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AttributesImpl.hpp

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00001 /*
00002  * The Apache Software License, Version 1.1
00003  *
00004  *
00005  * Copyright (c) 2001-2002 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
00038  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
00039  * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
00040  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
00041  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
00042  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
00043  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
00044  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00045  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
00046  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00047  * SUCH DAMAGE.
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
00054  * information on the Apache Software Foundation, please see
00055  * <http://www.apache.org/>.
00056  */
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 <xalanc/PlatformSupport/PlatformSupportDefinitions.hpp>
00064 
00065 
00066 
00067 #include <vector>
00068 
00069 
00070 
00071 #include <xercesc/sax2/Attributes.hpp>
00072 
00073 
00074 
00075 XALAN_CPP_NAMESPACE_BEGIN
00076 
00077 
00078 
00079 class AttributeVectorEntryExtended;
00080 
00081 
00082 
00083 typedef XERCES_CPP_NAMESPACE_QUALIFIER Attributes   AttributesType;
00084 
00085 
00086 
00087 class XALAN_PLATFORMSUPPORT_EXPORT AttributesImpl : public AttributesType
00088 {
00089 public:
00090 
00091     explicit
00092     AttributesImpl();
00093 
00094     virtual
00095     ~AttributesImpl();
00096 
00097     AttributesImpl(const AttributesImpl&    theSource);
00098 
00099     AttributesImpl(const AttributesType&    theSource);
00100 
00101     AttributesImpl&
00102     operator=(const AttributesImpl&     theRHS);
00103 
00104     AttributesImpl&
00105     operator=(const AttributesType&     theRHS);
00106 
00107     // These are inherited from AttributeList
00108     virtual unsigned int
00109     getLength() const;
00110 
00111     virtual const XMLCh*
00112     getURI(const unsigned int index) const;
00113 
00114     virtual const XMLCh*
00115     getLocalName(const unsigned int index) const;
00116 
00117     virtual const XMLCh*
00118     getQName(const unsigned int index) const;
00119 
00120     virtual const XMLCh*
00121     getType(const unsigned int index) const;
00122 
00123     virtual const XMLCh*
00124     getValue(const unsigned int index) const;
00125 
00126     virtual int
00127     getIndex(
00128             const XMLCh* const  uri,
00129             const XMLCh* const  localName) const;
00130 
00131     virtual int
00132     getIndex(const XMLCh* const     qname) const;
00133 
00134     virtual const XMLCh*
00135     getType(const XMLCh* const qname) const;
00136 
00137     virtual const XMLCh*
00138     getType(
00139             const XMLCh* const  uri,
00140             const XMLCh* const  localName) const;
00141 
00142     virtual const XMLCh*
00143     getValue(const XMLCh* const qname) const;
00144 
00145     virtual const XMLCh*
00146     getValue(
00147             const XMLCh* const  uri,
00148             const XMLCh* const  localName) const;
00149 
00150     // The mutators are new to this class.
00151 
00155     virtual void
00156     clear();
00157 
00166     void
00167     addAttribute(
00168             const XMLCh*    qname,
00169             const XMLCh*    type,
00170             const XMLCh*    value)
00171     {
00172         const XMLCh     theDummy = 0;
00173 
00174         addAttribute(&theDummy, &theDummy, qname, type, value);
00175     }
00176 
00187     void
00188     addAttribute(
00189             const XMLCh*    uri,
00190             const XMLCh*    localName,
00191             const XMLCh*    qname,
00192             const XMLCh*    type,
00193             const XMLCh*    value);
00194 
00200     virtual bool
00201     removeAttribute(const XMLCh*    qname);
00202 
00209     void
00210     swap(AttributesImpl&        theOther)
00211     {
00212         m_attributesVector.swap(theOther.m_attributesVector);
00213     }
00214 
00221     void
00222     reserve(unsigned int    theCount)
00223     {
00224         m_attributesVector.reserve(theCount);
00225     }
00226 
00227 #if defined(XALAN_NO_STD_NAMESPACE)
00228     // This vector will hold the entries.
00229     typedef vector<AttributeVectorEntryExtended*>       AttributesVectorType;
00230 #else
00231     // This vector will hold the entries.
00232     typedef std::vector<AttributeVectorEntryExtended*>  AttributesVectorType;
00233 #endif
00234 
00235 #if defined(XALAN_NEEDS_EXPLICIT_TEMPLATE_INSTANTIATION)
00236     struct NameCompareFunctor
00237     {
00238         NameCompareFunctor(const XMLCh*     theQName) :
00239             m_qname(theQName)
00240         {
00241         }
00242 
00243         bool
00244         operator()(const AttributeVectorEntryExtended*  theEntry) const;
00245 
00246     private:
00247 
00248         const XMLCh* const  m_qname;
00249     };
00250 
00251     struct URIAndLocalNameCompareFunctor
00252     {
00253         URIAndLocalNameCompareFunctor(
00254                 const XMLCh*    theURI,
00255                 const XMLCh*    theLocalName) :
00256             m_uri(theURI),
00257             m_localName(theLocalName)
00258         {
00259         }
00260 
00261         bool
00262         operator()(const AttributeVectorEntryExtended*  theEntry) const;
00263 
00264     private:
00265 
00266         const XMLCh* const  m_uri;
00267         const XMLCh* const  m_localName;
00268     };
00269 #endif
00270 
00271 private:
00272 
00273     // This is not implemented.
00274     bool
00275     operator==(const AttributesImpl&) const;
00276 
00277     // Default vector allocation size.
00278     enum
00279     {
00280         eDefaultVectorSize = 5
00281     };
00282 
00283     AttributeVectorEntryExtended*
00284     getNewEntry(
00285             const XMLCh*    qname,
00286             const XMLCh*    type,
00287             const XMLCh*    value,
00288             const XMLCh*    uri = 0,
00289             const XMLCh*    localName = 0);
00290 
00291     // Helper function to delete entries...
00292     static void
00293     deleteEntries(AttributesVectorType&     theVector);
00294 
00295     AttributesVectorType    m_attributesVector;
00296 
00297     AttributesVectorType    m_cacheVector;
00298 };
00299 
00300 
00301 
00302 XALAN_CPP_NAMESPACE_END
00303 
00304 
00305 
00306 #endif  // ATTRIBUTESIMPL_HEADER_GUARD_1357924680

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