[FLINK-4403] [rpc] Use relative classloader for proxies, rather than system class loader.
Project: http://git-wip-us.apache.org/repos/asf/flink/repo Commit: http://git-wip-us.apache.org/repos/asf/flink/commit/a7e3579b Tree: http://git-wip-us.apache.org/repos/asf/flink/tree/a7e3579b Diff: http://git-wip-us.apache.org/repos/asf/flink/diff/a7e3579b Branch: refs/heads/flip-6 Commit: a7e3579b2f1a88db3cde13e324e11ee0dbc0a9e4 Parents: f94ae53 Author: Stephan Ewen <se...@apache.org> Authored: Tue Aug 16 21:11:01 2016 +0200 Committer: Till Rohrmann <trohrm...@apache.org> Committed: Thu Sep 8 17:26:58 2016 +0200 ---------------------------------------------------------------------- .../org/apache/flink/runtime/rpc/akka/AkkaRpcService.java | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/flink/blob/a7e3579b/flink-runtime/src/main/java/org/apache/flink/runtime/rpc/akka/AkkaRpcService.java ---------------------------------------------------------------------- diff --git a/flink-runtime/src/main/java/org/apache/flink/runtime/rpc/akka/AkkaRpcService.java b/flink-runtime/src/main/java/org/apache/flink/runtime/rpc/akka/AkkaRpcService.java index b647bbd..d987c2f 100644 --- a/flink-runtime/src/main/java/org/apache/flink/runtime/rpc/akka/AkkaRpcService.java +++ b/flink-runtime/src/main/java/org/apache/flink/runtime/rpc/akka/AkkaRpcService.java @@ -104,9 +104,14 @@ public class AkkaRpcService implements RpcService { InvocationHandler akkaInvocationHandler = new AkkaInvocationHandler(actorRef, timeout, maximumFramesize); + // Rather than using the System ClassLoader directly, we derive the ClassLoader + // from this class . That works better in cases where Flink runs embedded and all Flink + // code is loaded dynamically (for example from an OSGI bundle) through a custom ClassLoader + ClassLoader classLoader = AkkaRpcService.this.getClass().getClassLoader(); + @SuppressWarnings("unchecked") C proxy = (C) Proxy.newProxyInstance( - ClassLoader.getSystemClassLoader(), + classLoader, new Class<?>[] {clazz}, akkaInvocationHandler);