default_content_handler.h

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00001 /*
00002  * Copyright 2006-2008 The FLWOR Foundation.
00003  *
00004  * Licensed under the Apache License, Version 2.0 (the "License");
00005  * you may not use this file except in compliance with the License.
00006  * You may obtain a copy of the License at
00007  * 
00008  * http://www.apache.org/licenses/LICENSE-2.0
00009  *
00010  * Unless required by applicable law or agreed to in writing, software
00011  * distributed under the License is distributed on an "AS IS" BASIS,
00012  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  * See the License for the specific language governing permissions and
00014  * limitations under the License.
00015  */
00016 #ifndef ZORBA_DEFAULT_CONTENT_HANDLER_API_H
00017 #define ZORBA_DEFAULT_CONTENT_HANDLER_API_H
00018 
00019 #include <zorba/sax2.h>
00020 
00021 namespace zorba{
00022   
00023   /** \brief A default content handler class implementing the SAX2_ContentHandler and
00024    *         SAX2_LexicalHandler interfaces with all functions being implemented and doing
00025    *         nothing.
00026    *
00027    * See SAX2_ContentHandler for a documentation.
00028    */
00029 
00030   class DefaultContentHandler: public SAX2_ContentHandler,
00031                                public SAX2_LexicalHandler
00032   {
00033     public:
00034       virtual 
00035       ~DefaultContentHandler() {}
00036 
00037       void 
00038       startDocument() {}
00039 
00040       void 
00041       endDocument() {}
00042 
00043       void 
00044       startElement( const String &uri, const String &localname,
00045                     const String &qname, const SAX2_Attributes& aAttrs ) {}
00046     
00047       void
00048       endElement( const String &uri, const String &localname, const String &qname ) {}
00049     
00050       void
00051       characters( const String & text ) {}
00052     
00053       void
00054       processingInstruction( const String &target, const String &data ) {}
00055 
00056       void
00057       ignorableWhitespace( const String & whitespace ) {}
00058 
00059       void
00060       startPrefixMapping( const String  & prefix, const String  & uri ) {}
00061 
00062       void 
00063       endPrefixMapping( const String & prefix ) {}
00064 
00065       void 
00066       skippedEntity( const  String & name ) {}
00067   
00068       void elementDecl ( const String & name, const String & model ) {}
00069 
00070       void attributeDecl ( const String & eName, const String & aName,
00071                            const String & type,  const String & mode,
00072                            const String & value ) {}
00073 
00074       void internalEntityDecl ( const String & name, const String & value ) {}
00075 
00076       void externalEntityDecl ( const String & name, const String & publicId,
00077                                 const String & systemId ) {}
00078 
00079       void notationDecl ( const String & name, const String & publicId, const String & systemId ) {}
00080 
00081       void unparsedEntityDecl ( const String & name, const String & publicId,
00082                                 const String & systemId, const String & notationName ) {}
00083 
00084       void resetDocType () {}
00085 
00086       void comment ( const String & chars ) {}
00087 
00088       void endCDATA () {}
00089 
00090       void endDTD () {}
00091 
00092       void endEntity ( const String & name ) {}
00093 
00094       void startCDATA () {}
00095 
00096       void startDTD ( const String & name, const String & publicId,
00097                       const String & systemId ) {}
00098 
00099       void startEntity ( const String & name ) {}
00100   };
00101 }//end of namespace
00102 #endif