134 lines
4.7 KiB
Java
134 lines
4.7 KiB
Java
/*
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* Copyright (c) 2004, 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 5003916 6704655 6873951 6476261 8004928
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* @summary Testing parsing of signatures attributes of nested classes
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* @author Joseph D. Darcy
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*/
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import java.lang.reflect.*;
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import java.lang.annotation.*;
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import java.util.*;
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import static java.util.Arrays.*;
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@Classes({"java.util.concurrent.FutureTask",
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"java.util.concurrent.ConcurrentHashMap$EntryIterator",
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"java.util.concurrent.ConcurrentHashMap$KeyIterator",
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"java.util.concurrent.ConcurrentHashMap$ValueIterator",
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"java.util.AbstractList$ListItr",
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"java.util.EnumMap$EntryIterator",
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"java.util.EnumMap$KeyIterator",
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"java.util.EnumMap$ValueIterator",
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"java.util.IdentityHashMap$EntryIterator",
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"java.util.IdentityHashMap$KeyIterator",
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"java.util.IdentityHashMap$ValueIterator",
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"java.util.WeakHashMap$EntryIterator",
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"java.util.WeakHashMap$KeyIterator",
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"java.util.WeakHashMap$ValueIterator",
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"java.util.HashMap$EntryIterator",
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"java.util.HashMap$KeyIterator",
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"java.util.HashMap$ValueIterator",
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"java.util.LinkedHashMap$LinkedEntryIterator",
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"java.util.LinkedHashMap$LinkedKeyIterator",
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"java.util.LinkedHashMap$LinkedValueIterator"})
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public class Probe {
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public static void main (String... args) throws Throwable {
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Classes classesAnnotation = (Probe.class).getAnnotation(Classes.class);
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List<String> names = new ArrayList<>(asList(classesAnnotation.value()));
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int errs = 0;
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for(String name: names) {
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System.out.println("\nCLASS " + name);
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Class c = Class.forName(name, false, null);
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errs += probe(c);
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System.out.println(errs == 0 ? " ok" : " ERRORS:" + errs);
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}
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if (errs > 0 )
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throw new RuntimeException("Errors during probing.");
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}
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static int probe (Class c) {
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int errs = 0;
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try {
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c.getTypeParameters();
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c.getGenericSuperclass();
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c.getGenericInterfaces();
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} catch (Throwable t) {
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errs++;
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System.err.println(t);
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}
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Field[] fields = c.getDeclaredFields();
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if (fields != null)
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for(Field field: fields) {
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try {
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field.getGenericType();
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} catch (Throwable t) {
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errs++;
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System.err.println("FIELD " + field);
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System.err.println(t);
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}
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}
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Method[] methods = c.getDeclaredMethods();
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if (methods != null)
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for(Method method: methods) {
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try {
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method.getTypeParameters();
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method.getGenericReturnType();
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method.getGenericParameterTypes();
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method.getGenericExceptionTypes();
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} catch (Throwable t) {
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errs++;
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System.err.println("METHOD " + method);
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System.err.println(t);
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}
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}
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Constructor[] ctors = c.getDeclaredConstructors();
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if (ctors != null)
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for(Constructor ctor: ctors) {
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try {
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ctor.getTypeParameters();
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ctor.getGenericParameterTypes();
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ctor.getGenericExceptionTypes();
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} catch (Throwable t) {
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errs++;
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System.err.println("CONSTRUCTOR " + ctor);
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System.err.println(t);
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}
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}
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return errs;
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}
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}
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@Retention(RetentionPolicy.RUNTIME)
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@interface Classes {
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String [] value(); // list of classes to probe
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}
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