00001 /* 00002 * The Apache Software License, Version 1.1 00003 * 00004 * 00005 * Copyright (c) 2000-2002 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 00058 #if !defined(ICUBRIDGE_COLLATIONCOMPAREFUNCTORIMPL_GUARD_1357924680) 00059 #define ICUBRIDGE_COLLATIONCOMPAREFUNCTORIMPL_GUARD_1357924680 00060 00061 00062 00063 #include <xalanc/ICUBridge/ICUBridgeDefinitions.hpp> 00064 00065 00066 00067 #include <list> 00068 00069 00070 00071 #include <xalanc/XSLT/StylesheetExecutionContextDefault.hpp> 00072 00073 00074 00075 #include <unicode/coll.h> 00076 00077 00078 00079 00080 XALAN_CPP_NAMESPACE_BEGIN 00081 00082 00083 00084 class XALAN_ICUBRIDGE_EXPORT ICUBridgeCollationCompareFunctorImpl : public StylesheetExecutionContextDefault::CollationCompareFunctor 00085 { 00086 public: 00087 00088 typedef StylesheetExecutionContextDefault::eCaseOrder eCaseOrder; 00089 00090 00096 ICUBridgeCollationCompareFunctorImpl(bool fCacheCollators = false); 00097 00098 ~ICUBridgeCollationCompareFunctorImpl(); 00099 00100 int 00101 operator()( 00102 const XalanDOMChar* theLHS, 00103 const XalanDOMChar* theRHS, 00104 eCaseOrder theCaseOrder = StylesheetExecutionContextDefault::eDefault) const; 00105 00106 int 00107 operator()( 00108 const XalanDOMChar* theLHS, 00109 const XalanDOMChar* theRHS, 00110 const XalanDOMChar* theLocale, 00111 eCaseOrder theCaseOrder = StylesheetExecutionContextDefault::eDefault) const; 00112 00113 bool 00114 isValid() const 00115 { 00116 return m_isValid; 00117 } 00118 00119 #if defined(XALAN_HAS_CPP_NAMESPACE) 00120 typedef U_ICU_NAMESPACE::Collator CollatorType; 00121 #else 00122 typedef Collator CollatorType; 00123 #endif 00124 00125 struct CollationCacheStruct 00126 { 00127 CollationCacheStruct( 00128 const XalanDOMString& theLocale, 00129 CollatorType* theCollator) : 00130 m_locale(theLocale), 00131 m_collator(theCollator) 00132 { 00133 } 00134 00135 CollationCacheStruct() : 00136 m_locale(), 00137 m_collator(0) 00138 { 00139 } 00140 00141 void 00142 swap(CollationCacheStruct& theOther) 00143 { 00144 m_locale.swap(theOther.m_locale); 00145 00146 CollatorType* const theTemp = m_collator; 00147 00148 m_collator = theOther.m_collator; 00149 00150 theOther.m_collator = theTemp; 00151 } 00152 00153 #if defined(XALAN_NO_SELECTIVE_TEMPLATE_INSTANTIATION) 00154 bool 00155 operator<(const CollationCacheStruct& theRHS) const 00156 { 00157 return this < &theRHS; 00158 } 00159 00160 bool 00161 operator==(const CollationCacheStruct& theRHS) const 00162 { 00163 return this == &theRHS; 00164 } 00165 #endif 00166 00167 XalanDOMString m_locale; 00168 00169 CollatorType* m_collator; 00170 00171 struct CollatorDeleteFunctor 00172 { 00173 void 00174 operator()(CollationCacheStruct& theStruct) const 00175 { 00176 delete theStruct.m_collator; 00177 } 00178 }; 00179 00180 struct CollatorFindFunctor 00181 { 00182 CollatorFindFunctor(const XalanDOMChar* theLocale) : 00183 m_locale(theLocale) 00184 { 00185 } 00186 00187 bool 00188 operator()(CollationCacheStruct& theStruct) const 00189 { 00190 return XalanDOMString::equals(theStruct.m_locale ,m_locale); 00191 } 00192 00193 const XalanDOMChar* const m_locale; 00194 }; 00195 }; 00196 00197 #if defined(XALAN_NO_STD_NAMESPACE) 00198 typedef list<CollationCacheStruct> CollatorCacheListType; 00199 #else 00200 typedef std::list<CollationCacheStruct> CollatorCacheListType; 00201 #endif 00202 00203 enum { eCacheMax = 10 }; 00204 00205 private: 00206 00207 int 00208 doDefaultCompare( 00209 const XalanDOMChar* theLHS, 00210 const XalanDOMChar* theRHS) const; 00211 00212 int 00213 doCompare( 00214 const XalanDOMChar* theLHS, 00215 const XalanDOMChar* theRHS, 00216 const XalanDOMChar* theLocale, 00217 eCaseOrder theCaseOrder) const; 00218 00219 int 00220 doCompareCached( 00221 const XalanDOMChar* theLHS, 00222 const XalanDOMChar* theRHS, 00223 const XalanDOMChar* theLocale, 00224 eCaseOrder theCaseOrder) const; 00225 00226 int 00227 doCompare( 00228 const CollatorType& theCollator, 00229 const XalanDOMChar* theLHS, 00230 const XalanDOMChar* theRHS) const; 00231 00232 int 00233 doCompare( 00234 CollatorType& theCollator, 00235 const XalanDOMChar* theLHS, 00236 const XalanDOMChar* theRHS, 00237 eCaseOrder theCaseOrder) const; 00238 00239 CollatorType* 00240 getCachedCollator(const XalanDOMChar* theLocale) const; 00241 00242 void 00243 cacheCollator( 00244 CollatorType* theCollator, 00245 const XalanDOMChar* theLocale) const; 00246 00247 00248 // Data members... 00249 bool m_isValid; 00250 00251 CollatorType* m_defaultCollator; 00252 00253 XalanDOMString m_defaultCollatorLocaleName; 00254 00255 bool m_cacheCollators; 00256 00257 mutable CollatorCacheListType m_collatorCache; 00258 00259 static const StylesheetExecutionContextDefault::DefaultCollationCompareFunctor s_defaultFunctor; 00260 }; 00261 00262 00263 00264 XALAN_CPP_NAMESPACE_END 00265 00266 00267 00268 #endif // ICUBRIDGE_COLLATIONCOMPAREFUNCTORIMPL_GUARD_1357924680
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