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jode/jode/src/net/sf/jode/expr/ShiftOperator.java

40 lines
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/* ShiftOperator Copyright (C) 1998-2002 Jochen Hoenicke.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2, 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 Lesser General Public License
* along with this program; see the file COPYING.LESSER. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Id$
*/
package net.sf.jode.expr;
import net.sf.jode.type.Type;
/**
* ShiftOpcodes are special, because their second operand is an UIndex
*/
public class ShiftOperator extends BinaryOperator {
public ShiftOperator(Type type, int op) {
super(type, op);
}
public void updateSubTypes() {
subExpressions[0].setType(Type.tSubType(type));
subExpressions[1].setType(Type.tSubType(Type.tInt));
}
public void updateType() {
updateParentType(Type.tSuperType(subExpressions[0].getType()));
}
}