| /* |
| * Copyright (c) 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.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)); |
| } |
| } |