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Posted to commits@camel.apache.org by da...@apache.org on 2013/10/23 16:19:19 UTC
[3/3] git commit: CAMEL-6889: CBR - Should break out if exception was
thrown when evaluating predicate
CAMEL-6889: CBR - Should break out if exception was thrown when evaluating predicate
Project: http://git-wip-us.apache.org/repos/asf/camel/repo
Commit: http://git-wip-us.apache.org/repos/asf/camel/commit/c4b37647
Tree: http://git-wip-us.apache.org/repos/asf/camel/tree/c4b37647
Diff: http://git-wip-us.apache.org/repos/asf/camel/diff/c4b37647
Branch: refs/heads/camel-2.12.x
Commit: c4b376472c71febc05e40542ea40720c5153179c
Parents: 5d6c303
Author: Claus Ibsen <da...@apache.org>
Authored: Wed Oct 23 16:09:04 2013 +0200
Committer: Claus Ibsen <da...@apache.org>
Committed: Wed Oct 23 16:19:33 2013 +0200
----------------------------------------------------------------------
.../apache/camel/processor/ChoiceProcessor.java | 16 ++-
.../CBRPredicateBeanThrowExceptionTest.java | 126 +++++++++++++++++++
2 files changed, 138 insertions(+), 4 deletions(-)
----------------------------------------------------------------------
http://git-wip-us.apache.org/repos/asf/camel/blob/c4b37647/camel-core/src/main/java/org/apache/camel/processor/ChoiceProcessor.java
----------------------------------------------------------------------
diff --git a/camel-core/src/main/java/org/apache/camel/processor/ChoiceProcessor.java b/camel-core/src/main/java/org/apache/camel/processor/ChoiceProcessor.java
index 0310c9a..44f4b10 100644
--- a/camel-core/src/main/java/org/apache/camel/processor/ChoiceProcessor.java
+++ b/camel-core/src/main/java/org/apache/camel/processor/ChoiceProcessor.java
@@ -30,6 +30,10 @@ import org.apache.camel.support.ServiceSupport;
import org.apache.camel.util.AsyncProcessorConverterHelper;
import org.apache.camel.util.AsyncProcessorHelper;
import org.apache.camel.util.ServiceHelper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import static org.apache.camel.processor.PipelineHelper.continueProcessing;
/**
* Implements a Choice structure where one or more predicates are used which if
@@ -39,6 +43,7 @@ import org.apache.camel.util.ServiceHelper;
* @version
*/
public class ChoiceProcessor extends ServiceSupport implements AsyncProcessor, Navigate<Processor>, Traceable {
+ private static final Logger LOG = LoggerFactory.getLogger(ChoiceProcessor.class);
private final List<Processor> filters;
private final Processor otherwise;
@@ -84,13 +89,16 @@ public class ChoiceProcessor extends ServiceSupport implements AsyncProcessor, N
try {
matches = filter.getPredicate().matches(exchange);
exchange.setProperty(Exchange.FILTER_MATCHED, matches);
+ // as we have pre evaluated the predicate then use its processor directly when routing
+ processor = filter.getProcessor();
} catch (Throwable e) {
exchange.setException(e);
- choiceCallback.done(true);
- return true;
}
- // as we have pre evaluated the predicate then use its processor directly when routing
- processor = filter.getProcessor();
+ }
+
+ // check for error if so we should break out
+ if (!continueProcessing(exchange, "so breaking out of choice", LOG)) {
+ break;
}
// if we did not match then continue to next filter
http://git-wip-us.apache.org/repos/asf/camel/blob/c4b37647/camel-core/src/test/java/org/apache/camel/processor/CBRPredicateBeanThrowExceptionTest.java
----------------------------------------------------------------------
diff --git a/camel-core/src/test/java/org/apache/camel/processor/CBRPredicateBeanThrowExceptionTest.java b/camel-core/src/test/java/org/apache/camel/processor/CBRPredicateBeanThrowExceptionTest.java
new file mode 100644
index 0000000..6888df1
--- /dev/null
+++ b/camel-core/src/test/java/org/apache/camel/processor/CBRPredicateBeanThrowExceptionTest.java
@@ -0,0 +1,126 @@
+/**
+ * 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;
+
+import java.util.concurrent.atomic.AtomicBoolean;
+
+import org.apache.camel.ContextTestSupport;
+import org.apache.camel.Exchange;
+import org.apache.camel.Message;
+import org.apache.camel.builder.RouteBuilder;
+import org.apache.camel.component.mock.MockEndpoint;
+import org.apache.camel.impl.JndiRegistry;
+
+/**
+ * @version
+ */
+public class CBRPredicateBeanThrowExceptionTest extends ContextTestSupport {
+
+ private static AtomicBoolean check = new AtomicBoolean();
+ private static AtomicBoolean check2 = new AtomicBoolean();
+
+ @Override
+ protected JndiRegistry createRegistry() throws Exception {
+ JndiRegistry jndi = super.createRegistry();
+ jndi.bind("cbrBean", new MyCBRBean());
+ return jndi;
+ }
+
+ public void testCBR() throws Exception {
+ check.set(false);
+ check2.set(false);
+
+ getMockEndpoint("mock:dead").expectedMessageCount(0);
+ getMockEndpoint("mock:foo").expectedBodiesReceived("Hello Foo");
+ getMockEndpoint("mock:bar").expectedBodiesReceived("Hello Bar");
+
+ template.sendBodyAndHeader("direct:start", "Hello Foo", "foo", "bar");
+ template.sendBodyAndHeader("direct:start", "Hello Bar", "foo", "other");
+
+ assertMockEndpointsSatisfied();
+
+ assertTrue(check.get());
+ assertTrue(check2.get());
+ }
+
+ public void testCBRKaboom() throws Exception {
+ check.set(false);
+ check2.set(false);
+
+ getMockEndpoint("mock:foo").expectedMessageCount(0);
+ getMockEndpoint("mock:foo2").expectedMessageCount(0);
+ getMockEndpoint("mock:bar").expectedMessageCount(0);
+ getMockEndpoint("mock:dead").expectedMessageCount(1);
+
+ template.sendBodyAndHeader("direct:start", "Hello Foo", "foo", "Kaboom");
+
+ assertMockEndpointsSatisfied();
+
+ assertTrue(check.get());
+ assertFalse(check2.get());
+ }
+
+ @Override
+ protected RouteBuilder createRouteBuilder() throws Exception {
+ return new RouteBuilder() {
+ @Override
+ public void configure() throws Exception {
+ errorHandler(deadLetterChannel("mock:dead"));
+
+ from("direct:start")
+ .choice()
+ .when().method("cbrBean", "checkHeader")
+ .to("mock:foo")
+ .when().method("cbrBean", "checkHeader2")
+ .to("mock:foo2")
+ .otherwise()
+ .to("mock:bar")
+ .end();
+ }
+ };
+ }
+
+ public static class MyCBRBean {
+
+ public boolean checkHeader(Exchange exchange) {
+ check.set(true);
+
+ Message inMsg = exchange.getIn();
+ String foo = (String) inMsg.getHeader("foo");
+
+ if ("Kaboom".equalsIgnoreCase(foo)) {
+ throw new IllegalArgumentException("Forced");
+ }
+
+ return foo.equals("bar");
+ }
+
+ public boolean checkHeader2(Exchange exchange) {
+ check2.set(true);
+
+ Message inMsg = exchange.getIn();
+ String foo = (String) inMsg.getHeader("foo");
+
+ if ("Kaboom".equalsIgnoreCase(foo)) {
+ throw new IllegalArgumentException("Forced");
+ }
+
+ return foo.equals("bar");
+ }
+ }
+}
+