00001 /*
00002 * The Apache Software License, Version 1.1
00003 *
00004 * Copyright (c) 2002 The Apache Software Foundation. All rights
00005 * reserved.
00006 *
00007 * Redistribution and use in source and binary forms, with or without
00008 * modification, are permitted provided that the following conditions
00009 * are met:
00010 *
00011 * 1. Redistributions of source code must retain the above copyright
00012 * notice, this list of conditions and the following disclaimer.
00013 *
00014 * 2. Redistributions in binary form must reproduce the above copyright
00015 * notice, this list of conditions and the following disclaimer in
00016 * the documentation and/or other materials provided with the
00017 * distribution.
00018 *
00019 * 3. The end-user documentation included with the redistribution,
00020 * if any, must include the following acknowledgment:
00021 * "This product includes software developed by the
00022 * Apache Software Foundation (http://www.apache.org/)."
00023 * Alternately, this acknowledgment may appear in the software itself,
00024 * if and wherever such third-party acknowledgments normally appear.
00025 *
00026 * 4. The names "Xerces" and "Apache Software Foundation" must
00027 * not be used to endorse or promote products derived from this
00028 * software without prior written permission. For written
00029 * permission, please contact apache\@apache.org.
00030 *
00031 * 5. Products derived from this software may not be called "Apache",
00032 * nor may "Apache" appear in their name, without prior written
00033 * permission of the Apache Software Foundation.
00034 *
00035 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
00036 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
00037 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
00038 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
00039 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
00040 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
00041 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
00042 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
00043 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00044 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
00045 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00046 * SUCH DAMAGE.
00047 * ====================================================================
00048 *
00049 * This software consists of voluntary contributions made by many
00050 * individuals on behalf of the Apache Software Foundation, and was
00051 * originally based on software copyright (c) 1999, International
00052 * Business Machines, Inc., http://www.ibm.com . For more information
00053 * on the Apache Software Foundation, please see
00054 * <http://www.apache.org/>.
00055 */
00056
00057 /*
00058 * $Id: LocalFileFormatTarget.hpp,v 1.6 2003/05/16 21:36:55 knoaman Exp $
00059 * $Log: LocalFileFormatTarget.hpp,v $
00060 * Revision 1.6 2003/05/16 21:36:55 knoaman
00061 * Memory manager implementation: Modify constructors to pass in the memory manager.
00062 *
00063 * Revision 1.5 2003/05/15 18:26:07 knoaman
00064 * Partial implementation of the configurable memory manager.
00065 *
00066 * Revision 1.4 2003/01/24 20:20:22 tng
00067 * Add method flush to XMLFormatTarget
00068 *
00069 * Revision 1.3 2002/11/27 18:09:25 tng
00070 * [Bug 13447] Performance: Using LocalFileFormatTarget with DOMWriter is very slow.
00071 *
00072 * Revision 1.2 2002/11/04 15:00:21 tng
00073 * C++ Namespace Support.
00074 *
00075 * Revision 1.1 2002/06/19 21:59:26 peiyongz
00076 * DOM3:DOMSave Interface support: LocalFileFormatTarget
00077 *
00078 *
00079 */
00080
00081 #ifndef LocalFileFormatTarget_HEADER_GUARD_
00082 #define LocalFileFormatTarget_HEADER_GUARD_
00083
00084 #include <xercesc/framework/XMLFormatter.hpp>
00085
00086 XERCES_CPP_NAMESPACE_BEGIN
00087
00088 class LocalFileFormatTarget : public XMLFormatTarget {
00089 public:
00090
00093 LocalFileFormatTarget
00094 (
00095 const XMLCh* const
00096 , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
00097 );
00098
00099 LocalFileFormatTarget
00100 (
00101 const char* const
00102 , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
00103 );
00104
00105 ~LocalFileFormatTarget();
00107
00108 // -----------------------------------------------------------------------
00109 // Implementations of the format target interface
00110 // -----------------------------------------------------------------------
00111 virtual void writeChars(const XMLByte* const toWrite
00112 , const unsigned int count
00113 , XMLFormatter* const formatter);
00114
00115 virtual void flush();
00116
00117 private:
00118 // -----------------------------------------------------------------------
00119 // Unimplemented methods.
00120 // -----------------------------------------------------------------------
00121 LocalFileFormatTarget(const LocalFileFormatTarget&);
00122 LocalFileFormatTarget& operator=(const LocalFileFormatTarget&);
00123
00124 // -----------------------------------------------------------------------
00125 // Private helpers
00126 // -----------------------------------------------------------------------
00127 void flushBuffer();
00128 void insureCapacity(const unsigned int extraNeeded);
00129
00130 // -----------------------------------------------------------------------
00131 // Private data members
00132 //
00133 // fSource
00134 // The source file that we represent. The FileHandle type is defined
00135 // per platform.
00136 //
00137 // fDataBuf
00138 // The pointer to the buffer data. Its always
00139 // one larger than fCapacity, to leave room for the null terminator.
00140 //
00141 // fIndex
00142 // The current index into the buffer, as characters are appended
00143 // to it. If its zero, then the buffer is empty.
00144 //
00145 // fCapacity
00146 // The current capacity of the buffer. Its actually always one
00147 // larger, to leave room for the null terminator.
00148 // -----------------------------------------------------------------------
00149 FileHandle fSource;
00150 XMLByte* fDataBuf;
00151 unsigned int fIndex;
00152 unsigned int fCapacity;
00153 MemoryManager* fMemoryManager;
00154 };
00155
00156
00157 XERCES_CPP_NAMESPACE_END
00158
00159 #endif
00160