001/*
002  GRANITE DATA SERVICES
003  Copyright (C) 2011 GRANITE DATA SERVICES S.A.S.
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
021package org.granite.generator.ant;
022
023import java.io.PrintWriter;
024import java.io.StringWriter;
025
026import org.apache.tools.ant.Project;
027import org.apache.tools.ant.Task;
028import org.granite.generator.Input;
029import org.granite.generator.Listener;
030import org.granite.generator.Output;
031
032/**
033 * @author Franck WOLFF
034 */
035public class AntListener implements Listener {
036
037    private final Task task;
038
039    public AntListener(Task task) {
040        this.task = task;
041    }
042
043        @Override
044        public void generating(Input<?> input, Output<?> output) {
045                log("  Generating: " + output.getDescription() + " (" + output.getMessage() + ")", Project.MSG_INFO, null);
046        }
047
048        @Override
049        public void generating(String file, String message) {
050                log("  Generating: " + file + " (" + message + ")", Project.MSG_INFO, null);
051        }
052
053        @Override
054        public void removing(Input<?> input, Output<?> output) {
055        }
056
057        @Override
058        public void removing(String file, String message) {
059        }
060
061        @Override
062        public void skipping(Input<?> input, Output<?> output) {
063                log("  Skipping: " + output.getDescription() + " (" + output.getMessage() + ")", Project.MSG_DEBUG, null);
064        }
065
066        @Override
067        public void skipping(String file, String message) {
068                log("  Skipping: " + file + " (" + message + ")", Project.MSG_DEBUG, null);
069        }
070
071        @Override
072        public void debug(String message) {
073        log(message, Project.MSG_DEBUG, null);
074        }
075
076        @Override
077        public void debug(String message, Throwable t) {
078        log(message, Project.MSG_DEBUG, t);
079        }
080
081    @Override
082        public void info(String message) {
083        log(message, Project.MSG_INFO, null);
084    }
085    @Override
086        public void info(String message, Throwable t) {
087        log(message, Project.MSG_INFO, t);
088    }
089
090    @Override
091        public void warn(String message) {
092        log(message, Project.MSG_WARN, null);
093    }
094    @Override
095        public void warn(String message, Throwable t) {
096        log(message, Project.MSG_WARN, t);
097    }
098
099    @Override
100        public void error(String message) {
101        log(message, Project.MSG_ERR, null);
102    }
103    @Override
104        public void error(String message, Throwable t) {
105        log(message, Project.MSG_ERR, t);
106    }
107
108    private void log(String message, int level, Throwable t) {
109        if (t != null)
110            message += "\n" + getStackTrace(t);
111        task.log(message, level);
112    }
113
114    private static String getStackTrace(Throwable t) {
115        StringWriter sw = new StringWriter();
116        PrintWriter pw = new PrintWriter(sw);
117        t.printStackTrace(pw);
118        return sw.toString();
119    }
120}