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/*
* 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 8039916
* @summary Test that a call to getType() on an AnnotatedType returned from an
* Executable.getAnnotated* returns the same type as the corresponding
* Executable.getGeneric* call.
* @run testng TestExecutableGetAnnotatedType
*/
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;
import java.lang.annotation.*;
import java.lang.reflect.*;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import static org.testng.Assert.*;
public class TestExecutableGetAnnotatedType {
@Test(dataProvider = "genericExecutableData")
public void testGenericMethodExceptions(Executable e) throws Exception {
testExceptions(e);
}
@Test(dataProvider = "executableData")
public void testMethodExceptions(Executable e) throws Exception {
testExceptions(e);
}
@Test(dataProvider = "genericExecutableData")
public void testGenericMethodParameterTypes(Executable e) throws Exception {
testMethodParameters(e);
}
@Test(dataProvider = "executableData")
public void testMethodParameterTypes(Executable e) throws Exception {
testMethodParameters(e);
}
@Test(dataProvider = "genericExecutableData")
public void testGenericParameterTypes(Executable e) throws Exception {
testParameters(e.getParameters());
}
@Test(dataProvider = "executableData")
public void testParameterTypes(Executable e) throws Exception {
testParameters(e.getParameters());
}
@Test(dataProvider = "genericMethodData")
public void testGenericReceiverType(Executable e) throws Exception {
testReceiverType0(e);
}
@Test(dataProvider = "methodData")
public void testReceiverType(Executable e) throws Exception {
testReceiverType0(e);
}
@Test(dataProvider = "genericMethodData")
public void testGenericMethodReturnType(Object o) throws Exception {
// testng gets confused if the param to this method has type Method
Method m = (Method)o;
testReturnType(m);
}
@Test(dataProvider = "methodData")
public void testMethodReturnType(Object o) throws Exception {
// testng gets confused if the param to this method has type Method
Method m = (Method)o;
testReturnType(m);
}
private void testExceptions(Executable e) {
Type[] ts = e.getGenericExceptionTypes();
AnnotatedType[] ats = e.getAnnotatedExceptionTypes();
assertEquals(ts.length, ats.length);
for (int i = 0; i < ts.length; i++) {
Type t = ts[i];
AnnotatedType at = ats[i];
assertSame(at.getType(), t, e.toString() + ": T: " + t + ", AT: " + at + ", AT.getType(): " + at.getType() + "\n");
}
}
private void testMethodParameters(Executable e) {
Type[] ts = e.getGenericParameterTypes();
AnnotatedType[] ats = e.getAnnotatedParameterTypes();
assertEquals(ts.length, ats.length);
for (int i = 0; i < ts.length; i++) {
Type t = ts[i];
AnnotatedType at = ats[i];
assertSame(at.getType(), t, e.toString() + ": T: " + t + ", AT: " + at + ", AT.getType(): " + at.getType() + "\n");
}
}
private void testParameters(Parameter[] params) {
for (Parameter p : params) {
Type t = p.getParameterizedType();
AnnotatedType at = p.getAnnotatedType();
assertSame(at.getType(), t, p.toString() + ": T: " + t + ", AT: " + at + ", AT.getType(): " + at.getType() + "\n");
}
}
private void testReceiverType0(Executable e) {
if (Modifier.isStatic(e.getModifiers()))
assertNull(e.getAnnotatedReceiverType());
else
assertSame(e.getAnnotatedReceiverType().getType(), e.getDeclaringClass());
}
private void testReturnType(Method m) {
Type t = m.getGenericReturnType();
AnnotatedType at = m.getAnnotatedReturnType();
assertSame(at.getType(), t, m.toString() + ": T: " + t + ", AT: " + at + ", AT.getType(): " + at.getType() + "\n");
}
@DataProvider
public Object[][] methodData() throws Exception {
return filterData(Arrays.stream(Methods1.class.getMethods()), Methods1.class)
.toArray(new Object[0][0]);
}
@DataProvider
public Object[][] genericMethodData() throws Exception {
return filterData(Arrays.stream(GenericMethods1.class.getMethods()), GenericMethods1.class)
.toArray(new Object[0][0]);
}
@DataProvider
public Object[][] executableData() throws Exception {
@SuppressWarnings("raw")
List l = filterData(Arrays.stream(Methods1.class.getMethods()), Methods1.class);
l.addAll(filterData(Arrays.stream(Methods1.class.getConstructors()), Methods1.class));
l.addAll(filterData(Arrays.stream(Ctors1.class.getConstructors()), Ctors1.class));
return ((List<Object[][]>)l).toArray(new Object[0][0]);
}
@DataProvider
public Object[][] genericExecutableData() throws Exception {
@SuppressWarnings("raw")
List l = filterData(Arrays.stream(GenericMethods1.class.getMethods()), GenericMethods1.class);
l.addAll(filterData(Arrays.stream(GenericMethods1.class.getConstructors()), GenericMethods1.class));
l.addAll(filterData(Arrays.stream(GenericCtors1.class.getConstructors()), GenericCtors1.class));
return ((List<Object[][]>)l).toArray(new Object[0][0]);
}
private List<?> filterData(Stream<? extends Executable> l, Class<?> c) {
return l.filter(m -> (m.getDeclaringClass() == c)) // remove object methods
.map(m -> { Object[] o = new Object[1]; o[0] = m; return o; })
.collect(Collectors.toList());
}
@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.TYPE_USE)
public @interface TA {}
@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.TYPE_USE)
public @interface TB {}
@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.TYPE_USE)
public @interface TC {}
public static class Methods1 {
public static void m1() throws Error, RuntimeException {;}
public static long m2(int a, double b) throws Error, RuntimeException { return 0L; }
public static Object m3(String s, List l) throws Error, RuntimeException { return null; }
public static Object m4(String s, List<String> l) { return null; }
public static Object m4(String s, List<String> l, boolean ... b){ return null; }
public static void m10() throws @TA Error, @TB @TC RuntimeException {;}
public static @TB long m20(@TC int a, @TA double b) throws @TA Error, @TB @TC RuntimeException { return 0L; }
public static @TC Object m30(@TA String s, @TB List l) throws @TA Error, @TB @TC RuntimeException { return null; }
public static @TA Object m40(@TB String s, @TC List<@TA String> l) { return null; }
public static @TA Object m40(@TB String s, @TC List<@TA String> l, @TB boolean ... b) { return null; }
public Methods1(int a, double b) {}
public Methods1(String s, List<String> l, boolean ... b) {}
public Methods1(@TC long a, @TA float b) {}
public Methods1(@TA int i, @TB String s, @TC List<@TA String> l, @TB boolean ... b) {}
}
// test default ctor
public static class Ctors1 {
}
public static class GenericMethods1<E> {
public E m1(E e, Object o) throws Error, RuntimeException { return null; }
public E m2(List<? extends List> e, int i) throws Error, RuntimeException { return null; }
public E m3(double d, List<E> e) throws Error, RuntimeException { return null; }
public <E extends List> E m4(byte[] b, GenericMethods1<? extends E> e) { return null; }
public <E extends List> E m5(GenericMethods1<? super Number> e) { return null; }
public <E extends List & Cloneable> E m6(char c, E e) { return null; }
public <E extends List & Cloneable> E m7(char c, E e, byte ... b) { return null; }
public static <M> M n1(M e) { return null; }
public static <M> M n2(List<? extends List> e) { return null; }
public static <M extends RuntimeException> M n3(List<M> e) throws Error, M { return null; }
public static <M extends Number> M n4(GenericMethods1<? extends M> e) throws Error, RuntimeException { return null; }
public static <M extends Object> M n5(GenericMethods1<? super Number> e) { return null; }
public static <M extends List & Cloneable> M n6(M e) { return null; }
public <M> E o1(E e) { return null; }
public <M> E o2(List<? extends List> e) { return null; }
public <M extends Error, N extends RuntimeException> E o3(GenericMethods1<E> this, List<E> e) throws M, N { return null; }
public <M extends Number> E o4(GenericMethods1<? extends E> e) throws Error, RuntimeException { return null; }
public <M extends Object> E o5(GenericMethods1<? super Number> e) { return null; }
public <M extends List & Cloneable> E o6(E e) { return null; }
// with annotations
public @TA E m10(E e, @TC Object o) throws @TA Error, @TB @TC RuntimeException { return null; }
public @TB E m20(@TA List<@TA ? extends @TA List> e, @TC int i) throws @TA Error, @TB @TC RuntimeException { return null; }
public @TB E m30(@TC double d, List<E> e) throws @TA Error, @TB @TC RuntimeException { return null; }
public <@TA E extends @TA List> @TA E m40(@TA byte @TB [] b, GenericMethods1<@TA ? extends E> e) { return null; }
public <@TB E extends @TB List> E m50(@TA GenericMethods1<? super Number> e) { return null; }
public <@TB E extends @TA List & Cloneable> E m60(@TC char c, E e) { return null; }
public <@TB E extends @TA List & Cloneable> E m70(@TC char c, E e, @TA @TB byte ... b) { return null; }
public static <@TA M> @TA M n10(M e) { return null; }
public static <@TA @TB @TC M> M n20(List<@TA ? extends List> e) { return null; }
@TA @TB @TC public static <M extends RuntimeException> M n30(List<@TB M> e) throws @TA Error, @TB @TC M { return null; }
public static <@TC M extends Number> M n40(GenericMethods1<? extends @TA M> e) throws @TA Error, @TB @TC RuntimeException { return null; }
@TA public static <M extends @TB Object> M n50(GenericMethods1<? super Number> e) { return null; }
public static <@TA M extends @TB List & @TC @TB Cloneable> M n60(M e) { return null; }
public <@TC M> E o10(@TA E e) { return null; }
public <M> @TA E o20(@TB List<@TB ? extends @TB List> e) { return null; }
@TC public <M extends Error, N extends RuntimeException> @TB E o30(@TA @TB @TC GenericMethods1<E> this, List<E> e) throws @TA M, @TB @TC N { return null; }
public <@TA M extends Number> E o40(GenericMethods1<? extends @TA E> e) throws @TA Error, @TB @TC RuntimeException { return null; }
public <M extends @TA Object> E o50(GenericMethods1<@TA ? super Number> e) { return null; }
public <@TA M extends @TB List & @TC Cloneable> E o60(@TA E e) { return null; }
// ctors
public GenericMethods1(List<? extends List> e, int i) throws Error, RuntimeException { }
public <E extends List & Cloneable> GenericMethods1(char c, E e, byte ... b) { }
@TC public <M extends Error, N extends RuntimeException> GenericMethods1(List<@TC E> e) throws @TA M, @TB @TC N { }
public <@TA M extends @TB List & @TC Cloneable> GenericMethods1(@TA E e, @TB M m) throws @TA Exception { }
public <@TA M extends @TB List & @TC Cloneable> GenericMethods1(@TA E e, @TB M m, @TC byte ... b) throws Exception { }
}
// test default ctor
public static class GenericCtors1<T> {
}
}