Mercurial > hg > graal-jvmci-8
view agent/src/share/classes/sun/jvm/hotspot/debugger/cdbg/LoadObjectComparator.java @ 17524:89152779163c
Merge with jdk8-b132
author | Gilles Duboscq <duboscq@ssw.jku.at> |
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date | Wed, 15 Oct 2014 11:59:32 +0200 |
parents | c18cbe5936b8 |
children |
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/* * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code 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 * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ package sun.jvm.hotspot.debugger.cdbg; import java.util.*; import sun.jvm.hotspot.debugger.*; // a comparator used to sort LoadObjects by base address public class LoadObjectComparator implements Comparator { public int compare(Object o1, Object o2) { LoadObject lo1 = (LoadObject) o1; LoadObject lo2 = (LoadObject) o2; Address base1 = lo1.getBase(); Address base2 = lo2.getBase(); long diff = base1.minus(base2); return (diff == 0)? 0 : ((diff < 0)? -1 : +1); } public boolean equals(Object o) { if (o == null || !(o instanceof LoadObjectComparator)) { return false; } return true; } }