/*
* Copyright (c) 2015, 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 8049238
* @summary Checks Signature attribute for inner classes.
* @library /tools/lib /tools/javac/lib ../lib
* @modules jdk.jdeps/com.sun.tools.classfile
* jdk.compiler/com.sun.tools.javac.api
* jdk.compiler/com.sun.tools.javac.file
* jdk.compiler/com.sun.tools.javac.main
* @build TestBase TestResult InMemoryFileManager ToolBox
* @build InnerClassTest Driver ExpectedSignature ExpectedSignatureContainer
* @run main Driver InnerClassTest
*/
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.Callable;
@ExpectedSignature(descriptor = "InnerClassTest",
signature = "<T:Ljava/util/ArrayList<TT;>;:Ljava/lang/Runnable;>Ljava/lang/Object;")
@ExpectedSignature(descriptor = "InnerClassTest$1",
signature = "LInnerClassTest$1Local1;", isAnonymous = true)
@ExpectedSignature(descriptor = "InnerClassTest$2",
signature = "LInnerClassTest$1Local2<Ljava/util/ArrayList<TT;>;" +
"Ljava/util/Map<Ljava/util/ArrayList<TT;>;Ljava/util/ArrayList<TT;>;>;>;", isAnonymous = true)
public class InnerClassTest<T extends ArrayList<T> & Runnable> {
{
class Local1 {
// no Signature attribute
Local1() {
}
@ExpectedSignature(descriptor = "genericType", signature = "TT;")
T genericType;
@ExpectedSignature(descriptor = "genericTypeArray", signature = "[TT;")
T[] genericTypeArray;
}
@ExpectedSignature(descriptor = "InnerClassTest$1Local2",
signature = "<T:Ljava/lang/Object;U::Ljava/util/Map<+TT;-TT;>;>Ljava/lang/Object;")
class Local2<T, U extends Map<? extends T, ? super T>> {
// no Signature attribute
Local2() {
}
@ExpectedSignature(descriptor = "<init>(InnerClassTest, java.lang.Object, java.util.Map)",
signature = "(TT;TU;)V")
Local2(T a, U b) {
}
@ExpectedSignature(descriptor = "genericMethod(java.lang.Object[])",
signature = "([TT;)[TU;")
U[] genericMethod(T...a) {
return null;
}
}
@ExpectedSignature(descriptor = "InnerClassTest$1Local3",
signature = "LInnerClassTest$1Local2<Ljava/util/ArrayList<TT;>;" +
"Ljava/util/Map<Ljava/util/ArrayList<TT;>;Ljava/util/ArrayList<TT;>;>;>;")
class Local3 extends Local2<ArrayList<T>, Map<ArrayList<T>, ArrayList<T>>> {
}
new Local1() {
@ExpectedSignature(descriptor = "genericType", signature = "TT;")
T genericType;
@ExpectedSignature(descriptor = "genericTypeArray", signature = "[TT;")
T[] genericTypeArray;
};
new Local2<ArrayList<T>, Map<ArrayList<T>, ArrayList<T>>>() {
};
}
@ExpectedSignature(descriptor = "InnerClassTest$InnerClass1",
signature = "<E:TT;U::Ljava/util/Set<-TE;>;>Ljava/lang/Object;")
class InnerClass1<E extends T, U extends Set<? super E>> {
@ExpectedSignature(descriptor = "genericTypeArray", signature = "[TT;")
T[] genericTypeArray;
@ExpectedSignature(descriptor = "genericListExtendsBound", signature = "Ljava/util/List<+TT;>;")
List<? extends T> genericListExtendsBound;
@ExpectedSignature(descriptor = "genericListSuperBound", signature = "Ljava/util/List<-TU;>;")
List<? super U> genericListSuperBound;
@ExpectedSignature(descriptor = "genericListWildCard", signature = "Ljava/util/List<*>;")
List<?> genericListWildCard;
@ExpectedSignature(descriptor = "genericListExactType", signature = "Ljava/util/List<Ljava/lang/Integer;>;")
List<Integer> genericListExactType;
@ExpectedSignature(descriptor = "listWithGenericType", signature = "Ljava/util/List<TE;>;")
List<E> listWithGenericType;
List listNoSignatureAttribute;
// no Signature attribute
InnerClass1(List a) {
}
@ExpectedSignature(descriptor = "<init>(InnerClassTest, java.util.ArrayList)",
signature = "(TT;)V")
InnerClass1(T a) {
}
@ExpectedSignature(descriptor = "<init>(InnerClassTest, java.util.ArrayList, java.util.ArrayList)",
signature = "(TT;TE;)V")
InnerClass1(T a, E b) {
}
@ExpectedSignature(descriptor = "genericMethod(java.util.ArrayList)",
signature = "(TT;)TE;")
E genericMethod(T a) {
return null;
}
}
@ExpectedSignature(descriptor = "InnerClassTest$InnerInterface",
signature = "<T:Ljava/lang/Object;>Ljava/lang/Object;")
interface InnerInterface<T> {
@ExpectedSignature(descriptor = "genericMethod(java.lang.Object)", signature = "(TT;)TT;")
T genericMethod(T a);
@ExpectedSignature(descriptor = "genericListExtendsBound", signature = "Ljava/util/List<+Ljava/lang/Number;>;")
List<? extends Number> genericListExtendsBound = null;
@ExpectedSignature(descriptor = "genericListSuperBound", signature = "Ljava/util/List<-Ljava/lang/Number;>;")
List<? super Number> genericListSuperBound = null;
@ExpectedSignature(descriptor = "genericListWildCard", signature = "Ljava/util/List<*>;")
List<?> genericListWildCard = null;
@ExpectedSignature(descriptor = "genericListExactType", signature = "Ljava/util/List<Ljava/lang/Integer;>;")
List<Integer> genericListExactType = null;
List listNoSignatureAttribute = null;
@ExpectedSignature(descriptor = "genericBoundsMethod1(java.util.List)",
signature = "(Ljava/util/List<-TT;>;)Ljava/util/List<+TT;>;")
List<? extends T> genericBoundsMethod1(List<? super T> a);
@ExpectedSignature(descriptor = "genericBoundsMethod2(java.util.List)",
signature = "(Ljava/util/List<+TT;>;)Ljava/util/List<-TT;>;")
List<? super T> genericBoundsMethod2(List<? extends T> a);
@ExpectedSignature(descriptor = "genericWildCardMethod(java.util.Map)",
signature = "(Ljava/util/Map<**>;)Ljava/util/Map<**>;")
Map<?, ?> genericWildCardMethod(Map<?, ?> a);
@ExpectedSignature(descriptor = "defaultGenericMethod(java.util.List, java.util.List, java.util.Map)",
signature = "(Ljava/util/List<+TT;>;Ljava/util/List<-TT;>;Ljava/util/Map<**>;)Ljava/util/List<*>;")
default List<?> defaultGenericMethod(List<? extends T> list1, List<? super T> list2, Map<?, ?> map) { return null; }
default List defaultNoSignatureAttributeMethod(List list1, List list2, Map list3) { return null; }
@ExpectedSignature(descriptor = "staticGenericMethod(java.util.List, java.util.List, java.util.Map)",
signature = "<T::Ljava/lang/Runnable;>(Ljava/util/List<+TT;>;Ljava/util/List<-TT;>;Ljava/util/Map<**>;)Ljava/util/List<*>;")
static <T extends Runnable> List<?> staticGenericMethod(List<? extends T> list1, List<? super T> list2, Map<?, ?> map) { return null; }
static List staticNoSignatureAttributeMethod(List list1, List list2, Map list3) { return null; }
}
@ExpectedSignature(descriptor = "InnerClassTest$InnerClass2",
signature = "LInnerClassTest<TT;>.InnerClass1<TT;Ljava/util/Set<TT;>;>;LInnerClassTest$InnerInterface<TT;>;")
class InnerClass2 extends InnerClass1<T, Set<T>> implements InnerInterface<T> {
// no Signature attribute
InnerClass2() {
super(null);
}
@ExpectedSignature(descriptor = "<init>(InnerClassTest, java.util.ArrayList)",
signature = "(TT;)V")
InnerClass2(T a) {
super(a);
}
@ExpectedSignature(descriptor = "<init>(InnerClassTest, java.util.ArrayList, java.util.ArrayList)",
signature = "(TT;TT;)V")
InnerClass2(T a, T b) {
super(a, b);
}
@ExpectedSignature(descriptor = "genericMethod(java.util.ArrayList)", signature = "(TT;)TT;")
@Override
public T genericMethod(T a) {
return null;
}
@ExpectedSignature(descriptor = "genericBoundsMethod1(java.util.List)",
signature = "(Ljava/util/List<-TT;>;)Ljava/util/List<+TT;>;")
@Override
public List<? extends T> genericBoundsMethod1(List<? super T> a) {
return null;
}
@ExpectedSignature(descriptor = "genericBoundsMethod2(java.util.List)",
signature = "(Ljava/util/List<+TT;>;)Ljava/util/List<-TT;>;")
@Override
public List<? super T> genericBoundsMethod2(List<? extends T> a) {
return null;
}
@ExpectedSignature(descriptor = "genericWildCardMethod(java.util.Map)",
signature = "(Ljava/util/Map<**>;)Ljava/util/Map<**>;")
@Override
public Map<?, ?> genericWildCardMethod(Map<?, ?> a) {
return null;
}
}
@ExpectedSignature(descriptor = "InnerClassTest$StaticInnerClass",
signature = "<T:Ljava/lang/String;E::Ljava/util/Set<TT;>;>" +
"Ljava/lang/Object;LInnerClassTest$InnerInterface<TE;>;")
static class StaticInnerClass<T extends String, E extends Set<T>> implements InnerInterface<E> {
// no Signature attribute
StaticInnerClass(List a) {
}
@ExpectedSignature(descriptor = "<init>(java.lang.Runnable)",
signature = "<E::Ljava/lang/Runnable;>(TE;)V")
<E extends Runnable> StaticInnerClass(E a) {
}
@ExpectedSignature(descriptor = "<init>(java.lang.String)",
signature = "(TT;)V")
StaticInnerClass(T a) {
}
@ExpectedSignature(descriptor = "<init>(java.lang.String, java.util.Set)",
signature = "(TT;TE;)V")
StaticInnerClass(T a, E b) {
}
@ExpectedSignature(descriptor = "genericListExtendsBound", signature = "Ljava/util/List<+Ljava/lang/Number;>;")
static List<? extends Number> genericListExtendsBound;
@ExpectedSignature(descriptor = "genericListSuperBound", signature = "Ljava/util/List<-Ljava/lang/Number;>;")
static List<? super Number> genericListSuperBound;
@ExpectedSignature(descriptor = "genericListWildCard", signature = "Ljava/util/List<*>;")
static List<?> genericListWildCard;
@ExpectedSignature(descriptor = "genericListExactType", signature = "Ljava/util/List<Ljava/lang/Integer;>;")
static List<Integer> genericListExactType;
static List listNoSignatureAttribute;
@ExpectedSignature(descriptor = "genericMethod(java.util.Set)",
signature = "(TE;)TE;")
@Override
public E genericMethod(E a) {
return null;
}
@ExpectedSignature(descriptor = "genericBoundsMethod1(java.util.List)",
signature = "(Ljava/util/List<-TE;>;)Ljava/util/List<+TE;>;")
@Override
public List<? extends E> genericBoundsMethod1(List<? super E> a) {
return null;
}
@ExpectedSignature(descriptor = "genericBoundsMethod2(java.util.List)",
signature = "(Ljava/util/List<+TE;>;)Ljava/util/List<-TE;>;")
@Override
public List<? super E> genericBoundsMethod2(List<? extends E> a) {
return null;
}
@ExpectedSignature(descriptor = "genericWildCardMethod(java.util.Map)",
signature = "(Ljava/util/Map<**>;)Ljava/util/Map<**>;")
@Override
public Map<?, ?> genericWildCardMethod(Map<?, ?> a) {
return null;
}
@ExpectedSignature(descriptor = "staticGenericMethod(java.lang.Object)",
signature = "<E:Ljava/lang/Object;>(TE;)TE;")
public static <E> E staticGenericMethod(E a) {
return null;
}
@ExpectedSignature(descriptor = "staticGenericBoundsMethod1(java.util.List)",
signature = "<E:Ljava/lang/Object;>(Ljava/util/List<-TE;>;)Ljava/util/List<+TE;>;")
public static <E> List<? extends E> staticGenericBoundsMethod1(List<? super E> a) {
return null;
}
@ExpectedSignature(descriptor = "staticGenericBoundsMethod2(java.util.List)",
signature = "<E:Ljava/lang/Object;>(Ljava/util/List<+TE;>;)Ljava/util/List<-TE;>;")
public static <E> List<? super E> staticGenericBoundsMethod2(List<? extends E> a) {
return null;
}
@ExpectedSignature(descriptor = "staticGenericWildCardMethod(java.util.Map)",
signature = "<E:Ljava/lang/Object;>(Ljava/util/Map<**>;)Ljava/util/Map<**>;")
public static <E> Map<?, ?> staticGenericWildCardMethod(Map<?, ?> a) {
return null;
}
}
@ExpectedSignature(descriptor = "InnerClassTest$InnerClass3",
signature = "Ljava/lang/Object;LInnerClassTest$ExceptionHolder" +
"<Ljava/lang/RuntimeException;>;Ljava/util/concurrent/Callable<Ljava/util/Map<**>;>;")
public static class InnerClass3 implements ExceptionHolder<RuntimeException>, Callable<Map<?, ?>> {
@ExpectedSignature(descriptor = "call()", signature = "()Ljava/util/Map<**>;")
@Override
public Map<?, ?> call() throws Exception {
return null;
}
@Override
public void Throw() throws RuntimeException {
}
@Override
public RuntimeException Return() {
return null;
}
}
/**
* Class is for checking that the Signature attribute is not generated
* for overridden methods despite of the appropriate methods in the parent class
* have the Signature attribute.
*/
@ExpectedSignature(descriptor = "InnerClassTest$ExceptionHolder",
signature = "<E:Ljava/lang/Exception;>Ljava/lang/Object;")
interface ExceptionHolder<E extends Exception> {
@ExpectedSignature(descriptor = "Throw()", signature = "()V^TE;")
void Throw() throws E;
@ExpectedSignature(descriptor = "Return()", signature = "()TE;")
E Return();
}
}