/***************************************************************************
* Copyright (C) by Fabrizio Montesi *
* *
* This program 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 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 Library 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. *
* *
* For details about the authors of this software, see the AUTHORS file. *
***************************************************************************/
package jolie.process;
import jolie.ExecutionThread;
import jolie.runtime.ExitingException;
import jolie.runtime.FaultException;
import jolie.runtime.expression.Expression;
public class WhileProcess implements Process
{
private final Expression condition;
private final Process process;
public WhileProcess( Expression condition, Process process )
{
this.condition = condition;
this.process = process;
}
public Process clone( TransformationReason reason )
{
return new WhileProcess(
condition.cloneExpression( reason ),
process.clone( reason )
);
}
public void run()
throws FaultException, ExitingException
{
if ( ExecutionThread.currentThread().isKilled() ) {
return;
}
while( condition.evaluate().boolValue() ) {
process.run();
if ( ExecutionThread.currentThread().isKilled() ) {
return;
}
}
}
public boolean isKillable()
{
return true;
}
}