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AttributesImpl.hpp

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00001 /*
00002  * The Apache Software License, Version 1.1
00003  *
00004  *
00005  * Copyright (c) 2001 The Apache Software Foundation.  All rights 
00006  * reserved.
00007  *
00008  * Redistribution and use in source and binary forms, with or without
00009  * modification, are permitted provided that the following conditions
00010  * are met:
00011  *
00012  * 1. Redistributions of source code must retain the above copyright
00013  *    notice, this list of conditions and the following disclaimer. 
00014  *
00015  * 2. Redistributions in binary form must reproduce the above copyright
00016  *    notice, this list of conditions and the following disclaimer in
00017  *    the documentation and/or other materials provided with the
00018  *    distribution.
00019  *
00020  * 3. The end-user documentation included with the redistribution,
00021  *    if any, must include the following acknowledgment:  
00022  *       "This product includes software developed by the
00023  *        Apache Software Foundation (http://www.apache.org/)."
00024  *    Alternately, this acknowledgment may appear in the software itself,
00025  *    if and wherever such third-party acknowledgments normally appear.
00026  *
00027  * 4. The names "Xalan" and "Apache Software Foundation" must
00028  *    not be used to endorse or promote products derived from this
00029  *    software without prior written permission. For written 
00030  *    permission, please contact apache@apache.org.
00031  *
00032  * 5. Products derived from this software may not be called "Apache",
00033  *    nor may "Apache" appear in their name, without prior written
00034  *    permission of the Apache Software Foundation.
00035  *
00036  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
00037  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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00039  * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
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00042  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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00048  * ====================================================================
00049  *
00050  * This software consists of voluntary contributions made by many
00051  * individuals on behalf of the Apache Software Foundation and was
00052  * originally based on software copyright (c) 1999, International
00053  * Business Machines, Inc., http://www.ibm.com.  For more
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00057 #if !defined(ATTRIBUTESIMPL_HEADER_GUARD_1357924680)
00058 #define ATTRIBUTESIMPL_HEADER_GUARD_1357924680
00059 
00060 
00061 
00062 // Base include file.  Must be first.
00063 #include <PlatformSupport/PlatformSupportDefinitions.hpp>
00064 
00065 
00066 
00067 #include <vector>
00068 
00069 
00070 
00071 #include <xercesc/sax2/Attributes.hpp>
00072 
00073 
00074 
00075 class AttributeVectorEntryExtended;
00076 
00077 
00078 
00079 class XALAN_PLATFORMSUPPORT_EXPORT AttributesImpl : public Attributes
00080 {
00081 public:
00082 
00083     explicit
00084     AttributesImpl();
00085 
00086     virtual
00087     ~AttributesImpl();
00088 
00089     AttributesImpl(const AttributesImpl&    theSource);
00090 
00091     AttributesImpl(const Attributes&    theSource);
00092 
00093     AttributesImpl&
00094     operator=(const AttributesImpl& theRHS);
00095 
00096     AttributesImpl&
00097     operator=(const Attributes& theRHS);
00098 
00099     // These are inherited from AttributeList
00100     virtual unsigned int
00101     getLength() const;
00102 
00103     virtual const XMLCh*
00104     getURI(const unsigned int index) const;
00105 
00106     virtual const XMLCh*
00107     getLocalName(const unsigned int index) const;
00108 
00109     virtual const XMLCh*
00110     getQName(const unsigned int index) const;
00111 
00112     virtual const XMLCh*
00113     getType(const unsigned int index) const;
00114 
00115     virtual const XMLCh*
00116     getValue(const unsigned int index) const;
00117 
00118     virtual int
00119     getIndex(
00120             const XMLCh* const  uri,
00121             const XMLCh* const  localName) const;
00122 
00123     virtual int
00124     getIndex(const XMLCh* const     qname) const;
00125 
00126     virtual const XMLCh*
00127     getType(const XMLCh* const qname) const;
00128 
00129     virtual const XMLCh*
00130     getType(
00131             const XMLCh* const  uri,
00132             const XMLCh* const  localName) const;
00133 
00134     virtual const XMLCh*
00135     getValue(const XMLCh* const qname) const;
00136 
00137     virtual const XMLCh*
00138     getValue(
00139             const XMLCh* const  uri,
00140             const XMLCh* const  localName) const;
00141 
00142     // The mutators are new to this class.
00143 
00147     virtual void
00148     clear();
00149 
00158     void
00159     addAttribute(
00160             const XMLCh*    qname,
00161             const XMLCh*    type,
00162             const XMLCh*    value)
00163     {
00164         const XMLCh     theDummy = 0;
00165 
00166         addAttribute(&theDummy, &theDummy, qname, type, value);
00167     }
00168 
00179     void
00180     addAttribute(
00181             const XMLCh*    uri,
00182             const XMLCh*    localName,
00183             const XMLCh*    qname,
00184             const XMLCh*    type,
00185             const XMLCh*    value);
00186 
00192     virtual bool
00193     removeAttribute(const XMLCh*    qname);
00194 
00201     void
00202     swap(AttributesImpl&        theOther)
00203     {
00204         m_attributesVector.swap(theOther.m_attributesVector);
00205     }
00206 
00213     void
00214     reserve(unsigned int    theCount)
00215     {
00216         m_attributesVector.reserve(theCount);
00217     }
00218 
00219 #if defined(XALAN_NO_NAMESPACES)
00220     // This vector will hold the entries.
00221     typedef vector<AttributeVectorEntryExtended*>       AttributesVectorType;
00222 #else
00223     // This vector will hold the entries.
00224     typedef std::vector<AttributeVectorEntryExtended*>  AttributesVectorType;
00225 #endif
00226 
00227 #if defined(XALAN_NEEDS_EXPLICIT_TEMPLATE_INSTANTIATION)
00228     struct NameCompareFunctor
00229     {
00230         NameCompareFunctor(const XMLCh*     theQName) :
00231             m_qname(theQName)
00232         {
00233         }
00234 
00235         bool
00236         operator()(const AttributeVectorEntryExtended*  theEntry) const;
00237 
00238     private:
00239 
00240         const XMLCh* const  m_qname;
00241     };
00242 
00243     struct URIAndLocalNameCompareFunctor
00244     {
00245         URIAndLocalNameCompareFunctor(
00246                 const XMLCh*    theURI,
00247                 const XMLCh*    theLocalName) :
00248             m_uri(theURI),
00249             m_localName(theLocalName)
00250         {
00251         }
00252 
00253         bool
00254         operator()(const AttributeVectorEntryExtended*  theEntry) const;
00255 
00256     private:
00257 
00258         const XMLCh* const  m_uri;
00259         const XMLCh* const  m_localName;
00260     };
00261 #endif
00262 
00263 private:
00264 
00265     // This is not implemented.
00266     bool
00267     operator==(const AttributesImpl&) const;
00268 
00269     // Default vector allocation size.
00270     enum
00271     {
00272         eDefaultVectorSize = 5
00273     };
00274 
00275     AttributeVectorEntryExtended*
00276     getNewEntry(
00277             const XMLCh*    qname,
00278             const XMLCh*    type,
00279             const XMLCh*    value,
00280             const XMLCh*    uri = 0,
00281             const XMLCh*    localName = 0);
00282 
00283     // Helper function to delete entries...
00284     static void
00285     deleteEntries(AttributesVectorType&     theVector);
00286 
00287     AttributesVectorType    m_attributesVector;
00288 
00289     AttributesVectorType    m_cacheVector;
00290 };
00291 
00292 
00293 
00294 #endif  // ATTRIBUTESIMPL_HEADER_GUARD_1357924680

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