001    /*
002     * Copyright (c) 2007 Mozilla Foundation
003     *
004     * Permission is hereby granted, free of charge, to any person obtaining a 
005     * copy of this software and associated documentation files (the "Software"), 
006     * to deal in the Software without restriction, including without limitation 
007     * the rights to use, copy, modify, merge, publish, distribute, sublicense, 
008     * and/or sell copies of the Software, and to permit persons to whom the 
009     * Software is furnished to do so, subject to the following conditions:
010     *
011     * The above copyright notice and this permission notice shall be included in 
012     * all copies or substantial portions of the Software.
013     *
014     * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
015     * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
016     * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
017     * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
018     * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
019     * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
020     * DEALINGS IN THE SOFTWARE.
021     */
022    
023    package nu.validator.messages;
024    
025    import org.xml.sax.ContentHandler;
026    import org.xml.sax.SAXException;
027    
028    import nu.validator.messages.types.MessageType;
029    import nu.validator.source.SourceHandler;
030    
031    public abstract class MessageEmitter {
032    
033        public MessageEmitter() {
034        }
035    
036        public void startMessages(String documentUri, boolean willShowSource)
037                throws SAXException {
038    
039        }
040    
041        public void endMessages() throws SAXException {
042    
043        }
044    
045        public abstract void startMessage(MessageType type, String systemId,
046                int oneBasedFirstLine, int oneBasedFirstColumn,
047                int oneBasedLastLine, int oneBasedLastColumn, boolean exact)
048                throws SAXException;
049    
050        public abstract void endMessage() throws SAXException;
051    
052        public MessageTextHandler startText() throws SAXException {
053            return null;
054        }
055    
056        public void endText() throws SAXException {
057    
058        }
059    
060        public SourceHandler startSource() throws SAXException {
061            return null;
062        }
063    
064        public void endSource() throws SAXException {
065    
066        }
067    
068        public ContentHandler startElaboration() throws SAXException {
069            return null;
070        }
071    
072        public void endElaboration() throws SAXException {
073    
074        }
075    
076        public SourceHandler startFullSource() throws SAXException {
077            return null;
078        }
079    
080        public void endFullSource() throws SAXException {
081    
082        }
083    
084        public ResultHandler startResult() throws SAXException {
085            return null;        
086        }
087        
088        public void endResult() throws SAXException {
089            
090        }
091    }