From 86dc4d5c345423d55569c5da45177d41322ac1e0 Mon Sep 17 00:00:00 2001
From: Gary Tully <gtully@apache.org>
Date: Fri, 26 Aug 2011 11:04:14 +0000
Subject: [PATCH] test to explore concurrent transacted consumption with camel
 and prefetch implications of pooling

git-svn-id: https://svn.apache.org/repos/asf/activemq/trunk@1162061 13f79535-47bb-0310-9956-ffa450edef68
---
 .../activemq/camel/TransactedConsumeTest.java | 123 ++++++++++++++++++
 .../activemq/camel/transactedconsume.xml      |  78 +++++++++++
 2 files changed, 201 insertions(+)
 create mode 100644 activemq-camel/src/test/java/org/apache/activemq/camel/TransactedConsumeTest.java
 create mode 100644 activemq-camel/src/test/resources/org/apache/activemq/camel/transactedconsume.xml

diff --git a/activemq-camel/src/test/java/org/apache/activemq/camel/TransactedConsumeTest.java b/activemq-camel/src/test/java/org/apache/activemq/camel/TransactedConsumeTest.java
new file mode 100644
index 0000000000..a325248807
--- /dev/null
+++ b/activemq-camel/src/test/java/org/apache/activemq/camel/TransactedConsumeTest.java
@@ -0,0 +1,123 @@
+/**
+ * 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.activemq.camel;
+
+import javax.jms.Connection;
+import javax.jms.MessageProducer;
+import javax.jms.Session;
+import javax.jms.TextMessage;
+import org.apache.activemq.ActiveMQConnectionFactory;
+import org.apache.activemq.broker.BrokerService;
+import org.apache.activemq.broker.region.policy.PolicyEntry;
+import org.apache.activemq.broker.region.policy.PolicyMap;
+import org.apache.activemq.command.ActiveMQQueue;
+import org.apache.activemq.command.ActiveMQTextMessage;
+import org.apache.activemq.util.Wait;
+import org.apache.camel.Exchange;
+import org.apache.camel.Processor;
+import org.apache.camel.component.jms.JmsMessage;
+import org.apache.camel.test.junit4.CamelSpringTestSupport;
+import org.junit.Test;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.context.support.AbstractXmlApplicationContext;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+
+public class TransactedConsumeTest extends CamelSpringTestSupport {
+    private static final Logger LOG = LoggerFactory.getLogger(TransactedConsumeTest.class);
+    BrokerService broker = null;
+    int messageCount = 1000;
+
+    @Test
+    public void testConsume() throws Exception {
+
+        LOG.info("Wait for dequeue message...");
+
+        assertTrue(Wait.waitFor(new Wait.Condition() {
+            @Override
+            public boolean isSatisified() throws Exception {
+                return broker.getAdminView().getTotalDequeueCount() >= messageCount;
+            }
+        }, 20 * 60 * 1000));
+    }
+
+    private void sendJMSMessageToKickOffRoute() throws Exception {
+        ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory("vm://test");
+        factory.setWatchTopicAdvisories(false);
+        Connection connection = factory.createConnection();
+        connection.start();
+        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
+        MessageProducer producer = session.createProducer(new ActiveMQQueue("scp_transacted"));
+        for (int i=0; i<messageCount;i++) {
+            TextMessage message = session.createTextMessage("Some Text, messageCount:" + i);
+            message.setJMSCorrelationID("pleaseCorrelate");
+            producer.send(message);
+        }
+        LOG.info("Sent: " + messageCount);
+        connection.close();
+    }
+
+    private BrokerService createBroker(boolean deleteAllMessages) throws Exception {
+        BrokerService brokerService = new BrokerService();
+        brokerService.setDeleteAllMessagesOnStartup(deleteAllMessages);
+        brokerService.setBrokerName("test");
+
+        PolicyMap policyMap = new PolicyMap();
+        PolicyEntry defaultPolicy = new PolicyEntry();
+       // defaultPolicy.setStrictOrderDispatch(false);
+        policyMap.setDefaultEntry(defaultPolicy);
+        brokerService.setDestinationPolicy(policyMap);
+
+        brokerService.setAdvisorySupport(false);
+        brokerService.setDataDirectory("target/data");
+        brokerService.addConnector("tcp://localhost:61616");
+        return brokerService;
+    }
+
+    @Override
+    protected AbstractXmlApplicationContext createApplicationContext() {
+
+        deleteDirectory("target/data");
+
+        // make broker available to recovery processing on app context start
+        try {
+            broker = createBroker(true);
+            broker.start();
+        } catch (Exception e) {
+            throw new RuntimeException("Failed to start broker", e);
+        }
+
+        try {
+            sendJMSMessageToKickOffRoute();
+        } catch (Exception e) {
+            throw new RuntimeException("Failed to fill q", e);
+        }
+
+        return new ClassPathXmlApplicationContext("org/apache/activemq/camel/transactedconsume.xml");
+    }
+
+    static class ConnectionLog implements Processor  {
+
+        @Override
+        public void process(Exchange exchange) throws Exception {
+            ActiveMQTextMessage m = (ActiveMQTextMessage) ((JmsMessage)exchange.getIn()).getJmsMessage();
+            Thread.currentThread().sleep(10);
+            LOG.info("received on " + m.getConnection().toString());
+        }
+    }
+
+}
\ No newline at end of file
diff --git a/activemq-camel/src/test/resources/org/apache/activemq/camel/transactedconsume.xml b/activemq-camel/src/test/resources/org/apache/activemq/camel/transactedconsume.xml
new file mode 100644
index 0000000000..c315a1baf6
--- /dev/null
+++ b/activemq-camel/src/test/resources/org/apache/activemq/camel/transactedconsume.xml
@@ -0,0 +1,78 @@
+<!--
+    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.
+-->
+
+<beans xmlns="http://www.springframework.org/schema/beans"
+       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xmlns:context="http://www.springframework.org/schema/context"
+       xsi:schemaLocation="
+       http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
+       http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd
+       http://camel.apache.org/schema/spring http://camel.apache.org/schema/spring/camel-spring.xsd
+       http://activemq.apache.org/schema/core http://activemq.apache.org/schema/core/activemq-core.xsd
+    ">
+
+    <context:annotation-config/>
+
+    <bean id="vhfBatchListenerJMSConnectionFactory" class="org.apache.activemq.ActiveMQConnectionFactory">
+        <property name="brokerURL" value="tcp://localhost:61616?jms.prefetchPolicy.all=1"/>
+    </bean>
+
+    <bean id="vhfBatchListenerPooledConnectionFactory" class="org.apache.activemq.pool.PooledConnectionFactory">
+        <property name="maxConnections" value="10"/>
+        <property name="maximumActive" value="10"/>
+        <property name="connectionFactory" ref="vhfBatchListenerJMSConnectionFactory"/>
+    </bean>
+
+    <!-- bean id="vhfBatchListenerSingleConnectionFactory" class="org.springframework.jms.connection.SingleConnectionFactory">
+       <property name="reconnectOnException" value="true" />
+       <property name="targetConnectionFactory" ref="vhfBatchListenerJMSConnectionFactory" />
+   </bean -->
+
+    <!-- JMS Transaction manager -->
+    <bean id="vhfBatchListenerJMSTransactionManager" class="org.springframework.jms.connection.JmsTransactionManager">
+        <property name="connectionFactory" ref="vhfBatchListenerPooledConnectionFactory"/>
+    </bean>
+
+    <!-- JMS Configuration -->
+    <bean id="vhfBatchListenerJMSConfig" class="org.apache.camel.component.jms.JmsConfiguration">
+        <property name="connectionFactory" ref="vhfBatchListenerPooledConnectionFactory"/>
+        <property name="transactionManager" ref="vhfBatchListenerJMSTransactionManager"/>
+        <property name="transacted" value="true"/>
+        <property name="concurrentConsumers" value="10"/>
+        <property name="cacheLevelName" value="CACHE_CONSUMER"/>
+    </bean>
+
+    <!-- JMS Transaction policy -->
+    <bean id="vhfBatchListenerTransaction" class="org.apache.camel.spring.spi.SpringTransactionPolicy">
+        <property name="transactionManager" ref="vhfBatchListenerJMSTransactionManager"/>
+    </bean>
+
+    <!-- ActiveMQ component -->
+    <bean id="activemq" class="org.apache.activemq.camel.component.ActiveMQComponent">
+        <property name="configuration" ref="vhfBatchListenerJMSConfig"/>
+    </bean>
+
+    <camelContext xmlns="http://camel.apache.org/schema/spring">
+        <route>
+            <from uri="activemq:queue:scp_transacted"/>
+            <!-- transacted /-->
+            <process ref="connectonLog"/>
+        </route>
+    </camelContext>
+
+    <bean id="connectonLog" class="org.apache.activemq.camel.TransactedConsumeTest.ConnectionLog"/>
+</beans>