[188] | 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 | * $Log: ICUTransService.hpp,v $
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| 59 | * Revision 1.9 2003/12/24 15:24:15 cargilld
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| 60 | * More updates to memory management so that the static memory manager.
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| 61 | *
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| 62 | * Revision 1.8 2003/05/17 16:32:17 knoaman
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| 63 | * Memory manager implementation : transcoder update.
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| 64 | *
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| 65 | * Revision 1.7 2003/05/15 18:47:03 knoaman
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| 66 | * Partial implementation of the configurable memory manager.
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| 67 | *
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| 68 | * Revision 1.6 2003/03/07 18:15:57 tng
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| 69 | * Return a reference instead of void for operator=
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| 70 | *
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| 71 | * Revision 1.5 2002/11/22 14:56:47 tng
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| 72 | * 390: Uniconv390 support. Patch by Chris Larsson and Stephen Dulin.
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| 73 | *
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| 74 | * Revision 1.4 2002/11/11 14:08:01 tng
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| 75 | * Fix: UConverter should be declared outside xerces-c++ namespace
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| 76 | *
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| 77 | * Revision 1.3 2002/11/04 15:14:33 tng
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| 78 | * C++ Namespace Support.
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| 79 | *
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| 80 | * Revision 1.2 2002/04/09 15:44:00 knoaman
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| 81 | * Add lower case string support.
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| 82 | *
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| 83 | * Revision 1.1.1.1 2002/02/01 22:22:36 peiyongz
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| 84 | * sane_include
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| 85 | *
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| 86 | * Revision 1.10 2000/03/18 00:00:03 roddey
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| 87 | * Initial updates for two way transcoding support
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| 88 | *
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| 89 | * Revision 1.9 2000/03/02 19:55:34 roddey
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| 90 | * This checkin includes many changes done while waiting for the
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| 91 | * 1.1.0 code to be finished. I can't list them all here, but a list is
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| 92 | * available elsewhere.
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| 93 | *
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| 94 | * Revision 1.8 2000/02/06 07:48:32 rahulj
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| 95 | * Year 2K copyright swat.
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| 96 | *
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| 97 | * Revision 1.7 2000/01/25 22:49:56 roddey
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| 98 | * Moved the supportsSrcOfs() method from the individual transcoder to the
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| 99 | * transcoding service, where it should have been to begin with.
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| 100 | *
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| 101 | * Revision 1.6 2000/01/25 19:19:08 roddey
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| 102 | * Simple addition of a getId() method to the xcode and netacess abstractions to
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| 103 | * allow each impl to give back an id string.
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| 104 | *
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| 105 | * Revision 1.5 2000/01/19 23:21:11 abagchi
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| 106 | * Made this file compatible with ICU 1.4
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| 107 | *
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| 108 | * Revision 1.4 2000/01/19 00:58:07 roddey
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| 109 | * Update to support new ICU 1.4 release.
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| 110 | *
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| 111 | * Revision 1.3 1999/12/18 00:22:32 roddey
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| 112 | * Changes to support the new, completely orthagonal, transcoder architecture.
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| 113 | *
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| 114 | * Revision 1.2 1999/12/15 19:43:45 roddey
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| 115 | * Now implements the new transcoding abstractions, with separate interface
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| 116 | * classes for XML transcoders and local code page transcoders.
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| 117 | *
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| 118 | * Revision 1.1.1.1 1999/11/09 01:06:08 twl
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| 119 | * Initial checkin
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| 120 | *
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| 121 | * Revision 1.3 1999/11/08 20:45:34 rahul
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| 122 | * Swat for adding in Product name and CVS comment log variable.
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| 123 | *
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| 124 | */
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| 125 |
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| 126 | #ifndef ICUTRANSSERVICE_HPP
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| 127 | #define ICUTRANSSERVICE_HPP
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| 128 |
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| 129 | #include <xercesc/util/Mutexes.hpp>
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| 130 | #include <xercesc/util/TransService.hpp>
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| 131 |
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| 132 | struct UConverter;
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| 133 |
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| 134 | XERCES_CPP_NAMESPACE_BEGIN
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| 135 |
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| 136 | class XMLUTIL_EXPORT ICUTransService : public XMLTransService
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| 137 | {
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| 138 | public :
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| 139 | friend class Uniconv390TransService;
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| 140 | // -----------------------------------------------------------------------
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| 141 | // Constructors and Destructor
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| 142 | // -----------------------------------------------------------------------
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| 143 | ICUTransService();
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| 144 | ~ICUTransService();
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| 145 |
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| 146 |
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| 147 | // -----------------------------------------------------------------------
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| 148 | // Implementation of the virtual transcoding service API
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| 149 | // -----------------------------------------------------------------------
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| 150 | virtual int compareIString
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| 151 | (
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| 152 | const XMLCh* const comp1
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| 153 | , const XMLCh* const comp2
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| 154 | );
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| 155 |
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| 156 | virtual int compareNIString
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| 157 | (
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| 158 | const XMLCh* const comp1
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| 159 | , const XMLCh* const comp2
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| 160 | , const unsigned int maxChars
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| 161 | );
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| 162 |
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| 163 | virtual const XMLCh* getId() const;
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| 164 |
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| 165 | virtual bool isSpace(const XMLCh toCheck) const;
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| 166 |
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| 167 | virtual XMLLCPTranscoder* makeNewLCPTranscoder();
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| 168 |
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| 169 | virtual bool supportsSrcOfs() const;
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| 170 |
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| 171 | virtual void upperCase(XMLCh* const toUpperCase) const;
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| 172 | virtual void lowerCase(XMLCh* const toLowerCase) const;
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| 173 |
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| 174 |
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| 175 | protected :
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| 176 | // -----------------------------------------------------------------------
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| 177 | // Protected virtual methods
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| 178 | // -----------------------------------------------------------------------
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| 179 | virtual XMLTranscoder* makeNewXMLTranscoder
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| 180 | (
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| 181 | const XMLCh* const encodingName
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| 182 | , XMLTransService::Codes& resValue
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| 183 | , const unsigned int blockSize
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| 184 | , MemoryManager* const manager
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| 185 | );
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| 186 |
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| 187 |
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| 188 | private :
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| 189 | // -----------------------------------------------------------------------
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| 190 | // Unimplemented constructors and operators
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| 191 | // -----------------------------------------------------------------------
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| 192 | ICUTransService(const ICUTransService&);
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| 193 | ICUTransService& operator=(const ICUTransService&);
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| 194 | };
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| 195 |
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| 196 |
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| 197 |
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| 198 | class XMLUTIL_EXPORT ICUTranscoder : public XMLTranscoder
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| 199 | {
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| 200 | public :
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| 201 | // -----------------------------------------------------------------------
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| 202 | // Constructors and Destructor
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| 203 | // -----------------------------------------------------------------------
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| 204 | ICUTranscoder
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| 205 | (
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| 206 | const XMLCh* const encodingName
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| 207 | , UConverter* const toAdopt
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| 208 | , const unsigned int blockSize
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| 209 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
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| 210 | );
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| 211 | ~ICUTranscoder();
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| 212 |
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| 213 |
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| 214 | // -----------------------------------------------------------------------
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| 215 | // Implementation of the virtual transcoder interface
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| 216 | // -----------------------------------------------------------------------
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| 217 | virtual unsigned int transcodeFrom
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| 218 | (
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| 219 | const XMLByte* const srcData
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| 220 | , const unsigned int srcCount
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| 221 | , XMLCh* const toFill
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| 222 | , const unsigned int maxChars
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| 223 | , unsigned int& bytesEaten
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| 224 | , unsigned char* const charSizes
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| 225 | );
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| 226 |
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| 227 | virtual unsigned int transcodeTo
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| 228 | (
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| 229 | const XMLCh* const srcData
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| 230 | , const unsigned int srcCount
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| 231 | , XMLByte* const toFill
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| 232 | , const unsigned int maxBytes
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| 233 | , unsigned int& charsEaten
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| 234 | , const UnRepOpts options
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| 235 | );
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| 236 |
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| 237 | virtual bool canTranscodeTo
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| 238 | (
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| 239 | const unsigned int toCheck
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| 240 | ) const;
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| 241 |
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| 242 |
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| 243 |
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| 244 | private :
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| 245 | // -----------------------------------------------------------------------
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| 246 | // Unimplemented constructors and operators
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| 247 | // -----------------------------------------------------------------------
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| 248 | ICUTranscoder();
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| 249 | ICUTranscoder(const ICUTranscoder&);
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| 250 | ICUTranscoder& operator=(const ICUTranscoder&);
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| 251 |
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| 252 |
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| 253 | // -----------------------------------------------------------------------
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| 254 | // Private data members
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| 255 | //
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| 256 | // fConverter
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| 257 | // This is a pointer to the ICU converter that this transcoder
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| 258 | // uses.
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| 259 | //
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| 260 | // fFixed
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| 261 | // This is set to true if the encoding is a fixed size one. This
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| 262 | // can be used to optimize some operations.
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| 263 | //
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| 264 | // fSrcOffsets
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| 265 | // This is an array of longs, which are allocated to the size of
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| 266 | // the trancoding block (if any) indicated in the ctor. It is used
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| 267 | // to get the character offsets from ICU, which are then translated
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| 268 | // into an array of char sizes for return.
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| 269 | // -----------------------------------------------------------------------
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| 270 | UConverter* fConverter;
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| 271 | bool fFixed;
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| 272 | XMLUInt32* fSrcOffsets;
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| 273 | };
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| 274 |
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| 275 |
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| 276 | class XMLUTIL_EXPORT ICULCPTranscoder : public XMLLCPTranscoder
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| 277 | {
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| 278 | public :
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| 279 | // -----------------------------------------------------------------------
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| 280 | // Constructors and Destructor
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| 281 | // -----------------------------------------------------------------------
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| 282 | ICULCPTranscoder(UConverter* const toAdopt);
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| 283 | ~ICULCPTranscoder();
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| 284 |
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| 285 |
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| 286 | // -----------------------------------------------------------------------
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| 287 | // Implementation of the virtual transcoder interface
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| 288 | // -----------------------------------------------------------------------
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| 289 | virtual unsigned int calcRequiredSize(const char* const srcText
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| 290 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);
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| 291 |
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| 292 | virtual unsigned int calcRequiredSize(const XMLCh* const srcText
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| 293 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);
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| 294 |
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| 295 | virtual char* transcode(const XMLCh* const toTranscode);
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| 296 | virtual char* transcode(const XMLCh* const toTranscode,
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| 297 | MemoryManager* const manager);
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| 298 |
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| 299 | virtual XMLCh* transcode(const char* const toTranscode);
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| 300 | virtual XMLCh* transcode(const char* const toTranscode,
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| 301 | MemoryManager* const manager);
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| 302 |
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| 303 | virtual bool transcode
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| 304 | (
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| 305 | const char* const toTranscode
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| 306 | , XMLCh* const toFill
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| 307 | , const unsigned int maxChars
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| 308 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
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| 309 | );
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| 310 |
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| 311 | virtual bool transcode
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| 312 | (
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| 313 | const XMLCh* const toTranscode
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| 314 | , char* const toFill
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| 315 | , const unsigned int maxChars
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| 316 | , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
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| 317 | );
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| 318 |
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| 319 |
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| 320 |
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| 321 | private :
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| 322 | // -----------------------------------------------------------------------
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| 323 | // Unimplemented constructors and operators
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| 324 | // -----------------------------------------------------------------------
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| 325 | ICULCPTranscoder();
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| 326 | ICULCPTranscoder(const ICULCPTranscoder&);
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| 327 | ICULCPTranscoder& operator=(const ICULCPTranscoder&);
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| 328 |
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| 329 |
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| 330 | // -----------------------------------------------------------------------
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| 331 | // Private data members
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| 332 | //
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| 333 | // fConverter
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| 334 | // This is a pointer to the ICU converter that this transcoder
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| 335 | // uses.
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| 336 | //
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| 337 | // fMutex
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| 338 | // We have to synchronize threaded calls to the converter.
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| 339 | // -----------------------------------------------------------------------
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| 340 | UConverter* fConverter;
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| 341 | XMLMutex fMutex;
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| 342 | };
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| 343 |
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| 344 | XERCES_CPP_NAMESPACE_END
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| 345 |
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| 346 | #endif
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