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Java example source code file (ObjectMethodInInterfaceTest.java)
The ObjectMethodInInterfaceTest.java Java example source code/* * Copyright (c) 2014, 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. */ /* @test * @bug 8031502 * @summary JSR292: IncompatibleClassChangeError in LambdaForm for CharSequence.toString() method handle type converter * @compile ObjectMethodInInterfaceTest.java * @run main/othervm -Djava.lang.invoke.MethodHandle.COMPILE_THRESHOLD=0 test.java.lang.invoke.ObjectMethodInInterfaceTest */ package test.java.lang.invoke; import java.lang.invoke.MethodHandle; import java.lang.invoke.MethodHandles; import java.lang.invoke.MethodType; public class ObjectMethodInInterfaceTest { public static void main(String[] args) throws Throwable { MethodHandle mh = MethodHandles.lookup().findVirtual(CharSequence.class, "toString", MethodType.methodType(String.class)); MethodType mt = MethodType.methodType(Object.class, CharSequence.class); mh = mh.asType(mt); Object res = mh.invokeExact((CharSequence)"123"); System.out.println("TEST PASSED"); } } Other Java examples (source code examples)Here is a short list of links related to this Java ObjectMethodInInterfaceTest.java source code file: |
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