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diff --git a/src/com/kenai/jbosh/BOSHMessageEvent.java b/src/com/kenai/jbosh/BOSHMessageEvent.java
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+++ b/src/com/kenai/jbosh/BOSHMessageEvent.java
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+/*
+ * Copyright 2009 Mike Cumings
+ *
+ * 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 com.kenai.jbosh;
+
+import java.util.EventObject;
+
+/**
+ * Event representing a message sent to or from a BOSH connection manager.
+ * <p/>
+ * This class is immutable and thread-safe.
+ */
+public final class BOSHMessageEvent extends EventObject {
+
+    /**
+     * Serialized version.
+     */
+    private static final long serialVersionUID = 1L;
+    
+    /**
+     * Message which was sent or received.
+     */
+    private final AbstractBody body;
+
+    /**
+     * Creates a new message event instance.
+     *
+     * @param source event source
+     * @param cBody message body
+     */
+    private BOSHMessageEvent(
+            final Object source,
+            final AbstractBody cBody) {
+        super(source);
+        if (cBody == null) {
+            throw(new IllegalArgumentException(
+                    "message body may not be null"));
+        }
+        body = cBody;
+    }
+
+    /**
+     * Creates a new message event for clients sending events to the
+     * connection manager.
+     *
+     * @param source sender of the message
+     * @param body message body
+     * @return event instance
+     */
+    static BOSHMessageEvent createRequestSentEvent(
+            final BOSHClient source,
+            final AbstractBody body) {
+        return new BOSHMessageEvent(source, body);
+    }
+
+    /**
+     * Creates a new message event for clients receiving new messages
+     * from the connection manager.
+     *
+     * @param source receiver of the message
+     * @param body message body
+     * @return event instance
+     */
+    static BOSHMessageEvent createResponseReceivedEvent(
+            final BOSHClient source,
+            final AbstractBody body) {
+        return new BOSHMessageEvent(source, body);
+    }
+
+    /**
+     * Gets the message body which was sent or received.
+     *
+     * @return message body
+     */
+    public AbstractBody getBody() {
+        return body;
+    }
+    
+}