c58691dc6f
Synthetic parameters for captured local variables in an anonymous inner class are not added to MethodParameters attributes Reviewed-by: mcimadamore
90 lines
2.9 KiB
Java
90 lines
2.9 KiB
Java
/*
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* Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 8015701
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* @summary javac should generate method parameters correctly.
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* @compile -parameters AnonymousParameters.java
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* @run main AnonymousParameters
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*/
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import java.lang.Class;
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import java.lang.reflect.Constructor;
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import java.lang.reflect.Parameter;
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import java.util.concurrent.Callable;
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public class AnonymousParameters {
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String[] names = {
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"this$0",
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"val$message"
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};
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public static void main(String... args) throws Exception {
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new AnonymousParameters().run();
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}
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void run() throws Exception {
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Class<?> cls = new ParameterNames().makeInner("hello").getClass();
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Constructor<?> ctor = cls.getDeclaredConstructors()[0];
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Parameter[] params = ctor.getParameters();
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if(params.length == 2) {
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for(int i = 0; i < 2; i++) {
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System.err.println("Testing parameter " + params[i].getName());
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if(!params[i].getName().equals(names[i]))
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error("Expected parameter name " + names[i] +
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" got " + params[i].getName());
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}
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} else
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error("Expected 2 parameters");
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if(0 != errors)
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throw new Exception("MethodParameters test failed with " +
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errors + " errors");
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}
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void error(String msg) {
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System.err.println("Error: " + msg);
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errors++;
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}
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int errors;
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}
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class ParameterNames {
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public Callable<String> makeInner(final String message) {
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return new Callable<String>() {
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public String call() throws Exception {
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return message;
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}
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};
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}
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public static void main(String... args) throws Exception {
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ParameterNames test = new ParameterNames();
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System.out.println(test.makeInner("Hello").call());
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}
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}
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