qpid/Msg.h Source File

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qpid/Msg.h
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    00001 #ifndef QPID_MSG_H
    00002 #define QPID_MSG_H
    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
    00025 #include <sstream>
    00026 #include <iostream>
    00027 #include "qpid/types/ImportExport.h"
    00028
    00029 namespace qpid {
    00030
    00041 struct Msg {
    00042     std::ostringstream os;
    00043     Msg() {}
    00044     Msg(const Msg& m) : os(m.str()) {}
    00045     std::string str() const { return os.str(); }
    00046     operator std::string() const { return str(); }
    00047
    00048     Msg& operator<<(long n) { os << n; return *this; }
    00049     Msg& operator<<(unsigned long n) { os << n; return *this; }
    00050     Msg& operator<<(bool n) { os << n; return *this; }
    00051     Msg& operator<<(short n) { os << n; return *this; }
    00052     Msg& operator<<(unsigned short n) { os << n; return *this; }
    00053     Msg& operator<<(int n) { os << n; return *this; }
    00054     Msg& operator<<(unsigned int n) { os << n; return *this; }
    00055 #ifdef _GLIBCXX_USE_LONG_LONG
    00056     Msg& operator<<(long long n) { os << n; return *this; }
    00057     Msg& operator<<(unsigned long long n) { os << n; return *this; }
    00058 #endif
    00059     Msg& operator<<(double n) { os << n; return *this; }
    00060     Msg& operator<<(float n) { os << n; return *this; }
    00061     Msg& operator<<(long double n) { os << n; return *this; }
    00062
    00063     template <class T> Msg& operator<<(const T& t) { os <<t; return *this; }
    00064 };
    00065
    00066
    00067
    00068 inline std::ostream& operator<<(std::ostream& o, const Msg& m) {
    00069     return o << m.str();
    00070 }
    00071
    00073 #define QUOTE_(x) #x
    00074 #define QUOTE(x) QUOTE_(x)
    00075 #define QPID_MSG(message) (::qpid::Msg() << message << " (" __FILE__ ":" QUOTE(__LINE__) ")")
    00076
    00077 } // namespace qpid
    00078
    00079 #endif