XMLException.cpp
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上传日期:2007-01-10
资源大小:6948k
文件大小:10k
源码类别:
xml/soap/webservice
开发平台:
C/C++
- /*
- * The Apache Software License, Version 1.1
- *
- * Copyright (c) 1999-2000 The Apache Software Foundation. All rights
- * reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. The end-user documentation included with the redistribution,
- * if any, must include the following acknowledgment:
- * "This product includes software developed by the
- * Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself,
- * if and wherever such third-party acknowledgments normally appear.
- *
- * 4. The names "Xerces" and "Apache Software Foundation" must
- * not be used to endorse or promote products derived from this
- * software without prior written permission. For written
- * permission, please contact apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache",
- * nor may "Apache" appear in their name, without prior written
- * permission of the Apache Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * ====================================================================
- *
- * This software consists of voluntary contributions made by many
- * individuals on behalf of the Apache Software Foundation, and was
- * originally based on software copyright (c) 1999, International
- * Business Machines, Inc., http://www.ibm.com . For more information
- * on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- */
- /*
- * $Id: XMLException.cpp,v 1.8 2001/11/30 22:19:56 peiyongz Exp $
- */
- // ---------------------------------------------------------------------------
- // Includes
- // ---------------------------------------------------------------------------
- #include <util/Mutexes.hpp>
- #include <util/PlatformUtils.hpp>
- #include <util/XMLException.hpp>
- #include <util/XMLMsgLoader.hpp>
- #include <util/XMLRegisterCleanup.hpp>
- #include <util/XMLString.hpp>
- #include <util/XMLUniDefs.hpp>
- #include <util/XMLUni.hpp>
- // ---------------------------------------------------------------------------
- // Local data
- //
- // gDefErrMsg
- // For now, if we cannot load an exception message, we load up the
- // default.
- // ---------------------------------------------------------------------------
- static const XMLCh gDefErrMsg[] =
- {
- chLatin_C, chLatin_o, chLatin_u, chLatin_l, chLatin_d
- , chSpace, chLatin_n, chLatin_o, chLatin_t, chSpace
- , chLatin_l, chLatin_o, chLatin_a, chLatin_d, chSpace
- , chLatin_m, chLatin_e, chLatin_s, chLatin_s, chLatin_a
- , chLatin_g, chLatin_e, chNull
- };
- // ---------------------------------------------------------------------------
- // Local, static data
- // ---------------------------------------------------------------------------
- static XMLMsgLoader* sMsgLoader = 0;
- static XMLRegisterCleanup msgLoaderCleanup;
- static XMLMutex* sMsgMutex = 0;
- static XMLRegisterCleanup msgMutexCleanup;
- // ---------------------------------------------------------------------------
- // Local, static functions
- // ---------------------------------------------------------------------------
- //
- // We need to fault in this mutex. But, since its used for synchronization
- // itself, we have to do this the low level way using a compare and swap.
- //
- static XMLMutex& gMsgMutex()
- {
- if (!sMsgMutex)
- {
- XMLMutex* tmpMutex = new XMLMutex;
- if (XMLPlatformUtils::compareAndSwap((void**)&sMsgMutex, tmpMutex, 0))
- {
- // Some other thread beat us to it, so let's clean up ours.
- delete tmpMutex;
- }
- else
- {
- // This is the real mutex. Register it for cleanup at Termination.
- msgMutexCleanup.registerCleanup(XMLException::reinitMsgMutex);
- }
- }
- return *sMsgMutex;
- }
- //
- // This method is a lazy evaluator for the message loader for exception
- // messages.
- //
- static XMLMsgLoader& gGetMsgLoader()
- {
- // Lock the message loader mutex and load the text
- XMLMutexLock lockInit(&gMsgMutex());
- // Fault it in on first request
- if (!sMsgLoader)
- {
- sMsgLoader = XMLPlatformUtils::loadMsgSet(XMLUni::fgExceptDomain);
- if (!sMsgLoader)
- XMLPlatformUtils::panic(XMLPlatformUtils::Panic_CantLoadMsgDomain);
- //
- // Register this XMLMsgLoader for cleanup at Termination.
- //
- msgLoaderCleanup.registerCleanup(XMLException::reinitMsgLoader);
- }
- // We got it, so return it
- return *sMsgLoader;
- }
- // ---------------------------------------------------------------------------
- // XMLException: Virtual destructor
- // ---------------------------------------------------------------------------
- XMLException::~XMLException()
- {
- delete [] fMsg;
- delete [] fSrcFile;
- }
- // ---------------------------------------------------------------------------
- // XMLException: Setter methods
- // ---------------------------------------------------------------------------
- void XMLException::setPosition(const char* const file, const unsigned int line)
- {
- fSrcLine = line;
- delete [] fSrcFile;
- fSrcFile = XMLString::replicate(file);
- }
- // ---------------------------------------------------------------------------
- // XMLException: Hidden constructors and operators
- // ---------------------------------------------------------------------------
- XMLException::XMLException() :
- fCode(XMLExcepts::NoError)
- , fSrcFile(0)
- , fSrcLine(0)
- , fMsg(0)
- {
- }
- XMLException::XMLException( const char* const srcFile
- , const unsigned int srcLine) :
- fCode(XMLExcepts::NoError)
- , fSrcFile(0)
- , fSrcLine(srcLine)
- , fMsg(0)
- {
- fSrcFile = XMLString::replicate(srcFile);
- }
- XMLException::XMLException(const XMLException& toCopy) :
- fCode(toCopy.fCode)
- , fSrcFile(0)
- , fSrcLine(toCopy.fSrcLine)
- , fMsg(XMLString::replicate(toCopy.fMsg))
- {
- if (toCopy.fSrcFile)
- fSrcFile = XMLString::replicate(toCopy.fSrcFile);
- }
- void XMLException::operator=(const XMLException& toAssign)
- {
- if (this != &toAssign)
- {
- delete [] fSrcFile;
- fSrcFile = 0;
- delete [] fMsg;
- fMsg = 0;
- fSrcLine = toAssign.fSrcLine;
- fCode = toAssign.fCode;
- if (toAssign.fMsg)
- fMsg = XMLString::replicate(toAssign.fMsg);
- if (toAssign.fSrcFile)
- fSrcFile = XMLString::replicate(toAssign.fSrcFile);
- }
- }
- // ---------------------------------------------------------------------------
- // XMLException: Protected methods
- // ---------------------------------------------------------------------------
- void XMLException::loadExceptText(const XMLExcepts::Codes toLoad)
- {
- // Store the error code
- fCode = toLoad;
- // Load up the text into a local buffer
- const unsigned int msgSize = 2047;
- XMLCh errText[msgSize + 1];
- // load the text
- if (!gGetMsgLoader().loadMsg(toLoad, errText, msgSize))
- {
- fMsg = XMLString::replicate(gDefErrMsg);
- return;
- }
- // We got the text so replicate it into the message member
- fMsg = XMLString::replicate(errText);
- }
- void
- XMLException::loadExceptText(const XMLExcepts::Codes toLoad
- , const XMLCh* const text1
- , const XMLCh* const text2
- , const XMLCh* const text3
- , const XMLCh* const text4)
- {
- // Store the error code
- fCode = toLoad;
- // Load up the text into a local buffer
- const unsigned int msgSize = 4095;
- XMLCh errText[msgSize + 1];
- // load the text
- if (!gGetMsgLoader().loadMsg(toLoad, errText, msgSize, text1, text2, text3, text4))
- {
- fMsg = XMLString::replicate(gDefErrMsg);
- return;
- }
- // We got the text so replicate it into the message member
- fMsg = XMLString::replicate(errText);
- }
- void
- XMLException::loadExceptText(const XMLExcepts::Codes toLoad
- , const char* const text1
- , const char* const text2
- , const char* const text3
- , const char* const text4)
- {
- // Store the error code
- fCode = toLoad;
- // Load up the text into a local buffer
- const unsigned int msgSize = 4095;
- XMLCh errText[msgSize + 1];
- // load the text
- if (!gGetMsgLoader().loadMsg(toLoad, errText, msgSize, text1, text2, text3, text4))
- {
- fMsg = XMLString::replicate(gDefErrMsg);
- return;
- }
- // We got the text so replicate it into the message member
- fMsg = XMLString::replicate(errText);
- }
- // -----------------------------------------------------------------------
- // Reinitialise the message mutex
- // -----------------------------------------------------------------------
- void XMLException::reinitMsgMutex()
- {
- delete sMsgMutex;
- sMsgMutex = 0;
- }
- // -----------------------------------------------------------------------
- // Reinitialise the message loader
- // -----------------------------------------------------------------------
- void XMLException::reinitMsgLoader()
- {
- delete sMsgLoader;
- sMsgLoader = 0;
- }