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davsclaus pushed a commit to branch camel-2.20.x
in repository https://gitbox.apache.org/repos/asf/camel.git
The following commit(s) were added to refs/heads/camel-2.20.x by this push:
new 94254f8 CAMEL-12131: ProducerCache should not store non-singleton/non
pooled producers on CamelContext.
94254f8 is described below
commit 94254f82a3f980664677055b476b2457d127cc6b
Author: Claus Ibsen <claus.ib...@gmail.com>
AuthorDate: Wed Jan 10 14:11:03 2018 +0100
CAMEL-12131: ProducerCache should not store non-singleton/non pooled
producers on CamelContext.
---
.../java/org/apache/camel/impl/ProducerCache.java | 12 ++-
.../org/apache/camel/processor/SendProcessor.java | 4 +-
.../camel/impl/ProducerCacheNonSingletonTest.java | 97 ++++++++++++++++++++++
3 files changed, 108 insertions(+), 5 deletions(-)
diff --git a/camel-core/src/main/java/org/apache/camel/impl/ProducerCache.java
b/camel-core/src/main/java/org/apache/camel/impl/ProducerCache.java
index 0df400e..cb3ddae 100644
--- a/camel-core/src/main/java/org/apache/camel/impl/ProducerCache.java
+++ b/camel-core/src/main/java/org/apache/camel/impl/ProducerCache.java
@@ -571,9 +571,15 @@ public class ProducerCache extends ServiceSupport {
// create a new producer
try {
answer = endpoint.createProducer();
- // add as service which will also start the service
- // (false => we and handling the lifecycle of the producer in
this cache)
- getCamelContext().addService(answer, false);
+ // add as service to CamelContext so its managed via JMX
+ boolean add = answer.isSingleton() || answer instanceof
ServicePoolAware;
+ if (add) {
+ // (false => we and handling the lifecycle of the producer
in this cache)
+ getCamelContext().addService(answer, false);
+ } else {
+ // fallback and start producer manually
+ ServiceHelper.startService(answer);
+ }
} catch (Throwable e) {
throw new FailedToCreateProducerException(endpoint, e);
}
diff --git
a/camel-core/src/main/java/org/apache/camel/processor/SendProcessor.java
b/camel-core/src/main/java/org/apache/camel/processor/SendProcessor.java
index d933b59..35ceb21 100644
--- a/camel-core/src/main/java/org/apache/camel/processor/SendProcessor.java
+++ b/camel-core/src/main/java/org/apache/camel/processor/SendProcessor.java
@@ -241,8 +241,8 @@ public class SendProcessor extends ServiceSupport
implements AsyncProcessor, Tra
ServiceHelper.startService(destination);
// this SendProcessor is used a lot in Camel (eg every .to in the
route DSL) and therefore we
- // want to optimize for regular producers, by using the producer
directly instead of the ProducerCache
- // Only for pooled and non singleton producers we have to use the
ProducerCache as it supports these
+ // want to optimize for regular producers, by using the producer
directly instead of the ProducerCache.
+ // Only for pooled and non-singleton producers we have to use the
ProducerCache as it supports these
// kind of producer better (though these kind of producer should be
rare)
Producer producer = producerCache.acquireProducer(destination);
diff --git
a/camel-core/src/test/java/org/apache/camel/impl/ProducerCacheNonSingletonTest.java
b/camel-core/src/test/java/org/apache/camel/impl/ProducerCacheNonSingletonTest.java
new file mode 100644
index 0000000..d588cbc
--- /dev/null
+++
b/camel-core/src/test/java/org/apache/camel/impl/ProducerCacheNonSingletonTest.java
@@ -0,0 +1,97 @@
+/**
+ * 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.impl;
+
+import java.util.Map;
+
+import org.apache.camel.Consumer;
+import org.apache.camel.ContextTestSupport;
+import org.apache.camel.Endpoint;
+import org.apache.camel.Exchange;
+import org.apache.camel.Processor;
+import org.apache.camel.Producer;
+
+public class ProducerCacheNonSingletonTest extends ContextTestSupport {
+
+ @Override
+ public boolean isUseRouteBuilder() {
+ return false;
+ }
+
+ public void testNonSingleton() throws Exception {
+ context.addComponent("dummy", new MyDummyComponent());
+
+ ProducerCache cache = new ProducerCache(this, context);
+ cache.start();
+
+ Endpoint endpoint = context.getEndpoint("dummy:foo");
+ DefaultProducer producer = (DefaultProducer)
cache.acquireProducer(endpoint);
+ assertNotNull(producer);
+ assertTrue("Should be started", producer.getStatus().isStarted());
+
+ Object found = context.hasService(MyDummyProducer.class);
+ assertNull("Should not store producer on CamelContext", found);
+
+ cache.releaseProducer(endpoint, producer);
+ assertTrue("Should be stopped", producer.getStatus().isStopped());
+
+ cache.stop();
+ }
+
+ public class MyDummyComponent extends DefaultComponent {
+
+ @Override
+ protected Endpoint createEndpoint(String uri, String remaining,
Map<String, Object> parameters) throws Exception {
+ return new MyDummyEndpoint();
+ }
+ }
+
+ public class MyDummyEndpoint extends DefaultEndpoint {
+
+ @Override
+ public Producer createProducer() throws Exception {
+ return new MyDummyProducer(this);
+ }
+
+ @Override
+ public Consumer createConsumer(Processor processor) throws Exception {
+ return null;
+ }
+
+ @Override
+ public boolean isSingleton() {
+ return false;
+ }
+
+ @Override
+ protected String createEndpointUri() {
+ return "dummy://foo";
+ }
+ }
+
+ private class MyDummyProducer extends DefaultProducer {
+
+ public MyDummyProducer(Endpoint endpoint) {
+ super(endpoint);
+ }
+
+ @Override
+ public void process(Exchange exchange) throws Exception {
+ // noop
+ }
+ }
+}
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