task 1: Develop 0.8.0

1 files changed, 127 insertions, 0 deletions

diff --git a/plugins/org.eclipse.net4j.jms.server/src/org/eclipse/net4j/jms/internal/server/ServerDestination.java b/plugins/org.eclipse.net4j.jms.server/src/org/eclipse/net4j/jms/internal/server/ServerDestination.java
new file mode 100644
index 0000000000..f14461e2b9
--- /dev/null
+++ b/plugins/org.eclipse.net4j.jms.server/src/org/eclipse/net4j/jms/internal/server/ServerDestination.java
@@ -0,0 +1,127 @@
+/***************************************************************************
+ * Copyright (c) 2004 - 2007 Eike Stepper, Germany.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ * 
+ * Contributors:
+ *    Eike Stepper - initial API and implementation
+ **************************************************************************/
+package org.eclipse.net4j.jms.internal.server;
+
+import org.eclipse.net4j.internal.jms.DestinationImpl;
+import org.eclipse.net4j.internal.jms.MessageImpl;
+import org.eclipse.net4j.internal.jms.QueueImpl;
+import org.eclipse.net4j.internal.jms.TopicImpl;
+import org.eclipse.net4j.internal.util.concurrent.RoundRobinList;
+import org.eclipse.net4j.jms.server.IDestination;
+import org.eclipse.net4j.jms.server.IStore;
+import org.eclipse.net4j.jms.server.IStoreTransaction;
+
+import javax.naming.Context;
+import javax.naming.NamingException;
+
+import java.util.Iterator;
+
+/**
+ * @author Eike Stepper
+ */
+public class ServerDestination implements IDestination
+{
+  private String name;
+
+  private Type type;
+
+  private RoundRobinList<ServerConsumer> consumers = new RoundRobinList();
+
+  public ServerDestination(String name, Type type)
+  {
+    this.name = name;
+    this.type = type;
+  }
+
+  public String getName()
+  {
+    return name;
+  }
+
+  public Type getType()
+  {
+    return type;
+  }
+
+  public DestinationImpl bind(Context context, boolean rebind) throws NamingException
+  {
+    DestinationImpl destination = type == Type.QUEUE ? new QueueImpl(name) : new TopicImpl(name);
+    if (rebind)
+    {
+      context.rebind(name, destination);
+    }
+    else
+    {
+      context.bind(name, destination);
+    }
+
+    return destination;
+  }
+
+  public boolean addConsumer(ServerConsumer consumer)
+  {
+    if (consumer.isDurable())
+    {
+      IStore store = Server.INSTANCE.getStore();
+      IStoreTransaction transaction = store.startTransaction();
+      transaction.consumerAdded(consumer);
+      store.commitTransaction(transaction);
+    }
+
+    return consumers.add(consumer);
+  }
+
+  public boolean removeConsumer(final long consumerID)
+  {
+    final boolean[] modified = { false };
+    consumers.executeWrites(new Runnable()
+    {
+      public void run()
+      {
+        for (Iterator<ServerConsumer> it = consumers.iterator(); it.hasNext();)
+        {
+          ServerConsumer consumer = it.next();
+          if (consumer.getID() == consumerID)
+          {
+            it.remove();
+            modified[0] = true;
+            return;
+          }
+        }
+      }
+    });
+
+    return modified[0];
+  }
+
+  /**
+   * Called by worker thread of the server
+   */
+  public void handleClientMessage(IStoreTransaction transaction, MessageImpl message)
+  {
+    if (type == Type.QUEUE)
+    {
+      ServerConsumer consumer = consumers.element();
+      if (consumer != null)
+      {
+        consumer.handleClientMessage(transaction, message);
+      }
+    }
+    else
+    {
+      ServerConsumer[] consumers = this.consumers.toArray(new ServerConsumer[0]);
+      for (ServerConsumer consumer : consumers)
+      {
+        consumer.handleClientMessage(transaction, message);
+      }
+    }
+  }
+}