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ElemForEach.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(XALAN_ELEMFOREACH_HEADER_GUARD)
00058 #define XALAN_ELEMFOREACH_HEADER_GUARD 
00059 
00060 
00061 
00062 // Base include file.  Must be first.
00063 #include "XSLTDefinitions.hpp"
00064 
00065 
00066 
00067 #include <vector>
00068 
00069 
00070 
00071 // Base class header file.
00072 #include "ElemTemplateElement.hpp"
00073 
00074 
00075 
00076 #include <xalanc/XPath/NodeRefListBase.hpp>
00077 
00078 
00079 
00080 #include "Constants.hpp"
00081 
00082 
00083 
00084 XALAN_CPP_NAMESPACE_BEGIN
00085 
00086 
00087 
00088 class ElemSort;
00089 class ElemTemplate;
00090 class NodeSorter;
00091 class XPath;
00092 
00093 
00094 
00095 class ElemForEach: public ElemTemplateElement
00096 {
00097 public:
00098 
00108     ElemForEach(
00109             StylesheetConstructionContext&  constructionContext,
00110             Stylesheet&                     stylesheetTree,
00111             const AttributeListType&        atts,
00112             int                             lineNumber,
00113             int                             columnNumber);
00114 
00115     virtual
00116     ~ElemForEach();
00117 
00118 #if defined(XALAN_NO_STD_NAMESPACE)
00119     typedef vector<ElemSort*>       SortElemsVectorType;
00120 #else
00121     typedef std::vector<ElemSort*>  SortElemsVectorType;
00122 #endif
00123 
00124 
00125     // These methods are inherited from ElemTemplateElement ...
00126 
00127     virtual const XalanDOMString&
00128     getElementName() const;
00129 
00130     virtual void
00131     processSortElement(
00132             StylesheetConstructionContext&  constructionContext,
00133             Stylesheet&                     theStylesheet,
00134             const AttributeListType&        atts,
00135             const LocatorType*              locator = 0);
00136 
00137     virtual void
00138     postConstruction(
00139             StylesheetConstructionContext&  constructionContext,
00140             const NamespacesHandler&        theParentHandler);
00141 
00142     virtual void
00143     execute(StylesheetExecutionContext&     executionContext) const;
00144 
00145 protected:
00146 
00156     ElemForEach(
00157             StylesheetConstructionContext&  constructionContext,
00158             Stylesheet&                     stylesheetTree,
00159             int                             lineNumber,
00160             int                             columnNumber,
00161             int                             xslToken);
00162 
00170     void
00171     transformSelectedChildren(
00172             StylesheetExecutionContext&     executionContext,
00173             const ElemTemplateElement*      theTemplate) const;
00174 
00183     void
00184     transformSelectedChildren(
00185             StylesheetExecutionContext&     executionContext,
00186             const ElemTemplateElement*      theTemplate,
00187             const NodeRefListBase&          sourceNodes,
00188             NodeRefListBase::size_type      sourceNodesCount) const;
00189 
00199     virtual void
00200     selectAndSortChildren(
00201             StylesheetExecutionContext&     executionContext,
00202             const ElemTemplateElement*      theTemplate,
00203             NodeSorter*                     sorter,
00204             int                             selectStackFrameIndex) const;
00205 
00206     const XPath*            m_selectPattern;
00207 
00208 private:
00209 
00210     SortElemsVectorType             m_sortElems;
00211 
00212     SortElemsVectorType::size_type  m_sortElemsCount;
00213 
00214 };
00215 
00216 
00217 
00218 XALAN_CPP_NAMESPACE_END
00219 
00220 
00221 
00222 #endif  // XALAN_ELEMFOREACH_HEADER_GUARD

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Xalan-C++ XSLT Processor Version 1.6
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