| /* |
| * Copyright (c) 2004, 2016, 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 5033583 6316717 6470106 8004979 8161500 8162539 |
| * @summary Check toGenericString() and toString() methods |
| * @author Joseph D. Darcy |
| */ |
| |
| import java.lang.reflect.*; |
| import java.lang.annotation.*; |
| import java.util.*; |
| |
| public class GenericStringTest { |
| public static void main(String argv[]) throws Exception { |
| int failures = 0; |
| |
| for(Class<?> clazz: List.of(TestClass1.class, TestClass2.class, |
| Roebling.class, TestInterface1.class)) |
| for(Method method: clazz.getDeclaredMethods()) { |
| ExpectedGenericString egs = method.getAnnotation(ExpectedGenericString.class); |
| if (egs != null) { |
| String actual = method.toGenericString(); |
| System.out.println(actual); |
| if (method.isBridge()) { |
| failures += checkForFailure(egs.bridgeValue(), actual); |
| } else { |
| failures += checkForFailure(egs.value(), actual); |
| } |
| } |
| |
| if (method.isAnnotationPresent(ExpectedString.class)) { |
| ExpectedString es = method.getAnnotation(ExpectedString.class); |
| String actual = method.toString(); |
| failures += checkForFailure(es.value(), actual); |
| } |
| |
| } |
| |
| // Bridge Test; no "volatile" methods |
| for(Method method: Roebling.class.getDeclaredMethods()) { |
| String s1 = method.toGenericString(); |
| String s2 = method.toString(); |
| System.out.println("Generic: " + s1); |
| System.out.println("Regular: " + s2); |
| if (s1.indexOf("volatile") != -1 || |
| s2.indexOf("volatile") != -1) { |
| failures++; |
| System.err.println("ERROR: Bad string; unexpected ``volatile''"); |
| } |
| } |
| |
| if (failures > 0) { |
| System.err.println("Test failed."); |
| throw new RuntimeException(); |
| } |
| } |
| |
| private static int checkForFailure(String expected, String actual) { |
| if (!expected.equals(actual)) { |
| System.err.printf("ERROR: Expected ''%s'';%ngot ''%s''.\n", |
| expected, actual); |
| return 1; |
| } else |
| return 0; |
| } |
| } |
| |
| class TestClass1 { |
| @ExpectedGenericString( |
| "void TestClass1.method1(int,double)") |
| void method1(int x, double y) {} |
| |
| @ExpectedGenericString( |
| "private static java.lang.String TestClass1.method2(int,int)") |
| private static String method2(int x, int param2) {return null;} |
| |
| @ExpectedGenericString( |
| "static void TestClass1.method3() throws java.lang.RuntimeException") |
| static void method3() throws RuntimeException {return;} |
| |
| @ExpectedGenericString( |
| "protected <S,T> S TestClass1.method4(S,T) throws java.lang.Exception") |
| protected <S, T> S method4(S s, T t) throws Exception {return null;} |
| } |
| |
| class TestClass2<E, F extends Exception> { |
| @ExpectedGenericString( |
| "public <T> T TestClass2.method1(E,T)") |
| public <T> T method1(E e, T t) {return null;} |
| |
| @ExpectedGenericString( |
| "public void TestClass2.method2() throws F") |
| @ExpectedString( |
| "public void TestClass2.method2() throws java.lang.Exception") |
| public void method2() throws F {return;} |
| |
| @ExpectedGenericString( |
| "public E[] TestClass2.method3()") |
| public E[] method3() {return null;} |
| |
| @ExpectedGenericString( |
| "public E[][] TestClass2.method4()") |
| public E[][] method4() {return null;} |
| |
| @ExpectedGenericString( |
| "public java.util.List<E[]> TestClass2.method5()") |
| public List<E[]> method5() {return null;} |
| |
| @ExpectedGenericString( |
| "public java.util.List<?> TestClass2.method6()") |
| public List<?> method6() {return null;} |
| |
| @ExpectedGenericString( |
| "public java.util.List<?>[] TestClass2.method7()") |
| public List<?>[] method7() {return null;} |
| |
| @ExpectedGenericString( |
| "public <K,V> java.util.Map<K, V> TestClass2.method8()") |
| public <K, V> Map<K, V> method8() {return null;} |
| } |
| |
| class Roebling implements Comparable<Roebling> { |
| @ExpectedGenericString( |
| value="public int Roebling.compareTo(Roebling)", |
| bridgeValue="public int Roebling.compareTo(java.lang.Object)") |
| public int compareTo(Roebling r) { |
| throw new IllegalArgumentException(); |
| } |
| |
| // Not a transient method, (transient var-arg overlap) |
| @ExpectedGenericString( |
| "void Roebling.varArg(java.lang.Object...)") |
| @ExpectedString( |
| "void Roebling.varArg(java.lang.Object[])") |
| void varArg(Object ... arg) {} |
| } |
| |
| interface TestInterface1 { |
| @ExpectedGenericString( |
| "public default void TestInterface1.foo()") |
| @ExpectedString( |
| "public default void TestInterface1.foo()") |
| public default void foo(){;} |
| |
| @ExpectedString( |
| "public default java.lang.Object TestInterface1.bar()") |
| @ExpectedGenericString( |
| "public default <A> A TestInterface1.bar()") |
| default <A> A bar(){return null;} |
| |
| @ExpectedString( |
| "public default strictfp double TestInterface1.quux()") |
| @ExpectedGenericString( |
| "public default strictfp double TestInterface1.quux()") |
| strictfp default double quux(){return 1.0;} |
| } |
| |
| @Retention(RetentionPolicy.RUNTIME) |
| @interface ExpectedGenericString { |
| String value(); |
| String bridgeValue() default ""; |
| } |
| |
| @Retention(RetentionPolicy.RUNTIME) |
| @interface ExpectedString { |
| String value(); |
| } |
| |