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

00001 #ifndef QPID_POINTERTOOTHER_H
00002 #define QPID_POINTERTOOTHER_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 
00026 // Defines the same pointer type (raw or smart) to another pointee type
00027 
00028 template<class T, class U>
00029 struct pointer_to_other;
00030 
00031 template<class T, class U,
00032                   template<class> class Sp>
00033 struct pointer_to_other< Sp<T>, U >
00034                   {
00035                       typedef Sp<U> type;
00036                   };
00037 
00038 template<class T, class T2, class U,
00039          template<class, class> class Sp>
00040 struct pointer_to_other< Sp<T, T2>, U >
00041          {
00042              typedef Sp<U, T2> type;
00043          };
00044 
00045 template<class T, class T2, class T3, class U,
00046          template<class, class, class> class Sp>
00047 struct pointer_to_other< Sp<T, T2, T3>, U >
00048          {
00049              typedef Sp<U, T2, T3> type;
00050          };
00051 
00052 template<class T, class U>
00053 struct pointer_to_other< T*, U >
00054 {
00055     typedef U* type;
00056 };
00057 
00058 } // namespace qpid
00059 
00060 
00061 
00062 #endif  

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