Mercurial > hg > truffle
view agent/src/share/classes/sun/jvm/hotspot/utilities/soql/MapScriptObject.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 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.Map; import java.util.HashMap; import java.util.Collections; import java.lang.reflect.Method; import java.lang.reflect.Constructor; import javax.script.Invocable; /** * Simple implementation of ScriptObject interface * with property storage backed by a Map. This class * can be extended to override any of the methods, in * particular to add "function" valued properties. */ public class MapScriptObject implements ScriptObject { // map to store the properties private Map map; public MapScriptObject() { this(new HashMap()); } public MapScriptObject(Map map) { // make it synchronized this.map = Collections.synchronizedMap(map); } public Object[] getIds() { return map.keySet().toArray(); } public Object get(String name) { if (has(name)) { return map.get(name); } else { return UNDEFINED; } } public Object get(int index) { if (has(index)) { Object key = Integer.valueOf(index); return map.get(key); } else { return UNDEFINED; } } public void put(String name, Object value) { map.put(name, value); } public void put(int index, Object value) { map.put(Integer.valueOf(index), value); } public boolean has(String name) { return map.containsKey(name); } public boolean has(int index) { return map.containsKey(Integer.valueOf(index)); } public boolean delete(String name) { if (map.containsKey(name)) { map.remove(name); return true; } else { return false; } } public boolean delete(int index) { Object key = Integer.valueOf(index); if (map.containsKey(key)) { map.remove(key); return true; } else { return false; } } // add a function valued property that invokes given Method protected void putFunction(Object target, Method method) { putFunction(target, method, true); } // add a function valued property that invokes given Method protected void putFunction(Object target, Method method, boolean wrapArgs) { map.put(method.getName(), new MethodCallable(target, method, wrapArgs)); } // add a function valued property that invokes given script function protected void putFunction(Object target, String name, Invocable invocable) { map.put(name, new InvocableCallable(target, name, invocable)); } }