/home/aconway/svn/qpid/cpp/src/qpid/Exception.h

00001 #ifndef _Exception_
00002 #define _Exception_
00003 
00004 /*
00005  *
00006  * Licensed to the Apache Software Foundation (ASF) under one
00007  * or more contributor license agreements.  See the NOTICE file
00008  * distributed with this work for additional information
00009  * regarding copyright ownership.  The ASF licenses this file
00010  * to you under the Apache License, Version 2.0 (the
00011  * "License"); you may not use this file except in compliance
00012  * with the License.  You may obtain a copy of the License at
00013  * 
00014  *   http://www.apache.org/licenses/LICENSE-2.0
00015  * 
00016  * Unless required by applicable law or agreed to in writing,
00017  * software distributed under the License is distributed on an
00018  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
00019  * KIND, either express or implied.  See the License for the
00020  * specific language governing permissions and limitations
00021  * under the License.
00022  *
00023  */
00024 #include <exception>
00025 #include <string>
00026 #include <memory>
00027 #include <boost/shared_ptr.hpp>
00028 #include <boost/lexical_cast.hpp>
00029 
00030 #include "framing/amqp_types.h"
00031 
00032 namespace qpid
00033 {
00037 class Exception : public std::exception
00038 {
00039   protected:
00040     std::string whatStr;
00041 
00042   public:
00043     Exception() throw();
00044     Exception(const std::string& str) throw();
00045     Exception(const char* str) throw();
00046     Exception(const std::exception&) throw();
00047 
00049     template <class T>
00050     Exception(const T& message)
00051         : whatStr(boost::lexical_cast<std::string>(message)) {}
00052 
00053     virtual ~Exception() throw();
00054 
00055     virtual const char* what() const throw();
00056     virtual std::string toString() const throw();
00057 
00058     virtual Exception* clone() const throw();
00059     virtual void throwSelf() const;
00060 
00061     typedef boost::shared_ptr<Exception> shared_ptr;
00062 };
00063 
00064 struct ChannelException : public Exception {
00065     framing::ReplyCode code;
00066     template <class T>
00067     ChannelException(framing::ReplyCode code_, const T& message)
00068         : Exception(message), code(code_) {}
00069     void throwSelf() const { throw *this; }
00070 };
00071 
00072 struct ConnectionException : public Exception {
00073     framing::ReplyCode code;
00074     template <class T>
00075     ConnectionException(framing::ReplyCode code_, const T& message)
00076         : Exception(message), code(code_) {}
00077     void throwSelf() const { throw *this; }
00078 };
00079 
00084 struct ShutdownException : public Exception {
00085     ShutdownException();
00086     void throwSelf() const { throw *this; }
00087 };
00088 
00090 struct EmptyException : public Exception {
00091     EmptyException();
00092     void throwSelf() const { throw *this; }
00093 };
00094 
00095 }
00096 
00097 #endif  

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