| 1 | /*
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| 2 | * The Apache Software License, Version 1.1
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| 3 | *
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| 4 | * Copyright (c) 1999-2000 The Apache Software Foundation. All rights
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| 5 | * reserved.
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| 6 | *
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| 7 | * Redistribution and use in source and binary forms, with or without
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| 8 | * modification, are permitted provided that the following conditions
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| 9 | * are met:
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| 10 | *
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| 11 | * 1. Redistributions of source code must retain the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer.
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| 13 | *
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| 14 | * 2. Redistributions in binary form must reproduce the above copyright
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| 15 | * notice, this list of conditions and the following disclaimer in
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| 16 | * the documentation and/or other materials provided with the
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| 17 | * distribution.
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| 18 | *
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| 19 | * 3. The end-user documentation included with the redistribution,
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| 20 | * if any, must include the following acknowledgment:
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| 21 | * "This product includes software developed by the
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| 22 | * Apache Software Foundation (http://www.apache.org/)."
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| 23 | * Alternately, this acknowledgment may appear in the software itself,
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| 24 | * if and wherever such third-party acknowledgments normally appear.
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| 25 | *
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| 26 | * 4. The names "Xerces" and "Apache Software Foundation" must
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| 27 | * not be used to endorse or promote products derived from this
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| 28 | * software without prior written permission. For written
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| 29 | * permission, please contact apache\@apache.org.
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| 30 | *
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| 31 | * 5. Products derived from this software may not be called "Apache",
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| 32 | * nor may "Apache" appear in their name, without prior written
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| 33 | * permission of the Apache Software Foundation.
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| 34 | *
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| 35 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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| 36 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 37 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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| 38 | * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
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| 39 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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| 40 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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| 41 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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| 42 | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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| 43 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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| 44 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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| 45 | * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 46 | * SUCH DAMAGE.
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| 47 | * ====================================================================
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| 48 | *
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| 49 | * This software consists of voluntary contributions made by many
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| 50 | * individuals on behalf of the Apache Software Foundation, and was
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| 51 | * originally based on software copyright (c) 1999, International
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| 52 | * Business Machines, Inc., http://www.ibm.com . For more information
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| 53 | * on the Apache Software Foundation, please see
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| 54 | * <http://www.apache.org/>.
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| 55 | */
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| 56 |
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| 57 | /*
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| 58 | * $Id: XMLException.hpp,v 1.7 2003/12/19 23:02:25 cargilld Exp $
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| 59 | */
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| 60 |
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| 61 | #if !defined(EXCEPTION_HPP)
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| 62 | #define EXCEPTION_HPP
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| 63 |
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| 64 | #include <xercesc/util/XMemory.hpp>
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| 65 | #include <xercesc/util/XMLExceptMsgs.hpp>
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| 66 | #include <xercesc/util/XMLUni.hpp>
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| 67 | #include <xercesc/framework/XMLErrorReporter.hpp>
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| 68 |
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| 69 | XERCES_CPP_NAMESPACE_BEGIN
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| 70 |
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| 71 | // ---------------------------------------------------------------------------
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| 72 | // This is the base class from which all the XML parser exceptions are
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| 73 | // derived. The virtual interface is very simple and most of the functionality
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| 74 | // is in this class.
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| 75 | //
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| 76 | // Because all derivatives are EXACTLY the same except for the static
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| 77 | // string that is used to hold the name of the class, a macro is provided
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| 78 | // below via which they are all created.
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| 79 | // ---------------------------------------------------------------------------
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| 80 | class XMLUTIL_EXPORT XMLException : public XMemory
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| 81 | {
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| 82 | public:
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| 83 | // -----------------------------------------------------------------------
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| 84 | // Virtual Destructor
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| 85 | // -----------------------------------------------------------------------
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| 86 | virtual ~XMLException();
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| 87 |
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| 88 |
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| 89 | // -----------------------------------------------------------------------
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| 90 | // The XML exception virtual interface
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| 91 | // -----------------------------------------------------------------------
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| 92 | virtual const XMLCh* getType() const = 0;
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| 93 |
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| 94 |
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| 95 | // -----------------------------------------------------------------------
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| 96 | // Getter methods
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| 97 | // -----------------------------------------------------------------------
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| 98 | XMLExcepts::Codes getCode() const;
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| 99 | const XMLCh* getMessage() const;
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| 100 | const char* getSrcFile() const;
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| 101 | unsigned int getSrcLine() const;
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| 102 | XMLErrorReporter::ErrTypes getErrorType() const;
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| 103 |
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| 104 |
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| 105 | // -----------------------------------------------------------------------
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| 106 | // Setter methods
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| 107 | // -----------------------------------------------------------------------
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| 108 | void setPosition(const char* const file, const unsigned int line);
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| 109 |
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| 110 |
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| 111 | // -----------------------------------------------------------------------
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| 112 | // Hidden constructors and operators
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| 113 | //
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| 114 | // NOTE: Technically, these should be protected, since this is a
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| 115 | // base class that is never used directly. However, VC++ 6.0 will
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| 116 | // fail to catch via a reference to base class if the ctors are
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| 117 | // not public!! This seems to have been caused by the install
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| 118 | // of IE 5.0.
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| 119 | // -----------------------------------------------------------------------
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| 120 | XMLException();
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| 121 | XMLException(const char* const srcFile, const unsigned int srcLine, MemoryManager* const memoryManager = 0);
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| 122 | XMLException(const XMLException& toCopy);
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| 123 | XMLException& operator=(const XMLException& toAssign);
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| 124 |
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| 125 | // -----------------------------------------------------------------------
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| 126 | // Notification that lazy data has been deleted
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| 127 | // -----------------------------------------------------------------------
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| 128 | static void reinitMsgMutex();
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| 129 |
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| 130 | static void reinitMsgLoader();
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| 131 |
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| 132 | protected :
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| 133 | // -----------------------------------------------------------------------
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| 134 | // Protected methods
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| 135 | // -----------------------------------------------------------------------
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| 136 | void loadExceptText
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| 137 | (
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| 138 | const XMLExcepts::Codes toLoad
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| 139 | );
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| 140 | void loadExceptText
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| 141 | (
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| 142 | const XMLExcepts::Codes toLoad
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| 143 | , const XMLCh* const text1
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| 144 | , const XMLCh* const text2 = 0
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| 145 | , const XMLCh* const text3 = 0
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| 146 | , const XMLCh* const text4 = 0
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| 147 | );
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| 148 | void loadExceptText
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| 149 | (
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| 150 | const XMLExcepts::Codes toLoad
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| 151 | , const char* const text1
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| 152 | , const char* const text2 = 0
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| 153 | , const char* const text3 = 0
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| 154 | , const char* const text4 = 0
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| 155 | );
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| 156 |
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| 157 |
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| 158 | private :
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| 159 | // -----------------------------------------------------------------------
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| 160 | // Data members
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| 161 | //
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| 162 | // fCode
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| 163 | // The error code that this exception represents.
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| 164 | //
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| 165 | // fSrcFile
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| 166 | // fSrcLine
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| 167 | // These are the file and line information from the source where the
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| 168 | // exception was thrown from.
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| 169 | //
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| 170 | // fMsg
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| 171 | // The loaded message text for this exception.
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| 172 | // -----------------------------------------------------------------------
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| 173 | XMLExcepts::Codes fCode;
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| 174 | char* fSrcFile;
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| 175 | unsigned int fSrcLine;
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| 176 | XMLCh* fMsg;
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| 177 |
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| 178 | protected:
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| 179 | MemoryManager* fMemoryManager;
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| 180 | };
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| 181 |
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| 182 | // ---------------------------------------------------------------------------
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| 183 | // XMLException: Getter methods
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| 184 | // ---------------------------------------------------------------------------
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| 185 | inline XMLExcepts::Codes XMLException::getCode() const
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| 186 | {
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| 187 | return fCode;
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| 188 | }
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| 189 |
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| 190 | inline const XMLCh* XMLException::getMessage() const
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| 191 | {
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| 192 | return fMsg;
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| 193 | }
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| 194 |
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| 195 | inline const char* XMLException::getSrcFile() const
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| 196 | {
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| 197 | if (!fSrcFile)
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| 198 | return "";
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| 199 | return fSrcFile;
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| 200 | }
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| 201 |
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| 202 | inline unsigned int XMLException::getSrcLine() const
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| 203 | {
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| 204 | return fSrcLine;
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| 205 | }
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| 206 |
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| 207 | inline XMLErrorReporter::ErrTypes XMLException::getErrorType() const
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| 208 | {
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| 209 | if ((fCode >= XMLExcepts::W_LowBounds) && (fCode <= XMLExcepts::W_HighBounds))
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| 210 | return XMLErrorReporter::ErrType_Warning;
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| 211 | else if ((fCode >= XMLExcepts::F_LowBounds) && (fCode <= XMLExcepts::F_HighBounds))
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| 212 | return XMLErrorReporter::ErrType_Fatal;
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| 213 | else if ((fCode >= XMLExcepts::E_LowBounds) && (fCode <= XMLExcepts::E_HighBounds))
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| 214 | return XMLErrorReporter::ErrType_Error;
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| 215 | return XMLErrorReporter::ErrTypes_Unknown;
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| 216 | }
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| 217 |
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| 218 | // ---------------------------------------------------------------------------
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| 219 | // This macro is used to create derived classes. They are all identical
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| 220 | // except the name of the exception, so it crazy to type them in over and
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| 221 | // over.
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| 222 | // ---------------------------------------------------------------------------
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| 223 | #define MakeXMLException(theType, expKeyword) \
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| 224 | class expKeyword theType : public XMLException \
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| 225 | { \
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| 226 | public: \
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| 227 | \
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| 228 | theType(const char* const srcFile \
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| 229 | , const unsigned int srcLine \
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| 230 | , const XMLExcepts::Codes toThrow \
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| 231 | , MemoryManager* memoryManager = 0) : \
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| 232 | XMLException(srcFile, srcLine, memoryManager) \
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| 233 | { \
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| 234 | loadExceptText(toThrow); \
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| 235 | } \
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| 236 | \
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| 237 | theType(const theType& toCopy) : \
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| 238 | \
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| 239 | XMLException(toCopy) \
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| 240 | { \
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| 241 | } \
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| 242 | \
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| 243 | theType(const char* const srcFile \
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| 244 | , const unsigned int srcLine \
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| 245 | , const XMLExcepts::Codes toThrow \
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| 246 | , const XMLCh* const text1 \
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| 247 | , const XMLCh* const text2 = 0 \
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| 248 | , const XMLCh* const text3 = 0 \
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| 249 | , const XMLCh* const text4 = 0 \
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| 250 | , MemoryManager* memoryManager = 0) : \
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| 251 | XMLException(srcFile, srcLine, memoryManager) \
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| 252 | { \
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| 253 | loadExceptText(toThrow, text1, text2, text3, text4); \
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| 254 | } \
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| 255 | \
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| 256 | theType(const char* const srcFile \
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| 257 | , const unsigned int srcLine \
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| 258 | , const XMLExcepts::Codes toThrow \
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| 259 | , const char* const text1 \
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| 260 | , const char* const text2 = 0 \
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| 261 | , const char* const text3 = 0 \
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| 262 | , const char* const text4 = 0 \
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| 263 | , MemoryManager* memoryManager = 0) : \
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| 264 | XMLException(srcFile, srcLine, memoryManager) \
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| 265 | { \
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| 266 | loadExceptText(toThrow, text1, text2, text3, text4); \
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| 267 | } \
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| 268 | \
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| 269 | virtual ~theType() {} \
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| 270 | \
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| 271 | theType& operator=(const theType& toAssign) \
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| 272 | { \
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| 273 | XMLException::operator=(toAssign); \
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| 274 | return *this; \
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| 275 | } \
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| 276 | \
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| 277 | virtual XMLException* duplicate() const \
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| 278 | { \
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| 279 | return new (fMemoryManager) theType(*this); \
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| 280 | } \
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| 281 | \
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| 282 | virtual const XMLCh* getType() const \
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| 283 | { \
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| 284 | return XMLUni::fg##theType##_Name; \
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| 285 | } \
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| 286 | \
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| 287 | private : \
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| 288 | theType(); \
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| 289 | };
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| 290 |
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| 291 |
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| 292 |
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| 293 | // ---------------------------------------------------------------------------
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| 294 | // This macros is used to actually throw an exception. It is used in order
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| 295 | // to make sure that source code line/col info is stored correctly, and to
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| 296 | // give flexibility for other stuff in the future.
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| 297 | // ---------------------------------------------------------------------------
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| 298 |
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| 299 | #define ThrowXML(type,code) throw type(__FILE__, __LINE__, code)
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| 300 |
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| 301 | #define ThrowXML1(type,code,p1) throw type(__FILE__, __LINE__, code, p1)
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| 302 |
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| 303 | #define ThrowXML2(type,code,p1,p2) throw type(__FILE__, __LINE__, code, p1, p2)
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| 304 |
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| 305 | #define ThrowXML3(type,code,p1,p2,p3) throw type(__FILE__, __LINE__, code, p1, p2, p3)
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| 306 |
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| 307 | #define ThrowXML4(type,code,p1,p2,p3,p4) throw type(__FILE__, __LINE__, code, p1, p2, p3, p4)
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| 308 |
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| 309 | #define ThrowXMLwithMemMgr(type,code,memMgr) throw type(__FILE__, __LINE__, code, memMgr)
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| 310 |
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| 311 | #define ThrowXMLwithMemMgr1(type,code,p1,memMgr) throw type(__FILE__, __LINE__, code, p1, 0, 0, 0, memMgr)
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| 312 |
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| 313 | #define ThrowXMLwithMemMgr2(type,code,p1,p2,memMgr) throw type(__FILE__, __LINE__, code, p1, p2, 0, 0, memMgr)
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| 314 |
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| 315 | #define ThrowXMLwithMemMgr3(type,code,p1,p2,p3,memMgr) throw type(__FILE__, __LINE__, code, p1, p2, p3, 0, memMgr)
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| 316 |
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| 317 | #define ThrowXMLwithMemMgr4(type,code,p1,p2,p3,p4,memMgr) throw type(__FILE__, __LINE__, code, p1, p2, p3, p4, memMgr)
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| 318 |
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| 319 | XERCES_CPP_NAMESPACE_END
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| 320 |
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| 321 | #endif
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