jreversepro.revengine.JCaseComparator Maven / Gradle / Ivy
/*
@(#)JCaseComparator.java JReversePro - Java Decompiler / Disassembler.
* Copyright (C) 2000 2001 Karthik Kumar.
* EMail: [email protected]
*
* This program 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.
*
* 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 General Public License
* along with this program.If not, write to
* The Free Software Foundation, Inc.,
* 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
package jreversepro.revengine;
//import jreversepro.common.Helper;
import java.util.Comparator;
/**
* Comparator for comparing two case entries.
*
* @author Karthik Kumar.
*/
public class JCaseComparator implements Comparator {
/**
* @param o1 First Object to be compared.
* @param o2 Second object to be compared.
* @return 0 if both the case statements' target are equal.
* 1, if first target > second target.
* -1, otherwise.
*/
public int compare(Object o1, Object o2) {
if (!(o1 instanceof JCaseEntry) || !(o2 instanceof JCaseEntry)) {
return 0;
}
JCaseEntry e1 = (JCaseEntry) o1;
JCaseEntry e2 = (JCaseEntry) o2;
int exec1 = e1.getTarget();
int exec2 = e2.getTarget();
return Integer.compare(exec1, exec2);
}
/**
* @param obj Object to be compared.
* @return true, if the object is JCaseEntry.
* false, otherwise.
*/
public boolean equals(Object obj) {
return obj instanceof JCaseEntry;
}
}