/***************************************************************************
* 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.runtime;
import jolie.runtime.expression.Expression;
import jolie.process.TransformationReason;
public class InstallFixedVariablePath implements Expression
{
final private VariablePath path;
final private Value fixedEvaluation;
public InstallFixedVariablePath( VariablePath path )
{
this.path = path;
this.fixedEvaluation = null;
}
private InstallFixedVariablePath( Value fixedEvaluation )
{
this.path = null;
this.fixedEvaluation = fixedEvaluation;
}
public Expression cloneExpression( TransformationReason reason )
{
if ( reason instanceof HandlerInstallationReason ) {
return new InstallFixedVariablePath( Value.createDeepCopy( path.getValue() ) );
}
return new InstallFixedVariablePath( path );
}
public Value evaluate()
{
return fixedEvaluation;
}
}