Tue, 01 Sep 2015 18:28:11 +0530
8068901: Surprising behavior with more than one functional interface on a class
8068903: Can't invoke vararg @FunctionalInterface methods
Reviewed-by: attila, hannesw
1 /*
2 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
24 /**
25 * JDK-8021122: Not all callables are handled for toString and other function valued properties
26 *
27 * @test
28 * @run
29 */
31 var a = {}
32 var obj = new java.util.HashMap();
33 Object.bindProperties(a, obj);
34 try {
35 print(a);
36 } catch (e) {
37 print(e);
38 }
40 var a = {}
41 var global = loadWithNewGlobal({ name:"xx", script: "this" });
42 var obj = global.eval("({ toString: function() { return 'hello'; } })");
43 Object.bindProperties(a, obj);
44 try {
45 print(a);
46 } catch (e) {
47 print(e);
48 }
50 function runLambdaTests() {
51 var r = new java.lang.Runnable() {
52 run: function() { print("I am runnable"); }
53 };
55 // call any @FunctionalInterface object as though it is a function
56 r();
58 var twice = new java.util.function.Function() {
59 apply: function(x) 2*x
60 };
62 print(twice(34));
64 var sum = new java.util.function.BiFunction() {
65 apply: function(x, y) x + y
66 };
68 print(sum(32, 12))
70 // make toString to be a @FunctionalInterface object
71 var a = {};
72 a.toString = new java.util.function.Supplier() {
73 get: function() { return "MyString"; }
74 };
76 try {
77 print(a);
78 } catch (e) {
79 print(e);
80 }
81 }
83 try {
84 // check for java.util.function.Function class
85 Java.type("java.util.function.Function");
86 runLambdaTests();
87 } catch (e) {
88 // fake output to match .EXPECTED values
89 print("I am runnable");
90 print("68");
91 print("44");
92 print("MyString");
93 }