01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: *
17: */
18:
19: package org.apache.jmeter.protocol.jms.sampler;
20:
21: import javax.jms.JMSException;
22: import javax.jms.Message;
23:
24: /**
25: * Executor for (pseudo) synchronous communication. <br>
26: * Created on: October 28, 2004
27: *
28: * @author Martijn Blankestijn
29: * @version $Id: QueueExecutor.java 493789 2007-01-07 18:10:21Z sebb $
30: */
31: public interface QueueExecutor {
32: /**
33: * Sends and receives a message.
34: *
35: * @param request
36: * the message to send
37: * @return the received message or <code>null</code>
38: * @throws JMSException
39: * in case of an exception from the messaging system
40: */
41: public abstract Message sendAndReceive(Message request)
42: throws JMSException;
43:
44: }
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