00001 /* 00002 * The Apache Software License, Version 1.1 00003 * 00004 * 00005 * Copyright (c) 1999 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_NODESORTER_HEADER_GUARD) 00058 #define XALAN_NODESORTER_HEADER_GUARD 00059 00064 00065 00066 00067 // Base include file. Must be first. 00068 #include "XSLTDefinitions.hpp" 00069 00070 00071 00072 #include <functional> 00073 #include <vector> 00074 00075 00076 00077 #include <XPath/XObject.hpp> 00078 00079 00080 00081 #include <XSLT/NodeSortKey.hpp> 00082 00083 00084 00085 class MutableNodeRefList; 00086 class StylesheetExecutionContext; 00087 class XalanNode; 00088 class XPath; 00089 00090 00091 00095 class XALAN_XSLT_EXPORT NodeSorter 00096 { 00097 public: 00098 00099 struct XALAN_XSLT_EXPORT VectorEntry 00100 { 00101 public: 00102 00103 VectorEntry( 00104 XalanNode* theNode = 0, 00105 unsigned int thePosition = 0) : 00106 m_node(theNode), 00107 m_position(thePosition) 00108 { 00109 } 00110 00111 XalanNode* m_node; 00112 unsigned int m_position; 00113 }; 00114 00115 #if defined(XALAN_NO_NAMESPACES) 00116 typedef vector<VectorEntry> NodeVectorType; 00117 typedef vector<NodeSortKey> NodeSortKeyVectorType; 00118 #else 00119 typedef std::vector<VectorEntry> NodeVectorType; 00120 typedef std::vector<NodeSortKey> NodeSortKeyVectorType; 00121 #endif 00122 00123 explicit 00124 NodeSorter(); 00125 00126 ~NodeSorter(); 00127 00128 NodeSortKeyVectorType& 00129 getSortKeys() 00130 { 00131 return m_keys; 00132 } 00133 00141 void 00142 sort( 00143 StylesheetExecutionContext& executionContext, 00144 MutableNodeRefList& theList); 00145 00149 #if defined(XALAN_NO_NAMESPACES) 00150 struct XALAN_XSLT_EXPORT NodeSortKeyCompare : public binary_function<const NodeVectorType::value_type&, const NodeVectorType::value_type&, bool> 00151 #else 00152 struct XALAN_XSLT_EXPORT NodeSortKeyCompare : public std::binary_function<const NodeVectorType::value_type&, const NodeVectorType::value_type&, bool> 00153 #endif 00154 { 00155 public: 00156 00164 NodeSortKeyCompare( 00165 StylesheetExecutionContext& executionContext, 00166 NodeSorter& theSorter, 00167 const NodeVectorType& theNodes, 00168 const NodeSortKeyVectorType& theNodeSortKeys) : 00169 m_executionContext(executionContext), 00170 m_sorter(theSorter), 00171 m_nodes(theNodes), 00172 m_nodeSortKeys(theNodeSortKeys) 00173 { 00174 } 00175 00185 int 00186 compare( 00187 first_argument_type theLHS, 00188 second_argument_type theRHS, 00189 unsigned int theKeyIndex = 0) const; 00190 00199 result_type 00200 operator()( 00201 first_argument_type theLHS, 00202 second_argument_type theRHS, 00203 unsigned int theKeyIndex = 0) const 00204 { 00205 return compare(theLHS, theRHS, theKeyIndex) < 0 ? true : false; 00206 } 00207 00208 protected: 00209 00210 double 00211 getNumberResult( 00212 const NodeSortKey& theKey, 00213 unsigned int theKeyIndex, 00214 first_argument_type theEntry) const; 00215 00216 const XObjectPtr& 00217 getStringResult( 00218 const NodeSortKey& theKey, 00219 unsigned int theKeyIndex, 00220 first_argument_type theEntry) const; 00221 00222 private: 00223 00224 StylesheetExecutionContext& m_executionContext; 00225 NodeSorter& m_sorter; 00226 const NodeVectorType& m_nodes; 00227 const NodeSortKeyVectorType& m_nodeSortKeys; 00228 }; 00229 00230 friend struct NodeSortKeyCompare; 00231 00232 #if defined(XALAN_NO_NAMESPACES) 00233 typedef vector<double> NumberResultsCacheVectorType; 00234 00235 typedef vector<XObjectPtr> StringResultsCacheVectorType; 00236 00237 typedef vector<NumberResultsCacheVectorType> NumberResultsCacheType; 00238 typedef vector<StringResultsCacheVectorType> StringResultsCacheType; 00239 #else 00240 typedef std::vector<double> NumberResultsCacheVectorType; 00241 typedef std::vector<XObjectPtr> StringResultsCacheVectorType; 00242 00243 typedef std::vector<NumberResultsCacheVectorType> NumberResultsCacheType; 00244 typedef std::vector<StringResultsCacheVectorType> StringResultsCacheType; 00245 #endif 00246 00247 private: 00248 00255 void 00256 sort(StylesheetExecutionContext& executionContext); 00257 00258 // Data members... 00259 NumberResultsCacheType m_numberResultsCache; 00260 00261 StringResultsCacheType m_stringResultsCache; 00262 00263 NodeSortKeyVectorType m_keys; 00264 00265 NodeVectorType m_scratchVector; 00266 }; 00267 00268 00269 00270 #endif // XALAN_NODESORTER_HEADER_GUARD
Doxygen and GraphViz are used to generate this API documentation from the Xalan-C header files.
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Xalan-C++ XSL Transformer Version 1.1 |
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