/*
* Copyright (c) 1998-2011 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.amber.expr;
import com.caucho.amber.query.FromItem;
import com.caucho.amber.type.AmberType;
import com.caucho.amber.type.BeanType;
import com.caucho.util.CharBuffer;
/**
* Bound identifier expression.
*/
public class ElementCollectionIdExpr extends CollectionIdExpr {
private ElementCollectionExpr _path;
/**
* Creates a new unbound id expression.
*/
public ElementCollectionIdExpr(FromItem fromItem, ElementCollectionExpr path)
{
super(fromItem, path);
_path = path;
}
/**
* Returns the entity class.
*/
public BeanType getTargetType()
{
return _path.getTargetType();
}
/**
* Creates a load expression.
*/
@Override
public LoadExpr createLoad()
{
return new LoadBasicExpr(this);
}
/**
* Generates the select expression.
*/
@Override
public void generateSelect(CharBuffer cb)
{
_path.generateSelect(cb);
}
}