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(XPATHFUNCTIONTABLE_HEADER_GUARD_1357924680) 00058 #define XPATHFUNCTIONTABLE_HEADER_GUARD_1357924680 00059 00060 00061 00062 // Base include file. Must be first. 00063 #include <XPath/XPathDefinitions.hpp> 00064 00065 00066 00067 #include <algorithm> 00068 #include <map> 00069 00070 00071 00072 #include <XalanDOM/XalanDOMString.hpp> 00073 00074 00075 00076 #include <Include/STLHelper.hpp> 00077 00078 00079 00080 #include <XPath/Function.hpp> 00081 #include <XPath/XalanXPathException.hpp> 00082 00083 00084 00085 class Locator; 00086 00087 00088 00092 class XALAN_XPATH_EXPORT XPathExceptionFunctionNotAvailable : public XalanXPathException 00093 { 00094 public: 00095 00096 XPathExceptionFunctionNotAvailable(int theFunctionNumber); 00097 00098 XPathExceptionFunctionNotAvailable(const XalanDOMString& theFunctionName); 00099 00100 XPathExceptionFunctionNotAvailable( 00101 int theFunctionNumber, 00102 const Locator& theLocator); 00103 00104 XPathExceptionFunctionNotAvailable( 00105 const XalanDOMString& theFunctionName, 00106 const Locator& theLocator); 00107 00108 ~XPathExceptionFunctionNotAvailable(); 00109 }; 00110 00111 00112 00116 class XALAN_XPATH_EXPORT XPathFunctionTable 00117 { 00118 public: 00119 00120 #if defined(XALAN_NO_NAMESPACES) 00121 typedef vector<const Function*> CollectionType; 00122 typedef map<XalanDOMString, 00123 int, 00124 less<XalanDOMString> > FunctionNameIndexMapType; 00125 #else 00126 typedef std::vector<const Function*> CollectionType; 00127 typedef std::map<XalanDOMString, int> FunctionNameIndexMapType; 00128 #endif 00129 00130 enum { eDefaultTableSize = 36 }; 00131 00132 typedef DeleteFunctor<Function> DeleteFunctorType; 00133 00139 XPathFunctionTable(bool fCreateTable = true); 00140 00141 ~XPathFunctionTable(); 00142 00146 void 00147 CreateTable(); 00148 00152 void 00153 DestroyTable(); 00154 00161 const Function& 00162 operator[](const XalanDOMString& theFunctionName) const 00163 { 00164 FunctionNameIndexMapType::const_iterator i = 00165 m_FunctionNameIndex.find(theFunctionName); 00166 00167 if (i != m_FunctionNameIndex.end()) 00168 { 00169 return *m_FunctionCollection[(*i).second]; 00170 } 00171 else 00172 { 00173 throw XPathExceptionFunctionNotAvailable(theFunctionName); 00174 } 00175 } 00176 00183 const Function& 00184 operator[](int theFunctionID) const 00185 { 00186 assert(theFunctionID >= 0 && 00187 CollectionType::size_type(theFunctionID) < m_FunctionCollection.size()); 00188 00189 return *m_FunctionCollection[theFunctionID]; 00190 } 00191 00192 enum { InvalidFunctionNumberID = -1 }; 00193 00200 const XalanDOMString 00201 idToName(int theFunctionID) const 00202 { 00203 XalanDOMString theName; 00204 00205 if (theFunctionID >= 0 && 00206 CollectionType::size_type(theFunctionID) < m_FunctionCollection.size()) 00207 { 00208 FunctionNameIndexMapType::const_iterator i = 00209 m_FunctionNameIndex.begin(); 00210 00211 while (i != m_FunctionNameIndex.end()) 00212 { 00213 if ((*i).second == theFunctionID) 00214 { 00215 theName = (*i).first; 00216 00217 break; 00218 } 00219 } 00220 } 00221 00222 return theName; 00223 } 00224 00231 int 00232 nameToID(const XalanDOMString& theName) const 00233 { 00234 const FunctionNameIndexMapType::const_iterator i = 00235 m_FunctionNameIndex.find(theName); 00236 00237 if (i != m_FunctionNameIndex.end()) 00238 { 00239 return (*i).second; 00240 } 00241 else 00242 { 00243 return InvalidFunctionNumberID; 00244 } 00245 } 00246 00253 void 00254 InstallFunction( 00255 const XalanDOMString& theFunctionName, 00256 const Function& theFunction); 00257 00264 bool 00265 UninstallFunction(const XalanDOMString& theFunctionName); 00266 00273 bool 00274 isInstalledFunction(const XalanDOMString& theFunctionName) const 00275 { 00276 if (m_FunctionNameIndex.find(theFunctionName) != m_FunctionNameIndex.end()) 00277 { 00278 return true; 00279 } 00280 else 00281 { 00282 return false; 00283 } 00284 } 00285 00286 #if defined(XALAN_NO_MEMBER_TEMPLATES) 00287 00288 #if defined(XALAN_NO_NAMESPACES) 00289 typedef vector<XalanDOMString> InstalledFunctionNameVectorType; 00290 #else 00291 typedef std::vector<XalanDOMString> InstalledFunctionNameVectorType; 00292 #endif 00293 00299 void 00300 getInstalledFunctionNames(InstalledFunctionNameVectorType& theVector) const 00301 { 00302 FunctionNameIndexMapType::const_iterator i = 00303 m_FunctionNameIndex.begin(); 00304 00305 while(i != m_FunctionNameIndex.end()) 00306 { 00307 theVector.push_back((*i).first); 00308 00309 ++i; 00310 } 00311 } 00312 #else 00318 template<class OutputIteratorType> 00319 void 00320 getInstalledFunctionNames(OutputIteratorType theIterator) const 00321 { 00322 FunctionNameIndexMapType::const_iterator i = 00323 m_FunctionNameIndex.begin(); 00324 00325 while(i != m_FunctionNameIndex.end()) 00326 { 00327 *theIterator = (*i).first; 00328 00329 ++i; 00330 ++theIterator; 00331 } 00332 } 00333 #endif 00334 00335 private: 00336 00337 CollectionType m_FunctionCollection; 00338 00339 FunctionNameIndexMapType m_FunctionNameIndex; 00340 00341 // The string "id" 00342 static const XalanDOMChar s_id[]; 00343 00344 // The string "not" 00345 static const XalanDOMChar s_not[]; 00346 00347 // The string "sum" 00348 static const XalanDOMChar s_sum[]; 00349 00350 // The string "lang" 00351 static const XalanDOMChar s_lang[]; 00352 00353 // The string "last" 00354 static const XalanDOMChar s_last[]; 00355 00356 // The string "name" 00357 static const XalanDOMChar s_name[]; 00358 00359 // The string "true" 00360 static const XalanDOMChar s_true[]; 00361 00362 // The string "count" 00363 static const XalanDOMChar s_count[]; 00364 00365 // The string "false" 00366 static const XalanDOMChar s_false[]; 00367 00368 // The string "floor" 00369 static const XalanDOMChar s_floor[]; 00370 00371 // The string "round" 00372 static const XalanDOMChar s_round[]; 00373 00374 // The string "concat" 00375 static const XalanDOMChar s_concat[]; 00376 00377 // The string "number" 00378 static const XalanDOMChar s_number[]; 00379 00380 // The string "string" 00381 static const XalanDOMChar s_string[]; 00382 00383 // The string "boolean" 00384 static const XalanDOMChar s_boolean[]; 00385 00386 // The string "ceiling" 00387 static const XalanDOMChar s_ceiling[]; 00388 00389 // The string "contains" 00390 static const XalanDOMChar s_contains[]; 00391 00392 // The string "position" 00393 static const XalanDOMChar s_position[]; 00394 00395 // The string "substring" 00396 static const XalanDOMChar s_substring[]; 00397 00398 // The string "translate" 00399 static const XalanDOMChar s_translate[]; 00400 00401 // The string "local-name" 00402 static const XalanDOMChar s_localName[]; 00403 00404 // The string "starts-with" 00405 static const XalanDOMChar s_startsWith[]; 00406 00407 // The string "namespace-uri" 00408 static const XalanDOMChar s_namespaceUri[]; 00409 00410 // The string "string-length" 00411 static const XalanDOMChar s_stringLength[]; 00412 00413 // The string "normalize-space" 00414 static const XalanDOMChar s_normalizeSpace[]; 00415 00416 // The string "substring-after" 00417 static const XalanDOMChar s_substringAfter[]; 00418 00419 // The string "substring-before" 00420 static const XalanDOMChar s_substringBefore[]; 00421 }; 00422 00423 00424 00425 #endif // XPATHFUNCTIONTABLE_HEADER_GUARD_1357924680
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