/usr/share/cruisecontrol-bin-2.6.1/projects/qpid-trunk/cpp/src/qpid/client/AckPolicy.h

00001 #ifndef QPID_CLIENT_ACKPOLICY_H
00002 #define QPID_CLIENT_ACKPOLICY_H
00003 
00004 /*
00005  * Licensed to the Apache Software Foundation (ASF) under one
00006  * or more contributor license agreements.  See the NOTICE file
00007  * distributed with this work for additional information
00008  * regarding copyright ownership.  The ASF licenses this file
00009  * to you under the Apache License, Version 2.0 (the
00010  * "License"); you may not use this file except in compliance
00011  * with the License.  You may obtain a copy of the License at
00012  *
00013  *   http://www.apache.org/licenses/LICENSE-2.0
00014  *
00015  * Unless required by applicable law or agreed to in writing,
00016  * software distributed under the License is distributed on an
00017  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
00018  * KIND, either express or implied.  See the License for the
00019  * specific language governing permissions and limitations
00020  * under the License.
00021  *
00022  */
00023 
00024 namespace qpid {
00025 namespace client {
00026 
00032 class AckPolicy
00033 {
00034     size_t interval;
00035     size_t count;
00036 
00037   public:
00042     AckPolicy(size_t n=1) : interval(n), count(n) {}
00043 
00044     void ack(const Message& msg) {
00045         if (!interval) return;
00046         bool send=(--count==0);
00047         msg.acknowledge(true, send);
00048         if (send) count = interval;
00049     }
00050 };
00051 
00052 }} // namespace qpid::client
00053 
00054 
00055 
00056 #endif  

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