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* 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,
* "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
* 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/>.
*/
/*
* $Log$
* Revision 1.9 2003/12/24 15:24:15 cargilld
* More updates to memory management so that the static memory manager.
*
* Revision 1.8 2003/05/17 16:32:17 knoaman
* Memory manager implementation : transcoder update.
*
* Revision 1.7 2003/05/15 18:47:03 knoaman
* Partial implementation of the configurable memory manager.
*
* Revision 1.6 2003/03/07 18:15:57 tng
* Return a reference instead of void for operator=
*
* Revision 1.5 2002/11/22 14:56:47 tng
* 390: Uniconv390 support. Patch by Chris Larsson and Stephen Dulin.
*
* Revision 1.4 2002/11/11 14:08:01 tng
* Fix: UConverter should be declared outside xerces-c++ namespace
*
* Revision 1.3 2002/11/04 15:14:33 tng
* C++ Namespace Support.
*
* Revision 1.2 2002/04/09 15:44:00 knoaman
* Add lower case string support.
*
* Revision 1.1.1.1 2002/02/01 22:22:36 peiyongz
* sane_include
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*
* Revision 1.10 2000/03/18 00:00:03 roddey
* Initial updates for two way transcoding support
*
* Revision 1.9 2000/03/02 19:55:34 roddey
* This checkin includes many changes done while waiting for the
* 1.1.0 code to be finished. I can't list them all here, but a list is
* available elsewhere.
*
* Revision 1.8 2000/02/06 07:48:32 rahulj
* Year 2K copyright swat.
*
* Revision 1.7 2000/01/25 22:49:56 roddey
* Moved the supportsSrcOfs() method from the individual transcoder to the
* transcoding service, where it should have been to begin with.
*
* Revision 1.6 2000/01/25 19:19:08 roddey
* Simple addition of a getId() method to the xcode and netacess abstractions to
* allow each impl to give back an id string.
*
* Revision 1.5 2000/01/19 23:21:11 abagchi
* Made this file compatible with ICU 1.4
*
* Revision 1.4 2000/01/19 00:58:07 roddey
* Update to support new ICU 1.4 release.
*
* Revision 1.3 1999/12/18 00:22:32 roddey
* Changes to support the new, completely orthagonal, transcoder architecture.
*
* Revision 1.2 1999/12/15 19:43:45 roddey
* Now implements the new transcoding abstractions, with separate interface
* classes for XML transcoders and local code page transcoders.
*
* Revision 1.1.1.1 1999/11/09 01:06:08 twl
* Initial checkin
*
* Revision 1.3 1999/11/08 20:45:34 rahul
* Swat for adding in Product name and CVS comment log variable.
*
*/
#ifndef ICUTRANSSERVICE_HPP
#define ICUTRANSSERVICE_HPP
#include <xercesc/util/Mutexes.hpp>
#include <xercesc/util/TransService.hpp>
struct UConverter;
XERCES_CPP_NAMESPACE_BEGIN
class XMLUTIL_EXPORT ICUTransService : public XMLTransService
{
public :
friend class Uniconv390TransService;
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// -----------------------------------------------------------------------
// Constructors and Destructor
// -----------------------------------------------------------------------
ICUTransService();
~ICUTransService();
// -----------------------------------------------------------------------
// Implementation of the virtual transcoding service API
// -----------------------------------------------------------------------
virtual int compareIString
(
const XMLCh* const comp1
, const XMLCh* const comp2
);
virtual int compareNIString
(
const XMLCh* const comp1
, const XMLCh* const comp2
, const unsigned int maxChars
);
virtual const XMLCh* getId() const;
virtual bool isSpace(const XMLCh toCheck) const;
virtual XMLLCPTranscoder* makeNewLCPTranscoder();
virtual bool supportsSrcOfs() const;
virtual void upperCase(XMLCh* const toUpperCase) const;
virtual void lowerCase(XMLCh* const toLowerCase) const;
protected :
// -----------------------------------------------------------------------
// Protected virtual methods
// -----------------------------------------------------------------------
virtual XMLTranscoder* makeNewXMLTranscoder
(
const XMLCh* const encodingName
, XMLTransService::Codes& resValue
, const unsigned int blockSize
, MemoryManager* const manager
);
private :
// -----------------------------------------------------------------------
// Unimplemented constructors and operators
// -----------------------------------------------------------------------
ICUTransService(const ICUTransService&);
ICUTransService& operator=(const ICUTransService&);
};
class XMLUTIL_EXPORT ICUTranscoder : public XMLTranscoder
{
public :
// -----------------------------------------------------------------------
// Constructors and Destructor
// -----------------------------------------------------------------------
ICUTranscoder
(
const XMLCh* const encodingName
, UConverter* const toAdopt
, const unsigned int blockSize
, MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
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);
~ICUTranscoder();
// -----------------------------------------------------------------------
// Implementation of the virtual transcoder interface
// -----------------------------------------------------------------------
virtual unsigned int transcodeFrom
(
const XMLByte* const srcData
, const unsigned int srcCount
, XMLCh* const toFill
, const unsigned int maxChars
, unsigned int& bytesEaten
, unsigned char* const charSizes
);
virtual unsigned int transcodeTo
(
const XMLCh* const srcData
, const unsigned int srcCount
, XMLByte* const toFill
, const unsigned int maxBytes
, unsigned int& charsEaten
, const UnRepOpts options
);
virtual bool canTranscodeTo
(
const unsigned int toCheck
) const;
private :
// -----------------------------------------------------------------------
// Unimplemented constructors and operators
// -----------------------------------------------------------------------
ICUTranscoder();
ICUTranscoder(const ICUTranscoder&);
ICUTranscoder& operator=(const ICUTranscoder&);
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// -----------------------------------------------------------------------
// Private data members
//
// fConverter
// This is a pointer to the ICU converter that this transcoder
// uses.
//
// fFixed
// This is set to true if the encoding is a fixed size one. This
// can be used to optimize some operations.
//
// fSrcOffsets
// This is an array of longs, which are allocated to the size of
// the trancoding block (if any) indicated in the ctor. It is used
// to get the character offsets from ICU, which are then translated
// into an array of char sizes for return.
// -----------------------------------------------------------------------
UConverter* fConverter;
bool fFixed;
XMLUInt32* fSrcOffsets;
};
class XMLUTIL_EXPORT ICULCPTranscoder : public XMLLCPTranscoder
{
public :
// -----------------------------------------------------------------------
// Constructors and Destructor
// -----------------------------------------------------------------------
ICULCPTranscoder(UConverter* const toAdopt);
~ICULCPTranscoder();
// -----------------------------------------------------------------------
// Implementation of the virtual transcoder interface
// -----------------------------------------------------------------------
virtual unsigned int calcRequiredSize(const char* const srcText
, MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);
virtual unsigned int calcRequiredSize(const XMLCh* const srcText
, MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);
virtual char* transcode(const XMLCh* const toTranscode);
virtual char* transcode(const XMLCh* const toTranscode,
MemoryManager* const manager);
virtual XMLCh* transcode(const char* const toTranscode);
virtual XMLCh* transcode(const char* const toTranscode,
MemoryManager* const manager);
virtual bool transcode
(
const char* const toTranscode
, XMLCh* const toFill
, const unsigned int maxChars
, MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
);
virtual bool transcode
(
const XMLCh* const toTranscode
, char* const toFill
, const unsigned int maxChars
, MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
);
private :
// -----------------------------------------------------------------------
// Unimplemented constructors and operators
// -----------------------------------------------------------------------
ICULCPTranscoder();
ICULCPTranscoder(const ICULCPTranscoder&);
ICULCPTranscoder& operator=(const ICULCPTranscoder&);
// -----------------------------------------------------------------------
// Private data members
//
// fConverter
// This is a pointer to the ICU converter that this transcoder
// uses.
//
// fMutex
// We have to synchronize threaded calls to the converter.
// -----------------------------------------------------------------------
UConverter* fConverter;
XMLMutex fMutex;
};