Mercurial > hg > truffle
view src/share/tools/IdealGraphVisualizer/Data/src/com/sun/hotspot/igv/data/Event.java @ 220:30369db7f5d2
6604014: add support for ideal graph visualizer
Reviewed-by: kvn, jrose
author | never |
---|---|
date | Mon, 23 Jun 2008 18:21:18 -0700 |
parents | |
children | c18cbe5936b8 |
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/* * Copyright 2008 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.com if you need additional information or * have any questions. * */ package com.sun.hotspot.igv.data; import java.util.ArrayList; import java.util.List; /** * * @author Thomas Wuerthinger */ public abstract class Event<L> { private List<L> listener; public Event() { listener = new ArrayList<L>(); } public void addListener(L l) { listener.add(l); } public void removeListener(L l) { listener.remove(l); } public void fire() { List<L> tmpList = new ArrayList<L>(listener); for (L l : tmpList) { fire(l); } } protected abstract void fire(L l); }