allow the exclusive queue consumer flag to be defaulted on a connection factory / connection

git-svn-id: https://svn.apache.org/repos/asf/activemq/trunk@553473 13f79535-47bb-0310-9956-ffa450edef68

activemq-core/src/main/java/org/apache/activemq/ActiveMQConnection.java

@@ -136,6 +136,7 @@ public class ActiveMQConnection implements Connection, TopicConnection, QueueCon
     private boolean optimizeAcknowledge = false;
     private boolean nestedMapAndListEnabled = true;
     private boolean useRetroactiveConsumer;
+    private boolean exclusiveConsumer;
     private boolean alwaysSyncSend;
     private int closeTimeout = 15000;
     private boolean watchTopicAdvisories=true;
@@ -876,6 +877,20 @@ public class ActiveMQConnection implements Connection, TopicConnection, QueueCon
         this.nestedMapAndListEnabled = structuredMapsEnabled;
     }
 
+    public boolean isExclusiveConsumer() {
+        return exclusiveConsumer;
+    }
+
+    /**
+     * Enables or disables whether or not queue consumers should be exclusive or not
+     * for example to preserve ordering when not using
+     * <a href="http://activemq.apache.org/message-groups.html">Message Groups</a>
+     *
+     * @param exclusiveConsumer
+     */
+    public void setExclusiveConsumer(boolean exclusiveConsumer) {
+        this.exclusiveConsumer = exclusiveConsumer;
+    }
 
     /**
      * Adds a transport listener so that a client can be notified of events in the underlying 
@@ -2099,6 +2114,4 @@ public class ActiveMQConnection implements Connection, TopicConnection, QueueCon
     protected void rollbackDuplicate(ActiveMQDispatcher dispatcher,Message message){
        connectionAudit.rollbackDuplicate(dispatcher,message);
     }
-
-
 }

activemq-core/src/main/java/org/apache/activemq/ActiveMQConnectionFactory.java

@@ -17,23 +17,6 @@
  */
 package org.apache.activemq;
 
-import java.net.URI;
-import java.net.URISyntaxException;
-import java.util.Map;
-import java.util.Properties;
-import java.util.concurrent.Executor;
-import java.util.concurrent.ScheduledThreadPoolExecutor;
-import java.util.concurrent.ThreadFactory;
-
-import javax.jms.Connection;
-import javax.jms.ConnectionFactory;
-import javax.jms.JMSException;
-import javax.jms.QueueConnection;
-import javax.jms.QueueConnectionFactory;
-import javax.jms.TopicConnection;
-import javax.jms.TopicConnectionFactory;
-import javax.naming.Context;
-
 import org.apache.activemq.blob.BlobTransferPolicy;
 import org.apache.activemq.jndi.JNDIBaseStorable;
 import org.apache.activemq.management.JMSStatsImpl;
@@ -47,6 +30,22 @@ import org.apache.activemq.util.JMSExceptionSupport;
 import org.apache.activemq.util.URISupport;
 import org.apache.activemq.util.URISupport.CompositeData;
 
+import javax.jms.Connection;
+import javax.jms.ConnectionFactory;
+import javax.jms.JMSException;
+import javax.jms.QueueConnection;
+import javax.jms.QueueConnectionFactory;
+import javax.jms.TopicConnection;
+import javax.jms.TopicConnectionFactory;
+import javax.naming.Context;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.util.Map;
+import java.util.Properties;
+import java.util.concurrent.Executor;
+import java.util.concurrent.ScheduledThreadPoolExecutor;
+import java.util.concurrent.ThreadFactory;
+
 /**
  * A ConnectionFactory is an an Administered object, and is used for creating
  * Connections. <p/> This class also implements QueueConnectionFactory and
@@ -87,6 +86,7 @@ public class ActiveMQConnectionFactory extends JNDIBaseStorable implements Conne
     private boolean optimizeAcknowledge = false;
     private int closeTimeout = 15000;
     private boolean useRetroactiveConsumer;
+    private boolean exclusiveConsumer;
     private boolean nestedMapAndListEnabled = true;
     JMSStatsImpl factoryStats = new JMSStatsImpl();
     private boolean alwaysSyncSend;
@@ -486,6 +486,21 @@ public class ActiveMQConnectionFactory extends JNDIBaseStorable implements Conne
         this.useRetroactiveConsumer = useRetroactiveConsumer;
     }
 
+    public boolean isExclusiveConsumer() {
+        return exclusiveConsumer;
+    }
+
+    /**
+     * Enables or disables whether or not queue consumers should be exclusive or not
+     * for example to preserve ordering when not using
+     * <a href="http://activemq.apache.org/message-groups.html">Message Groups</a>
+     *
+     * @param exclusiveConsumer
+     */
+    public void setExclusiveConsumer(boolean exclusiveConsumer) {
+        this.exclusiveConsumer = exclusiveConsumer;
+    }
+
     public RedeliveryPolicy getRedeliveryPolicy() {
         return redeliveryPolicy;
     }

activemq-core/src/main/java/org/apache/activemq/ActiveMQMessageConsumer.java

@@ -157,6 +157,7 @@ public class ActiveMQMessageConsumer implements MessageAvailableConsumer, StatsC
         setTransformer(session.getTransformer());
 
         this.info = new ConsumerInfo(consumerId);
+        this.info.setExclusive(this.session.connection.isExclusiveConsumer());
         this.info.setSubscriptionName(name);
         this.info.setPrefetchSize(prefetch);
         this.info.setCurrentPrefetchSize(prefetch);