--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/agent/src/share/classes/sun/jvm/hotspot/utilities/soql/InvocableCallable.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,58 @@
+/*
+ * 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);
+    }
+  }
+}