/*
* XNap
*
* A pure java file sharing client.
*
* See AUTHORS for copyright information.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
package xnap.util;
import xnap.util.event.*;
import java.io.*;
import java.util.Properties;
import org.apache.log4j.Appender;
import org.apache.log4j.BasicConfigurator;
import org.apache.log4j.ConsoleAppender;
import org.apache.log4j.Level;
import org.apache.log4j.Logger;
import org.apache.log4j.PatternLayout;
import org.apache.log4j.PropertyConfigurator;
import org.apache.log4j.WriterAppender;
import org.apache.log4j.varia.LevelMatchFilter;
public class Debug {
//--- Constant(s) ---
//--- Data Field(s) ---
private static Logger logger = Logger.getLogger("xnap");
private static File errorFile;
//--- Method(s) ---
public static File getErrorFile()
{
return errorFile;
}
public static long getErrorFileSize()
{
// this might fail on some systems because the length of open
// files might always be 0
return (errorFile != null) ? errorFile.length() : 0;
}
/**
* Initializes the debug environment. Should be called as early as
* possible.
*/
public static void init(File prefsFile, Level level)
{
if (level != Level.OFF && prefsFile.canRead()) {
FileInputStream in = null;
try {
in = new FileInputStream(prefsFile);
Properties p = new Properties();
p.load(in);
PropertyConfigurator.configure(p);
}
catch (FileNotFoundException e) {
}
catch (IOException e) {
}
finally {
try {
if (in != null) {
in.close();
}
}
catch (IOException e) {
}
}
}
else {
// ConsoleAppender seems broken as of log4j 1.3beta3
//ConsoleAppender ca = new ConsoleAppender();
//ca.setTarget("System.out");
//ca.setLayout(new PatternLayout("%-5p [%t] %m%n"));
WriterAppender ca = new WriterAppender
(new PatternLayout("%-5p [%t] %m%n"), System.out);
ca.setName("Default");
Logger.getRootLogger().addAppender(ca);
Logger.getRootLogger().setLevel(level);
}
}
public static void setErrorFile(File f)
{
errorFile = f;
try {
System.setErr(new PrintStream(new FileOutputStream(f)));
}
catch (IOException e) {
}
}
public static void log(Object o)
{
logger.info(o);
}
public static void warn(Object o)
{
logger.warn(o);
}
}