Mercurial > hg > truffle
view agent/src/share/classes/sun/jvm/hotspot/utilities/soql/JSMap.java @ 11997:cd25d3be91c5
8012144: multiple SIGSEGVs fails on staxf
Summary: Forward port of 7u change to add additional fence() on RMO platforms, with a load_acquire on all platforms
Reviewed-by: dholmes, kvn
author | vladidan |
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date | Tue, 06 Aug 2013 20:01:40 -0400 |
parents | c18cbe5936b8 |
children |
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/* * Copyright (c) 2004, 2007, 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.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; }