| /* |
| * 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 javax.script.Invocable; |
| import javax.script.ScriptException; |
| |
| /** |
| * This Callable implementation invokes a script |
| * function of given name when called. If the target |
| * object is non-null, script "method" is invoked, else |
| * a "global" script function is invoked. |
| */ |
| public class InvocableCallable implements Callable { |
| private Object target; |
| private String name; |
| private Invocable invocable; |
| |
| public InvocableCallable(Object target, String name, |
| Invocable invocable) { |
| this.target = target; |
| this.name = name; |
| this.invocable = invocable; |
| } |
| |
| public Object call(Object[] args) throws ScriptException { |
| try { |
| if (target == null) { |
| return invocable.invokeFunction(name, args); |
| } else { |
| return invocable.invokeMethod(target, name, args); |
| } |
| } catch (NoSuchMethodException nme) { |
| throw new ScriptException(nme); |
| } |
| } |
| } |