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(DIRECTORY_ENUMERATOR_HEADER_GUARD_1357924680) 00058 #define DIRECTORY_ENUMERATOR_HEADER_GUARD_1357924680 00059 00060 00061 00062 // Base header file. Must be first. 00063 #include <PlatformSupport/PlatformSupportDefinitions.hpp> 00064 00065 00066 00067 #if defined(_MSC_VER) 00068 #include <io.h> 00069 #else 00070 #include <dirent.h> 00071 #endif 00072 00073 00074 00075 #include <functional> 00076 #include <iterator> 00077 #include <vector> 00078 00079 00080 00081 #include <XalanDOM/XalanDOMString.hpp> 00082 00083 00084 00085 #include <PlatformSupport/DOMStringHelper.hpp> 00086 00087 00088 00089 #if defined(_MSC_VER) 00090 00091 class FindFileStruct : public _wfinddata_t 00092 { 00093 00094 enum eAttributes 00095 { 00096 eAttributeArchive = _A_ARCH, 00097 eAttributeDirectory = _A_SUBDIR, 00098 eAttributeHidden = _A_HIDDEN, 00099 eAttributeNormal = _A_NORMAL, 00100 eReadOnly = _A_RDONLY, 00101 eSystem = _A_SYSTEM 00102 }; 00103 00104 public: 00105 00111 const XalanDOMChar* 00112 getName() const 00113 { 00114 return name; 00115 } 00116 00122 bool 00123 isDirectory() const 00124 { 00125 return attrib & eAttributeDirectory ? true : false; 00126 } 00127 00128 }; 00129 00130 #else 00131 00132 class FindFileStruct : public dirent 00133 { 00134 public: 00135 00141 const char* getName() const 00142 { 00143 return d_name; 00144 } 00145 00151 bool isDirectory() const 00152 { 00153 #if defined(AIX) 00154 return false; 00155 #else 00156 return d_type == DT_DIR; 00157 #endif 00158 } 00159 }; 00160 00161 #endif 00162 00163 00164 00165 #if defined(XALAN_NO_NAMESPACES) 00166 struct DirectoryFilterPredicate : public unary_function<FindFileStruct, bool> 00167 #else 00168 struct DirectoryFilterPredicate : public std::unary_function<FindFileStruct, bool> 00169 #endif 00170 { 00171 result_type 00172 operator()(const argument_type& theFindData) const 00173 { 00174 return theFindData.isDirectory(); 00175 } 00176 }; 00177 00178 00179 00180 #if defined(XALAN_NO_NAMESPACES) 00181 struct FilesOnlyFilterPredicate : public unary_function<FindFileStruct, bool> 00182 #else 00183 struct FilesOnlyFilterPredicate : public std::unary_function<FindFileStruct, bool> 00184 #endif 00185 { 00186 result_type 00187 operator()(const argument_type& theFindData) const 00188 { 00189 DirectoryFilterPredicate theDirectoryPredicate; 00190 00191 return !theDirectoryPredicate(theFindData); 00192 00193 } 00194 }; 00195 00196 00197 00198 template<class OutputIteratorType, 00199 class FilterPredicateType, 00200 class StringType, 00201 class StringConversionFunction> 00202 void 00203 EnumerateDirectory( 00204 const StringType& theDirectory, 00205 OutputIteratorType theOutputIterator, 00206 FilterPredicateType theFilterPredicate, 00207 StringConversionFunction theConversionFunction) 00208 { 00209 #if defined(_MSC_VER) 00210 StringType theSearchSpec(clone(theDirectory)); 00211 00212 theSearchSpec += "\\*"; 00213 00214 FindFileStruct theFindData; 00215 00216 long theSearchHandle = _wfindfirst(const_cast<wchar_t*>(theConversionFunction(theSearchSpec)), 00217 &theFindData); 00218 00219 if (theSearchHandle != -1) 00220 { 00221 try 00222 { 00223 do 00224 { 00225 if (theFilterPredicate(theFindData) == true) 00226 { 00227 *theOutputIterator = theFindData.getName(); 00228 } 00229 } 00230 while(_wfindnext(theSearchHandle, 00231 &theFindData) == 0); 00232 } 00233 catch(...) 00234 { 00235 _findclose(theSearchHandle); 00236 00237 throw; 00238 } 00239 00240 _findclose(theSearchHandle); 00241 } 00242 00243 00244 #else 00245 // Do nothing for now... 00246 // Unsupported platform!!! 00247 #endif 00248 } 00249 00250 00251 00252 #if defined(XALAN_NO_DEFAULT_TEMPLATE_ARGUMENTS) 00253 template<class CollectionType, class StringType> 00254 struct DirectoryEnumeratorFunctor 00255 { 00256 CollectionType 00257 operator()(const StringType& theDirectory) const 00258 { 00259 CollectionType theCollection; 00260 00261 operator()(theDirectory, 00262 theCollection); 00263 00264 return theCollection; 00265 } 00266 00267 void 00268 operator()( 00269 const StringType&, 00270 const CollectionType&) const 00271 { 00272 } 00273 }; 00274 #else 00275 template<class CollectionType, 00276 class StringType = XalanDOMString, 00277 class FilterPredicateType = FilesOnlyFilterPredicate, 00278 class StringConversionFunction = c_wstr_functor> 00279 #if defined(XALAN_NO_NAMESPACES) 00280 struct DirectoryEnumeratorFunctor : public unary_function<StringType, CollectionType> 00281 #else 00282 struct DirectoryEnumeratorFunctor : public std::unary_function<StringType, CollectionType> 00283 #endif 00284 { 00285 result_type 00286 operator()(const argument_type& theDirectory) const 00287 { 00288 result_type theCollection; 00289 00290 operator()(theDirectory, 00291 theCollection); 00292 00293 return theCollection; 00294 } 00295 00296 void 00297 operator()(const argument_type& theDirectory, 00298 CollectionType& theCollection) const 00299 { 00300 #if !defined(XALAN_NO_NAMESPACES) 00301 using std::back_inserter; 00302 #endif 00303 00304 EnumerateDirectory(theDirectory, 00305 back_inserter(theCollection), 00306 m_filterPredicate, 00307 m_conversionFunction); 00308 } 00309 00310 private: 00311 00312 FilterPredicateType m_filterPredicate; 00313 StringConversionFunction m_conversionFunction; 00314 }; 00315 #endif 00316 00317 00318 #endif // DIRECTORY_ENUMERATOR_HEADER_GUARD_1357924680
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