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A PHP engine implemented in 100% Java
/*
* Copyright (c) 1998-2012 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source 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.
*
* Resin Open Source 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, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.quercus.expr;
import com.caucho.quercus.Location;
import com.caucho.quercus.QuercusExitException;
import com.caucho.quercus.env.Env;
import com.caucho.quercus.env.Value;
import java.io.IOException;
/**
* Represents the exit expression
*/
public class FunExitExpr extends Expr {
protected final Expr _value;
public FunExitExpr(Location location, Expr value)
{
super(location);
_value = value;
}
public FunExitExpr(Location location)
{
super(location);
_value = null;
}
public FunExitExpr(Expr value)
{
_value = value;
}
public FunExitExpr()
{
_value = null;
}
/**
* Evaluates the expression.
*
* @param env the calling environment.
*
* @return the expression value.
*/
public Value eval(Env env)
{
if (_value != null) {
Value msg = _value.eval(env);
return env.exit(msg);
}
else
return env.exit();
}
}