package org.jacorb.util.tracing;
/*
* JacORB - a free Java ORB
*
* Copyright (C) 1999-2014 Gerald Brose / The JacORB Team.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
import java.util.Hashtable;
public class Timer
{
private final Hashtable tableTable;
public Timer()
{
tableTable = new Hashtable();
}
public void start(int rid, Object target)
{
try
{
Integer id = new Integer( rid );
Hashtable table = (Hashtable)tableTable.get( target );
if( table == null )
{
table = new Hashtable();
tableTable.put( target, table );
}
table.put( id, new Long( System.currentTimeMillis()));
}
catch( Exception e)
{
e.printStackTrace();
}
}
/**
* @return difference between start and stop time for
* request rif `
*/
public long stop(int rid, Object target)
{
long t = System.currentTimeMillis();
Hashtable table = (Hashtable)tableTable.get( target );
if( table == null )
{
throw new RuntimeException("errorin timer: no request table for object");
}
Long startTime =
(Long)table.remove( new Integer(rid ));
if( startTime != null )
{
return t - startTime.longValue();
}
return -1;
}
}