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
attila@963 | 1 | /* |
attila@963 | 2 | * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. |
attila@963 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
attila@963 | 4 | * |
attila@963 | 5 | * This code is free software; you can redistribute it and/or modify it |
attila@963 | 6 | * under the terms of the GNU General Public License version 2 only, as |
attila@963 | 7 | * published by the Free Software Foundation. |
attila@963 | 8 | * |
attila@963 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
attila@963 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
attila@963 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
attila@963 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
attila@963 | 13 | * accompanied this code). |
attila@963 | 14 | * |
attila@963 | 15 | * You should have received a copy of the GNU General Public License version |
attila@963 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
attila@963 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
attila@963 | 18 | * |
attila@963 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
attila@963 | 20 | * or visit www.oracle.com if you need additional information or have any |
attila@963 | 21 | * questions. |
attila@963 | 22 | */ |
attila@963 | 23 | |
attila@963 | 24 | /** |
attila@963 | 25 | * JDK-8043232: Index selection of overloaded java new constructors |
attila@963 | 26 | * |
attila@963 | 27 | * @test |
attila@963 | 28 | * @run |
attila@963 | 29 | */ |
attila@963 | 30 | |
attila@963 | 31 | // call explicit constructor |
attila@963 | 32 | print(new (java.awt["Color(int,int,int)"])(255,0,255)); |
attila@963 | 33 | // print the constructor itself |
attila@963 | 34 | print(java.awt["Color(int,int,int)"]); |
attila@963 | 35 | |
attila@963 | 36 | // store constructor to call later |
attila@963 | 37 | var Color = java.awt["Color(int,int,int)"]; |
attila@963 | 38 | // call stored constructor |
attila@963 | 39 | print(new Color(33, 233, 2)) |
attila@963 | 40 | |
attila@963 | 41 | // check if default constructor works |
attila@963 | 42 | var obj = new (java.lang["Object()"])(); |
attila@963 | 43 | if (obj.class != java.lang.Object.class) { |
attila@963 | 44 | fail("obj is a java.lang.Object"); |
attila@963 | 45 | } |
attila@963 | 46 | |
attila@963 | 47 | // expected failure cases. |
attila@963 | 48 | function checkIt(func) { |
attila@963 | 49 | try { |
attila@963 | 50 | func(); |
attila@963 | 51 | throw new Error("should have thrown TypeError"); |
attila@963 | 52 | } catch(e) { |
attila@963 | 53 | if (! (e instanceof TypeError)) { |
attila@963 | 54 | fail("Expected TypeError, got " + e); |
attila@963 | 55 | } |
attila@963 | 56 | print(e); |
attila@963 | 57 | } |
attila@963 | 58 | } |
attila@963 | 59 | |
attila@963 | 60 | // constructor of a non-existent class |
attila@963 | 61 | checkIt(function() new (java.lang["NonExistent(String)"])()); |
attila@963 | 62 | |
attila@963 | 63 | // non-existent constructor of an existing class |
attila@963 | 64 | checkIt(function() new (java.lang["Object(String)"])()); |
attila@963 | 65 | |
attila@963 | 66 | // garbage signature string |
attila@963 | 67 | checkIt(function() new (java.lang["Object()xxxxx"])()); |
attila@963 | 68 | checkIt(function() new (java.lang["Object("])()); |
attila@963 | 69 | checkIt(function() new (java.lang["Object)"])()); |
attila@963 | 70 | |
attila@963 | 71 | var System = Java.type("java.lang.System"); |
attila@963 | 72 | // try to do 'new' on static method |
attila@963 | 73 | checkIt(function() new (System.getProperty)("java.version")); |
attila@963 | 74 | |
attila@963 | 75 | // try to do 'new' on an instance method |
attila@963 | 76 | var println = System.out.println; |
attila@963 | 77 | checkIt(function() new println("hello")); |
attila@963 | 78 | |
attila@963 | 79 | // call constructor as normal method (without 'new') |
attila@963 | 80 | checkIt(function() Color()); |
attila@963 | 81 | |
attila@963 | 82 | // try constructor on interface |
attila@963 | 83 | checkIt(function() new java.lang["Runnable()"]); |
attila@963 | 84 | checkIt(function() new java.lang["Runnable(int)"]); |
attila@963 | 85 | |
attila@963 | 86 | // try constructor on abstrace class |
attila@963 | 87 | try { |
attila@963 | 88 | new java.io["InputStream()"]; |
attila@963 | 89 | throw new Error("should have thrown exception!"); |
attila@963 | 90 | } catch (e) { |
attila@963 | 91 | print(e); |
attila@963 | 92 | } |