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(FORMATTERTOSOURCETREE_HEADER_GUARD_1357924680) 00058 #define FORMATTERTOSOURCETREE_HEADER_GUARD_1357924680 00059 00060 00061 00062 // Base include file. Must be first. 00063 #include <xalanc/XalanSourceTree/XalanSourceTreeDefinitions.hpp> 00064 00065 00066 00067 #include <vector> 00068 00069 00070 00071 // Base class header file. 00072 #include <xalanc/PlatformSupport/FormatterListener.hpp> 00073 00074 00075 00076 #include <xalanc/XalanDOM/XalanDOMString.hpp> 00077 00078 00079 00080 XALAN_CPP_NAMESPACE_BEGIN 00081 00082 00083 00084 class PrefixResolver; 00085 class XalanNode; 00086 class XalanSourceTreeDocument; 00087 class XalanSourceTreeDocumentFragment; 00088 class XalanSourceTreeElement; 00089 00090 00091 00096 class XALAN_XALANSOURCETREE_EXPORT FormatterToSourceTree : public FormatterListener 00097 { 00098 public: 00099 00100 #if defined(XALAN_NO_STD_NAMESPACE) 00101 typedef vector<XalanSourceTreeElement*> ElementStackType; 00102 typedef vector<XalanNode*> LastChildStackType; 00103 #else 00104 typedef std::vector<XalanSourceTreeElement*> ElementStackType; 00105 typedef std::vector<XalanNode*> LastChildStackType; 00106 #endif 00107 00108 enum { eDefaultStackSize = 50, eDefaultTextBufferSize = 100 }; 00109 00113 static void 00114 initialize(); 00115 00119 static void 00120 terminate(); 00121 00122 00129 explicit 00130 FormatterToSourceTree(XalanSourceTreeDocument* theDocument = 0); 00131 00139 FormatterToSourceTree( 00140 XalanSourceTreeDocument* theDocument, 00141 XalanSourceTreeDocumentFragment* theDocumentFragment); 00142 00143 virtual 00144 ~FormatterToSourceTree(); 00145 00146 00147 XalanSourceTreeDocument* 00148 getDocument() const 00149 { 00150 return m_document; 00151 } 00152 00153 void 00154 setDocument(XalanSourceTreeDocument* theDocument) 00155 { 00156 m_document = theDocument; 00157 } 00158 00159 XalanSourceTreeDocumentFragment* 00160 getDocumentFragment() const 00161 { 00162 return m_documentFragment; 00163 } 00164 00165 void 00166 setDocumentFragment(XalanSourceTreeDocumentFragment* theDocumentFragment) 00167 { 00168 m_documentFragment = theDocumentFragment; 00169 } 00170 00171 XalanSourceTreeElement* 00172 getCurrentElement() const 00173 { 00174 return m_currentElement; 00175 } 00176 00177 void 00178 setCurrentElement(XalanSourceTreeElement* theElement) 00179 { 00180 m_currentElement = theElement; 00181 } 00182 00183 // These methods are inherited from DocumentHandler ... 00184 00185 virtual void 00186 charactersRaw( 00187 const XMLCh* const chars, 00188 const unsigned int length); 00189 00190 virtual void 00191 comment(const XMLCh* const data); 00192 00193 virtual void 00194 cdata( 00195 const XMLCh* const ch, 00196 const unsigned int length); 00197 00198 virtual void 00199 entityReference(const XMLCh* const name); 00200 00201 virtual void 00202 setDocumentLocator(const LocatorType* const locator); 00203 00204 virtual void 00205 startDocument(); 00206 00207 virtual void 00208 endDocument(); 00209 00210 virtual void 00211 startElement( 00212 const XMLCh* const name, 00213 AttributeListType& attrs); 00214 00215 virtual void 00216 endElement(const XMLCh* const name); 00217 00218 virtual void 00219 characters( 00220 const XMLCh* const chars, 00221 const unsigned int length); 00222 00223 virtual void 00224 ignorableWhitespace( 00225 const XMLCh* const chars, 00226 const unsigned int length); 00227 00228 virtual void 00229 processingInstruction( 00230 const XMLCh* const target, 00231 const XMLCh* const data); 00232 00233 virtual void 00234 resetDocument(); 00235 00236 private: 00237 00238 // Some utility functions... 00239 void 00240 processAccumulatedText(); 00241 00242 XalanSourceTreeElement* 00243 createElementNode( 00244 const XalanDOMChar* name, 00245 AttributeListType& attrs, 00246 XalanSourceTreeElement* theParentElement); 00247 00248 void 00249 doCharacters( 00250 const XalanDOMChar* chars, 00251 XalanDOMString::size_type length); 00252 00253 void 00254 doProcessingInstruction( 00255 const XalanDOMChar* target, 00256 const XalanDOMChar* data); 00257 00258 00259 // Data members... 00260 XalanSourceTreeDocument* m_document; 00261 00262 XalanSourceTreeDocumentFragment* m_documentFragment; 00263 00264 XalanSourceTreeElement* m_currentElement; 00265 00266 ElementStackType m_elementStack; 00267 00268 // The last child appended to the current element. This is 00269 // an important optimization, because XalanSourceTreeElement 00270 // does not have a pointer to it's last child. Without this, 00271 // appending a child becomes a linear search. 00272 XalanNode* m_lastChild; 00273 00274 // Stack of last children appended. There is a one-to-one 00275 // correspondance to the entries in m_elementStack. 00276 LastChildStackType m_lastChildStack; 00277 00278 XalanDOMString m_textBuffer; 00279 }; 00280 00281 00282 00283 XALAN_CPP_NAMESPACE_END 00284 00285 00286 00287 #endif // FORMATTERTOSOURCETREE_HEADER_GUARD_1357924680
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