/usr/share/cruisecontrol-bin-2.6.1/projects/qpid-trunk/cpp/src/qpid/sys/AggregateOutput.h

00001 /*
00002  *
00003  * Licensed to the Apache Software Foundation (ASF) under one
00004  * or more contributor license agreements.  See the NOTICE file
00005  * distributed with this work for additional information
00006  * regarding copyright ownership.  The ASF licenses this file
00007  * to you under the Apache License, Version 2.0 (the
00008  * "License"); you may not use this file except in compliance
00009  * with the License.  You may obtain a copy of the License at
00010  * 
00011  *   http://www.apache.org/licenses/LICENSE-2.0
00012  * 
00013  * Unless required by applicable law or agreed to in writing,
00014  * software distributed under the License is distributed on an
00015  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
00016  * KIND, either express or implied.  See the License for the
00017  * specific language governing permissions and limitations
00018  * under the License.
00019  *
00020  */
00021 #ifndef _AggregateOutput_
00022 #define _AggregateOutput_
00023 
00024 #include <vector>
00025 #include "Mutex.h"
00026 #include "OutputControl.h"
00027 #include "OutputTask.h"
00028 
00029 namespace qpid {
00030 namespace sys {
00031 
00032     class AggregateOutput : public OutputTask, public OutputControl
00033     {
00034         typedef std::vector<OutputTask*> TaskList;
00035 
00036         TaskList tasks;
00037         size_t next;
00038         OutputControl& control;
00039 
00040     public:
00041         AggregateOutput(OutputControl& c) : next(0), control(c) {};
00042         //this may be called on any thread
00043         void activateOutput();
00044         //all the following will be called on the same thread
00045         bool doOutput();
00046         void addOutputTask(OutputTask* t);
00047         void removeOutputTask(OutputTask* t);
00048     };
00049 
00050 }
00051 }
00052 
00053 
00054 #endif

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