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The following commit(s) were added to refs/heads/master by this push: new 5743ff3 CAMEL-14659: camel-core - Thread stuck if exception is thrown in handle(Predicate) with onException 5743ff3 is described below commit 5743ff3a05039dfe8db09f13a9de562b410d95eb Author: Claus Ibsen <claus.ib...@gmail.com> AuthorDate: Thu Mar 5 12:02:58 2020 +0100 CAMEL-14659: camel-core - Thread stuck if exception is thrown in handle(Predicate) with onException --- .../errorhandler/RedeliveryErrorHandler.java | 10 ++++ .../OnExceptionHandledThrowsExceptionTest.java | 54 ++++++++++++++++++++++ 2 files changed, 64 insertions(+) diff --git a/core/camel-base/src/main/java/org/apache/camel/processor/errorhandler/RedeliveryErrorHandler.java b/core/camel-base/src/main/java/org/apache/camel/processor/errorhandler/RedeliveryErrorHandler.java index 5a62994..637747d 100644 --- a/core/camel-base/src/main/java/org/apache/camel/processor/errorhandler/RedeliveryErrorHandler.java +++ b/core/camel-base/src/main/java/org/apache/camel/processor/errorhandler/RedeliveryErrorHandler.java @@ -612,6 +612,16 @@ public abstract class RedeliveryErrorHandler extends ErrorHandlerSupport impleme return; } + try { + doRun(); + } catch (Throwable e) { + // unexpected exception during running so break out + exchange.setException(e); + callback.done(false); + } + } + + private void doRun() throws Exception { // did previous processing cause an exception? if (exchange.getException() != null) { handleException(); diff --git a/core/camel-core/src/test/java/org/apache/camel/processor/onexception/OnExceptionHandledThrowsExceptionTest.java b/core/camel-core/src/test/java/org/apache/camel/processor/onexception/OnExceptionHandledThrowsExceptionTest.java new file mode 100644 index 0000000..14ecfe9 --- /dev/null +++ b/core/camel-core/src/test/java/org/apache/camel/processor/onexception/OnExceptionHandledThrowsExceptionTest.java @@ -0,0 +1,54 @@ +/* + * 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.camel.processor.onexception; + +import java.io.IOException; + +import org.apache.camel.ContextTestSupport; +import org.apache.camel.builder.RouteBuilder; +import org.junit.Test; + +public class OnExceptionHandledThrowsExceptionTest extends ContextTestSupport { + + @Test + public void testHandled() throws Exception { + getMockEndpoint("mock:handled").expectedMessageCount(0); + + try { + template.sendBody("direct:start", "Hello World"); + fail("Should have thrown exception"); + } catch (Exception e) { + IllegalArgumentException iae = assertIsInstanceOf(IllegalArgumentException.class, e.getCause()); + assertEquals("Another Forced", iae.getMessage()); + } + + assertMockEndpointsSatisfied(); + } + + @Override + protected RouteBuilder createRouteBuilder() throws Exception { + return new RouteBuilder() { + @Override + public void configure() throws Exception { + onException(IOException.class) + .handled(e -> { throw new IllegalArgumentException("Another Forced");}).to("log:foo?showAll=true").to("mock:handled"); + + from("direct:start").throwException(new IOException("Forced")); + } + }; + } +}