Mercurial > hg > truffle
view agent/src/share/classes/sun/jvm/hotspot/utilities/soql/JSMap.java @ 210:05712c37c828
6676016: ParallelOldGC leaks memory
Summary: ensure that GCTask threads release resource and handle memory
Reviewed-by: jmasa, chrisphi
author | jcoomes |
---|---|
date | Wed, 18 Jun 2008 18:36:47 -0700 |
parents | a61af66fc99e |
children | c18cbe5936b8 |
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/* * Copyright 2004-2007 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 sun.jvm.hotspot.utilities.soql; import java.util.*; import sun.jvm.hotspot.oops.*; /** This is JavaScript wrapper for a Map. */ public class JSMap extends DefaultScriptObject { public JSMap(Map map, JSJavaFactory fac) { this.map = map; this.factory = fac; } public Object get(String name) { if (map.containsKey(name)) { return wrapObject(map.get(name)); } else { return super.get(name); } } public Object[] getIds() { Object[] superIds = super.getIds(); Object[] tmp = map.keySet().toArray(); Object[] res = new Object[superIds.length + tmp.length]; System.arraycopy(tmp, 0, res, 0, tmp.length); System.arraycopy(superIds, 0, res, tmp.length, superIds.length); return res; } public boolean has(String name) { if (map.containsKey(name)) { return true; } else { return super.has(name); } } public void put(String name, Object value) { if (! map.containsKey(name)) { super.put(name, value); } } public String toString() { StringBuffer buf = new StringBuffer(); Set keys = map.keySet(); buf.append('{'); for (Iterator itr = keys.iterator(); itr.hasNext();) { Object key = itr.next(); buf.append(key); buf.append('='); buf.append(wrapObject(map.get(key))); if (itr.hasNext()) { buf.append(", "); } } buf.append('}'); return buf.toString(); } private Object wrapObject(Object obj) { return factory.newJSJavaWrapper(obj); } private final Map map; private final JSJavaFactory factory; }