/*
* Copyright (C) 2012, Katy Hilgenberg
*
* This file is part of the SDCFramework (Sensor Data Collection Framework) project.
*
* The SDCFramework is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The SDCFramework 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the SDCFramework. If not, see <http://www.gnu.org/licenses/>.
*/
package de.unikassel.android.sdcframework.util;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.lang.Thread.UncaughtExceptionHandler;
import de.unikassel.android.sdcframework.util.facade.LogLevel;
/**
* A default handler for uncaught exceptions.
*
* @author Katy Hilgenberg
*
*/
public class DefaultUncaughtExceptionHandler implements
UncaughtExceptionHandler
{
/**
* the original Handler
*/
private UncaughtExceptionHandler orgHandler;
/**
* Constructor
*
* @param orgHandler
* the original handler
*/
public DefaultUncaughtExceptionHandler( UncaughtExceptionHandler orgHandler )
{
super();
this.orgHandler = orgHandler;
}
/*
* (non-Javadoc)
*
* @see
* java.lang.Thread.UncaughtExceptionHandler#uncaughtException(java.lang.Thread
* , java.lang.Throwable)
*/
@Override
public void uncaughtException( Thread thread, Throwable ex )
{
doLogUncaughtException( thread, ex );
// redirect to the original handler
orgHandler.uncaughtException( thread, ex );
}
/**
* Method to log the exception
*
* @param thread
* the thread
* @param ex
* the exception
*/
private void doLogUncaughtException( Thread thread, Throwable ex )
{
Throwable e = ex.fillInStackTrace();
StringWriter traceOut = new StringWriter();
e.printStackTrace( new PrintWriter( traceOut, true ) );
StringBuffer msg =
new StringBuffer( "Uncaught Exception: " ).append(
ex.getMessage() ).append( '\n' ).append( traceOut.toString() );
LogEvent logEvent =
new LogEvent( msg.toString(), LogLevel.ERROR,
TimeProvider.getInstance().getTimeStamp() );
LogfileManager logManager = LogfileManager.getInstance();
if ( logManager != null )
{
logManager.addLogEvent( logEvent );
try
{
Thread.sleep( 5000 );
}
catch ( InterruptedException e1 )
{}
}
}
}