001/**
002 *   GRANITE DATA SERVICES
003 *   Copyright (C) 2006-2014 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 */
022package org.granite.generator.ant;
023
024import java.io.PrintWriter;
025import java.io.StringWriter;
026
027import org.apache.tools.ant.Project;
028import org.apache.tools.ant.Task;
029import org.granite.generator.Input;
030import org.granite.generator.Listener;
031import org.granite.generator.Output;
032
033/**
034 * @author Franck WOLFF
035 */
036public class AntListener implements Listener {
037
038    private final Task task;
039
040    public AntListener(Task task) {
041        this.task = task;
042    }
043
044        @Override
045        public void generating(Input<?> input, Output<?> output) {
046                log("  Generating: " + output.getDescription() + " (" + output.getMessage() + ")", Project.MSG_INFO, null);
047        }
048
049        @Override
050        public void generating(String file, String message) {
051                log("  Generating: " + file + " (" + message + ")", Project.MSG_INFO, null);
052        }
053
054        @Override
055        public void removing(Input<?> input, Output<?> output) {
056        }
057
058        @Override
059        public void removing(String file, String message) {
060        }
061
062        @Override
063        public void skipping(Input<?> input, Output<?> output) {
064                log("  Skipping: " + output.getDescription() + " (" + output.getMessage() + ")", Project.MSG_DEBUG, null);
065        }
066
067        @Override
068        public void skipping(String file, String message) {
069                log("  Skipping: " + file + " (" + message + ")", Project.MSG_DEBUG, null);
070        }
071
072        @Override
073        public void debug(String message) {
074        log(message, Project.MSG_DEBUG, null);
075        }
076
077        @Override
078        public void debug(String message, Throwable t) {
079        log(message, Project.MSG_DEBUG, t);
080        }
081
082    @Override
083        public void info(String message) {
084        log(message, Project.MSG_INFO, null);
085    }
086    @Override
087        public void info(String message, Throwable t) {
088        log(message, Project.MSG_INFO, t);
089    }
090
091    @Override
092        public void warn(String message) {
093        log(message, Project.MSG_WARN, null);
094    }
095    @Override
096        public void warn(String message, Throwable t) {
097        log(message, Project.MSG_WARN, t);
098    }
099
100    @Override
101        public void error(String message) {
102        log(message, Project.MSG_ERR, null);
103    }
104    @Override
105        public void error(String message, Throwable t) {
106        log(message, Project.MSG_ERR, t);
107    }
108
109    private void log(String message, int level, Throwable t) {
110        if (t != null)
111            message += "\n" + getStackTrace(t);
112        task.log(message, level);
113    }
114
115    private static String getStackTrace(Throwable t) {
116        StringWriter sw = new StringWriter();
117        PrintWriter pw = new PrintWriter(sw);
118        t.printStackTrace(pw);
119        return sw.toString();
120    }
121}