DLengthExpr.java example

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soot-master
/* Soot - a J*va Optimization Framework
 * Copyright (C) 2003 Jerome Miecznikowski
 *
 * This library 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 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

package soot.dava.internal.javaRep;

import soot.*;
import soot.grimp.*;
import soot.jimple.internal.*;

public class DLengthExpr extends AbstractLengthExpr implements Precedence
{
    public DLengthExpr(Value op)
    {
        super(Grimp.v().newObjExprBox(op));
    }

    public int getPrecedence() { return 950; }
      
    public Object clone() 
    {
        return new DLengthExpr(Grimp.cloneIfNecessary(getOp()));
    }

    public void toString( UnitPrinter up ) {
        if( PrecedenceTest.needsBrackets( getOpBox(), this ) ) up.literal("(");
        getOpBox().toString(up);
        if( PrecedenceTest.needsBrackets( getOpBox(), this ) ) up.literal(")");
        up.literal(".");
        up.literal("length");
    }

    public String toString()
    {
        StringBuffer b = new StringBuffer();
        if( PrecedenceTest.needsBrackets( getOpBox(), this ) ) b.append("(");
        b.append(getOpBox().getValue().toString());
        if( PrecedenceTest.needsBrackets( getOpBox(), this ) ) b.append(")");
        b.append(".length");

        return b.toString();
    }
}