/*
* Copyright (c) 1998-2010 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.marshal;
import com.caucho.quercus.env.BooleanValue;
import com.caucho.quercus.env.Env;
import com.caucho.quercus.env.Value;
import com.caucho.quercus.expr.Expr;
public class NullAsFalseMarshal extends Marshal
{
protected Marshal _marshal;
public NullAsFalseMarshal(Marshal marshal)
{
_marshal = marshal;
}
public boolean isBoolean()
{
return _marshal.isBoolean();
}
public boolean isString()
{
return _marshal.isString();
}
public boolean isLong()
{
return _marshal.isLong();
}
public boolean isDouble()
{
return _marshal.isDouble();
}
public boolean isReadOnly()
{
return _marshal.isReadOnly();
}
public boolean isReference()
{
return _marshal.isReference();
}
public Object marshal(Env env, Expr expr, Class argClass)
{
return _marshal.marshal(env, expr, argClass);
}
public Object marshal(Env env, Value value, Class argClass)
{
return _marshal.marshal(env, value, argClass);
}
public Value unmarshal(Env env, Object value)
{
// php/1427
if (value == null) {
return BooleanValue.FALSE;
}
Value result = _marshal.unmarshal(env, value);
return (result == null || result.isNull()) ? BooleanValue.FALSE : result;
}
public String toString()
{
return "NullAsFalseMarshal[" + _marshal + "]";
}
}