This is an automated email from the ASF dual-hosted git repository.
earthchen pushed a commit to branch 3.2
in repository https://gitbox.apache.org/repos/asf/dubbo.git
The following commit(s) were added to refs/heads/3.2 by this push:
new 5554706256 Fix streamobserver actual type (#13446)
5554706256 is described below
commit 5554706256c9daf550f36858e5bc3d17f3ec6143
Author: kaze <50894526+kazet...@users.noreply.github.com>
AuthorDate: Wed Dec 6 10:57:09 2023 +0800
Fix streamobserver actual type (#13446)
* fix:obtain actual type in StreamObserver.
* format code
---------
Co-authored-by: kaze <kaze-offic...@foxmail.com>
---
.../rpc/protocol/tri/ReflectionPackableMethod.java | 24 ++++++++++------
.../apache/dubbo/rpc/protocol/tri/DataWrapper.java | 21 ++++++++++++++
.../dubbo/rpc/protocol/tri/DescriptorService.java | 11 ++++++++
.../protocol/tri/ReflectionPackableMethodTest.java | 32 ++++++++++++++++++++++
4 files changed, 80 insertions(+), 8 deletions(-)
diff --git
a/dubbo-rpc/dubbo-rpc-triple/src/main/java/org/apache/dubbo/rpc/protocol/tri/ReflectionPackableMethod.java
b/dubbo-rpc/dubbo-rpc-triple/src/main/java/org/apache/dubbo/rpc/protocol/tri/ReflectionPackableMethod.java
index cb69e698c7..4c19ca2d12 100644
---
a/dubbo-rpc/dubbo-rpc-triple/src/main/java/org/apache/dubbo/rpc/protocol/tri/ReflectionPackableMethod.java
+++
b/dubbo-rpc/dubbo-rpc-triple/src/main/java/org/apache/dubbo/rpc/protocol/tri/ReflectionPackableMethod.java
@@ -33,6 +33,7 @@ import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.lang.reflect.ParameterizedType;
+import java.lang.reflect.Type;
import java.util.Collection;
import java.util.Iterator;
import java.util.stream.Stream;
@@ -73,18 +74,18 @@ public class ReflectionPackableMethod implements
PackableMethod {
case CLIENT_STREAM:
case BI_STREAM:
actualRequestTypes = new Class<?>[] {
- (Class<?>)
- ((ParameterizedType)
method.getMethod().getGenericReturnType()).getActualTypeArguments()[0]
+ obtainActualTypeInStreamObserver(
+ ((ParameterizedType)
method.getMethod().getGenericReturnType()).getActualTypeArguments()[0])
};
- actualResponseType =
- (Class<?>) ((ParameterizedType)
method.getMethod().getGenericParameterTypes()[0])
- .getActualTypeArguments()[0];
+ actualResponseType = obtainActualTypeInStreamObserver(
+ ((ParameterizedType)
method.getMethod().getGenericParameterTypes()[0])
+ .getActualTypeArguments()[0]);
break;
case SERVER_STREAM:
actualRequestTypes = method.getMethod().getParameterTypes();
- actualResponseType =
- (Class<?>) ((ParameterizedType)
method.getMethod().getGenericParameterTypes()[1])
- .getActualTypeArguments()[0];
+ actualResponseType = obtainActualTypeInStreamObserver(
+ ((ParameterizedType)
method.getMethod().getGenericParameterTypes()[1])
+ .getActualTypeArguments()[0]);
break;
case UNARY:
actualRequestTypes = method.getParameterClasses();
@@ -290,6 +291,13 @@ public class ReflectionPackableMethod implements
PackableMethod {
return serializeType;
}
+ static Class<?> obtainActualTypeInStreamObserver(Type
typeInStreamObserver) {
+ return (Class<?>)
+ (typeInStreamObserver instanceof ParameterizedType
+ ? ((ParameterizedType)
typeInStreamObserver).getRawType()
+ : typeInStreamObserver);
+ }
+
@Override
public Pack getRequestPack() {
return requestPack;
diff --git
a/dubbo-rpc/dubbo-rpc-triple/src/test/java/org/apache/dubbo/rpc/protocol/tri/DataWrapper.java
b/dubbo-rpc/dubbo-rpc-triple/src/test/java/org/apache/dubbo/rpc/protocol/tri/DataWrapper.java
new file mode 100644
index 0000000000..0157cfb4ec
--- /dev/null
+++
b/dubbo-rpc/dubbo-rpc-triple/src/test/java/org/apache/dubbo/rpc/protocol/tri/DataWrapper.java
@@ -0,0 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.dubbo.rpc.protocol.tri;
+
+public class DataWrapper<T> {
+ public T data;
+}
diff --git
a/dubbo-rpc/dubbo-rpc-triple/src/test/java/org/apache/dubbo/rpc/protocol/tri/DescriptorService.java
b/dubbo-rpc/dubbo-rpc-triple/src/test/java/org/apache/dubbo/rpc/protocol/tri/DescriptorService.java
index 7d93565c33..9457a951fa 100644
---
a/dubbo-rpc/dubbo-rpc-triple/src/test/java/org/apache/dubbo/rpc/protocol/tri/DescriptorService.java
+++
b/dubbo-rpc/dubbo-rpc-triple/src/test/java/org/apache/dubbo/rpc/protocol/tri/DescriptorService.java
@@ -68,6 +68,17 @@ public interface DescriptorService {
void sayHelloServerStream2(Object request, StreamObserver<Object> reply);
+ /**
+ * obtain actual type in streamObserver
+ */
+ void serverStream1(Object request, StreamObserver<String> streamObserver);
+
+ void serverStream2(Object request, StreamObserver<DataWrapper<String>>
streamObserver);
+
+ StreamObserver<String> biStream1(StreamObserver<String> streamObserver);
+
+ StreamObserver<DataWrapper<String>>
biStream2(StreamObserver<DataWrapper<String>> streamObserver);
+
/***********************grpc******************************/
java.util.Iterator<HelloReply> iteratorServerStream(HelloReply request);
diff --git
a/dubbo-rpc/dubbo-rpc-triple/src/test/java/org/apache/dubbo/rpc/protocol/tri/ReflectionPackableMethodTest.java
b/dubbo-rpc/dubbo-rpc-triple/src/test/java/org/apache/dubbo/rpc/protocol/tri/ReflectionPackableMethodTest.java
index 46c79a9ae8..8682fd0acb 100644
---
a/dubbo-rpc/dubbo-rpc-triple/src/test/java/org/apache/dubbo/rpc/protocol/tri/ReflectionPackableMethodTest.java
+++
b/dubbo-rpc/dubbo-rpc-triple/src/test/java/org/apache/dubbo/rpc/protocol/tri/ReflectionPackableMethodTest.java
@@ -124,6 +124,38 @@ class ReflectionPackableMethodTest {
Assertions.assertTrue(needWrap(descriptor2));
}
+ @Test
+ void testObtainActualType() throws NoSuchMethodException {
+
+ Method method1 = DescriptorService.class.getMethod("serverStream1",
Object.class, StreamObserver.class);
+ Class<?> clazz1 =
ReflectionPackableMethod.obtainActualTypeInStreamObserver(
+ ((ParameterizedType)
method1.getGenericParameterTypes()[1]).getActualTypeArguments()[0]);
+ Assertions.assertEquals(clazz1.getName(), String.class.getName());
+
+ Method method2 = DescriptorService.class.getMethod("serverStream2",
Object.class, StreamObserver.class);
+ Class<?> clazz2 =
ReflectionPackableMethod.obtainActualTypeInStreamObserver(
+ ((ParameterizedType)
method2.getGenericParameterTypes()[1]).getActualTypeArguments()[0]);
+ Assertions.assertEquals(clazz2.getName(), DataWrapper.class.getName());
+
+ Method method3 = DescriptorService.class.getMethod("biStream1",
StreamObserver.class);
+ Class<?> clazz31 =
ReflectionPackableMethod.obtainActualTypeInStreamObserver(
+ ((ParameterizedType)
method3.getGenericReturnType()).getActualTypeArguments()[0]);
+ Assertions.assertEquals(clazz31.getName(), String.class.getName());
+
+ Class<?> clazz32 =
ReflectionPackableMethod.obtainActualTypeInStreamObserver(
+ ((ParameterizedType)
method3.getGenericParameterTypes()[0]).getActualTypeArguments()[0]);
+ Assertions.assertEquals(clazz32.getName(), String.class.getName());
+
+ Method method4 = DescriptorService.class.getMethod("biStream2",
StreamObserver.class);
+ Class<?> clazz41 =
ReflectionPackableMethod.obtainActualTypeInStreamObserver(
+ ((ParameterizedType)
method4.getGenericReturnType()).getActualTypeArguments()[0]);
+ Assertions.assertEquals(clazz41.getName(),
DataWrapper.class.getName());
+
+ Class<?> clazz42 =
ReflectionPackableMethod.obtainActualTypeInStreamObserver(
+ ((ParameterizedType)
method4.getGenericParameterTypes()[0]).getActualTypeArguments()[0]);
+ Assertions.assertEquals(clazz42.getName(),
DataWrapper.class.getName());
+ }
+
@Test
void testIsNeedWrap() throws NoSuchMethodException {
Method method = DescriptorService.class.getMethod("noParameterMethod");
