| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #if !defined(XALANSOURCETREECONTENTHANDLER_HEADER_GUARD_1357924680) |
| #define XALANSOURCETREECONTENTHANDLER_HEADER_GUARD_1357924680 |
| |
| |
| |
| #include <xalanc/XalanSourceTree/XalanSourceTreeDefinitions.hpp> |
| |
| |
| |
| #include <xalanc/Include/XalanVector.hpp> |
| |
| |
| |
| #include <xercesc/sax/DocumentHandler.hpp> |
| #include <xercesc/sax/DTDHandler.hpp> |
| #include <xercesc/sax2/ContentHandler.hpp> |
| #include <xercesc/sax2/LexicalHandler.hpp> |
| |
| |
| |
| #include <xalanc/XalanDOM/XalanDOMString.hpp> |
| |
| |
| |
| namespace XERCES_CPP_NAMESPACE |
| { |
| class Attributes; |
| class AttributeList; |
| class ContentHandler; |
| class DTDHandler; |
| class LexicalHandler; |
| class Locator; |
| } |
| |
| |
| |
| namespace XALAN_CPP_NAMESPACE { |
| |
| |
| |
| using xercesc::Locator; |
| |
| |
| |
| typedef xercesc::Attributes AttributesType; |
| typedef xercesc::AttributeList AttributeListType; |
| typedef xercesc::ContentHandler ContentHandlerType; |
| typedef xercesc::DTDHandler DTDHandlerType; |
| typedef xercesc::LexicalHandler LexicalHandlerType; |
| typedef xercesc::Locator LocatorType; |
| |
| |
| |
| class XalanNode; |
| class XalanSourceTreeDocument; |
| class XalanSourceTreeElement; |
| |
| |
| |
| class XALAN_XALANSOURCETREE_EXPORT XalanSourceTreeContentHandler : |
| public ContentHandlerType, |
| public DTDHandlerType, |
| public LexicalHandlerType |
| { |
| public: |
| |
| typedef XalanVector<XalanSourceTreeElement*> ElementStackType; |
| typedef XalanVector<XalanNode*> LastChildStackType; |
| typedef XalanSize_t size_type; |
| |
| enum { eDefaultStackSize = 50, eDefaultTextBufferSize = 100 }; |
| |
| |
| // Constructor |
| explicit |
| XalanSourceTreeContentHandler( |
| MemoryManager& theManager, |
| XalanSourceTreeDocument* theDocument = 0, |
| bool fAccumulateText = true); |
| |
| virtual |
| ~XalanSourceTreeContentHandler(); |
| |
| |
| // Inherited from ContentHandler... |
| virtual void |
| characters( |
| const XMLCh* const chars, |
| const size_type length); |
| |
| virtual void |
| endDocument(); |
| |
| virtual void |
| endElement( |
| const XMLCh* const uri, |
| const XMLCh* const localname, |
| const XMLCh* const qname); |
| |
| virtual void |
| ignorableWhitespace( |
| const XMLCh* const chars, |
| const size_type length); |
| |
| virtual void |
| processingInstruction( |
| const XMLCh* const target, |
| const XMLCh* const data); |
| |
| virtual void |
| setDocumentLocator(const Locator* const locator); |
| |
| virtual void |
| startDocument(); |
| |
| virtual void |
| startElement( |
| const XMLCh* const uri, |
| const XMLCh* const localname, |
| const XMLCh* const qname, |
| const AttributesType& attrs); |
| |
| virtual void |
| startPrefixMapping( |
| const XMLCh* const prefix, |
| const XMLCh* const uri); |
| |
| virtual void |
| endPrefixMapping(const XMLCh* const prefix); |
| |
| |
| virtual void |
| skippedEntity(const XMLCh* const name); |
| |
| |
| // Inherited from DTDHandler... |
| |
| virtual void |
| notationDecl( |
| const XMLCh* const name, |
| const XMLCh* const publicId, |
| const XMLCh* const systemId); |
| |
| virtual void |
| unparsedEntityDecl( |
| const XMLCh* const name, |
| const XMLCh* const publicId, |
| const XMLCh* const systemId, |
| const XMLCh* const notationName); |
| |
| virtual void |
| resetDocType(); |
| |
| |
| // Inherited from LexicalHandler... |
| |
| virtual void |
| comment( |
| const XMLCh* const chars, |
| const size_type length); |
| |
| virtual void |
| endCDATA(); |
| |
| virtual void |
| endDTD(); |
| |
| virtual void |
| endEntity(const XMLCh* const name); |
| |
| virtual void |
| startCDATA(); |
| |
| virtual void |
| startDTD( |
| const XMLCh* const name, |
| const XMLCh* const publicId, |
| const XMLCh* const systemId); |
| |
| virtual void |
| startEntity(const XMLCh* const name); |
| |
| |
| // New to XalanSourceTreeContentHandler... |
| |
| XalanSourceTreeDocument* |
| getDocument() const |
| { |
| return m_document; |
| } |
| |
| void |
| setDocument(XalanSourceTreeDocument* theDocument); |
| |
| private: |
| |
| // Not implemented... |
| XalanSourceTreeContentHandler(const XalanSourceTreeContentHandler&); |
| |
| XalanSourceTreeContentHandler& |
| operator=(const XalanSourceTreeContentHandler&); |
| |
| bool |
| operator==(const XalanSourceTreeContentHandler&) const; |
| |
| // Helper functions... |
| XalanSourceTreeElement* |
| createElement( |
| const XMLCh* const uri, |
| const XMLCh* const localname, |
| const XMLCh* const qname, |
| const AttributesType& attrs, |
| XalanSourceTreeElement* theOwnerElement); |
| |
| void |
| processAccumulatedText(); |
| |
| void |
| doCharacters( |
| const XMLCh* chars, |
| size_type length); |
| |
| // Data members... |
| |
| // The current document we're building... |
| XalanSourceTreeDocument* m_document; |
| |
| // The current element... |
| XalanSourceTreeElement* m_currentElement; |
| |
| // Stack of elements... |
| ElementStackType m_elementStack; |
| |
| // The last child appended to the current element. This is |
| // an important optimization, because XalanSourceTreeElement |
| // does not have a pointer to its last child. Without this, |
| // appending a child becomes a linear search. |
| XalanNode* m_lastChild; |
| |
| // Stack of last children appended. There is a ono-to-one |
| // correspondance to the entries in m_elementStack. |
| LastChildStackType m_lastChildStack; |
| |
| // If true, the handler will accumulate text from calls to |
| // characters() until another event triggers the creation |
| // of the node. |
| const bool m_accumulateText; |
| |
| // A buffer to hold accumulated text. |
| XalanDOMString m_textBuffer; |
| |
| // A flag to determine if the DTD is being processed. |
| bool m_inDTD; |
| }; |
| |
| |
| |
| } |
| |
| |
| |
| #endif // #if !defined(XALANSOURCETREECONTENTHANDLER_HEADER_GUARD_1357924680) |