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 * $ Id: $ 00058 * 00059 */ 00060 00061 #if !defined(XALAN_NAMESPACESHANDLER_HEADER_GUARD) 00062 #define XALAN_NAMESPACESHANDLER_HEADER_GUARD 00063 00064 00065 00066 // Base include file. Must be first. 00067 #include <xalanc/XSLT/XSLTDefinitions.hpp> 00068 00069 00070 00071 #include <map> 00072 #include <set> 00073 #include <vector> 00074 00075 00076 00077 #include <xalanc/PlatformSupport/DOMStringHelper.hpp> 00078 00079 00080 00081 #include <xalanc/XPath/NameSpace.hpp> 00082 #include <xalanc/XPath/XalanQName.hpp> 00083 00084 00085 00086 XALAN_CPP_NAMESPACE_BEGIN 00087 00088 00089 00090 class StylesheetConstructionContext; 00091 class StylesheetExecutionContext; 00092 00093 00094 00095 class XALAN_XSLT_EXPORT NamespacesHandler 00096 { 00097 public: 00098 00099 class PrefixChecker 00100 { 00101 public: 00102 00103 PrefixChecker(); 00104 00105 virtual 00106 ~PrefixChecker(); 00107 00108 virtual bool 00109 isActive(const XalanDOMString& thePrefix) const = 0; 00110 }; 00111 00112 class XALAN_XSLT_EXPORT Namespace 00113 { 00114 public: 00115 00116 Namespace() : 00117 m_prefix(&s_emptyString), 00118 m_uri(&s_emptyString) 00119 { 00120 } 00121 00122 Namespace( 00123 const XalanDOMString& prefix, 00124 const XalanDOMString& uri) : 00125 m_prefix(&prefix), 00126 m_uri(&uri) 00127 { 00128 } 00129 00135 const XalanDOMString& 00136 getPrefix() const 00137 { 00138 assert(m_prefix != 0); 00139 00140 return *m_prefix; 00141 } 00142 00148 void 00149 setPrefix(const XalanDOMString& prefix) 00150 { 00151 m_prefix = &prefix; 00152 } 00153 00159 const XalanDOMString& 00160 getURI() const 00161 { 00162 assert(m_uri != 0); 00163 00164 return *m_uri; 00165 } 00166 00172 void 00173 setURI(const XalanDOMString& uri) 00174 { 00175 m_uri = &uri; 00176 } 00177 00178 protected: 00179 00180 static const XalanDOMString s_emptyString; 00181 00182 private: 00183 00184 const XalanDOMString* m_prefix; 00185 00186 const XalanDOMString* m_uri; 00187 }; 00188 00189 class XALAN_XSLT_EXPORT NamespaceExtended : public Namespace 00190 { 00191 public: 00192 00193 NamespaceExtended() : 00194 Namespace(), 00195 m_resultAttributeName(&s_emptyString) 00196 { 00197 } 00198 00199 NamespaceExtended( 00200 const XalanDOMString& prefix, 00201 const XalanDOMString& uri) : 00202 Namespace(prefix, uri), 00203 m_resultAttributeName(&s_emptyString) 00204 { 00205 } 00206 00212 const XalanDOMString& 00213 getResultAttributeName() const 00214 { 00215 assert(m_resultAttributeName != 0); 00216 00217 return *m_resultAttributeName; 00218 } 00219 00225 void 00226 setResultAttributeName(const XalanDOMString& name) 00227 { 00228 m_resultAttributeName = &name; 00229 } 00230 00231 private: 00232 00233 const XalanDOMString* m_resultAttributeName; 00234 }; 00235 00236 typedef XalanQName::NamespaceVectorType NamespaceVectorType; 00237 typedef XalanQName::NamespacesStackType NamespacesStackType; 00238 00239 #if defined(XALAN_NO_STD_NAMESPACE) 00240 typedef vector<Namespace> NamespacesVectorType; 00241 00242 typedef vector<NamespaceExtended> NamespaceExtendedVectorType; 00243 00244 typedef map<const XalanDOMString*, 00245 const XalanDOMString*, 00246 DOMStringPointerLessThanFunction> ExcludedResultPrefixesMapType; 00247 00248 typedef map<const XalanDOMString*, 00249 NamespaceExtended, 00250 DOMStringPointerLessThanFunction> NamespacesMapType; 00251 00252 typedef map<const XalanDOMString*, 00253 const XalanDOMString*, 00254 DOMStringPointerLessThanFunction> NamespaceAliasesMapType; 00255 00256 typedef vector<const XalanDOMString*> XalanDOMStringPointerVectorType; 00257 #else 00258 typedef std::vector<Namespace> NamespacesVectorType; 00259 00260 typedef std::vector<NamespaceExtended> NamespaceExtendedVectorType; 00261 00262 typedef std::map<const XalanDOMString*, 00263 const XalanDOMString*, 00264 DOMStringPointerLessThanFunction> ExcludedResultPrefixesMapType; 00265 00266 typedef std::map<const XalanDOMString*, 00267 NamespaceExtended, 00268 DOMStringPointerLessThanFunction> NamespacesMapType; 00269 00270 typedef std::map<const XalanDOMString*, 00271 const XalanDOMString*, 00272 DOMStringPointerLessThanFunction> NamespaceAliasesMapType; 00273 00274 typedef std::vector<const XalanDOMString*> XalanDOMStringPointerVectorType; 00275 #endif 00276 00280 explicit 00281 NamespacesHandler(); 00282 00292 NamespacesHandler( 00293 StylesheetConstructionContext& theConstructionContext, 00294 const NamespacesHandler& stylesheetNamespacesHandler, 00295 const NamespacesStackType& theCurrentNamespaces, 00296 const XalanDOMString& theXSLTNamespaceURI); 00297 00298 ~NamespacesHandler(); 00299 00307 void 00308 processExcludeResultPrefixes( 00309 StylesheetConstructionContext& theConstructionContext, 00310 const XalanDOMChar* theValue, 00311 const NamespacesStackType& theCurrentNamespaces); 00312 00320 void 00321 processExtensionElementPrefixes( 00322 StylesheetConstructionContext& theConstructionContext, 00323 const XalanDOMChar* theValue, 00324 const NamespacesStackType& theCurrentNamespaces); 00325 00335 void 00336 postConstruction( 00337 StylesheetConstructionContext& theConstructionContext, 00338 bool fProcessNamespaceAliases = true, 00339 const XalanDOMString& theElementName = XalanDOMString(), 00340 const NamespacesHandler* parentNamespacesHandler = 0, 00341 const PrefixChecker* prefixChecker = 0); 00342 00343 NamespacesHandler& 00344 operator=(const NamespacesHandler& theRHS); 00345 00353 bool 00354 shouldExcludeResultNamespaceNode( 00355 const XalanDOMString& theXSLTNamespaceURI, 00356 const XalanDOMString& theURI) const; 00357 00364 void 00365 addExtensionNamespaceURI( 00366 StylesheetConstructionContext& theConstructionContext, 00367 const XalanDOMString& theURI); 00368 00375 const XalanDOMString* 00376 getNamespace(const XalanDOMString& thePrefix) const; 00377 00384 const XalanDOMString* 00385 getNamespaceAlias(const XalanDOMString& theStylesheetNamespace) const; 00386 00394 void 00395 setNamespaceAlias( 00396 StylesheetConstructionContext& theConstructionContext, 00397 const XalanDOMString& theStylesheetNamespace, 00398 const XalanDOMString& theResultNamespace); 00399 00405 void 00406 copyNamespaceAliases(const NamespacesHandler& parentNamespacesHandler); 00407 00414 void 00415 outputResultNamespaces( 00416 StylesheetExecutionContext& theExecutionContext, 00417 bool supressDefault = false) const; 00418 00422 void 00423 clear(); 00424 00430 void 00431 swap(NamespacesHandler& theOther); 00432 00433 NamespacesMapType::size_type 00434 getNamespaceDeclarationsCount() const 00435 { 00436 return m_namespaceDeclarations.size(); 00437 } 00438 00439 private: 00440 00446 void 00447 createResultAttributeNames(StylesheetConstructionContext& theConstructionContext); 00448 00456 void 00457 processExcludeResultPrefixes( 00458 StylesheetConstructionContext& theConstructionContext, 00459 const XalanDOMString& theElementPrefix, 00460 const PrefixChecker* prefixChecker); 00461 00465 void 00466 processNamespaceAliases(); 00467 00473 void 00474 copyNamespaceAliases(const NamespaceAliasesMapType& theNamespaceAliases); 00475 00481 void 00482 copyExtensionNamespaceURIs(const XalanDOMStringPointerVectorType& theExtensionNamespaceURIs); 00483 00489 void 00490 copyExcludeResultPrefixes(const NamespacesVectorType& theExcludeResultPrefixes); 00491 00499 bool 00500 isExcludedNamespaceURI(const XalanDOMString& theNamespaceURI) const; 00501 00508 bool 00509 isExtensionNamespaceURI(const XalanDOMString& theNamespaceURI) const 00510 { 00511 return findString(theNamespaceURI, m_extensionNamespaceURIs); 00512 } 00513 00520 static bool 00521 findString( 00522 const XalanDOMString& theString, 00523 const XalanDOMStringPointerVectorType& theVector); 00524 00525 00526 // Not implemented... 00527 bool 00528 operator==(const NamespacesHandler&) const; 00529 00530 00531 // Data members... 00532 NamespacesVectorType m_excludedResultPrefixes; 00533 00534 NamespaceExtendedVectorType m_namespaceDeclarations; 00535 00536 XalanDOMStringPointerVectorType m_extensionNamespaceURIs; 00537 00538 NamespaceAliasesMapType m_namespaceAliases; 00539 }; 00540 00541 00542 00543 XALAN_CPP_NAMESPACE_END 00544 00545 00546 00547 #endif // XALAN_NAMESPACESHANDLER_HEADER_GUARD
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Xalan-C++ XSLT Processor Version 1.6 |
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