MacOSUnicodeConverter.hpp
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上传日期:2007-01-10
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文件大小:11k
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.
- *
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- * 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
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- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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- * ====================================================================
- *
- * 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
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- */
- /*
- * $Id: MacOSUnicodeConverter.hpp,v 1.6 2001/05/22 20:37:49 jberry Exp $
- */
- #ifndef MACOSUNICODECONVERTER_HPP
- #define MACOSUNICODECONVERTER_HPP
- #include <util/TransService.hpp>
- #include <cstddef>
- #if defined(XML_MACOSX)
- // Framework includes from ProjectBuilder
- #include <CoreServices/CoreServices.h>
- #else
- // Classic includes otherwise
- #include <UnicodeConverter.h>
- #endif
- //
- // The transcoding service has to provide a couple of required string
- // and character operations, but its most important service is the creation
- // of transcoder objects. There are two types of transcoders, which are
- // discussed below in the XMLTranscoder class' description.
- //
- class XMLUTIL_EXPORT MacOSUnicodeConverter : public XMLTransService
- {
- public :
- // -----------------------------------------------------------------------
- // Public Constructors and Destructor
- // -----------------------------------------------------------------------
- ~MacOSUnicodeConverter();
- // -----------------------------------------------------------------------
- // 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;
- protected :
- // -----------------------------------------------------------------------
- // Hidden constructors
- // -----------------------------------------------------------------------
- MacOSUnicodeConverter();
- // -----------------------------------------------------------------------
- // Protected virtual methods
- // -----------------------------------------------------------------------
- virtual XMLTranscoder* makeNewXMLTranscoder
- (
- const XMLCh* const encodingName
- , XMLTransService::Codes& resValue
- , const unsigned int blockSize
- );
- // Sniff for available functionality
- static bool IsMacOSUnicodeConverterSupported(void);
- private :
- friend class XMLPlatformUtils;
- bool mHasUnicodeCollation; // True if unicode collation is available
- // -----------------------------------------------------------------------
- // Unimplemented constructors and operators
- // -----------------------------------------------------------------------
- MacOSUnicodeConverter(const MacOSUnicodeConverter&);
- void operator=(const MacOSUnicodeConverter&);
- // -----------------------------------------------------------------------
- // Private methods
- // -----------------------------------------------------------------------
- void ConvertWideToNarrow(const XMLCh* wide, char* narrow, std::size_t maxChars);
- };
- //
- // This type of transcoder is for non-local code page encodings, i.e.
- // named encodings. These are used internally by the scanner to internalize
- // raw XML into the internal Unicode format, and by writer classes to
- // convert that internal Unicode format (which comes out of the parser)
- // back out to a format that the receiving client code wants to use.
- //
- class XMLUTIL_EXPORT MacOSTranscoder : public XMLTranscoder
- {
- public :
- // -----------------------------------------------------------------------
- // Constructors and Destructor
- // -----------------------------------------------------------------------
- MacOSTranscoder(
- const XMLCh* const encodingName,
- TextToUnicodeInfo textToUnicodeInfo,
- UnicodeToTextInfo unicodeToTextInfo,
- const unsigned int blockSize
- );
- ~MacOSTranscoder();
- // -----------------------------------------------------------------------
- // The virtual transcoding 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
- // -----------------------------------------------------------------------
- MacOSTranscoder(const MacOSTranscoder&);
- void operator=(const MacOSTranscoder&);
- // -----------------------------------------------------------------------
- // Private members
- // -----------------------------------------------------------------------
- TextToUnicodeInfo mTextToUnicodeInfo;
- UnicodeToTextInfo mUnicodeToTextInfo;
- };
- //
- // This class is a specialized transcoder that only transcodes between
- // the internal XMLCh format and the local code page. It is specialized
- // for the very common job of translating data from the client app's
- // native code page to the internal format and vice versa.
- //
- class XMLUTIL_EXPORT MacOSLCPTranscoder : public XMLLCPTranscoder
- {
- public :
- // -----------------------------------------------------------------------
- // Constructors and Destructor
- // -----------------------------------------------------------------------
- MacOSLCPTranscoder(TextToUnicodeInfo textToUnicodeInfo, UnicodeToTextInfo unicodeToTextInfo);
- ~MacOSLCPTranscoder();
- // -----------------------------------------------------------------------
- // The virtual transcoder API
- //
- // NOTE: All these APIs don't include null terminator characters in
- // their parameters. So calcRequiredSize() returns the number
- // of actual chars, not including the null. maxBytes and maxChars
- // parameters refer to actual chars, not including the null so
- // its assumed that the buffer is physically one char or byte
- // larger.
- // -----------------------------------------------------------------------
- virtual unsigned int calcRequiredSize(const char* const srcText);
- virtual unsigned int calcRequiredSize(const XMLCh* const srcText);
- virtual char* transcode(const XMLCh* const toTranscode);
- virtual XMLCh* transcode(const char* const toTranscode);
- virtual bool transcode
- (
- const char* const toTranscode
- , XMLCh* const toFill
- , const unsigned int maxChars
- );
- virtual bool transcode
- (
- const XMLCh* const toTranscode
- , char* const toFill
- , const unsigned int maxChars
- );
- private :
- // -----------------------------------------------------------------------
- // Unimplemented constructors and operators
- // -----------------------------------------------------------------------
- MacOSLCPTranscoder(const MacOSLCPTranscoder&);
- void operator=(const MacOSLCPTranscoder&);
- // -----------------------------------------------------------------------
- // Private data members
- // -----------------------------------------------------------------------
- TextToUnicodeInfo mTextToUnicodeInfo;
- UnicodeToTextInfo mUnicodeToTextInfo;
- };
- #endif