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[Bug] In the SDK-Java HTTP subscription method, it is unable to subscribe to events from the HttpConnector Source. #5248

@linyf-B

Description

@linyf-B

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  • I had searched in the issues and found no similar issues.

Environment

Linux

EventMesh version

master

What happened

tag v1.12.0:

In the SDK-Java HTTP subscription method, it is unable to subscribe to events from the HttpConnector Source.

How to reproduce

The source of the httpconnector in Eventmesh provides an HTTP interface to receive the data, and then writes it to Eventmesh. I used http in SDK-java to subscribe, but it got an error.

cloudevent to HttpEventWrapper occur except, group:CC, topic:table6a, bizSeqNo=c8cdbe62-5f7f-4484-b562-23ee1b28aa54, uniqueId=c8cdbe62-5f7f-4484-b562-23ee1b28aa54
java.lang.ClassCastException: org.apache.eventmesh.common.protocol.tcp.Package cannot be cast to org.apache.eventmesh.common.protocol.http.HttpEventWrapper
at org.apache.eventmesh.runtime.core.protocol.http.push.AsyncHTTPPushRequest.tryHTTPRequest(AsyncHTTPPushRequest.java:169) ~[eventmesh-runtime-1.11.0-release.jar:1.11.0-release]
at org.apache.eventmesh.runtime.core.protocol.http.push.HTTPMessageHandler.lambda$handle$2(HTTPMessageHandler.java:92) ~[eventmesh-runtime-1.11.0-release.jar:1.11.0-release]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_162]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_162]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_162]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_162]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_162]
2026-05-06 09:54:11,167 WARN [eventMesh-pushMsg-2] AsyncHTTPPushRequest(AsyncHTTPPushRequest.java:179) - cloudevent to HttpEventWrapper occur except, group:TT, topic:table6a, bizSeqNo=49df2557-ddef-4641-a06a-9901ea15e645, uniqueId=49df2557-ddef-4641-a06a-9901ea15e645
java.lang.ClassCastException: org.apache.eventmesh.common.protocol.tcp.Package cannot be cast to org.apache.eventmesh.common.protocol.http.HttpEventWrapper
at org.apache.eventmesh.runtime.core.protocol.http.push.AsyncHTTPPushRequest.tryHTTPRequest(AsyncHTTPPushRequest.java:169) ~[eventmesh-runtime-1.11.0-release.jar:1.11.0-release]
at org.apache.eventmesh.runtime.core.protocol.http.push.HTTPMessageHandler.lambda$handle$2(HTTPMessageHandler.java:92) ~[eventmesh-runtime-1.11.0-release.jar:1.11.0-release]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_162]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_162]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_162]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_162]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_162]
2026-05-06 09:54:11,167 WARN [eventMesh-pushMsg-2] AsyncHTTPPushRequest(AsyncHTTPPushRequest.java:179) - cloudevent to HttpEventWrapper occur except, group:CC, topic:table6a, bizSeqNo=49df2557-ddef-4641-a06a-9901ea15e645, uniqueId=49df2557-ddef-4641-a06a-9901ea15e645
java.lang.ClassCastException: org.apache.eventmesh.common.protocol.tcp.Package cannot be cast to org.apache.eventmesh.common.protocol.http.HttpEventWrapper
at org.apache.eventmesh.runtime.core.protocol.http.push.AsyncHTTPPushRequest.tryHTTPRequest(AsyncHTTPPushRequest.java:169) ~[eventmesh-runtime-1.11.0-release.jar:1.11.0-release]
at org.apache.eventmesh.runtime.core.protocol.http.push.HTTPMessageHandler.lambda$handle$2(HTTPMessageHandler.java:92) ~[eventmesh-runtime-1.11.0-release.jar:1.11.0-release]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_162]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_162]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_162]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_162]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_162]

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