Xalan-C++ API Documentation

The Xalan C++ XSLT Processor Version 1.3

Main Page   Class Hierarchy   Alphabetical List   Compound List   File List   Compound Members   File Members  

STLHelper.hpp

Go to the documentation of this file.
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(STLHELPERS_HEADER_GUARD_1357924680)
00058 #define STLHELPERS_HEADER_GUARD_1357924680
00059 
00060 
00061 
00062 // Base include file.  Must be first.
00063 #include <Include/PlatformDefinitions.hpp>
00064 
00065 
00066 
00067 #include <algorithm>
00068 #include <functional>
00069 
00070 
00071 
00075 template <class T>
00076 #if defined(XALAN_NO_NAMESPACES)
00077 struct DeleteFunctor : public unary_function<const T*, void>
00078 #else
00079 struct DeleteFunctor : public std::unary_function<const T*, void>
00080 #endif
00081 {
00082 #if defined(XALAN_NO_NAMESPACES)
00083     typedef unary_function<const T*, void>  BaseClassType;
00084 #else
00085     typedef std::unary_function<const T*, void> BaseClassType;
00086 #endif
00087 
00088     typedef typename BaseClassType::result_type     result_type;
00089     typedef typename BaseClassType::argument_type   argument_type;
00090 
00096     result_type
00097     operator()(argument_type    thePointer) const
00098     {
00099 #if defined(XALAN_CANNOT_DELETE_CONST)
00100         delete (T*)thePointer;
00101 #else
00102         delete thePointer;
00103 #endif
00104     }
00105 };
00106 
00107 
00108 
00109 #if !defined(XALAN_SGI_BASED_STL)
00110 
00115 template <class PairType>
00116 #if defined(XALAN_NO_NAMESPACES)
00117 struct select1st : public unary_function<PairType, PairType::first_type>
00118 #else
00119 struct select1st : public std::unary_function<PairType, typename PairType::first_type>
00120 #endif
00121 {
00122 #if defined(XALAN_NO_NAMESPACES)
00123     typedef unary_function<PairType, PairType::first_type>  BaseClassType;
00124 #else
00125     typedef std::unary_function<PairType, typename PairType::first_type>    BaseClassType;
00126 #endif
00127 
00128     typedef typename BaseClassType::result_type     result_type;
00129     typedef typename BaseClassType::argument_type   argument_type;
00130 
00131     typedef PairType                                value_type;
00132 
00139     result_type
00140     operator()(const argument_type&     thePair) const
00141     {
00142         return thePair.first;
00143     }
00144 };
00145 
00146 
00147 
00152 template <class PairType>
00153 #if defined(XALAN_NO_NAMESPACES)
00154 struct select2nd : public unary_function<PairType, PairType::second_type>
00155 #else
00156 struct select2nd : public std::unary_function<PairType, typename PairType::second_type>
00157 #endif
00158 {
00159 #if defined(XALAN_NO_NAMESPACES)
00160     typedef unary_function<PairType, PairType::second_type> BaseClassType;
00161 #else
00162     typedef std::unary_function<PairType, typename PairType::second_type>   BaseClassType;
00163 #endif
00164 
00165     typedef typename BaseClassType::result_type     result_type;
00166     typedef typename BaseClassType::argument_type   argument_type;
00167 
00168     typedef PairType                                value_type;
00169 
00176     result_type
00177     operator()(const argument_type&     thePair) const
00178     {
00179         return thePair.second;
00180     }
00181 };
00182 
00183 #endif
00184 
00185 
00186 
00190 template <class T>
00191 #if defined(XALAN_NO_NAMESPACES)
00192 struct MapValueDeleteFunctor : public unary_function<const typename T::value_type&, void>
00193 #else
00194 struct MapValueDeleteFunctor : public std::unary_function<const typename T::value_type&, void>
00195 #endif
00196 {
00197 #if defined(XALAN_NO_NAMESPACES)
00198     typedef unary_function<const typename T::value_type&, void>     BaseClassType;
00199 #else
00200     typedef std::unary_function<const typename T::value_type&, void>    BaseClassType;
00201 #endif
00202 
00203     typedef typename BaseClassType::result_type     result_type;
00204     typedef typename BaseClassType::argument_type   argument_type;
00205 
00212     result_type
00213     operator()(argument_type    thePair) const
00214     {
00215 #if defined(XALAN_CANNOT_DELETE_CONST)
00216         delete (T*)thePair.second;
00217 #else
00218         delete thePair.second;
00219 #endif
00220     }
00221 };
00222 
00223 
00224 
00225 template<class T>
00226 MapValueDeleteFunctor<T>
00227 makeMapValueDeleteFunctor(const T&  /* theMap */)
00228 {
00229     return MapValueDeleteFunctor<T>();
00230 }
00231 
00232 
00233 
00234 template <class T>
00235 #if defined(XALAN_NO_NAMESPACES)
00236 struct MapKeyDeleteFunctor : public unary_function<const typename T::value_type&, void>
00237 #else
00238 struct MapKeyDeleteFunctor : public std::unary_function<const typename T::value_type&, void>
00239 #endif
00240 {
00241 #if defined(XALAN_NO_NAMESPACES)
00242     typedef unary_function<const typename T::value_type&, void>     BaseClassType;
00243 #else
00244     typedef std::unary_function<const typename T::value_type&, void>    BaseClassType;
00245 #endif
00246 
00247     typedef typename BaseClassType::result_type     result_type;
00248     typedef typename BaseClassType::argument_type   argument_type;
00249 
00256     result_type
00257     operator()(argument_type    thePair)
00258     {
00259         delete thePair.first;
00260     }
00261 };
00262 
00263 
00264 
00265 template<class T>
00266 MapKeyDeleteFunctor<T>
00267 makeMapKeyDeleteFunctor(const T&    /* theMap */)
00268 {
00269     return MapKeyDeleteFunctor<T>();
00270 }
00271 
00272 
00273 
00283 template<class T>
00284 #if defined(XALAN_NO_NAMESPACES)
00285 struct less_null_terminated_arrays : public binary_function<const T*, const T*, bool>
00286 #else
00287 struct less_null_terminated_arrays : public std::binary_function<const T*, const T*, bool>
00288 #endif
00289 {
00290 #if defined(XALAN_NO_NAMESPACES)
00291     typedef binary_function<const T*, const T*, bool>           BaseClassType;
00292 #else
00293     typedef std::binary_function<const T*, const T*, bool>      BaseClassType;
00294 #endif
00295 
00296     typedef typename BaseClassType::result_type             result_type;
00297     typedef typename BaseClassType::first_argument_type     first_argument_type;
00298     typedef typename BaseClassType::second_argument_type    second_argument_type;
00299 
00308     result_type
00309     operator()(
00310             first_argument_type     theLHS,
00311             second_argument_type    theRHS) const
00312     {
00313         while(*theLHS && *theRHS)
00314         {
00315             if (*theLHS != *theRHS)
00316             {
00317                 break;
00318             }
00319             else
00320             {
00321                 theLHS++;
00322                 theRHS++;
00323             }
00324         }
00325 
00326         return *theLHS < *theRHS ? true : false;
00327     }
00328 };
00329 
00330 
00331 
00332 template<class CollectionType>
00333 class CollectionClearGuard
00334 {
00335 public:
00336 
00337     CollectionClearGuard(CollectionType&    theCollection) :
00338         m_collection(&theCollection)
00339     {
00340     }
00341 
00342     ~CollectionClearGuard()
00343     {
00344         if (m_collection != 0)
00345         {
00346             m_collection->clear();
00347         }
00348     }
00349 
00350     void
00351     release()
00352     {
00353         m_collection = 0;
00354     }
00355 
00356 private:
00357 
00358     // Not implemented...
00359     CollectionClearGuard(const CollectionClearGuard<CollectionType>&);
00360 
00361     CollectionClearGuard<CollectionType>&
00362     operator=(const CollectionClearGuard<CollectionType>&);
00363 
00364     // Data members...
00365     CollectionType*     m_collection;
00366 };
00367 
00368 
00369 
00370 template<class CollectionType, class DeleteFunctorType>
00371 class CollectionDeleteGuard
00372 {
00373 public:
00374 
00375     CollectionDeleteGuard(CollectionType&   theCollection) :
00376         m_collection(&theCollection)
00377     {
00378     }
00379 
00380     ~CollectionDeleteGuard()
00381     {
00382         if (m_collection != 0)
00383         {
00384 #if !defined(XALAN_NO_NAMESPACES)
00385             using std::for_each;
00386 #endif
00387 
00388             // Delete all of the objects in the temp vector.
00389             for_each(m_collection->begin(),
00390                      m_collection->end(),
00391                      DeleteFunctorType());
00392         }
00393     }
00394 
00395     void
00396     release()
00397     {
00398         m_collection = 0;
00399     }
00400 
00401 private:
00402 
00403     // Not implemented...
00404     CollectionDeleteGuard(const CollectionDeleteGuard<CollectionType, DeleteFunctorType>&);
00405 
00406     CollectionDeleteGuard<CollectionType, DeleteFunctorType>&
00407     operator=(const CollectionDeleteGuard<CollectionType, DeleteFunctorType>&);
00408 
00409     // Data members...
00410     CollectionType*     m_collection;
00411 };
00412 
00413 
00414 
00415 #endif  // STLHELPERS_HEADER_GUARD_1357924680

Interpreting class diagrams

Doxygen and GraphViz are used to generate this API documentation from the Xalan-C header files.

Xalan-C++ XSLT Processor Version 1.3
Copyright © 2000, 2001 The Apache Software Foundation. All Rights Reserved.