From 68ef12c1844fd692aca86a848d268accadbe67be Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Wed, 31 Oct 2012 22:05:09 +1300
Subject: Single channel factory (fix #68)

---
 src/org/traccar/GlobalChannelFactory.java | 40 +++++++++++++++++++++++++++++++
 src/org/traccar/TrackerServer.java        | 10 +++-----
 2 files changed, 43 insertions(+), 7 deletions(-)
 create mode 100644 src/org/traccar/GlobalChannelFactory.java

diff --git a/src/org/traccar/GlobalChannelFactory.java b/src/org/traccar/GlobalChannelFactory.java
new file mode 100644
index 000000000..0c4d11275
--- /dev/null
+++ b/src/org/traccar/GlobalChannelFactory.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2012 Anton Tananaev (anton.tananaev@gmail.com)
+ *
+ * Licensed 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.traccar;
+
+import java.util.concurrent.Executors;
+import org.jboss.netty.channel.ChannelFactory;
+import org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory;
+
+/**
+ * Channel factory
+ */
+public class GlobalChannelFactory {
+
+    private static ChannelFactory instance = null;
+
+    private GlobalChannelFactory() {
+    }
+
+    public static ChannelFactory getFactory() {
+        if(instance == null) {
+            instance = new NioServerSocketChannelFactory(
+                Executors.newCachedThreadPool(),
+                Executors.newCachedThreadPool());
+        }
+        return instance;
+    }
+}
diff --git a/src/org/traccar/TrackerServer.java b/src/org/traccar/TrackerServer.java
index 488186606..a29386c05 100644
--- a/src/org/traccar/TrackerServer.java
+++ b/src/org/traccar/TrackerServer.java
@@ -17,14 +17,12 @@ package org.traccar;
 
 import java.net.InetSocketAddress;
 import java.nio.ByteOrder;
-import java.util.concurrent.Executors;
 import org.jboss.netty.bootstrap.ServerBootstrap;
 import org.jboss.netty.buffer.HeapChannelBufferFactory;
 import org.jboss.netty.channel.Channel;
 import org.jboss.netty.channel.group.ChannelGroup;
 import org.jboss.netty.channel.group.ChannelGroupFuture;
 import org.jboss.netty.channel.group.DefaultChannelGroup;
-import org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory;
 
 /**
  * Tracker server
@@ -34,18 +32,16 @@ public class TrackerServer extends ServerBootstrap {
     /**
      * Initialization
      */
-    private void init(Integer port, Integer threadPoolSize) {
+    private void init(Integer port) {
         
         setPort(port);
 
         // Create channel factory
-        setFactory(new NioServerSocketChannelFactory(
-                Executors.newCachedThreadPool(),
-                Executors.newCachedThreadPool()));
+        setFactory(GlobalChannelFactory.getFactory());
     }
 
     public TrackerServer(Integer port) {
-        init(port, 1);
+        init(port);
     }
 
     /**
-- 
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