--- a/nashorn/src/jdk/nashorn/internal/runtime/JSType.java	Wed Jul 03 00:08:45 2013 +0530
+++ b/nashorn/src/jdk/nashorn/internal/runtime/JSType.java	Wed Jul 03 13:13:17 2013 +0530
@@ -29,7 +29,9 @@
 import static jdk.nashorn.internal.runtime.ECMAErrors.typeError;
 
 import java.util.Locale;
+import jdk.internal.dynalink.beans.BeansLinker;
 import jdk.internal.dynalink.beans.StaticClass;
+import jdk.nashorn.api.scripting.ScriptObjectMirror;
 import jdk.nashorn.internal.codegen.CompilerConstants.Call;
 import jdk.nashorn.internal.parser.Lexer;
 
@@ -151,6 +153,14 @@
             return JSType.FUNCTION;
         }
 
+        if (BeansLinker.isDynamicMethod(obj)) {
+            return JSType.FUNCTION;
+        }
+
+        if (obj instanceof ScriptObjectMirror) {
+            return ((ScriptObjectMirror)obj).isFunction()? JSType.FUNCTION : JSType.OBJECT;
+        }
+
         return JSType.OBJECT;
     }
 

--- a/nashorn/src/jdk/nashorn/internal/runtime/ScriptRuntime.java	Wed Jul 03 00:08:45 2013 +0530
+++ b/nashorn/src/jdk/nashorn/internal/runtime/ScriptRuntime.java	Wed Jul 03 13:13:17 2013 +0530
@@ -592,6 +592,8 @@
                 throw typeError("cant.get.property", safeToString(property), "null");
             } else if (JSType.isPrimitive(obj)) {
                 obj = ((ScriptObject)JSType.toScriptObject(obj)).get(property);
+            } else if (obj instanceof ScriptObjectMirror) {
+                obj = ((ScriptObjectMirror)obj).getMember(property.toString());
             } else {
                 obj = UNDEFINED;
             }

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nashorn/test/script/basic/JDK-8019783.js	Wed Jul 03 13:13:17 2013 +0530
@@ -0,0 +1,55 @@
+/*
+ * Copyright (c) 2010, 2013, 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.
+ */
+
+/**
+ * JDK-8019783: typeof does not work properly for java methods and foreign objects
+ *
+ * @test
+ * @run
+ */
+
+function printTypeof(str) {
+    print("typeof(" + str + ") =  " + eval('typeof ' + str));
+}
+
+// Java methods
+printTypeof("java.lang.System.exit");
+printTypeof("java.lang.System['exit']");
+// full signature
+printTypeof("java.lang.System['exit(int)']");
+// overloaded method
+printTypeof("java.security.AccessController.doPrivileged");
+printTypeof("java.security.AccessController['doPrivileged']");
+
+// foreign objects
+var global = loadWithNewGlobal({ name: "t", script: "this" });
+print("typeof(global.Object) = " + (typeof global.Object));
+print("typeof(new global.Object()) = " + (typeof (new global.Object())));
+
+// foreign engine objects
+var m = new javax.script.ScriptEngineManager();
+var engine = m.getEngineByName("nashorn");
+var engineGlobal = engine.eval("this");
+
+print("typeof(engineGlobal.Object) = " + (typeof engineGlobal.Object));
+print("typeof(new engineGlobal.Object()) = " + (typeof (new engineGlobal.Object())));

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nashorn/test/script/basic/JDK-8019783.js.EXPECTED	Wed Jul 03 13:13:17 2013 +0530
@@ -0,0 +1,9 @@
+typeof(java.lang.System.exit) =  function
+typeof(java.lang.System['exit']) =  function
+typeof(java.lang.System['exit(int)']) =  function
+typeof(java.security.AccessController.doPrivileged) =  function
+typeof(java.security.AccessController['doPrivileged']) =  function
+typeof(global.Object) = function
+typeof(new global.Object()) = object
+typeof(engineGlobal.Object) = function
+typeof(new engineGlobal.Object()) = object

--- a/nashorn/test/script/basic/NASHORN-759.js.EXPECTED	Wed Jul 03 00:08:45 2013 +0530
+++ b/nashorn/test/script/basic/NASHORN-759.js.EXPECTED	Wed Jul 03 13:13:17 2013 +0530
@@ -11,7 +11,7 @@
 true
 
 object
-object
+function
 false
 
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