wujimin commented on a change in pull request #653: [SCB-483] Springmvc rest
vertx file download
URL:
https://github.com/apache/incubator-servicecomb-java-chassis/pull/653#discussion_r182294530
##########
File path:
common/common-rest/src/main/java/org/apache/servicecomb/common/rest/AbstractRestInvocation.java
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@@ -220,10 +216,38 @@ protected void sendResponse(Response response) throws
Exception {
responseEx.setAttribute(RestConst.INVOCATION_HANDLER_RESPONSE, response);
responseEx.setAttribute(RestConst.INVOCATION_HANDLER_PROCESSOR,
produceProcessor);
- for (HttpServerFilter filter : httpServerFilters) {
- filter.beforeSendResponse(invocation, responseEx);
+ executeHttpServerFilters(response);
+ }
+
+ protected void executeHttpServerFilters(Response response) {
+ HttpServerFilterBeforeSendResponseExecutor exec =
+ new HttpServerFilterBeforeSendResponseExecutor(httpServerFilters,
invocation, responseEx);
+ CompletableFuture<Void> future = exec.run();
+ future.whenComplete((v, e) -> {
+ onExecuteHttpServerFiltersFinish(response, e);
+ });
+ }
+
+ protected void onExecuteHttpServerFiltersFinish(Response response, Throwable
e) {
+ if (e != null) {
+ LOGGER.error("Failed to execute HttpServerFilters, operation:{}.",
+ invocation.getMicroserviceQualifiedName(),
+ e);
}
- responseEx.flushBuffer();
+ try {
+ responseEx.flushBuffer();
+ } catch (IOException flushException) {
+ LOGGER.error("Failed to flush rest response, operation:{}.",
+ invocation.getMicroserviceQualifiedName(),
+ flushException);
+ }
+
+ requestEx.getAsyncContext().complete();
+ // if failed to locate path, then will not create invocation
+ // TODO: statistics this case
Review comment:
traced by https://issues.apache.org/jira/browse/SCB-500
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