001/**
002 *   GRANITE DATA SERVICES
003 *   Copyright (C) 2006-2013 GRANITE DATA SERVICES S.A.S.
004 *
005 *   This file is part of the Granite Data Services Platform.
006 *
007 *   Granite Data Services is free software; you can redistribute it and/or
008 *   modify it under the terms of the GNU Lesser General Public
009 *   License as published by the Free Software Foundation; either
010 *   version 2.1 of the License, or (at your option) any later version.
011 *
012 *   Granite Data Services is distributed in the hope that it will be useful,
013 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
014 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
015 *   General Public License for more details.
016 *
017 *   You should have received a copy of the GNU Lesser General Public
018 *   License along with this library; if not, write to the Free Software
019 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
020 *   USA, or see <http://www.gnu.org/licenses/>.
021 */
022
023package org.granite.generator.ant;
024
025import java.io.PrintWriter;
026import java.io.StringWriter;
027
028import org.apache.tools.ant.Project;
029import org.apache.tools.ant.Task;
030import org.granite.generator.Input;
031import org.granite.generator.Listener;
032import org.granite.generator.Output;
033
034/**
035 * @author Franck WOLFF
036 */
037public class AntListener implements Listener {
038
039    private final Task task;
040
041    public AntListener(Task task) {
042        this.task = task;
043    }
044
045        @Override
046        public void generating(Input<?> input, Output<?> output) {
047                log("  Generating: " + output.getDescription() + " (" + output.getMessage() + ")", Project.MSG_INFO, null);
048        }
049
050        @Override
051        public void generating(String file, String message) {
052                log("  Generating: " + file + " (" + message + ")", Project.MSG_INFO, null);
053        }
054
055        @Override
056        public void removing(Input<?> input, Output<?> output) {
057        }
058
059        @Override
060        public void removing(String file, String message) {
061        }
062
063        @Override
064        public void skipping(Input<?> input, Output<?> output) {
065                log("  Skipping: " + output.getDescription() + " (" + output.getMessage() + ")", Project.MSG_DEBUG, null);
066        }
067
068        @Override
069        public void skipping(String file, String message) {
070                log("  Skipping: " + file + " (" + message + ")", Project.MSG_DEBUG, null);
071        }
072
073        @Override
074        public void debug(String message) {
075        log(message, Project.MSG_DEBUG, null);
076        }
077
078        @Override
079        public void debug(String message, Throwable t) {
080        log(message, Project.MSG_DEBUG, t);
081        }
082
083    @Override
084        public void info(String message) {
085        log(message, Project.MSG_INFO, null);
086    }
087    @Override
088        public void info(String message, Throwable t) {
089        log(message, Project.MSG_INFO, t);
090    }
091
092    @Override
093        public void warn(String message) {
094        log(message, Project.MSG_WARN, null);
095    }
096    @Override
097        public void warn(String message, Throwable t) {
098        log(message, Project.MSG_WARN, t);
099    }
100
101    @Override
102        public void error(String message) {
103        log(message, Project.MSG_ERR, null);
104    }
105    @Override
106        public void error(String message, Throwable t) {
107        log(message, Project.MSG_ERR, t);
108    }
109
110    private void log(String message, int level, Throwable t) {
111        if (t != null)
112            message += "\n" + getStackTrace(t);
113        task.log(message, level);
114    }
115
116    private static String getStackTrace(Throwable t) {
117        StringWriter sw = new StringWriter();
118        PrintWriter pw = new PrintWriter(sw);
119        t.printStackTrace(pw);
120        return sw.toString();
121    }
122}