## Xalan-C++ API Documentation

### The Xalan C++ XSLT Processor Version 1.6

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# XPath.hpp

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    00001 /*
    00002  * The Apache Software License, Version 1.1
    00003  *
    00004  *
    00005  * Copyright (c) 1999-2002 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(XPATH_HEADER_GUARD_1357924680)
    00058 #define XPATH_HEADER_GUARD_1357924680
    00059
    00060
    00061
    00062 // Base header file.  Must be first.
    00063 #include <xalanc/XPath/XPathDefinitions.hpp>
    00064
    00065
    00066
    00067 #include <xalanc/XalanDOM/XalanDOMString.hpp>
    00068
    00069
    00070
    00071 #include <xalanc/PlatformSupport/DoubleSupport.hpp>
    00072
    00073
    00074
    00075 // Base class header files...
    00076 #include <xalanc/XPath/XPathExecutionContext.hpp>
    00077
    00078
    00079
    00080 #include <xalanc/XPath/MutableNodeRefList.hpp>
    00081 #include <xalanc/XPath/XPathExpression.hpp>
    00082 #include <xalanc/XPath/Function.hpp>
    00083 #include <xalanc/XPath/XPathFunctionTable.hpp>
    00084
    00085
    00086
    00087 XALAN_DECLARE_XERCES_CLASS(Locator)
    00088
    00089
    00090
    00091 XALAN_CPP_NAMESPACE_BEGIN
    00092
    00093
    00094
    00095 class PrefixResolver;
    00096 class XObject;
    00097 class XalanNode;
    00098
    00099
    00100
    00101 class XALAN_XPATH_EXPORT XPath
    00102 {
    00103 public:
    00104
    00105     typedef XERCES_CPP_NAMESPACE_QUALIFIER Locator  LocatorType;
    00106
    00107     static const XalanDOMChar   PSEUDONAME_ANY[];
    00108     static const XalanDOMChar   PSEUDONAME_ROOT[];
    00109     static const XalanDOMChar   PSEUDONAME_TEXT[];
    00110     static const XalanDOMChar   PSEUDONAME_COMMENT[];
    00111     static const XalanDOMChar   PSEUDONAME_PI[];
    00112     static const XalanDOMChar   PSEUDONAME_OTHER[];
    00113     static const XalanDOMChar   PSEUDONAME_NODE[];
    00114
    00115     enum eMatchScore
    00116     {
    00117         eMatchScoreNone,
    00118         eMatchScoreNodeTest,
    00119         eMatchScoreNSWild,
    00120         eMatchScoreQName,
    00121         eMatchScoreOther
    00122     };
    00123
    00124     class TargetData
    00125     {
    00126     public:
    00127
    00128         enum eTargetType { eAttribute, eElement, eAny, eOther };
    00129
    00130         TargetData() :
    00131             m_string(0),
    00132             m_priority(eMatchScoreNone),
    00133             m_targetType(eOther)
    00134         {
    00135         }
    00136
    00137         TargetData(
    00138                 const XalanDOMChar*     theString,
    00139                 eMatchScore             thePriority,
    00140                 eTargetType             theTargetType) :
    00141             m_string(theString),
    00142             m_priority(thePriority),
    00143             m_targetType(theTargetType)
    00144         {
    00145         }
    00146
    00147         const XalanDOMChar*
    00148         getString() const
    00149         {
    00150             return m_string;
    00151         }
    00152
    00153         eMatchScore
    00154         getDefaultPriority() const
    00155         {
    00156             return m_priority;
    00157         }
    00158
    00159         eTargetType
    00160         getTargetType() const
    00161         {
    00162             return m_targetType;
    00163         }
    00164
    00165     private:
    00166
    00167         const XalanDOMChar*     m_string;
    00168
    00169         eMatchScore             m_priority;
    00170
    00171         eTargetType             m_targetType;
    00172     };
    00173
    00174 #if defined(XALAN_NO_STD_NAMESPACE)
    00175     typedef vector<TargetData>      TargetDataVectorType;
    00176 #else
    00177     typedef std::vector<TargetData> TargetDataVectorType;
    00178 #endif
    00179
    00180
    00184     static void
    00185     initialize();
    00186
    00190     static void
    00191     terminate();
    00192
    00198     explicit
    00199     XPath(const LocatorType*    theLocator = 0);
    00200
    00201     ~XPath();
    00202
    00206     void
    00207     shrink()
    00208     {
    00209         m_expression.shrink();
    00210     }
    00211
    00220     const XObjectPtr
    00221     execute(
    00222             XalanNode*              context,
    00223             const PrefixResolver&   prefixResolver,
    00224             XPathExecutionContext&  executionContext) const;
    00225
    00234     void
    00235     execute(
    00236             XalanNode*              context,
    00237             const PrefixResolver&   prefixResolver,
    00238             XPathExecutionContext&  executionContext,
    00239             bool&                   result) const;
    00240
    00249     void
    00250     execute(
    00251             XalanNode*              context,
    00252             const PrefixResolver&   prefixResolver,
    00253             XPathExecutionContext&  executionContext,
    00254             double&                 result) const;
    00255
    00265     void
    00266     execute(
    00267             XalanNode*              context,
    00268             const PrefixResolver&   prefixResolver,
    00269             XPathExecutionContext&  executionContext,
    00270             XalanDOMString&         result) const;
    00271
    00272     typedef void (FormatterListener::*MemberFunctionPtr)(const XMLCh* const, const unsigned int);
    00273
    00283     void
    00284     execute(
    00285             XalanNode*              context,
    00286             const PrefixResolver&   prefixResolver,
    00287             XPathExecutionContext&  executionContext,
    00288             FormatterListener&      formatterListener,
    00289             MemberFunctionPtr       function) const;
    00290
    00310     const XObjectPtr
    00311     execute(
    00312             XalanNode*              context,
    00313             const PrefixResolver&   prefixResolver,
    00314             XPathExecutionContext&  executionContext,
    00315             MutableNodeRefList&     result) const;
    00316
    00326     const XObjectPtr
    00327     execute(
    00328             XalanNode*              context,
    00329             const PrefixResolver&   prefixResolver,
    00330             const NodeRefListBase&  contextNodeList,
    00331             XPathExecutionContext&  executionContext) const
    00332     {
    00333         // Set and restore the context node list...
    00334         XPathExecutionContext::ContextNodeListSetAndRestore     theSetAndRestore(
    00335                                         executionContext,
    00336                                         contextNodeList);
    00337
    00338         return execute(context, prefixResolver, executionContext);
    00339     }
    00340
    00350     void
    00351     execute(
    00352             XalanNode*              context,
    00353             const PrefixResolver&   prefixResolver,
    00354             const NodeRefListBase&  contextNodeList,
    00355             XPathExecutionContext&  executionContext,
    00356             bool&                   result) const
    00357     {
    00358         // Set and restore the context node list...
    00359         XPathExecutionContext::ContextNodeListSetAndRestore     theSetAndRestore(
    00360                                         executionContext,
    00361                                         contextNodeList);
    00362
    00363         execute(context, prefixResolver, executionContext, result);
    00364     }
    00365
    00375     void
    00376     execute(
    00377             XalanNode*              context,
    00378             const PrefixResolver&   prefixResolver,
    00379             const NodeRefListBase&  contextNodeList,
    00380             XPathExecutionContext&  executionContext,
    00381             double&                 result) const
    00382     {
    00383         // Set and restore the context node list...
    00384         XPathExecutionContext::ContextNodeListSetAndRestore     theSetAndRestore(
    00385                                         executionContext,
    00386                                         contextNodeList);
    00387
    00388         execute(context, prefixResolver, executionContext, result);
    00389     }
    00390
    00401     void
    00402     execute(
    00403             XalanNode*              context,
    00404             const PrefixResolver&   prefixResolver,
    00405             const NodeRefListBase&  contextNodeList,
    00406             XPathExecutionContext&  executionContext,
    00407             XalanDOMString&         result) const
    00408     {
    00409         // Set and restore the context node list...
    00410         XPathExecutionContext::ContextNodeListSetAndRestore     theSetAndRestore(
    00411                                         executionContext,
    00412                                         contextNodeList);
    00413
    00414         execute(context, prefixResolver, executionContext, result);
    00415     }
    00416
    00427     void
    00428     execute(
    00429             XalanNode*              context,
    00430             const PrefixResolver&   prefixResolver,
    00431             const NodeRefListBase&  contextNodeList,
    00432             XPathExecutionContext&  executionContext,
    00433             FormatterListener&      formatterListener,
    00434             MemberFunctionPtr       function) const
    00435     {
    00436         // Set and restore the context node list...
    00437         XPathExecutionContext::ContextNodeListSetAndRestore     theSetAndRestore(
    00438                                         executionContext,
    00439                                         contextNodeList);
    00440
    00441         execute(context, prefixResolver, executionContext, formatterListener, function);
    00442     }
    00443
    00464     const XObjectPtr
    00465     execute(
    00466             XalanNode*              context,
    00467             const PrefixResolver&   prefixResolver,
    00468             const NodeRefListBase&  contextNodeList,
    00469             XPathExecutionContext&  executionContext,
    00470             MutableNodeRefList&     result) const
    00471     {
    00472         // Set and restore the context node list...
    00473         XPathExecutionContext::ContextNodeListSetAndRestore     theSetAndRestore(
    00474                                         executionContext,
    00475                                         contextNodeList);
    00476
    00477         return execute(context, prefixResolver, executionContext, result);
    00478     }
    00479
    00489     const XObjectPtr
    00490     execute(XPathExecutionContext&  executionContext) const
    00491     {
    00492         assert(executionContext.getCurrentNode() != 0);
    00493         assert(executionContext.getPrefixResolver() != 0);
    00494
    00495         return executeMore(executionContext.getCurrentNode(), 0, executionContext);
    00496     }
    00497
    00507     void
    00508     execute(
    00509             XPathExecutionContext&  executionContext,
    00510             bool&                   result) const
    00511     {
    00512         assert(executionContext.getCurrentNode() != 0);
    00513         assert(executionContext.getPrefixResolver() != 0);
    00514
    00515         executeMore(executionContext.getCurrentNode(), 0, executionContext, result);
    00516     }
    00517
    00527     void
    00528     execute(
    00529             XPathExecutionContext&  executionContext,
    00530             double&                 result) const
    00531     {
    00532         assert(executionContext.getCurrentNode() != 0);
    00533         assert(executionContext.getPrefixResolver() != 0);
    00534
    00535         executeMore(executionContext.getCurrentNode(), 0, executionContext, result);
    00536     }
    00537
    00548     void
    00549     execute(
    00550             XPathExecutionContext&  executionContext,
    00551             XalanDOMString&         result) const
    00552     {
    00553         assert(executionContext.getCurrentNode() != 0);
    00554         assert(executionContext.getPrefixResolver() != 0);
    00555
    00556         executeMore(executionContext.getCurrentNode(), 0, executionContext, result);
    00557     }
    00558
    00569     void
    00570     execute(
    00571             XPathExecutionContext&  executionContext,
    00572             FormatterListener&      formatterListener,
    00573             MemberFunctionPtr       function) const
    00574     {
    00575         assert(executionContext.getCurrentNode() != 0);
    00576         assert(executionContext.getPrefixResolver() != 0);
    00577
    00578         executeMore(executionContext.getCurrentNode(), 0, executionContext, formatterListener, function);
    00579     }
    00580
    00601     const XObjectPtr
    00602     execute(
    00603             XPathExecutionContext&  executionContext,
    00604             MutableNodeRefList&     result) const
    00605     {
    00606         assert(executionContext.getCurrentNode() != 0);
    00607         assert(executionContext.getPrefixResolver() != 0);
    00608
    00609         return executeMore(executionContext.getCurrentNode(), 0, executionContext, result);
    00610     }
    00611
    00622     const XObjectPtr
    00623     execute(
    00624             const PrefixResolver&   prefixResolver,
    00625             XPathExecutionContext&  executionContext) const
    00626     {
    00627         assert(executionContext.getCurrentNode() != 0);
    00628
    00629         // Push and pop the PrefixResolver...
    00630         XPathExecutionContext::PrefixResolverSetAndRestore  theResolverSetAndRestore(
    00631                                         executionContext,
    00632                                         &prefixResolver);
    00633
    00634         return executeMore(executionContext.getCurrentNode(), 0, executionContext);
    00635     }
    00636
    00647     void
    00648     execute(
    00649             const PrefixResolver&   prefixResolver,
    00650             XPathExecutionContext&  executionContext,
    00651             bool&                   result) const
    00652     {
    00653         assert(executionContext.getCurrentNode() != 0);
    00654
    00655         // Push and pop the PrefixResolver...
    00656         XPathExecutionContext::PrefixResolverSetAndRestore  theResolverSetAndRestore(
    00657                                         executionContext,
    00658                                         &prefixResolver);
    00659
    00660         executeMore(executionContext.getCurrentNode(), 0, executionContext, result);
    00661     }
    00662
    00673     void
    00674     execute(
    00675             const PrefixResolver&   prefixResolver,
    00676             XPathExecutionContext&  executionContext,
    00677             double&                 result) const
    00678     {
    00679         assert(executionContext.getCurrentNode() != 0);
    00680
    00681         // Push and pop the PrefixResolver...
    00682         XPathExecutionContext::PrefixResolverSetAndRestore  theResolverSetAndRestore(
    00683                                         executionContext,
    00684                                         &prefixResolver);
    00685
    00686         executeMore(executionContext.getCurrentNode(), 0, executionContext, result);
    00687     }
    00688
    00700     void
    00701     execute(
    00702             const PrefixResolver&   prefixResolver,
    00703             XPathExecutionContext&  executionContext,
    00704             XalanDOMString&         result) const
    00705     {
    00706         assert(executionContext.getCurrentNode() != 0);
    00707
    00708         // Push and pop the PrefixResolver...
    00709         XPathExecutionContext::PrefixResolverSetAndRestore  theResolverSetAndRestore(
    00710                                         executionContext,
    00711                                         &prefixResolver);
    00712
    00713         executeMore(executionContext.getCurrentNode(), 0, executionContext, result);
    00714     }
    00715
    00724     void
    00725     execute(
    00726             const PrefixResolver&   prefixResolver,
    00727             XPathExecutionContext&  executionContext,
    00728             FormatterListener&      formatterListener,
    00729             MemberFunctionPtr       function) const
    00730     {
    00731         assert(executionContext.getCurrentNode() != 0);
    00732
    00733         // Push and pop the PrefixResolver...
    00734         XPathExecutionContext::PrefixResolverSetAndRestore  theResolverSetAndRestore(
    00735                                         executionContext,
    00736                                         &prefixResolver);
    00737
    00738         executeMore(executionContext.getCurrentNode(), 0, executionContext, formatterListener, function);
    00739     }
    00740
    00762     XObjectPtr
    00763     execute(
    00764             const PrefixResolver&   prefixResolver,
    00765             XPathExecutionContext&  executionContext,
    00766             MutableNodeRefList&     result) const
    00767     {
    00768         assert(executionContext.getCurrentNode() != 0);
    00769
    00770         // Push and pop the PrefixResolver...
    00771         XPathExecutionContext::PrefixResolverSetAndRestore  theResolverSetAndRestore(
    00772                                         executionContext,
    00773                                         &prefixResolver);
    00774
    00775         return executeMore(executionContext.getCurrentNode(), 0, executionContext, result);
    00776     }
    00777
    00783     XPathExpression&
    00784     getExpression()
    00785     {
    00786         return m_expression;
    00787     }
    00788
    00794     const XPathExpression&
    00795     getExpression() const
    00796     {
    00797         return m_expression;
    00798     }
    00799
    00800     static double
    00801     getMatchScoreValue(eMatchScore  score)
    00802     {
    00803         switch(score)
    00804         {
    00805         case eMatchScoreNone:
    00806             return DoubleSupport::getNegativeInfinity();
    00807             break;
    00808
    00809         case eMatchScoreNodeTest:
    00810             return -0.5;
    00811             break;
    00812
    00813         case eMatchScoreNSWild:
    00814             return -0.25;
    00815             break;
    00816
    00817         case eMatchScoreOther:
    00818             return 0.5;
    00819             break;
    00820
    00821         case eMatchScoreQName:
    00822             return 0.0;
    00823             break;
    00824         };
    00825
    00826         assert(false);
    00827         return 0.0;
    00828     }
    00829
    00837     eMatchScore
    00838     getMatchScore(
    00839             XalanNode*              node,
    00840             XPathExecutionContext&  executionContext) const;
    00841
    00850     eMatchScore
    00851     getMatchScore(
    00852             XalanNode*              node,
    00853             const PrefixResolver&   resolver,
    00854             XPathExecutionContext&  executionContext) const;
    00855
    00864     const XObjectPtr
    00865     predicate(
    00866             XalanNode*              context,
    00867             int                     opPos,
    00868             XPathExecutionContext&  executionContext) const
    00869     {
    00870         return executeMore(context, opPos + 2, executionContext);
    00871     }
    00872
    00878     void
    00879     getTargetData(TargetDataVectorType&     targetData) const;
    00880
    00887     static void
    00888     installFunction(
    00889             const XalanDOMString&   funcName,
    00890             const Function&         func)
    00891     {
    00892         s_functions.InstallFunction(funcName,
    00893                                     func);
    00894     }
    00895
    00902     static void
    00903     installFunction(
    00904             const XalanDOMChar*     funcName,
    00905             const Function&         func)
    00906     {
    00907         s_functions.InstallFunction(funcName,
    00908                                     func);
    00909     }
    00910
    00917     static bool
    00918     uninstallFunction(const XalanDOMString&     funcName)
    00919     {
    00920         return  s_functions.UninstallFunction(funcName);
    00921     }
    00922
    00929     static bool
    00930     uninstallFunction(const XalanDOMChar*   funcName)
    00931     {
    00932         return  s_functions.UninstallFunction(funcName);
    00933     }
    00934
    00941     static bool
    00942     isInstalledFunction(const XalanDOMString&   theFunctionName)
    00943     {
    00944         return s_functions.isInstalledFunction(theFunctionName);
    00945     }
    00946
    00947     typedef XPathFunctionTable  FunctionTableType;
    00948
    00954     static const FunctionTableType&
    00955     getFunctionTable()
    00956     {
    00957         return s_functions;
    00958     }
    00959
    00960 #if defined(XALAN_NO_MEMBER_TEMPLATES)
    00961     typedef XPathFunctionTable::InstalledFunctionNameVectorType
    00962                     InstalledFunctionNameVectorType;
    00963
    00969     static void
    00970     getInstalledFunctionNames(InstalledFunctionNameVectorType&  theVector)
    00971     {
    00972         s_functions.getInstalledFunctionNames(theVector);
    00973     }
    00974 #else
    00980     template<class OutputIteratorType>
    00981     static void
    00982     getInstalledFunctionNames(OutputIteratorType    theIterator)
    00983     {
    00984         s_functions.getInstalledFunctionNames(theIterator);
    00985     }
    00986 #endif
    00987
    00988     static void
    00989     destroyTable()
    00990     {
    00991         s_functions.DestroyTable();
    00992     }
    00993
    00994     bool
    00995     getInStylesheet() const
    00996     {
    00997         return m_inStylesheet;
    00998     }
    00999
    01000     void
    01001     setInStylesheet(bool    fValue)
    01002     {
    01003         m_inStylesheet = fValue;
    01004     }
    01005
    01006     const LocatorType*
    01007     getLocator() const
    01008     {
    01009         return m_locator;
    01010     }
    01011
    01012     void
    01013     setLocator(const LocatorType*   theLocator)
    01014     {
    01015         m_locator = theLocator;
    01016     }
    01017
    01018 protected:
    01019
    01028     const XObjectPtr
    01029     locationPath(
    01030             XalanNode*              context,
    01031             int                     opPos,
    01032             XPathExecutionContext&  executionContext) const;
    01033
    01042     void
    01043     locationPath(
    01044             XalanNode*              context,
    01045             int                     opPos,
    01046             XPathExecutionContext&  executionContext,
    01047             bool&                   theResult) const;
    01048
    01057     void
    01058     locationPath(
    01059             XalanNode*              context,
    01060             int                     opPos,
    01061             XPathExecutionContext&  executionContext,
    01062             double&                 theResult) const;
    01063
    01072     void
    01073     locationPath(
    01074             XalanNode*              context,
    01075             int                     opPos,
    01076             XPathExecutionContext&  executionContext,
    01077             XalanDOMString&         theResult) const;
    01078
    01088     void
    01089     locationPath(
    01090             XalanNode*              context,
    01091             int                     opPos,
    01092             XPathExecutionContext&  executionContext,
    01093             FormatterListener&      formatterListener,
    01094             MemberFunctionPtr       function) const;
    01095
    01104     void
    01105     locationPath(
    01106             XalanNode*              context,
    01107             int                     opPos,
    01108             XPathExecutionContext&  executionContext,
    01109             MutableNodeRefList&     theResult) const
    01110     {
    01111         step(executionContext, context, opPos + 2, theResult);
    01112     }
    01113
    01122     const XObjectPtr
    01123     executeMore(
    01124             XalanNode*              context,
    01125             int                     opPos,
    01126             XPathExecutionContext&  executionContext) const;
    01127
    01136     void
    01137     executeMore(
    01138             XalanNode*              context,
    01139             int                     opPos,
    01140             XPathExecutionContext&  executionContext,
    01141             bool&                   theResult) const;
    01142
    01151     void
    01152     executeMore(
    01153             XalanNode*              context,
    01154             int                     opPos,
    01155             XPathExecutionContext&  executionContext,
    01156             double&                 theResult) const;
    01157
    01167     void
    01168     executeMore(
    01169             XalanNode*              context,
    01170             int                     opPos,
    01171             XPathExecutionContext&  executionContext,
    01172             XalanDOMString&         theResult) const;
    01173
    01183     void
    01184     executeMore(
    01185             XalanNode*              context,
    01186             int                     opPos,
    01187             XPathExecutionContext&  executionContext,
    01188             FormatterListener&      formatterListener,
    01189             MemberFunctionPtr       function) const;
    01190
    01200     const XObjectPtr
    01201     executeMore(
    01202             XalanNode*              context,
    01203             int                     opPos,
    01204             XPathExecutionContext&  executionContext,
    01205             MutableNodeRefList&     theResult) const;
    01206
    01213     void
    01214     doGetMatchScore(
    01215             XalanNode*              context,
    01216             XPathExecutionContext&  executionContext,
    01217             eMatchScore&            score) const;
    01218
    01226     bool
    01227     Or(
    01228             XalanNode*              context,
    01229             int                     opPos,
    01230             XPathExecutionContext&  executionContext) const;
    01231
    01239     bool
    01240     And(
    01241             XalanNode*              context,
    01242             int                     opPos,
    01243             XPathExecutionContext&  executionContext) const;
    01244
    01252     bool
    01253     notequals(
    01254             XalanNode*              context,
    01255             int                     opPos,
    01256             XPathExecutionContext&  executionContext) const;
    01257
    01265     bool
    01266     equals(
    01267             XalanNode*              context,
    01268             int                     opPos,
    01269             XPathExecutionContext&  executionContext) const;
    01270
    01278     bool
    01279     lte(
    01280             XalanNode*              context,
    01281             int                     opPos,
    01282             XPathExecutionContext&  executionContext) const;
    01283
    01291     bool
    01292     lt(
    01293             XalanNode*              context,
    01294             int                     opPos,
    01295             XPathExecutionContext&  executionContext) const;
    01296
    01304     bool
    01305     gte(
    01306             XalanNode*              context,
    01307             int                     opPos,
    01308             XPathExecutionContext&  executionContext) const;
    01309
    01317     bool
    01318     gt(
    01319             XalanNode*              context,
    01320             int                     opPos,
    01321             XPathExecutionContext&  executionContext) const;
    01322
    01330     double
    01331     plus(
    01332             XalanNode*              context,
    01333             int                     opPos,
    01334             XPathExecutionContext&  executionContext) const;
    01335
    01344     void
    01345     plus(
    01346             XalanNode*              context,
    01347             int                     opPos,
    01348             XPathExecutionContext&  executionContext,
    01349             FormatterListener&      formatterListener,
    01350             MemberFunctionPtr       function) const;
    01351
    01359     double
    01360     minus(
    01361             XalanNode*              context,
    01362             int                     opPos,
    01363             XPathExecutionContext&  executionContext) const;
    01364
    01373     void
    01374     minus(
    01375             XalanNode*              context,
    01376             int                     opPos,
    01377             XPathExecutionContext&  executionContext,
    01378             FormatterListener&      formatterListener,
    01379             MemberFunctionPtr       function) const;
    01380
    01388     double
    01389     mult(
    01390             XalanNode*              context,
    01391             int                     opPos,
    01392             XPathExecutionContext&  executionContext) const;
    01393
    01402     void
    01403     mult(
    01404             XalanNode*              context,
    01405             int                     opPos,
    01406             XPathExecutionContext&  executionContext,
    01407             FormatterListener&      formatterListener,
    01408             MemberFunctionPtr       function) const;
    01409
    01417     double
    01418     div(
    01419             XalanNode*              context,
    01420             int                     opPos,
    01421             XPathExecutionContext&  executionContext) const;
    01422
    01431     void
    01432     div(
    01433             XalanNode*              context,
    01434             int                     opPos,
    01435             XPathExecutionContext&  executionContext,
    01436             FormatterListener&      formatterListener,
    01437             MemberFunctionPtr       function) const;
    01438
    01446     double
    01447     mod(
    01448             XalanNode*              context,
    01449             int                     opPos,
    01450             XPathExecutionContext&  executionContext) const;
    01451
    01460     void
    01461     mod(
    01462             XalanNode*              context,
    01463             int                     opPos,
    01464             XPathExecutionContext&  executionContext,
    01465             FormatterListener&      formatterListener,
    01466             MemberFunctionPtr       function) const;
    01467
    01475     double
    01476     neg(
    01477             XalanNode*              context,
    01478             int                     opPos,
    01479             XPathExecutionContext&  executionContext) const;
    01480
    01489     void
    01490     neg(
    01491             XalanNode*              context,
    01492             int                     opPos,
    01493             XPathExecutionContext&  executionContext,
    01494             FormatterListener&      formatterListener,
    01495             MemberFunctionPtr       function) const;
    01496
    01504     const XObjectPtr
    01505     Union(
    01506             XalanNode*              context,
    01507             int                     opPos,
    01508             XPathExecutionContext&  executionContext) const;
    01509
    01518     void
    01519     Union(
    01520             XalanNode*              context,
    01521             int                     opPos,
    01522             XPathExecutionContext&  executionContext,
    01523             bool&                   result) const;
    01524
    01533     void
    01534     Union(
    01535             XalanNode*              context,
    01536             int                     opPos,
    01537             XPathExecutionContext&  executionContext,
    01538             double&                 result) const;
    01539
    01548     void
    01549     Union(
    01550             XalanNode*              context,
    01551             int                     opPos,
    01552             XPathExecutionContext&  executionContext,
    01553             XalanDOMString&         result) const;
    01554
    01564     void
    01565     Union(
    01566             XalanNode*              context,
    01567             int                     opPos,
    01568             XPathExecutionContext&  executionContext,
    01569             FormatterListener&      formatterListener,
    01570             MemberFunctionPtr       function) const;
    01571
    01579     void
    01580     Union(
    01581             XalanNode*              context,
    01582             int                     opPos,
    01583             XPathExecutionContext&  executionContext,
    01584             MutableNodeRefList&     result) const;
    01585
    01592     const XObjectPtr
    01593     literal(
    01594             int                     opPos,
    01595             XPathExecutionContext&  executionContext) const;
    01596
    01603     void
    01604     literal(
    01605             int     opPos,
    01606             bool&   theResult) const;
    01607
    01614     void
    01615     literal(
    01616             int         opPos,
    01617             double&     theResult) const;
    01618
    01626     void
    01627     literal(
    01628             int                 opPos,
    01629             XalanDOMString&     theResult) const;
    01630
    01637     void
    01638     literal(
    01639             int                 opPos,
    01640             FormatterListener&  formatterListener,
    01641             MemberFunctionPtr   function) const;
    01642
    01649     const XObjectPtr
    01650     variable(
    01651             int                     opPos,
    01652             XPathExecutionContext&  executionContext) const;
    01653
    01661     const XObjectPtr
    01662     group(
    01663             XalanNode*              context,
    01664             int                     opPos,
    01665             XPathExecutionContext&  executionContext) const
    01666     {
    01667         return executeMore(context, opPos + 2, executionContext);
    01668     }
    01669
    01677     void
    01678     group(
    01679             XalanNode*              context,
    01680             int                     opPos,
    01681             XPathExecutionContext&  executionContext,
    01682             bool&                   theResult) const
    01683     {
    01684         executeMore(context, opPos + 2, executionContext, theResult);
    01685     }
    01686
    01694     void
    01695     group(
    01696             XalanNode*              context,
    01697             int                     opPos,
    01698             XPathExecutionContext&  executionContext,
    01699             double&                 theResult) const
    01700     {
    01701         executeMore(context, opPos + 2, executionContext, theResult);
    01702     }
    01703
    01711     void
    01712     group(
    01713             XalanNode*              context,
    01714             int                     opPos,
    01715             XPathExecutionContext&  executionContext,
    01716             XalanDOMString&         theResult) const
    01717     {
    01718         executeMore(context, opPos + 2, executionContext, theResult);
    01719     }
    01720
    01730     void
    01731     group(
    01732             XalanNode*              context,
    01733             int                     opPos,
    01734             XPathExecutionContext&  executionContext,
    01735             FormatterListener&      formatterListener,
    01736             MemberFunctionPtr       function) const
    01737     {
    01738         executeMore(context, opPos + 2, executionContext, formatterListener, function);
    01739     }
    01740
    01748     void
    01749     group(
    01750             XalanNode*              context,
    01751             int                     opPos,
    01752             XPathExecutionContext&  executionContext,
    01753             MutableNodeRefList&     theResult) const
    01754     {
    01755         executeMore(context, opPos + 2, executionContext, theResult);
    01756     }
    01757
    01763     double
    01764     numberlit(int   opPos) const;
    01765
    01771     const XObjectPtr
    01772     numberlit(
    01773             int                     opPos,
    01774             XPathExecutionContext&  executionContext) const;
    01775
    01782     void
    01783     numberlit(
    01784             int     opPos,
    01785             bool&   theResult) const;
    01786
    01794     void
    01795     numberlit(
    01796             int                 opPos,
    01797             XalanDOMString&     theResult) const;
    01798
    01806     void
    01807     numberlit(
    01808             int                 opPos,
    01809             FormatterListener&  formatterListener,
    01810             MemberFunctionPtr   function) const;
    01811
    01819     const XObjectPtr
    01820     runExtFunction(
    01821             XalanNode*              context,
    01822             int                     opPos,
    01823             XPathExecutionContext&  executionContext) const;
    01824
    01835     const XObjectPtr
    01836     extfunction(
    01837             XalanNode*                              context,
    01838             int                                     /* opPos */,
    01839             const XalanDOMString&                   theNamespace,
    01840             const XalanDOMString&                   functionName,
    01841             const Function::XObjectArgVectorType&   argVec,
    01842             XPathExecutionContext&                  executionContext) const
    01843     {
    01844         return  executionContext.extFunction(theNamespace,
    01845                                              functionName,
    01846                                              context,
    01847                                              argVec,
    01848                                              m_locator);
    01849     }
    01850
    01858     const XObjectPtr
    01859     runFunction(
    01860             XalanNode*              context,
    01861             int                     opPos,
    01862             XPathExecutionContext&  executionContext) const;
    01863
    01872     const XObjectPtr
    01873     function(
    01874             XalanNode*                              context,
    01875             int                                     funcID,
    01876             const Function::XObjectArgVectorType&   argVec,
    01877             XPathExecutionContext&                  executionContext) const
    01878     {
    01879         return s_functions[funcID].execute(executionContext, context, argVec, m_locator);
    01880     }
    01881
    01889     double
    01890     functionPosition(
    01891             XalanNode*              context,
    01892             XPathExecutionContext&  executionContext) const
    01893     {
    01894         assert(context != 0);
    01895
    01896         return executionContext.getContextNodeListPosition(*context);
    01897     }
    01898
    01905     double
    01906     functionLast(XPathExecutionContext&     executionContext) const
    01907     {
    01908         return executionContext.getContextNodeListLength();
    01909     }
    01910
    01919     double
    01920     functionCount(
    01921             XalanNode*              context,
    01922             int                     opPos,
    01923             XPathExecutionContext&  executionContext) const;
    01924
    01933     bool
    01934     functionNot(
    01935             XalanNode*              context,
    01936             int                     opPos,
    01937             XPathExecutionContext&  executionContext) const
    01938     {
    01939         assert(context != 0);
    01940
    01941         return !functionBoolean(context, opPos, executionContext);
    01942     }
    01943
    01952     bool
    01953     functionBoolean(
    01954             XalanNode*              context,
    01955             int                     opPos,
    01956             XPathExecutionContext&  executionContext) const
    01957     {
    01958         assert(context != 0);
    01959
    01960         bool    result;
    01961
    01962         executeMore(context, opPos + 2, executionContext, result);
    01963
    01964         return result;
    01965     }
    01966
    01973     const XalanDOMString&
    01974     functionName(XalanNode*     context) const
    01975     {
    01976         assert(context != 0);
    01977
    01978         return DOMServices::getNameOfNode(*context);
    01979     }
    01980
    01989     const XalanDOMString&
    01990     functionName(
    01991             XalanNode*              context,
    01992             int                     opPos,
    01993             XPathExecutionContext&  executionContext) const;
    01994
    02001     const XalanDOMString&
    02002     functionLocalName(XalanNode*    context) const;
    02003
    02012     const XalanDOMString&
    02013     functionLocalName(
    02014             XalanNode*              context,
    02015             int                     opPos,
    02016             XPathExecutionContext&  executionContext) const;
    02017
    02025     double
    02026     functionNumber(
    02027             XalanNode*              context,
    02028             XPathExecutionContext&  executionContext) const
    02029     {
    02030         assert(context != 0);
    02031
    02032         return XObject::number(executionContext, *context);
    02033     }
    02034
    02043     double
    02044     functionNumber(
    02045             XalanNode*              context,
    02046             int                     opPos,
    02047             XPathExecutionContext&  executionContext) const
    02048     {
    02049         double  result;
    02050
    02051         executeMore(context, opPos + 2, executionContext, result);
    02052
    02053         return result;
    02054     }
    02055
    02064     double
    02065     functionFloor(
    02066             XalanNode*              context,
    02067             int                     opPos,
    02068             XPathExecutionContext&  executionContext) const
    02069     {
    02070         return DoubleSupport::floor(functionNumber(context, opPos, executionContext));
    02071     }
    02072
    02081     double
    02082     functionCeiling(
    02083             XalanNode*              context,
    02084             int                     opPos,
    02085             XPathExecutionContext&  executionContext) const
    02086     {
    02087         return DoubleSupport::ceiling(functionNumber(context, opPos, executionContext));
    02088     }
    02089
    02098     double
    02099     functionRound(
    02100             XalanNode*              context,
    02101             int                     opPos,
    02102             XPathExecutionContext&  executionContext) const
    02103     {
    02104         return DoubleSupport::round(functionNumber(context, opPos, executionContext));
    02105     }
    02106
    02113     double
    02114     functionStringLength(XalanNode*     context) const;
    02115
    02124     double
    02125     functionStringLength(
    02126             XalanNode*              context,
    02127             int                     opPos,
    02128             XPathExecutionContext&  executionContext) const;
    02129
    02138     double
    02139     functionSum(
    02140             XalanNode*              context,
    02141             int                     opPos,
    02142             XPathExecutionContext&  executionContext) const;
    02143
    02151     double
    02152     getNumericOperand(
    02153             XalanNode*              context,
    02154             int                     opPos,
    02155             XPathExecutionContext&  executionContext) const;
    02156
    02157 private:
    02158
    02159     // These are not implemented...
    02160     XPath(const XPath&);
    02161
    02162     XPath&
    02163     operator=(const XPath&);
    02164
    02165     bool
    02166     operator==(const XPath&) const;
    02167
    02168     // Default vector allocation sizes.
    02169     enum
    02170     {
    02171         eDefaultTargetDataSize = 5
    02172     };
    02173
    02174     eMatchScore
    02175     locationPathPattern(
    02176             XPathExecutionContext&  executionContext,
    02177             XalanNode&              context,
    02178             int                     opPos) const;
    02179
    02180     class NodeTester
    02181     {
    02182     public:
    02183
    02184         NodeTester(
    02185             const XPath&            xpath,
    02186             XPathExecutionContext&  executionContext,
    02187             int                     opPos,
    02188             int                     argLen,
    02189             int                     stepType);
    02190
    02191         eMatchScore
    02192         operator()(
    02193             const XalanNode&        context,
    02194             XalanNode::NodeType     nodeType) const
    02195         {
    02196             assert(context.getNodeType() == nodeType);
    02197
    02198             return (this->*m_testFunction)(context, nodeType);
    02199         }
    02200
    02201     private:
    02202
    02203         typedef eMatchScore (NodeTester::*TestFunctionPtr)(const XalanNode&, XalanNode::NodeType) const;
    02204
    02205
    02206         eMatchScore
    02207         testComment(
    02208             const XalanNode&        context,
    02209             XalanNode::NodeType     nodeType) const;
    02210
    02211         eMatchScore
    02212         testText(
    02213             const XalanNode&        context,
    02214             XalanNode::NodeType     nodeType) const;
    02215
    02216         eMatchScore
    02217         testPI(
    02218             const XalanNode&        context,
    02219             XalanNode::NodeType     nodeType) const;
    02220
    02221         eMatchScore
    02222         testPIName(
    02223             const XalanNode&        context,
    02224             XalanNode::NodeType     nodeType) const;
    02225
    02226         eMatchScore
    02227         testNode(
    02228             const XalanNode&        context,
    02229             XalanNode::NodeType     nodeType) const;
    02230
    02231         eMatchScore
    02232         testRoot(
    02233             const XalanNode&        context,
    02234             XalanNode::NodeType     nodeType) const;
    02235
    02236         eMatchScore
    02237         testAttributeNCName(
    02238             const XalanNode&        context,
    02239             XalanNode::NodeType     nodeType) const;
    02240
    02241         eMatchScore
    02242         testAttributeQName(
    02243             const XalanNode&        context,
    02244             XalanNode::NodeType     nodeType) const;
    02245
    02246         eMatchScore
    02247         testAttributeNamespaceOnly(
    02248             const XalanNode&        context,
    02249             XalanNode::NodeType     nodeType) const;
    02250
    02251         eMatchScore
    02252         testAttributeTotallyWild(
    02253             const XalanNode&        context,
    02254             XalanNode::NodeType     nodeType) const;
    02255
    02256         eMatchScore
    02257         testElementNCName(
    02258             const XalanNode&        context,
    02259             XalanNode::NodeType     nodeType) const;
    02260
    02261         eMatchScore
    02262         testElementQName(
    02263             const XalanNode&        context,
    02264             XalanNode::NodeType     nodeType) const;
    02265
    02266         eMatchScore
    02267         testElementNamespaceOnly(
    02268             const XalanNode&        context,
    02269             XalanNode::NodeType     nodeType) const;
    02270
    02271         eMatchScore
    02272         testElementTotallyWild(
    02273             const XalanNode&        context,
    02274             XalanNode::NodeType     nodeType) const;
    02275
    02276         eMatchScore
    02277         testNamespaceNCName(
    02278             const XalanNode&        context,
    02279             XalanNode::NodeType     nodeType) const;
    02280
    02281         eMatchScore
    02282         testNamespaceTotallyWild(
    02283             const XalanNode&        context,
    02284             XalanNode::NodeType     nodeType) const;
    02285
    02286         eMatchScore
    02287         testDefault(
    02288             const XalanNode&        context,
    02289             XalanNode::NodeType     nodeType) const;
    02290
    02291         bool
    02292         matchLocalName(const XalanNode&     context) const;
    02293
    02294         bool
    02295         matchNamespaceURI(const XalanNode&  context) const;
    02296
    02297         bool
    02298         matchLocalNameAndNamespaceURI(const XalanNode&  context) const;
    02299
    02300         bool
    02301         matchNamespace(const XalanNode&     context) const;
    02302
    02303         bool
    02304         shouldStripSourceNode(const XalanNode&  context) const;
    02305
    02306         // Data members...
    02307         XPathExecutionContext&  m_executionContext;
    02308
    02309         const XalanDOMString*   m_targetNamespace;
    02310
    02311         const XalanDOMString*   m_targetLocalName;
    02312
    02313         TestFunctionPtr         m_testFunction;
    02314     };
    02315
    02316 protected:
    02317
    02318     void
    02319     step(
    02320             XPathExecutionContext&  executionContext,
    02321             XalanNode*              context,
    02322             int                     opPos,
    02323             MutableNodeRefList&     queryResults) const;
    02324
    02335     XalanNode*
    02336     stepPattern(
    02337             XPathExecutionContext&  executionContext,
    02338             XalanNode*              context,
    02339             int                     opPos,
    02340             eMatchScore&            scoreHolder) const;
    02341
    02342     int
    02343     findNodeSet(
    02344             XPathExecutionContext&  executionContext,
    02345             XalanNode*              context,
    02346             int                     opPos,
    02347             int                     stepType,
    02348             MutableNodeRefList&     subQueryResults) const;
    02349
    02350     int
    02351     findRoot(
    02352             XPathExecutionContext&  executionContext,
    02353             XalanNode*              context,
    02354             int                     opPos,
    02355             int                     stepType,
    02356             MutableNodeRefList&     subQueryResults) const;
    02357
    02358     int
    02359     findParent(
    02360             XPathExecutionContext&  executionContext,
    02361             XalanNode*              context,
    02362             int                     opPos,
    02363             int                     stepType,
    02364             MutableNodeRefList&     subQueryResults) const;
    02365
    02366     int
    02367     findSelf(
    02368             XPathExecutionContext&  executionContext,
    02369             XalanNode*              context,
    02370             int                     opPos,
    02371             int                     stepType,
    02372             MutableNodeRefList&     subQueryResults) const;
    02373
    02374     int
    02375     findAncestors(
    02376             XPathExecutionContext&  executionContext,
    02377             XalanNode*              context,
    02378             int                     opPos,
    02379             int                     stepType,
    02380             MutableNodeRefList&     subQueryResults) const;
    02381
    02382     int
    02383     findAncestorsOrSelf(
    02384             XPathExecutionContext&  executionContext,
    02385             XalanNode*              context,
    02386             int                     opPos,
    02387             int                     stepType,
    02388             MutableNodeRefList&     subQueryResults) const;
    02389
    02390     int
    02391     findAttributes(
    02392             XPathExecutionContext&  executionContext,
    02393             XalanNode*              context,
    02394             int                     opPos,
    02395             int                     stepType,
    02396             MutableNodeRefList&     subQueryResults) const;
    02397
    02398     int
    02399     findChildren(
    02400             XPathExecutionContext&  executionContext,
    02401             XalanNode*              context,
    02402             int                     opPos,
    02403             int                     stepType,
    02404             MutableNodeRefList&     subQueryResults) const;
    02405
    02406     int
    02407     findDescendants(
    02408             XPathExecutionContext&  executionContext,
    02409             XalanNode*              context,
    02410             int                     opPos,
    02411             int                     stepType,
    02412             MutableNodeRefList&     subQueryResults) const;
    02413
    02414     int
    02415     findFollowing(
    02416             XPathExecutionContext&  executionContext,
    02417             XalanNode*              context,
    02418             int                     opPos,
    02419             int                     stepType,
    02420             MutableNodeRefList&     subQueryResults) const;
    02421
    02422     int
    02423     findFollowingSiblings(
    02424             XPathExecutionContext&  executionContext,
    02425             XalanNode*              context,
    02426             int                     opPos,
    02427             int                     stepType,
    02428             MutableNodeRefList&     subQueryResults) const;
    02429
    02430     int
    02431     findPreceeding(
    02432             XPathExecutionContext&  executionContext,
    02433             XalanNode*              context,
    02434             int                     opPos,
    02435             int                     stepType,
    02436             MutableNodeRefList&     subQueryResults) const;
    02437
    02438     int
    02439     findPreceedingSiblings(
    02440             XPathExecutionContext&  executionContext,
    02441             XalanNode*              context,
    02442             int                     opPos,
    02443             int                     stepType,
    02444             MutableNodeRefList&     subQueryResults) const;
    02445
    02446     int
    02447     findNamespace(
    02448             XPathExecutionContext&  executionContext,
    02449             XalanNode*              context,
    02450             int                     opPos,
    02451             int                     stepType,
    02452             MutableNodeRefList&     subQueryResults) const;
    02453
    02454     int
    02455     findNodesOnUnknownAxis(
    02456             XPathExecutionContext&  executionContext,
    02457             XalanNode*              context,
    02458             int                     opPos,
    02459             int                     stepType,
    02460             MutableNodeRefList&     subQueryResults) const;
    02461
    02462     eMatchScore
    02463     nodeTest(
    02464             XPathExecutionContext&  executionContext,
    02465             XalanNode*              context,
    02466             XalanNode::NodeType     nodeType,
    02467             int                     opPos,
    02468             int                     argLen,
    02469             int                     stepType) const;
    02470
    02471     int
    02472     predicates(
    02473             XPathExecutionContext&  executionContext,
    02474             int                     opPos,
    02475             MutableNodeRefList&     subQueryResults) const;
    02476
    02477     eMatchScore
    02478     handleFoundIndex(
    02479             XPathExecutionContext&  executionContext,
    02480             XalanNode*              localContext,
    02481             int                     startOpPos) const;
    02482
    02483     eMatchScore
    02484     handleFoundIndexPositional(
    02485             XPathExecutionContext&  executionContext,
    02486             XalanNode*              localContext,
    02487             int                     startOpPos) const;
    02488
    02489 private:
    02490
    02491     void
    02492     unknownOpCodeError(
    02493             XalanNode*              context,
    02494             XPathExecutionContext&  executionContext,
    02495             int                     opPos) const;
    02496
    02497     void
    02498     notNodeSetError(
    02499             XalanNode*              context,
    02500             XPathExecutionContext&  executionContext) const;
    02501
    02502     // Data members...
    02503
    02509     XPathExpression     m_expression;
    02510
    02514     const LocatorType*  m_locator;
    02515
    02521     bool                m_inStylesheet;
    02522
    02528     static FunctionTableType            s_functions;
    02529
    02530     static const XalanDOMString         s_emptyString;
    02531 };
    02532
    02533
    02534
    02535 XALAN_CPP_NAMESPACE_END
    02536
    02537
    02538
    02539 #endif  // XPATH_HEADER_GUARD_1357924680

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