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(STLHELPERS_HEADER_GUARD_1357924680) 00058 #define STLHELPERS_HEADER_GUARD_1357924680 00059 00060 00061 00062 // Base include file. Must be first. 00063 #include <xalanc/Include/PlatformDefinitions.hpp> 00064 00065 00066 00067 #include <algorithm> 00068 #include <functional> 00069 00070 00071 00072 XALAN_CPP_NAMESPACE_BEGIN 00073 00074 00075 00079 template <class T> 00080 #if defined(XALAN_NO_STD_NAMESPACE) 00081 struct DeleteFunctor : public unary_function<const T*, void> 00082 #else 00083 struct DeleteFunctor : public std::unary_function<const T*, void> 00084 #endif 00085 { 00086 #if defined(XALAN_NO_STD_NAMESPACE) 00087 typedef unary_function<const T*, void> BaseClassType; 00088 #else 00089 typedef std::unary_function<const T*, void> BaseClassType; 00090 #endif 00091 00092 typedef typename BaseClassType::result_type result_type; 00093 typedef typename BaseClassType::argument_type argument_type; 00094 00100 result_type 00101 operator()(argument_type thePointer) const 00102 { 00103 #if defined(XALAN_CANNOT_DELETE_CONST) 00104 delete (T*)thePointer; 00105 #else 00106 delete thePointer; 00107 #endif 00108 } 00109 }; 00110 00111 00112 00113 #if !defined(XALAN_SGI_BASED_STL) 00114 00119 template <class PairType> 00120 #if defined(XALAN_NO_STD_NAMESPACE) 00121 struct select1st : public unary_function<PairType, PairType::first_type> 00122 #else 00123 struct select1st : public std::unary_function<PairType, typename PairType::first_type> 00124 #endif 00125 { 00126 #if defined(XALAN_NO_STD_NAMESPACE) 00127 typedef unary_function<PairType, PairType::first_type> BaseClassType; 00128 #else 00129 typedef std::unary_function<PairType, typename PairType::first_type> BaseClassType; 00130 #endif 00131 00132 typedef typename BaseClassType::result_type result_type; 00133 typedef typename BaseClassType::argument_type argument_type; 00134 00135 typedef PairType value_type; 00136 00143 result_type 00144 operator()(const argument_type& thePair) const 00145 { 00146 return thePair.first; 00147 } 00148 }; 00149 00150 00151 00156 template <class PairType> 00157 #if defined(XALAN_NO_STD_NAMESPACE) 00158 struct select2nd : public unary_function<PairType, PairType::second_type> 00159 #else 00160 struct select2nd : public std::unary_function<PairType, typename PairType::second_type> 00161 #endif 00162 { 00163 #if defined(XALAN_NO_STD_NAMESPACE) 00164 typedef unary_function<PairType, PairType::second_type> BaseClassType; 00165 #else 00166 typedef std::unary_function<PairType, typename PairType::second_type> BaseClassType; 00167 #endif 00168 00169 typedef typename BaseClassType::result_type result_type; 00170 typedef typename BaseClassType::argument_type argument_type; 00171 00172 typedef PairType value_type; 00173 00180 result_type 00181 operator()(const argument_type& thePair) const 00182 { 00183 return thePair.second; 00184 } 00185 }; 00186 00187 #endif 00188 00189 00190 00194 template <class Type> 00195 #if defined(XALAN_NO_STD_NAMESPACE) 00196 struct ClearFunctor : public unary_function<Type, void> 00197 #else 00198 struct ClearFunctor : public std::unary_function<Type, void> 00199 #endif 00200 { 00201 #if defined(XALAN_NO_STD_NAMESPACE) 00202 typedef unary_function<Type, void> BaseClassType; 00203 #else 00204 typedef std::unary_function<Type, void> BaseClassType; 00205 #endif 00206 00207 typedef typename BaseClassType::result_type result_type; 00208 typedef typename BaseClassType::argument_type argument_type; 00209 00210 typedef Type value_type; 00211 00218 result_type 00219 operator()(argument_type& theArg) const 00220 { 00221 theArg.clear(); 00222 } 00223 }; 00224 00225 00226 00230 template <class T> 00231 #if defined(XALAN_NO_STD_NAMESPACE) 00232 struct MapValueDeleteFunctor : public unary_function<const typename T::value_type&, void> 00233 #else 00234 struct MapValueDeleteFunctor : public std::unary_function<const typename T::value_type&, void> 00235 #endif 00236 { 00237 #if defined(XALAN_NO_STD_NAMESPACE) 00238 typedef unary_function<const typename T::value_type&, void> BaseClassType; 00239 #else 00240 typedef std::unary_function<const typename T::value_type&, void> BaseClassType; 00241 #endif 00242 00243 typedef typename BaseClassType::result_type result_type; 00244 typedef typename BaseClassType::argument_type argument_type; 00245 00252 result_type 00253 operator()(argument_type thePair) const 00254 { 00255 delete thePair.second; 00256 } 00257 }; 00258 00259 00260 00261 template<class T> 00262 MapValueDeleteFunctor<T> 00263 makeMapValueDeleteFunctor(const T& /* theMap */) 00264 { 00265 return MapValueDeleteFunctor<T>(); 00266 } 00267 00268 00269 00279 template<class T> 00280 #if defined(XALAN_NO_STD_NAMESPACE) 00281 struct less_null_terminated_arrays : public binary_function<const T*, const T*, bool> 00282 #else 00283 struct less_null_terminated_arrays : public std::binary_function<const T*, const T*, bool> 00284 #endif 00285 { 00286 #if defined(XALAN_NO_STD_NAMESPACE) 00287 typedef binary_function<const T*, const T*, bool> BaseClassType; 00288 #else 00289 typedef std::binary_function<const T*, const T*, bool> BaseClassType; 00290 #endif 00291 00292 typedef typename BaseClassType::result_type result_type; 00293 typedef typename BaseClassType::first_argument_type first_argument_type; 00294 typedef typename BaseClassType::second_argument_type second_argument_type; 00295 00304 result_type 00305 operator()( 00306 first_argument_type theLHS, 00307 second_argument_type theRHS) const 00308 { 00309 while(*theLHS && *theRHS) 00310 { 00311 if (*theLHS != *theRHS) 00312 { 00313 break; 00314 } 00315 else 00316 { 00317 theLHS++; 00318 theRHS++; 00319 } 00320 } 00321 00322 return *theLHS < *theRHS ? true : false; 00323 } 00324 }; 00325 00326 00327 00328 template<class CollectionType> 00329 class CollectionClearGuard 00330 { 00331 public: 00332 00333 CollectionClearGuard(CollectionType& theCollection) : 00334 m_collection(&theCollection) 00335 { 00336 } 00337 00338 ~CollectionClearGuard() 00339 { 00340 if (m_collection != 0) 00341 { 00342 m_collection->clear(); 00343 } 00344 } 00345 00346 void 00347 release() 00348 { 00349 m_collection = 0; 00350 } 00351 00352 private: 00353 00354 // Not implemented... 00355 CollectionClearGuard(const CollectionClearGuard<CollectionType>&); 00356 00357 CollectionClearGuard<CollectionType>& 00358 operator=(const CollectionClearGuard<CollectionType>&); 00359 00360 // Data members... 00361 CollectionType* m_collection; 00362 }; 00363 00364 00365 00366 template<class CollectionType, class DeleteFunctorType> 00367 class CollectionDeleteGuard 00368 { 00369 public: 00370 00371 CollectionDeleteGuard(CollectionType& theCollection) : 00372 m_collection(&theCollection) 00373 { 00374 } 00375 00376 ~CollectionDeleteGuard() 00377 { 00378 if (m_collection != 0) 00379 { 00380 #if !defined(XALAN_NO_STD_NAMESPACE) 00381 using std::for_each; 00382 #endif 00383 00384 // Delete all of the objects in the temp vector. 00385 for_each(m_collection->begin(), 00386 m_collection->end(), 00387 DeleteFunctorType()); 00388 } 00389 } 00390 00391 void 00392 release() 00393 { 00394 m_collection = 0; 00395 } 00396 00397 private: 00398 00399 // Not implemented... 00400 CollectionDeleteGuard(const CollectionDeleteGuard<CollectionType, DeleteFunctorType>&); 00401 00402 CollectionDeleteGuard<CollectionType, DeleteFunctorType>& 00403 operator=(const CollectionDeleteGuard<CollectionType, DeleteFunctorType>&); 00404 00405 // Data members... 00406 CollectionType* m_collection; 00407 }; 00408 00409 00410 00411 template<class T> 00412 #if defined(XALAN_NO_STD_NAMESPACE) 00413 struct pointer_equals : public binary_function<const T*, const T*, bool> 00414 #else 00415 struct pointer_equals : public std::binary_function<const T*, const T*, bool> 00416 #endif 00417 { 00418 #if defined(XALAN_NO_STD_NAMESPACE) 00419 typedef binary_function<const T*, const T*, bool> BaseClassType; 00420 #else 00421 typedef std::binary_function<const T*, const T*, bool> BaseClassType; 00422 #endif 00423 00424 typedef typename BaseClassType::result_type result_type; 00425 typedef typename BaseClassType::first_argument_type first_argument_type; 00426 typedef typename BaseClassType::second_argument_type second_argument_type; 00427 00428 result_type 00429 operator()( 00430 first_argument_type theLHS, 00431 second_argument_type theRHS) const 00432 { 00433 assert(theLHS != 0 && theRHS != 0); 00434 00435 return *theLHS == *theRHS; 00436 } 00437 }; 00438 00439 00440 00441 template<class T> 00442 #if defined(XALAN_NO_STD_NAMESPACE) 00443 struct pointer_equals_predicate : public unary_function<const T*, bool> 00444 #else 00445 struct pointer_equals_predicate : public std::unary_function<const T*, bool> 00446 #endif 00447 { 00448 #if defined(XALAN_NO_STD_NAMESPACE) 00449 typedef unary_function<const T*, bool> BaseClassType; 00450 #else 00451 typedef std::unary_function<const T*, bool> BaseClassType; 00452 #endif 00453 00454 typedef typename BaseClassType::result_type result_type; 00455 typedef typename BaseClassType::argument_type argument_type; 00456 00457 pointer_equals_predicate(argument_type theArg) : 00458 m_arg(theArg) 00459 { 00460 } 00461 00462 result_type 00463 operator()( 00464 argument_type theOther) const 00465 { 00466 assert(theOther != 0); 00467 00468 return *theOther == *m_arg; 00469 } 00470 00471 private: 00472 00473 const argument_type m_arg; 00474 }; 00475 00476 00477 00478 template<class T> 00479 #if defined(XALAN_NO_STD_NAMESPACE) 00480 struct pointer_less : public binary_function<const T*, const T*, bool> 00481 #else 00482 struct pointer_less : public std::binary_function<const T*, const T*, bool> 00483 #endif 00484 { 00485 #if defined(XALAN_NO_STD_NAMESPACE) 00486 typedef binary_function<const T*, const T*, bool> BaseClassType; 00487 #else 00488 typedef std::binary_function<const T*, const T*, bool> BaseClassType; 00489 #endif 00490 00491 typedef typename BaseClassType::result_type result_type; 00492 typedef typename BaseClassType::first_argument_type first_argument_type; 00493 typedef typename BaseClassType::second_argument_type second_argument_type; 00494 00495 result_type 00496 operator()( 00497 first_argument_type theLHS, 00498 second_argument_type theRHS) const 00499 { 00500 assert(theLHS != 0 && theRHS != 0); 00501 00502 #if !defined(XALAN_NO_STD_NAMESPACE) 00503 using std::less; 00504 #endif 00505 00506 return less<T>()(*theLHS, *theRHS); 00507 } 00508 }; 00509 00510 00511 00512 XALAN_CPP_NAMESPACE_END 00513 00514 00515 00516 #endif // STLHELPERS_HEADER_GUARD_1357924680
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