-server/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-local-registry</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <properties>
diff --git a/demo/demo-local-registry/pom.xml b/demo/demo-local-registry/pom.xml
index 6e5e9724d..22678abfc 100644
--- a/demo/demo-local-registry/pom.xml
+++ b/demo/demo-local-registry/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>demo-local-registry</artifactId>
   <name>Java Chassis::Demo::Local Registry</name>
diff --git a/demo/demo-multi-registries/demo-multi-registries-client/pom.xml 
b/demo/demo-multi-registries/demo-multi-registries-client/pom.xml
index de36915e6..8671db9a3 100644
--- a/demo/demo-multi-registries/demo-multi-registries-client/pom.xml
+++ b/demo/demo-multi-registries/demo-multi-registries-client/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-multi-registries</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <properties>
diff --git a/demo/demo-multi-registries/demo-multi-registries-server/pom.xml 
b/demo/demo-multi-registries/demo-multi-registries-server/pom.xml
index 36a42f7e5..d08be42e3 100644
--- a/demo/demo-multi-registries/demo-multi-registries-server/pom.xml
+++ b/demo/demo-multi-registries/demo-multi-registries-server/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-multi-registries</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <properties>
diff --git a/demo/demo-multi-registries/pom.xml 
b/demo/demo-multi-registries/pom.xml
index 11500bc68..92a8b9a93 100644
--- a/demo/demo-multi-registries/pom.xml
+++ b/demo/demo-multi-registries/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>demo-multi-registries</artifactId>
   <name>Java Chassis::Demo::Multi Registry</name>
diff --git 
a/demo/demo-multi-service-center/demo-multi-service-center-client/pom.xml 
b/demo/demo-multi-service-center/demo-multi-service-center-client/pom.xml
index 872fcf499..205370cd6 100644
--- a/demo/demo-multi-service-center/demo-multi-service-center-client/pom.xml
+++ b/demo/demo-multi-service-center/demo-multi-service-center-client/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-multi-service-center</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <properties>
diff --git 
a/demo/demo-multi-service-center/demo-multi-service-center-serverA/pom.xml 
b/demo/demo-multi-service-center/demo-multi-service-center-serverA/pom.xml
index ba7b6f760..af834e5b3 100644
--- a/demo/demo-multi-service-center/demo-multi-service-center-serverA/pom.xml
+++ b/demo/demo-multi-service-center/demo-multi-service-center-serverA/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-multi-service-center</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <properties>
diff --git 
a/demo/demo-multi-service-center/demo-multi-service-center-serverB/pom.xml 
b/demo/demo-multi-service-center/demo-multi-service-center-serverB/pom.xml
index 8e47d9046..0b26073e0 100644
--- a/demo/demo-multi-service-center/demo-multi-service-center-serverB/pom.xml
+++ b/demo/demo-multi-service-center/demo-multi-service-center-serverB/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-multi-service-center</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <properties>
diff --git a/demo/demo-multi-service-center/pom.xml 
b/demo/demo-multi-service-center/pom.xml
index 7ef700a4c..25e84b309 100644
--- a/demo/demo-multi-service-center/pom.xml
+++ b/demo/demo-multi-service-center/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>demo-multi-service-center</artifactId>
   <name>Java Chassis::Demo::Multi Service Centers</name>
diff --git a/demo/demo-multiple/a-client/pom.xml 
b/demo/demo-multiple/a-client/pom.xml
index da25d2a2a..b699c9903 100644
--- a/demo/demo-multiple/a-client/pom.xml
+++ b/demo/demo-multiple/a-client/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-multiple</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>a-client</artifactId>
   <name>Java Chassis::Demo::Multiple::A client</name>
diff --git a/demo/demo-multiple/a-server/pom.xml 
b/demo/demo-multiple/a-server/pom.xml
index bdd19e553..959e3aea4 100644
--- a/demo/demo-multiple/a-server/pom.xml
+++ b/demo/demo-multiple/a-server/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-multiple</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>a-server</artifactId>
   <name>Java Chassis::Demo::Multiple::A server</name>
diff --git a/demo/demo-multiple/b-client/pom.xml 
b/demo/demo-multiple/b-client/pom.xml
index bf426a3ba..39e9a5751 100644
--- a/demo/demo-multiple/b-client/pom.xml
+++ b/demo/demo-multiple/b-client/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-multiple</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>b-client</artifactId>
   <name>Java Chassis::Demo::Multiple::B client</name>
diff --git a/demo/demo-multiple/b-server/pom.xml 
b/demo/demo-multiple/b-server/pom.xml
index f8db3a4bb..f92571cdd 100644
--- a/demo/demo-multiple/b-server/pom.xml
+++ b/demo/demo-multiple/b-server/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-multiple</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>b-server</artifactId>
diff --git a/demo/demo-multiple/multiple-client/pom.xml 
b/demo/demo-multiple/multiple-client/pom.xml
index 5a3f93a4a..67bca406b 100644
--- a/demo/demo-multiple/multiple-client/pom.xml
+++ b/demo/demo-multiple/multiple-client/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-multiple</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>multiple-client</artifactId>
   <name>Java Chassis::Demo::Multiple::Client</name>
diff --git a/demo/demo-multiple/multiple-server/pom.xml 
b/demo/demo-multiple/multiple-server/pom.xml
index 72853c569..6ce66d4b9 100644
--- a/demo/demo-multiple/multiple-server/pom.xml
+++ b/demo/demo-multiple/multiple-server/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-multiple</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>multiple-server</artifactId>
   <name>Java Chassis::Demo::Multiple::Server</name>
diff --git a/demo/demo-multiple/pom.xml b/demo/demo-multiple/pom.xml
index ddd7de445..0bb36b034 100644
--- a/demo/demo-multiple/pom.xml
+++ b/demo/demo-multiple/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>demo-multiple</artifactId>
   <name>Java Chassis::Demo::Multiple</name>
diff --git a/demo/demo-pojo/pojo-client/pom.xml 
b/demo/demo-pojo/pojo-client/pom.xml
index 496be0304..89014add9 100644
--- a/demo/demo-pojo/pojo-client/pom.xml
+++ b/demo/demo-pojo/pojo-client/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-pojo</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>pojo-client</artifactId>
   <name>Java Chassis::Demo::POJO::Client</name>
diff --git a/demo/demo-pojo/pojo-server/pom.xml 
b/demo/demo-pojo/pojo-server/pom.xml
index 98703e7e8..e1a7c458b 100644
--- a/demo/demo-pojo/pojo-server/pom.xml
+++ b/demo/demo-pojo/pojo-server/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-pojo</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>pojo-server</artifactId>
   <name>Java Chassis::Demo::POJO::Server</name>
diff --git a/demo/demo-pojo/pom.xml b/demo/demo-pojo/pom.xml
index fbb3f3475..90a3f9f10 100644
--- a/demo/demo-pojo/pom.xml
+++ b/demo/demo-pojo/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>demo-pojo</artifactId>
   <name>Java Chassis::Demo::POJO</name>
diff --git 
a/demo/demo-register-url-prefix/demo-register-url-prefix-client/pom.xml 
b/demo/demo-register-url-prefix/demo-register-url-prefix-client/pom.xml
index 8d3d9c5d8..3b8e2e188 100644
--- a/demo/demo-register-url-prefix/demo-register-url-prefix-client/pom.xml
+++ b/demo/demo-register-url-prefix/demo-register-url-prefix-client/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-register-url-prefix</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <properties>
diff --git 
a/demo/demo-register-url-prefix/demo-register-url-prefix-server/pom.xml 
b/demo/demo-register-url-prefix/demo-register-url-prefix-server/pom.xml
index 74908ea98..315bbc5af 100644
--- a/demo/demo-register-url-prefix/demo-register-url-prefix-server/pom.xml
+++ b/demo/demo-register-url-prefix/demo-register-url-prefix-server/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-register-url-prefix</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <properties>
diff --git a/demo/demo-register-url-prefix/pom.xml 
b/demo/demo-register-url-prefix/pom.xml
index 24414e311..536e9bfd8 100644
--- a/demo/demo-register-url-prefix/pom.xml
+++ b/demo/demo-register-url-prefix/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>demo-register-url-prefix</artifactId>
   <name>Java Chassis::Demo::Spring Boot::Register URL Prefix</name>
diff --git a/demo/demo-schema/pom.xml b/demo/demo-schema/pom.xml
index e2cdf997d..2d70c9d91 100644
--- a/demo/demo-schema/pom.xml
+++ b/demo/demo-schema/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>demo-schema</artifactId>
   <name>Java Chassis::Demo::Schema</name>
diff --git a/demo/demo-signature/pom.xml b/demo/demo-signature/pom.xml
index 9580014df..c81ffa5fd 100644
--- a/demo/demo-signature/pom.xml
+++ b/demo/demo-signature/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>demo-signature</artifactId>
   <name>Java Chassis::Demo::Signature</name>
diff --git 
a/demo/demo-spring-boot-provider/demo-spring-boot-jaxrs-client/pom.xml 
b/demo/demo-spring-boot-provider/demo-spring-boot-jaxrs-client/pom.xml
index 5212cce35..b03e47108 100644
--- a/demo/demo-spring-boot-provider/demo-spring-boot-jaxrs-client/pom.xml
+++ b/demo/demo-spring-boot-provider/demo-spring-boot-jaxrs-client/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-spring-boot</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <dependencies>
     <dependency>
diff --git 
a/demo/demo-spring-boot-provider/demo-spring-boot-jaxrs-server/pom.xml 
b/demo/demo-spring-boot-provider/demo-spring-boot-jaxrs-server/pom.xml
index 8da2d3288..0c5ac1274 100644
--- a/demo/demo-spring-boot-provider/demo-spring-boot-jaxrs-server/pom.xml
+++ b/demo/demo-spring-boot-provider/demo-spring-boot-jaxrs-server/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-spring-boot</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <properties>
     
<demo.main>org.apache.servicecomb.springboot.jaxrs.server.JaxrsServer</demo.main>
diff --git a/demo/demo-spring-boot-provider/pom.xml 
b/demo/demo-spring-boot-provider/pom.xml
index 0946d8688..389761b23 100644
--- a/demo/demo-spring-boot-provider/pom.xml
+++ b/demo/demo-spring-boot-provider/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>demo-spring-boot</artifactId>
   <name>Java Chassis::Demo::Spring Boot</name>
diff --git 
a/demo/demo-spring-boot-transport/demo-spring-boot-pojo-client/pom.xml 
b/demo/demo-spring-boot-transport/demo-spring-boot-pojo-client/pom.xml
index 0f896f420..b3b082d52 100644
--- a/demo/demo-spring-boot-transport/demo-spring-boot-pojo-client/pom.xml
+++ b/demo/demo-spring-boot-transport/demo-spring-boot-pojo-client/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-spring-boot-transport</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <properties>
diff --git 
a/demo/demo-spring-boot-transport/demo-spring-boot-pojo-server/pom.xml 
b/demo/demo-spring-boot-transport/demo-spring-boot-pojo-server/pom.xml
index 39c2eeb74..7e16636b6 100644
--- a/demo/demo-spring-boot-transport/demo-spring-boot-pojo-server/pom.xml
+++ b/demo/demo-spring-boot-transport/demo-spring-boot-pojo-server/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-spring-boot-transport</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <properties>
diff --git 
a/demo/demo-spring-boot-transport/demo-spring-boot-springmvc-client/pom.xml 
b/demo/demo-spring-boot-transport/demo-spring-boot-springmvc-client/pom.xml
index 4857611b3..b9b286b14 100644
--- a/demo/demo-spring-boot-transport/demo-spring-boot-springmvc-client/pom.xml
+++ b/demo/demo-spring-boot-transport/demo-spring-boot-springmvc-client/pom.xml
@@ -26,7 +26,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-spring-boot-transport</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <dependencies>
     <dependency>
diff --git 
a/demo/demo-spring-boot-transport/demo-spring-boot-springmvc-server/pom.xml 
b/demo/demo-spring-boot-transport/demo-spring-boot-springmvc-server/pom.xml
index 6c7d95776..0e64a1dfc 100644
--- a/demo/demo-spring-boot-transport/demo-spring-boot-springmvc-server/pom.xml
+++ b/demo/demo-spring-boot-transport/demo-spring-boot-springmvc-server/pom.xml
@@ -26,7 +26,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-spring-boot-transport</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <dependencies>
     <dependency>
diff --git a/demo/demo-spring-boot-transport/pom.xml 
b/demo/demo-spring-boot-transport/pom.xml
index fecd6d890..819e0ca92 100644
--- a/demo/demo-spring-boot-transport/pom.xml
+++ b/demo/demo-spring-boot-transport/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>demo-spring-boot-transport</artifactId>
   <name>Java Chassis::Demo::Spring Boot::Transport</name>
diff --git a/demo/demo-springmvc/pom.xml b/demo/demo-springmvc/pom.xml
index 3f99b793f..812df3cc5 100644
--- a/demo/demo-springmvc/pom.xml
+++ b/demo/demo-springmvc/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>demo-springmvc</artifactId>
   <name>Java Chassis::Demo::Spring MVC</name>
diff --git a/demo/demo-springmvc/springmvc-client/pom.xml 
b/demo/demo-springmvc/springmvc-client/pom.xml
index 11e651c2f..8e6553088 100644
--- a/demo/demo-springmvc/springmvc-client/pom.xml
+++ b/demo/demo-springmvc/springmvc-client/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-springmvc</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>springmvc-client</artifactId>
   <name>Java Chassis::Demo::Spring MVC::Client</name>
diff --git a/demo/demo-springmvc/springmvc-server/pom.xml 
b/demo/demo-springmvc/springmvc-server/pom.xml
index ca156b415..d956f8ed8 100644
--- a/demo/demo-springmvc/springmvc-server/pom.xml
+++ b/demo/demo-springmvc/springmvc-server/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-springmvc</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>springmvc-server</artifactId>
   <name>Java Chassis::Demo::Spring MVC::Server</name>
diff --git 
a/demo/demo-zeroconfig-schemadiscovery-registry/demo-zeroconfig-schemadiscovery-registry-client/pom.xml
 
b/demo/demo-zeroconfig-schemadiscovery-registry/demo-zeroconfig-schemadiscovery-registry-client/pom.xml
index 172e917e9..b4e6116dc 100644
--- 
a/demo/demo-zeroconfig-schemadiscovery-registry/demo-zeroconfig-schemadiscovery-registry-client/pom.xml
+++ 
b/demo/demo-zeroconfig-schemadiscovery-registry/demo-zeroconfig-schemadiscovery-registry-client/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-zeroconfig-schemadiscovery-registry</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <properties>
diff --git 
a/demo/demo-zeroconfig-schemadiscovery-registry/demo-zeroconfig-schemadiscovery-registry-edge/pom.xml
 
b/demo/demo-zeroconfig-schemadiscovery-registry/demo-zeroconfig-schemadiscovery-registry-edge/pom.xml
index 23e393a41..7e3db8f10 100644
--- 
a/demo/demo-zeroconfig-schemadiscovery-registry/demo-zeroconfig-schemadiscovery-registry-edge/pom.xml
+++ 
b/demo/demo-zeroconfig-schemadiscovery-registry/demo-zeroconfig-schemadiscovery-registry-edge/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-zeroconfig-schemadiscovery-registry</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <properties>
diff --git 
a/demo/demo-zeroconfig-schemadiscovery-registry/demo-zeroconfig-schemadiscovery-registry-server/pom.xml
 
b/demo/demo-zeroconfig-schemadiscovery-registry/demo-zeroconfig-schemadiscovery-registry-server/pom.xml
index fbd3fda2b..f00a7dab4 100644
--- 
a/demo/demo-zeroconfig-schemadiscovery-registry/demo-zeroconfig-schemadiscovery-registry-server/pom.xml
+++ 
b/demo/demo-zeroconfig-schemadiscovery-registry/demo-zeroconfig-schemadiscovery-registry-server/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-zeroconfig-schemadiscovery-registry</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <properties>
diff --git 
a/demo/demo-zeroconfig-schemadiscovery-registry/demo-zeroconfig-schemadiscovery-registry-tests/pom.xml
 
b/demo/demo-zeroconfig-schemadiscovery-registry/demo-zeroconfig-schemadiscovery-registry-tests/pom.xml
index 0be619bdb..2a92d9db6 100644
--- 
a/demo/demo-zeroconfig-schemadiscovery-registry/demo-zeroconfig-schemadiscovery-registry-tests/pom.xml
+++ 
b/demo/demo-zeroconfig-schemadiscovery-registry/demo-zeroconfig-schemadiscovery-registry-tests/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-zeroconfig-schemadiscovery-registry</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <properties>
diff --git a/demo/demo-zeroconfig-schemadiscovery-registry/pom.xml 
b/demo/demo-zeroconfig-schemadiscovery-registry/pom.xml
index a18b9e4f4..81483634e 100644
--- a/demo/demo-zeroconfig-schemadiscovery-registry/pom.xml
+++ b/demo/demo-zeroconfig-schemadiscovery-registry/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb.demo</groupId>
     <artifactId>demo-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>demo-zeroconfig-schemadiscovery-registry</artifactId>
   <name>Java Chassis::Demo::ZeroConfig-SchemaDiscovery Registry</name>
diff --git a/demo/docker-build-config/pom.xml b/demo/docker-build-config/pom.xml
index ef2d283a3..d38e63c85 100644
--- a/demo/docker-build-config/pom.xml
+++ b/demo/docker-build-config/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>demo-parent</artifactId>
     <groupId>org.apache.servicecomb.demo</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/demo/docker-run-config-edge/pom.xml 
b/demo/docker-run-config-edge/pom.xml
index 76edd1d2a..daaf8a5ce 100644
--- a/demo/docker-run-config-edge/pom.xml
+++ b/demo/docker-run-config-edge/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>demo-parent</artifactId>
     <groupId>org.apache.servicecomb.demo</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/demo/docker-run-config-local/pom.xml 
b/demo/docker-run-config-local/pom.xml
index e472d44fe..0565a0621 100644
--- a/demo/docker-run-config-local/pom.xml
+++ b/demo/docker-run-config-local/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>demo-parent</artifactId>
     <groupId>org.apache.servicecomb.demo</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/demo/docker-run-config/pom.xml b/demo/docker-run-config/pom.xml
index 414a477f1..cb9803981 100644
--- a/demo/docker-run-config/pom.xml
+++ b/demo/docker-run-config/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>demo-parent</artifactId>
     <groupId>org.apache.servicecomb.demo</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/demo/pom.xml b/demo/pom.xml
index 8873948b7..1a4e445c2 100644
--- a/demo/pom.xml
+++ b/demo/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
   <groupId>org.apache.servicecomb.demo</groupId>
diff --git a/dependencies/bom/pom.xml b/dependencies/bom/pom.xml
index 212834711..6e194e921 100644
--- a/dependencies/bom/pom.xml
+++ b/dependencies/bom/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-dependencies-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>java-chassis-bom</artifactId>
diff --git a/dependencies/default/pom.xml b/dependencies/default/pom.xml
index 4be42d706..eeabea278 100644
--- a/dependencies/default/pom.xml
+++ b/dependencies/default/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-dependencies-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>java-chassis-dependencies</artifactId>
diff --git a/dependencies/pom.xml b/dependencies/pom.xml
index 49dbcf61b..52b41b155 100644
--- a/dependencies/pom.xml
+++ b/dependencies/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>java-chassis-dependencies-parent</artifactId>
diff --git a/deployment/pom.xml b/deployment/pom.xml
index 3bedb4aa2..ca7132e6d 100644
--- a/deployment/pom.xml
+++ b/deployment/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/distribution/pom.xml b/distribution/pom.xml
index c1f851ec8..94894fbdc 100644
--- a/distribution/pom.xml
+++ b/distribution/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
   <artifactId>apache-servicecomb-java-chassis-distribution</artifactId>
diff --git a/dynamic-config/config-apollo/pom.xml 
b/dynamic-config/config-apollo/pom.xml
index f505b2cc6..84a8aac9f 100644
--- a/dynamic-config/config-apollo/pom.xml
+++ b/dynamic-config/config-apollo/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>dynamic-config</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <artifactId>config-apollo</artifactId>
diff --git a/dynamic-config/config-cc/pom.xml b/dynamic-config/config-cc/pom.xml
index 746fc4ced..f40fff946 100644
--- a/dynamic-config/config-cc/pom.xml
+++ b/dynamic-config/config-cc/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>dynamic-config</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/dynamic-config/config-kie/pom.xml 
b/dynamic-config/config-kie/pom.xml
index ab331c874..85b3517a8 100644
--- a/dynamic-config/config-kie/pom.xml
+++ b/dynamic-config/config-kie/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>dynamic-config</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/dynamic-config/config-nacos/pom.xml 
b/dynamic-config/config-nacos/pom.xml
index 441a94db8..ad4624ed1 100644
--- a/dynamic-config/config-nacos/pom.xml
+++ b/dynamic-config/config-nacos/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>dynamic-config</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <artifactId>config-nacos</artifactId>
diff --git a/dynamic-config/pom.xml b/dynamic-config/pom.xml
index 033404577..2eabcbe30 100644
--- a/dynamic-config/pom.xml
+++ b/dynamic-config/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/edge/edge-core/pom.xml b/edge/edge-core/pom.xml
index 0201460e3..03d5f9038 100644
--- a/edge/edge-core/pom.xml
+++ b/edge/edge-core/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>edge</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>edge-core</artifactId>
   <name>Java Chassis::Edge::Core</name>
diff --git a/edge/pom.xml b/edge/pom.xml
index d28e86903..2311b55b1 100644
--- a/edge/pom.xml
+++ b/edge/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
   <artifactId>edge</artifactId>
diff --git a/foundations/foundation-common/pom.xml 
b/foundations/foundation-common/pom.xml
index fc7f6e2e7..5f520646f 100644
--- a/foundations/foundation-common/pom.xml
+++ b/foundations/foundation-common/pom.xml
@@ -20,7 +20,7 @@
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <artifactId>foundations</artifactId>
   </parent>
   <artifactId>foundation-common</artifactId>
diff --git a/foundations/foundation-config/pom.xml 
b/foundations/foundation-config/pom.xml
index 815be2393..a2f5b679c 100644
--- a/foundations/foundation-config/pom.xml
+++ b/foundations/foundation-config/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>foundations</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/foundations/foundation-metrics/pom.xml 
b/foundations/foundation-metrics/pom.xml
index b37809cf0..8a765d736 100644
--- a/foundations/foundation-metrics/pom.xml
+++ b/foundations/foundation-metrics/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>foundations</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>foundation-metrics</artifactId>
   <name>Java Chassis::Foundations::Metrics</name>
diff --git a/foundations/foundation-protobuf/pom.xml 
b/foundations/foundation-protobuf/pom.xml
index 4418096c9..8bd2feeb5 100644
--- a/foundations/foundation-protobuf/pom.xml
+++ b/foundations/foundation-protobuf/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>foundations</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/foundations/foundation-registry/pom.xml 
b/foundations/foundation-registry/pom.xml
index e2ca75c19..f2745e782 100644
--- a/foundations/foundation-registry/pom.xml
+++ b/foundations/foundation-registry/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>foundations</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/foundations/foundation-spi/pom.xml 
b/foundations/foundation-spi/pom.xml
index c2719e958..65bf86187 100644
--- a/foundations/foundation-spi/pom.xml
+++ b/foundations/foundation-spi/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>foundations</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>foundation-spi</artifactId>
   <name>Java Chassis::Foundations::SSL</name>
diff --git a/foundations/foundation-ssl/pom.xml 
b/foundations/foundation-ssl/pom.xml
index 139c57891..04a4bb819 100644
--- a/foundations/foundation-ssl/pom.xml
+++ b/foundations/foundation-ssl/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>foundations</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>foundation-ssl</artifactId>
   <name>Java Chassis::Foundations::SSL</name>
diff --git a/foundations/foundation-test-scaffolding/pom.xml 
b/foundations/foundation-test-scaffolding/pom.xml
index d333aad28..1b70132d4 100644
--- a/foundations/foundation-test-scaffolding/pom.xml
+++ b/foundations/foundation-test-scaffolding/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>foundations</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>foundation-test-scaffolding</artifactId>
   <name>Java Chassis::Foundations::Test Scaffolding</name>
diff --git a/foundations/foundation-vertx/pom.xml 
b/foundations/foundation-vertx/pom.xml
index 419db5856..e418cd1c3 100644
--- a/foundations/foundation-vertx/pom.xml
+++ b/foundations/foundation-vertx/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>foundations</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>foundation-vertx</artifactId>
   <name>Java Chassis::Foundations::Vertx</name>
diff --git a/foundations/pom.xml b/foundations/pom.xml
index 16030a981..b38e66a2f 100644
--- a/foundations/pom.xml
+++ b/foundations/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
   <artifactId>foundations</artifactId>
diff --git a/governance/pom.xml b/governance/pom.xml
index 1777cafaf..1ed16590d 100644
--- a/governance/pom.xml
+++ b/governance/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/handlers/handler-bizkeeper/pom.xml 
b/handlers/handler-bizkeeper/pom.xml
index 655ee5f2e..bd71299c2 100644
--- a/handlers/handler-bizkeeper/pom.xml
+++ b/handlers/handler-bizkeeper/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>handlers</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>handler-bizkeeper</artifactId>
diff --git a/handlers/handler-fault-injection/pom.xml 
b/handlers/handler-fault-injection/pom.xml
index a19d2c244..15c1b87df 100755
--- a/handlers/handler-fault-injection/pom.xml
+++ b/handlers/handler-fault-injection/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>handlers</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>handler-fault-injection</artifactId>
   <name>Java Chassis::Handlers::Fault Injection</name>
diff --git a/handlers/handler-flowcontrol-qps/pom.xml 
b/handlers/handler-flowcontrol-qps/pom.xml
index fc5a7f0e7..93e60cd0a 100644
--- a/handlers/handler-flowcontrol-qps/pom.xml
+++ b/handlers/handler-flowcontrol-qps/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>handlers</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>handler-flowcontrol-qps</artifactId>
   <name>Java Chassis::Handlers::Flow Control QPS</name>
diff --git a/handlers/handler-governance/pom.xml 
b/handlers/handler-governance/pom.xml
index 24602ad57..7745b95cf 100644
--- a/handlers/handler-governance/pom.xml
+++ b/handlers/handler-governance/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>handlers</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>handler-governance</artifactId>
diff --git a/handlers/handler-loadbalance/pom.xml 
b/handlers/handler-loadbalance/pom.xml
index bdfb57c41..f78689e83 100644
--- a/handlers/handler-loadbalance/pom.xml
+++ b/handlers/handler-loadbalance/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>handlers</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>handler-loadbalance</artifactId>
diff --git a/handlers/handler-publickey-auth/pom.xml 
b/handlers/handler-publickey-auth/pom.xml
index bef7a74bf..e2aaf4d90 100644
--- a/handlers/handler-publickey-auth/pom.xml
+++ b/handlers/handler-publickey-auth/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>handlers</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>handler-publickey-auth</artifactId>
diff --git a/handlers/handler-router/pom.xml b/handlers/handler-router/pom.xml
index 8cc3a3eee..57a88bb5d 100644
--- a/handlers/handler-router/pom.xml
+++ b/handlers/handler-router/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>handlers</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
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   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/handlers/handler-tracing-zipkin/pom.xml 
b/handlers/handler-tracing-zipkin/pom.xml
index 67a054067..d700cee9d 100644
--- a/handlers/handler-tracing-zipkin/pom.xml
+++ b/handlers/handler-tracing-zipkin/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>handlers</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/handlers/pom.xml b/handlers/pom.xml
index 463b57416..e9af875c4 100644
--- a/handlers/pom.xml
+++ b/handlers/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/huawei-cloud/darklaunch/pom.xml b/huawei-cloud/darklaunch/pom.xml
index ae40f39f5..3ccdfcb3b 100644
--- a/huawei-cloud/darklaunch/pom.xml
+++ b/huawei-cloud/darklaunch/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>huawei-cloud</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/huawei-cloud/dashboard/pom.xml b/huawei-cloud/dashboard/pom.xml
index c9b090139..7396a00d1 100644
--- a/huawei-cloud/dashboard/pom.xml
+++ b/huawei-cloud/dashboard/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <artifactId>huawei-cloud</artifactId>
         <groupId>org.apache.servicecomb</groupId>
-        <version>2.7.9</version>
+        <version>2.8.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/huawei-cloud/environment/pom.xml b/huawei-cloud/environment/pom.xml
index c9d58af96..a96fad005 100644
--- a/huawei-cloud/environment/pom.xml
+++ b/huawei-cloud/environment/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>huawei-cloud</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <artifactId>servicestage-environment</artifactId>
diff --git a/huawei-cloud/pom.xml b/huawei-cloud/pom.xml
index 34b253b8b..83dfd983c 100644
--- a/huawei-cloud/pom.xml
+++ b/huawei-cloud/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
 
diff --git a/huawei-cloud/servicestage/pom.xml 
b/huawei-cloud/servicestage/pom.xml
index f20361790..98ca3bd62 100644
--- a/huawei-cloud/servicestage/pom.xml
+++ b/huawei-cloud/servicestage/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>huawei-cloud</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <artifactId>servicestage</artifactId>
diff --git a/inspector/pom.xml b/inspector/pom.xml
index 13a057a00..233dfac3b 100644
--- a/inspector/pom.xml
+++ b/inspector/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/integration-tests/dynamic-config-tests/pom.xml 
b/integration-tests/dynamic-config-tests/pom.xml
index 41ef61b91..fa3f56dea 100644
--- a/integration-tests/dynamic-config-tests/pom.xml
+++ b/integration-tests/dynamic-config-tests/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>integration-tests</artifactId>
     <groupId>org.apache.servicecomb.tests</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/it-common/pom.xml 
b/integration-tests/it-common/pom.xml
index 7f3629386..adec905dd 100644
--- a/integration-tests/it-common/pom.xml
+++ b/integration-tests/it-common/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>integration-tests</artifactId>
     <groupId>org.apache.servicecomb.tests</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/it-consumer/pom.xml 
b/integration-tests/it-consumer/pom.xml
index 949ed44cf..ef27dd17b 100644
--- a/integration-tests/it-consumer/pom.xml
+++ b/integration-tests/it-consumer/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>integration-tests</artifactId>
     <groupId>org.apache.servicecomb.tests</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/it-edge/pom.xml 
b/integration-tests/it-edge/pom.xml
index b880809f6..07c71fde7 100644
--- a/integration-tests/it-edge/pom.xml
+++ b/integration-tests/it-edge/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>integration-tests</artifactId>
     <groupId>org.apache.servicecomb.tests</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/it-producer-deploy-springboot2-servlet/pom.xml 
b/integration-tests/it-producer-deploy-springboot2-servlet/pom.xml
index 09849a041..6018bdf5d 100644
--- a/integration-tests/it-producer-deploy-springboot2-servlet/pom.xml
+++ b/integration-tests/it-producer-deploy-springboot2-servlet/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>integration-tests</artifactId>
     <groupId>org.apache.servicecomb.tests</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>it-producer-deploy-springboot2-servlet</artifactId>
@@ -33,7 +33,7 @@
       <dependency>
         <groupId>org.apache.servicecomb</groupId>
         <artifactId>java-chassis-dependencies</artifactId>
-        <version>2.7.9</version>
+        <version>2.8.0-SNAPSHOT</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>
@@ -44,7 +44,7 @@
     <dependency>
       <groupId>org.apache.servicecomb.tests</groupId>
       <artifactId>it-producer</artifactId>
-      <version>2.7.9</version>
+      <version>2.8.0-SNAPSHOT</version>
     </dependency>
     <dependency>
       <groupId>org.apache.servicecomb</groupId>
diff --git 
a/integration-tests/it-producer-deploy-springboot2-standalone/pom.xml 
b/integration-tests/it-producer-deploy-springboot2-standalone/pom.xml
index 366ffa13e..41d4b13e5 100644
--- a/integration-tests/it-producer-deploy-springboot2-standalone/pom.xml
+++ b/integration-tests/it-producer-deploy-springboot2-standalone/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <artifactId>integration-tests</artifactId>
     <groupId>org.apache.servicecomb.tests</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>it-producer-deploy-springboot2-standalone</artifactId>
diff --git a/integration-tests/it-producer/pom.xml 
b/integration-tests/it-producer/pom.xml
index dba1edaad..01bdd65eb 100644
--- a/integration-tests/it-producer/pom.xml
+++ b/integration-tests/it-producer/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>integration-tests</artifactId>
     <groupId>org.apache.servicecomb.tests</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/jaxrs-tests/pom.xml 
b/integration-tests/jaxrs-tests/pom.xml
index 647d41b87..9d2e9e56b 100644
--- a/integration-tests/jaxrs-tests/pom.xml
+++ b/integration-tests/jaxrs-tests/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>integration-tests</artifactId>
     <groupId>org.apache.servicecomb.tests</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/pojo-test/pom.xml 
b/integration-tests/pojo-test/pom.xml
index 339fd56ea..43b90f923 100644
--- a/integration-tests/pojo-test/pom.xml
+++ b/integration-tests/pojo-test/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>integration-tests</artifactId>
     <groupId>org.apache.servicecomb.tests</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/pom.xml b/integration-tests/pom.xml
index f652a668d..7d1633302 100644
--- a/integration-tests/pom.xml
+++ b/integration-tests/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/integration-tests/spring-jaxrs-tests/pom.xml 
b/integration-tests/spring-jaxrs-tests/pom.xml
index 43a1e1fc7..fc62897c5 100644
--- a/integration-tests/spring-jaxrs-tests/pom.xml
+++ b/integration-tests/spring-jaxrs-tests/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>integration-tests</artifactId>
     <groupId>org.apache.servicecomb.tests</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
@@ -33,7 +33,7 @@
     <dependency>
       <groupId>org.apache.servicecomb.tests</groupId>
       <artifactId>jaxrs-tests</artifactId>
-      <version>2.7.9</version>
+      <version>2.8.0-SNAPSHOT</version>
       <type>test-jar</type>
     </dependency>
     <dependency>
diff --git a/integration-tests/spring-pojo-connection-limit-test/pom.xml 
b/integration-tests/spring-pojo-connection-limit-test/pom.xml
index 5cafadfec..1b8a50c51 100644
--- a/integration-tests/spring-pojo-connection-limit-test/pom.xml
+++ b/integration-tests/spring-pojo-connection-limit-test/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>integration-tests</artifactId>
     <groupId>org.apache.servicecomb.tests</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/spring-pojo-tests/pom.xml 
b/integration-tests/spring-pojo-tests/pom.xml
index f3c5fbf5b..d6cf3e4d4 100644
--- a/integration-tests/spring-pojo-tests/pom.xml
+++ b/integration-tests/spring-pojo-tests/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>integration-tests</artifactId>
     <groupId>org.apache.servicecomb.tests</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/springmvc-tests/common/pom.xml 
b/integration-tests/springmvc-tests/common/pom.xml
index f2862d20e..8c17b0d6e 100644
--- a/integration-tests/springmvc-tests/common/pom.xml
+++ b/integration-tests/springmvc-tests/common/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>springmvc-tests</artifactId>
     <groupId>org.apache.servicecomb.tests</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/springmvc-tests/connection-limit/pom.xml 
b/integration-tests/springmvc-tests/connection-limit/pom.xml
index dee4858b0..a2eeba8eb 100644
--- a/integration-tests/springmvc-tests/connection-limit/pom.xml
+++ b/integration-tests/springmvc-tests/connection-limit/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>springmvc-tests</artifactId>
     <groupId>org.apache.servicecomb.tests</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
@@ -33,7 +33,7 @@
     <dependency>
       <groupId>org.apache.servicecomb.tests</groupId>
       <artifactId>springmvc-tests-common</artifactId>
-      <version>2.7.9</version>
+      <version>2.8.0-SNAPSHOT</version>
       <type>test-jar</type>
     </dependency>
     <dependency>
diff --git a/integration-tests/springmvc-tests/general-with-springboot/pom.xml 
b/integration-tests/springmvc-tests/general-with-springboot/pom.xml
index bb04af901..bf7c291ab 100644
--- a/integration-tests/springmvc-tests/general-with-springboot/pom.xml
+++ b/integration-tests/springmvc-tests/general-with-springboot/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>springmvc-tests</artifactId>
     <groupId>org.apache.servicecomb.tests</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/springmvc-tests/general/pom.xml 
b/integration-tests/springmvc-tests/general/pom.xml
index 44c9a0462..afc4c5329 100644
--- a/integration-tests/springmvc-tests/general/pom.xml
+++ b/integration-tests/springmvc-tests/general/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>springmvc-tests</artifactId>
     <groupId>org.apache.servicecomb.tests</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
@@ -33,7 +33,7 @@
     <dependency>
       <groupId>org.apache.servicecomb.tests</groupId>
       <artifactId>springmvc-tests-common</artifactId>
-      <version>2.7.9</version>
+      <version>2.8.0-SNAPSHOT</version>
       <type>test-jar</type>
     </dependency>
     <dependency>
diff --git a/integration-tests/springmvc-tests/pom.xml 
b/integration-tests/springmvc-tests/pom.xml
index 142a62e1b..888a95c9c 100644
--- a/integration-tests/springmvc-tests/pom.xml
+++ b/integration-tests/springmvc-tests/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>integration-tests</artifactId>
     <groupId>org.apache.servicecomb.tests</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git 
a/integration-tests/springmvc-tests/simplified-mapping-with-springboot/pom.xml 
b/integration-tests/springmvc-tests/simplified-mapping-with-springboot/pom.xml
index 2742a5317..e3055f55f 100644
--- 
a/integration-tests/springmvc-tests/simplified-mapping-with-springboot/pom.xml
+++ 
b/integration-tests/springmvc-tests/simplified-mapping-with-springboot/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>springmvc-tests</artifactId>
     <groupId>org.apache.servicecomb.tests</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
@@ -33,7 +33,7 @@
     <dependency>
       <groupId>org.apache.servicecomb.tests</groupId>
       <artifactId>springmvc-tests-common</artifactId>
-      <version>2.7.9</version>
+      <version>2.8.0-SNAPSHOT</version>
       <type>test-jar</type>
     </dependency>
     <dependency>
diff --git a/integration-tests/springmvc-tests/simplified-mapping/pom.xml 
b/integration-tests/springmvc-tests/simplified-mapping/pom.xml
index 7c39dc185..bd0a5aca0 100644
--- a/integration-tests/springmvc-tests/simplified-mapping/pom.xml
+++ b/integration-tests/springmvc-tests/simplified-mapping/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>springmvc-tests</artifactId>
     <groupId>org.apache.servicecomb.tests</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
@@ -33,7 +33,7 @@
     <dependency>
       <groupId>org.apache.servicecomb.tests</groupId>
       <artifactId>springmvc-tests-common</artifactId>
-      <version>2.7.9</version>
+      <version>2.8.0-SNAPSHOT</version>
       <type>test-jar</type>
     </dependency>
     <dependency>
diff --git a/integration-tests/test-common/pom.xml 
b/integration-tests/test-common/pom.xml
index 8103a5e63..bb3b8f77e 100644
--- a/integration-tests/test-common/pom.xml
+++ b/integration-tests/test-common/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>integration-tests</artifactId>
     <groupId>org.apache.servicecomb.tests</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/integration-tests/tracing-tests/pom.xml 
b/integration-tests/tracing-tests/pom.xml
index 212faf4ee..815ea029e 100644
--- a/integration-tests/tracing-tests/pom.xml
+++ b/integration-tests/tracing-tests/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>integration-tests</artifactId>
     <groupId>org.apache.servicecomb.tests</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/metrics/metrics-core/pom.xml b/metrics/metrics-core/pom.xml
index 6b1cd6887..5de2cae7d 100644
--- a/metrics/metrics-core/pom.xml
+++ b/metrics/metrics-core/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>metrics</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/metrics/metrics-integration/metrics-prometheus/pom.xml 
b/metrics/metrics-integration/metrics-prometheus/pom.xml
index cf9975279..4456d59f1 100644
--- a/metrics/metrics-integration/metrics-prometheus/pom.xml
+++ b/metrics/metrics-integration/metrics-prometheus/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>metrics-integration</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/metrics/metrics-integration/pom.xml 
b/metrics/metrics-integration/pom.xml
index 307b35047..86ea60056 100644
--- a/metrics/metrics-integration/pom.xml
+++ b/metrics/metrics-integration/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>metrics</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/metrics/pom.xml b/metrics/pom.xml
index b32155e03..bd3d6cc8d 100644
--- a/metrics/pom.xml
+++ b/metrics/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
 
diff --git a/parents/default/pom.xml b/parents/default/pom.xml
index 0628270b2..e38c82865 100644
--- a/parents/default/pom.xml
+++ b/parents/default/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-dependencies</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../../dependencies/default</relativePath>
   </parent>
 
diff --git a/parents/pom.xml b/parents/pom.xml
index bda5a7d84..585a9b72b 100644
--- a/parents/pom.xml
+++ b/parents/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>java-chassis-parents</artifactId>
diff --git a/pom.xml b/pom.xml
index 2c50147f8..174a3e3bf 100644
--- a/pom.xml
+++ b/pom.xml
@@ -29,7 +29,7 @@
 
   <groupId>org.apache.servicecomb</groupId>
   <artifactId>java-chassis</artifactId>
-  <version>2.7.9</version>
+  <version>2.8.0-SNAPSHOT</version>
   <packaging>pom</packaging>
 
   <name>ServiceComb Java Chassis</name>
diff --git a/providers/pom.xml b/providers/pom.xml
index f003acd19..d7ce124f8 100644
--- a/providers/pom.xml
+++ b/providers/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
   <artifactId>providers</artifactId>
diff --git a/providers/provider-jaxrs/pom.xml b/providers/provider-jaxrs/pom.xml
index 2e4f0b998..c0823449f 100644
--- a/providers/provider-jaxrs/pom.xml
+++ b/providers/provider-jaxrs/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>providers</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>provider-jaxrs</artifactId>
   <name>Java Chassis::Providers::JAXRS</name>
diff --git a/providers/provider-pojo/pom.xml b/providers/provider-pojo/pom.xml
index fea001205..677cb8a4e 100644
--- a/providers/provider-pojo/pom.xml
+++ b/providers/provider-pojo/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>providers</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>provider-pojo</artifactId>
   <name>Java Chassis::Providers::POJO</name>
diff --git a/providers/provider-rest-common/pom.xml 
b/providers/provider-rest-common/pom.xml
index 3416c6e11..beed20b81 100644
--- a/providers/provider-rest-common/pom.xml
+++ b/providers/provider-rest-common/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>providers</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>provider-rest-common</artifactId>
   <name>Java Chassis::Providers::Rest Common</name>
diff --git a/providers/provider-springmvc/pom.xml 
b/providers/provider-springmvc/pom.xml
index f2a52561b..a8efea19a 100644
--- a/providers/provider-springmvc/pom.xml
+++ b/providers/provider-springmvc/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>providers</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>provider-springmvc</artifactId>
   <name>Java Chassis::Providers::Spring MVC</name>
diff --git a/service-registry/pom.xml b/service-registry/pom.xml
index 1a0e9de41..15c7aa302 100644
--- a/service-registry/pom.xml
+++ b/service-registry/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/service-registry/registry-lightweight/pom.xml 
b/service-registry/registry-lightweight/pom.xml
index fb683d892..69b47cafd 100644
--- a/service-registry/registry-lightweight/pom.xml
+++ b/service-registry/registry-lightweight/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>service-registry-parent</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/service-registry/registry-local/pom.xml 
b/service-registry/registry-local/pom.xml
index 5760274d1..a0e40fbf8 100644
--- a/service-registry/registry-local/pom.xml
+++ b/service-registry/registry-local/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>service-registry-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/service-registry/registry-schema-discovery/pom.xml 
b/service-registry/registry-schema-discovery/pom.xml
index 2d0e340a3..806665425 100644
--- a/service-registry/registry-schema-discovery/pom.xml
+++ b/service-registry/registry-schema-discovery/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>service-registry-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/service-registry/registry-service-center/pom.xml 
b/service-registry/registry-service-center/pom.xml
index 5e734f180..dae5b8608 100644
--- a/service-registry/registry-service-center/pom.xml
+++ b/service-registry/registry-service-center/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>service-registry-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/service-registry/registry-zero-config/pom.xml 
b/service-registry/registry-zero-config/pom.xml
index dd904540a..e458657dd 100644
--- a/service-registry/registry-zero-config/pom.xml
+++ b/service-registry/registry-zero-config/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>service-registry-parent</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/solutions/pom.xml b/solutions/pom.xml
index a607176b0..ebe16b825 100644
--- a/solutions/pom.xml
+++ b/solutions/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/solutions/solution-basic/pom.xml b/solutions/solution-basic/pom.xml
index cfb9c45ed..c4732c960 100644
--- a/solutions/solution-basic/pom.xml
+++ b/solutions/solution-basic/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>solutions</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-boot/pom.xml b/spring-boot/pom.xml
index 76b2523e2..b38842fcf 100644
--- a/spring-boot/pom.xml
+++ b/spring-boot/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
 
diff --git 
a/spring-boot/spring-boot-starters/java-chassis-spring-boot-starter-servlet/pom.xml
 
b/spring-boot/spring-boot-starters/java-chassis-spring-boot-starter-servlet/pom.xml
index 272acec91..7aad852d9 100644
--- 
a/spring-boot/spring-boot-starters/java-chassis-spring-boot-starter-servlet/pom.xml
+++ 
b/spring-boot/spring-boot-starters/java-chassis-spring-boot-starter-servlet/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>java-chassis-spring-boot-starters</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git 
a/spring-boot/spring-boot-starters/java-chassis-spring-boot-starter-standalone/pom.xml
 
b/spring-boot/spring-boot-starters/java-chassis-spring-boot-starter-standalone/pom.xml
index 2a0338561..3720ac5a4 100644
--- 
a/spring-boot/spring-boot-starters/java-chassis-spring-boot-starter-standalone/pom.xml
+++ 
b/spring-boot/spring-boot-starters/java-chassis-spring-boot-starter-standalone/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>java-chassis-spring-boot-starters</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git 
a/spring-boot/spring-boot-starters/java-chassis-spring-boot-starter/pom.xml 
b/spring-boot/spring-boot-starters/java-chassis-spring-boot-starter/pom.xml
index d352208ae..b99e4409a 100644
--- a/spring-boot/spring-boot-starters/java-chassis-spring-boot-starter/pom.xml
+++ b/spring-boot/spring-boot-starters/java-chassis-spring-boot-starter/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>java-chassis-spring-boot-starters</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-boot/spring-boot-starters/pom.xml 
b/spring-boot/spring-boot-starters/pom.xml
index c8098e10d..3c31174d6 100644
--- a/spring-boot/spring-boot-starters/pom.xml
+++ b/spring-boot/spring-boot-starters/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>java-chassis-spring-boot</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/swagger/pom.xml b/swagger/pom.xml
index 5df77b0a3..70af57a6d 100644
--- a/swagger/pom.xml
+++ b/swagger/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
   <artifactId>swagger</artifactId>
diff --git a/swagger/swagger-generator/generator-core/pom.xml 
b/swagger/swagger-generator/generator-core/pom.xml
index 5a18ee3ef..b7c861787 100644
--- a/swagger/swagger-generator/generator-core/pom.xml
+++ b/swagger/swagger-generator/generator-core/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>swagger-generator</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>swagger-generator-core</artifactId>
   <name>Java Chassis::Swagger::Generator::Core</name>
diff --git a/swagger/swagger-generator/generator-jaxrs/pom.xml 
b/swagger/swagger-generator/generator-jaxrs/pom.xml
index dcc73919c..a19197e98 100644
--- a/swagger/swagger-generator/generator-jaxrs/pom.xml
+++ b/swagger/swagger-generator/generator-jaxrs/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>swagger-generator</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>swagger-generator-jaxrs</artifactId>
   <name>Java Chassis::Swagger::Generator::Jaxrs</name>
diff --git a/swagger/swagger-generator/generator-spring-data/pom.xml 
b/swagger/swagger-generator/generator-spring-data/pom.xml
index c9115f139..402efd632 100644
--- a/swagger/swagger-generator/generator-spring-data/pom.xml
+++ b/swagger/swagger-generator/generator-spring-data/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>swagger-generator</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/swagger/swagger-generator/generator-springmvc/pom.xml 
b/swagger/swagger-generator/generator-springmvc/pom.xml
index 1829e654e..9eb78a09a 100644
--- a/swagger/swagger-generator/generator-springmvc/pom.xml
+++ b/swagger/swagger-generator/generator-springmvc/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>swagger-generator</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>swagger-generator-springmvc</artifactId>
   <name>Java Chassis::Swagger::Generator::Spring MVC</name>
diff --git a/swagger/swagger-generator/pom.xml 
b/swagger/swagger-generator/pom.xml
index 417530175..cdcbfe396 100644
--- a/swagger/swagger-generator/pom.xml
+++ b/swagger/swagger-generator/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>swagger</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>swagger-generator</artifactId>
   <name>Java Chassis::Swagger::Generator</name>
diff --git a/swagger/swagger-invocation/invocation-core/pom.xml 
b/swagger/swagger-invocation/invocation-core/pom.xml
index d378f6ecd..1225e957b 100644
--- a/swagger/swagger-invocation/invocation-core/pom.xml
+++ b/swagger/swagger-invocation/invocation-core/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>swagger-invocation</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>swagger-invocation-core</artifactId>
   <name>Java Chassis::Swagger::Invocation::Core</name>
diff --git a/swagger/swagger-invocation/invocation-jaxrs/pom.xml 
b/swagger/swagger-invocation/invocation-jaxrs/pom.xml
index 4cd865873..d509ca89b 100644
--- a/swagger/swagger-invocation/invocation-jaxrs/pom.xml
+++ b/swagger/swagger-invocation/invocation-jaxrs/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>swagger-invocation</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>swagger-invocation-jaxrs</artifactId>
   <name>Java Chassis::Swagger::Invocation::JAXRS</name>
diff --git a/swagger/swagger-invocation/invocation-springmvc/pom.xml 
b/swagger/swagger-invocation/invocation-springmvc/pom.xml
index 426f1f2ba..6f1cd007d 100644
--- a/swagger/swagger-invocation/invocation-springmvc/pom.xml
+++ b/swagger/swagger-invocation/invocation-springmvc/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>swagger-invocation</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>swagger-invocation-springmvc</artifactId>
   <name>Java Chassis::Swagger::Invocation::Spring MVC</name>
diff --git a/swagger/swagger-invocation/invocation-validator/pom.xml 
b/swagger/swagger-invocation/invocation-validator/pom.xml
index 1eccd51ec..b41491db5 100644
--- a/swagger/swagger-invocation/invocation-validator/pom.xml
+++ b/swagger/swagger-invocation/invocation-validator/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>swagger-invocation</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>swagger-invocation-validator</artifactId>
   <name>Java Chassis::Swagger::Invocation::Validator</name>
diff --git a/swagger/swagger-invocation/pom.xml 
b/swagger/swagger-invocation/pom.xml
index c888b19c6..db032f8ec 100644
--- a/swagger/swagger-invocation/pom.xml
+++ b/swagger/swagger-invocation/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>swagger</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>swagger-invocation</artifactId>
   <name>Java Chassis::Swagger::Invocation</name>
diff --git a/tracing/pom.xml b/tracing/pom.xml
index eb7e8a2ae..ff660e847 100644
--- a/tracing/pom.xml
+++ b/tracing/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/tracing/tracing-common/pom.xml b/tracing/tracing-common/pom.xml
index 796930719..3886d9ded 100644
--- a/tracing/tracing-common/pom.xml
+++ b/tracing/tracing-common/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>tracing</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/tracing/tracing-zipkin/pom.xml b/tracing/tracing-zipkin/pom.xml
index c620f0792..0532b7299 100644
--- a/tracing/tracing-zipkin/pom.xml
+++ b/tracing/tracing-zipkin/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>tracing</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/transports/pom.xml b/transports/pom.xml
index 3aea5a056..45eb184b1 100644
--- a/transports/pom.xml
+++ b/transports/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
     <relativePath>../parents/default</relativePath>
   </parent>
   <artifactId>transports</artifactId>
diff --git a/transports/transport-common/pom.xml 
b/transports/transport-common/pom.xml
index 408904c33..fff0ac42a 100644
--- a/transports/transport-common/pom.xml
+++ b/transports/transport-common/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>transports</artifactId>
     <groupId>org.apache.servicecomb</groupId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/transports/transport-highway/pom.xml 
b/transports/transport-highway/pom.xml
index 306907aa4..4e315b576 100644
--- a/transports/transport-highway/pom.xml
+++ b/transports/transport-highway/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>transports</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>transport-highway</artifactId>
   <name>Java Chassis::Transports::Hightway</name>
diff --git a/transports/transport-rest/pom.xml 
b/transports/transport-rest/pom.xml
index 27df3d8c1..36c53a137 100644
--- a/transports/transport-rest/pom.xml
+++ b/transports/transport-rest/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>transports</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>transport-rest</artifactId>
   <name>Java Chassis::Transports::Rest</name>
diff --git a/transports/transport-rest/transport-rest-client/pom.xml 
b/transports/transport-rest/transport-rest-client/pom.xml
index 1a98080c6..eb8a460b1 100644
--- a/transports/transport-rest/transport-rest-client/pom.xml
+++ b/transports/transport-rest/transport-rest-client/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>transport-rest</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>transport-rest-client</artifactId>
   <name>Java Chassis::Transports::Rest::Client</name>
diff --git a/transports/transport-rest/transport-rest-servlet/pom.xml 
b/transports/transport-rest/transport-rest-servlet/pom.xml
index 81c81ab21..164a8eea9 100644
--- a/transports/transport-rest/transport-rest-servlet/pom.xml
+++ b/transports/transport-rest/transport-rest-servlet/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>transport-rest</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>transport-rest-servlet</artifactId>
   <name>Java Chassis::Transports::Rest::Servlet</name>
diff --git a/transports/transport-rest/transport-rest-vertx/pom.xml 
b/transports/transport-rest/transport-rest-vertx/pom.xml
index af6cd6250..01a78e455 100644
--- a/transports/transport-rest/transport-rest-vertx/pom.xml
+++ b/transports/transport-rest/transport-rest-vertx/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>transport-rest</artifactId>
-    <version>2.7.9</version>
+    <version>2.8.0-SNAPSHOT</version>
   </parent>
   <artifactId>transport-rest-vertx</artifactId>
   <name>Java Chassis::Transports::Rest::Vertx</name>