attila@963: /*
attila@963:  * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
attila@963:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
attila@963:  *
attila@963:  * This code is free software; you can redistribute it and/or modify it
attila@963:  * under the terms of the GNU General Public License version 2 only, as
attila@963:  * published by the Free Software Foundation.
attila@963:  *
attila@963:  * This code is distributed in the hope that it will be useful, but WITHOUT
attila@963:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
attila@963:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
attila@963:  * version 2 for more details (a copy is included in the LICENSE file that
attila@963:  * accompanied this code).
attila@963:  *
attila@963:  * You should have received a copy of the GNU General Public License version
attila@963:  * 2 along with this work; if not, write to the Free Software Foundation,
attila@963:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
attila@963:  *
attila@963:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
attila@963:  * or visit www.oracle.com if you need additional information or have any
attila@963:  * questions.
attila@963:  */
attila@963: 
attila@963: /**
attila@963:  * JDK-8049086: Minor API convenience functions on "Java" object
attila@963:  *
attila@963:  * @test
attila@963:  * @run
attila@963:  */
attila@963: 
attila@963: var System = Java.type("java.lang.System");
attila@963: var out = System.out;
attila@963: var println = out.println;
attila@963: var getProperty = System.getProperty;
attila@963: var File = Java.type("java.io.File")["(String)"];
attila@963: 
attila@963: print("println is java method? " + Java.isJavaMethod(println));
attila@963: print("println is script function? " + Java.isScriptFunction(println));
attila@963: print("getProperty is java method? " + Java.isJavaMethod(getProperty));
attila@963: print("getProperty is script function? " + Java.isScriptFunction(getProperty));
attila@963: print("File is java method? " + Java.isJavaMethod(File));
attila@963: print("File is script function? " + Java.isScriptFunction(File));
attila@963: 
attila@963: print("eval is script function? " + Java.isScriptFunction(eval));
attila@963: print("eval is java method? " + Java.isJavaMethod(eval));
attila@963: function hello() {}
attila@963: print("hello is script function? " + Java.isScriptFunction(hello));
attila@963: print("hello is java method? " + Java.isJavaMethod(hello));
attila@963: 
attila@963: print("out is script object? " + Java.isScriptObject(out));
attila@963: print("System is script object? " + Java.isScriptObject(System));
attila@963: print("Object is script object? " + Java.isScriptObject(Object));
attila@963: print("{} is script object? " + Java.isScriptObject({}));
attila@963: print("/foo/ is script object? " + Java.isScriptObject(/foo/));
attila@963: 
attila@963: // Java function is anything whose 'typeof' is 'function' but it is not
attila@963: // a script function! This includes:
attila@963: // (a) Java methods (b) Java classes (as these respond to new)
attila@963: // (c) FunctionalInterface objects (d) JSObjects that are 'functions'
attila@963: 
yan@1538: print("java.lang.String is java function? " + Java.isJavaFunction(java.lang.String));
attila@963: print("java.lang.Runnable instance is java function? "
attila@963:     + Java.isJavaFunction(new java.lang.Runnable(function() {})));
attila@963: print("eval is java function? " + Java.isJavaFunction(eval));
attila@963: print("println is java function? " + Java.isJavaFunction(println));
attila@963: print("getProperty is java function? " + Java.isJavaFunction(getProperty));
attila@963: 
attila@963: var JSObject = Java.type("jdk.nashorn.api.scripting.JSObject");
attila@963: print("callable JSObject is function? " +
attila@963:     Java.isJavaFunction(new JSObject() {
attila@963:         isFunction: function() true,
attila@963:         call: function() {}
attila@963:     })
attila@963: );
attila@963: 
attila@963: print("Non callable JSObject is function? " +
attila@963:     Java.isJavaFunction(new JSObject() {
attila@963:         isFunction: function() false,
attila@963:     })
attila@963: );
attila@963: 
attila@963: // synchronized function
attila@963: var lock = new java.lang.Object();
attila@963: 
attila@963: print("lock is java object? " + Java.isJavaObject(lock));
attila@963: print("eval is java object? " + Java.isJavaObject(eval));
attila@963: print("{} is java object? " + Java.isJavaObject({}));
attila@963: print("/foo/ is java object? " + Java.isJavaObject(/foo/));
attila@963: print("[] is java object? " + Java.isJavaObject([]));
attila@963: print("java.io.File is java object? " + Java.isJavaObject(java.io.File));
attila@963: 
attila@963: // synchornized function checks
attila@963: Java.synchronized(function() {
attila@963:     var th = new java.lang.Thread(Java.synchronized(function() {
attila@963:         print("new thread");
attila@963:         print("notifying..");
attila@963:         lock.notifyAll();
attila@963:     }, lock));
attila@963:     th.start();
attila@963:     print("about to wait..");
attila@963:     lock.wait();
attila@963:     th.join();
attila@963:     print("done waiting!");
attila@963: }, lock)();
attila@963: 
attila@963: // try Mozilla "sync" as well
attila@963: load("nashorn:mozilla_compat.js");
attila@963: sync(function() {
attila@963:     var th = new java.lang.Thread(sync(function() {
attila@963:         print("new thread");
attila@963:         print("notifying..");
attila@963:         lock.notifyAll();
attila@963:     }, lock));
attila@963:     th.start();
attila@963:     print("about to wait..");
attila@963:     lock.wait();
attila@963:     th.join();
attila@963:     print("done waiting!");
attila@963: }, lock)();
attila@963: 
attila@963: function expectTypeError(func) {
attila@963:     try {
attila@963:         func();
attila@963:         throw new Error("should have thrown TypeError");
attila@963:     } catch (e) {
attila@963:         if (! (e instanceof TypeError)) {
attila@963:             fail("Expected TypeError, got " +e);
attila@963:         }
attila@963:         print(e);
attila@963:     }
attila@963: }
attila@963: 
attila@963: expectTypeError(function() Java.synchronized(232));
attila@963: expectTypeError(function() sync(232));
attila@963: expectTypeError(function() Java.synchronized({}));
attila@963: expectTypeError(function() sync({}));
attila@963: expectTypeError(function() Java.synchronized([]));
attila@963: expectTypeError(function() sync([]));
attila@963: expectTypeError(function() Java.synchronized("hello"));
attila@963: expectTypeError(function() sync("hello"));
attila@963: expectTypeError(function() Java.synchronized(null));
attila@963: expectTypeError(function() sync(null));
attila@963: expectTypeError(function() Java.synchronized(undefined));
attila@963: expectTypeError(function() sync(undefined));