Mercurial > hg > graal-compiler
view agent/src/share/classes/sun/jvm/hotspot/utilities/soql/InvocableCallable.java @ 0:a61af66fc99e jdk7-b24
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author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
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 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); } } }