1 files changed, 76 insertions, 0 deletions
diff --git a/qpid/java/management/client/src/main/java/org/apache/qpid/management/domain/model/InvocationEvent.java b/qpid/java/management/client/src/main/java/org/apache/qpid/management/domain/model/InvocationEvent.java
new file mode 100644
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--- /dev/null
+++ b/qpid/java/management/client/src/main/java/org/apache/qpid/management/domain/model/InvocationEvent.java
@@ -0,0 +1,76 @@
+/*
+ *
+ * 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.qpid.management.domain.model;
+
+import java.util.EventObject;
+import java.util.concurrent.BlockingQueue;
+
+import org.apache.qpid.management.domain.handler.impl.InvocationResult;
+
+/**
+ * Operation invocation event. 
+ * This encapsulates all the information that a method invocation listener needs to know about an operation which is 
+ * going to be invoked.
+ * 
+ * @author Andrea Gazzarini
+ */
+public class InvocationEvent extends EventObject
+{
+    private static final long serialVersionUID = 240229490753008597L;
+
+    private final int _sequenceNumber;
+    private final BlockingQueue<InvocationResult> _exchangeChannel;
+    
+    /**
+     * Builds a new invocation event with the given data.
+     * 
+     * @param source the event source.
+     * @param sequenceNumber the sequence number of the method invocation.
+     * @param exchangeChannel the exchange channel for synchronous communication.
+     */
+    InvocationEvent(Object source, int sequenceNumber, BlockingQueue<InvocationResult> exchangeChannel)
+    {
+        super(source);
+        this._sequenceNumber = sequenceNumber;
+        this._exchangeChannel = exchangeChannel;
+    }
+    
+    /**
+     * Returns the sequence number that will be / has been used for method invocation.
+     * 
+     * @return the sequence number that will be / has been used for method invocation.
+     */
+    public int getSequenceNumber() 
+    {
+        return _sequenceNumber;
+    }
+    
+    /**
+     * Returns the exchange channel that will be used between event source and event listener for synchronous 
+     * communication.
+     * 
+     * @return the exchange channel that will be used for synchronous communication.
+     */
+    public BlockingQueue<InvocationResult> getExchangeChannel()
+    {
+        return _exchangeChannel;
+    }
+}
+\ No newline at end of file