001    /*
002      GRANITE DATA SERVICES
003      Copyright (C) 2007-2010 ADEQUATE SYSTEMS SARL
004    
005      This file is part of Granite Data Services.
006    
007      Granite Data Services is free software; you can redistribute it and/or modify
008      it under the terms of the GNU Library General Public License as published by
009      the Free Software Foundation; either version 2 of the License, or (at your
010      option) any later version.
011    
012      Granite Data Services is distributed in the hope that it will be useful, but
013      WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
014      FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
015      for more details.
016    
017      You should have received a copy of the GNU Library General Public License
018      along with this library; if not, see <http://www.gnu.org/licenses/>.
019    */
020    
021    package org.granite.generator;
022    
023    /**
024     * @author Franck WOLFF
025     */
026    public interface Listener {
027    
028            public static final String MSG_FILE_NOT_EXISTS = "output file does not exist";
029            public static final String MSG_FILE_EXISTS_NO_OVER = "output file already exists and must not be overwritten";
030            public static final String MSG_FILE_OUTDATED = "output file is outdated";
031            public static final String MSG_FILE_UPTODATE = "output file is up-to-date";
032    
033            public void generating(Input<?> input, Output<?> output);
034            public void generating(String file, String message);
035            public void skipping(Input<?> input, Output<?> output);
036            public void skipping(String file, String message);
037            
038        public void debug(String message);
039        public void debug(String message, Throwable t);
040            
041        public void info(String message);
042        public void info(String message, Throwable t);
043    
044        public void warn(String message);
045        public void warn(String message, Throwable t);
046    
047        public void error(String message);
048        public void error(String message, Throwable t);
049    }