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(FUNCTIONLOCALNAME_HEADER_GUARD_1357924680) 00058 #define FUNCTIONLOCALNAME_HEADER_GUARD_1357924680 00059 00060 00061 00062 // Base header file. Must be first. 00063 #include <XPath/XPathDefinitions.hpp> 00064 00065 00066 00067 #include <vector> 00068 00069 00070 00071 #include <PlatformSupport/DOMStringHelper.hpp> 00072 00073 00074 00075 // Base class header file... 00076 #include <XPath/Function.hpp> 00077 00078 00079 00080 #include <XPath/NodeRefListBase.hpp> 00081 #include <XPath/XObject.hpp> 00082 #include <XPath/XObjectFactory.hpp> 00083 #include <XPath/XPathExecutionContext.hpp> 00084 00085 00086 00090 // 00091 // These are all inline, even though 00092 // there are virtual functions, because we expect that they will only be 00093 // needed by the XPath class. 00094 class XALAN_XPATH_EXPORT FunctionLocalName : public Function 00095 { 00096 public: 00097 00098 // These methods are inherited from Function ... 00099 00100 virtual XObject* 00101 execute( 00102 XPathExecutionContext& executionContext, 00103 XalanNode* context, 00104 int /* opPos */, 00105 const XObjectArgVectorType& args) 00106 { 00107 const XObjectArgVectorType::size_type theSize = 00108 args.size(); 00109 00110 if(theSize > 1) 00111 { 00112 executionContext.error("The local-name() function takes zero or one arguments!", 00113 context); 00114 } 00115 00116 XalanDOMString theData; 00117 00118 if (theSize == 0) 00119 { 00120 if (context == 0) 00121 { 00122 executionContext.error("The local-name() function requires a non-null context node!"); 00123 } 00124 } 00125 else 00126 { 00127 assert(args[0] != 0); 00128 00129 const NodeRefListBase& theNodeList = args[0]->nodeset(); 00130 00131 if (theNodeList.getLength() > 0) 00132 { 00133 context = theNodeList.item(0); 00134 } 00135 } 00136 00137 if (context != 0) 00138 { 00139 const XalanNode::NodeType theType = context->getNodeType(); 00140 00141 if(theType == XalanNode::ATTRIBUTE_NODE || 00142 theType == XalanNode::ELEMENT_NODE || 00143 theType == XalanNode::PROCESSING_INSTRUCTION_NODE) 00144 { 00145 theData = executionContext.getLocalNameOfNode(*context); 00146 } 00147 } 00148 00149 return executionContext.getXObjectFactory().createString(theData); 00150 } 00151 00152 #if defined(XALAN_NO_COVARIANT_RETURN_TYPE) 00153 virtual Function* 00154 #else 00155 virtual FunctionLocalName* 00156 #endif 00157 clone() const 00158 { 00159 return new FunctionLocalName(*this); 00160 } 00161 00162 private: 00163 00164 // Not implemented... 00165 FunctionLocalName& 00166 operator=(const FunctionLocalName&); 00167 00168 bool 00169 operator==(const FunctionLocalName&) const; 00170 }; 00171 00172 00173 00174 #endif // FUNCTIONLOCALNAME_HEADER_GUARD_1357924680
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