1/* 2 * Copyright (c) 2015, 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 */ 23 24/* 25 * @test 26 * @bug 8139069 27 * @summary Check that any method named <init> in an interface causes ClassFormatError 28 * @compile nonvoidinit.jasm voidinit.jasm 29 * @run main InitInInterface 30 */ 31 32// Test that an <init> method is not allowed in interfaces. 33public class InitInInterface { 34 public static void main(String args[]) throws Throwable { 35 36 System.out.println("Regression test for bug 8130183"); 37 try { 38 Class newClass = Class.forName("nonvoidinit"); 39 throw new RuntimeException( 40 "ClassFormatError not thrown for non-void <init> in an interface"); 41 } catch (java.lang.ClassFormatError e) { 42 if (!e.getMessage().contains("Interface cannot have a method named <init>")) { 43 throw new RuntimeException("Unexpected exception nonvoidint: " + e.getMessage()); 44 } 45 } 46 try { 47 Class newClass = Class.forName("voidinit"); 48 throw new RuntimeException( 49 "ClassFormatError not thrown for void <init> in an interface"); 50 } catch (java.lang.ClassFormatError e) { 51 if (!e.getMessage().contains("Interface cannot have a method named <init>")) { 52 throw new RuntimeException("Unexpected exception voidint: " + e.getMessage()); 53 } 54 } 55 } 56} 57