blob: d49bdc91a508e352db7b0a686ee4a61328e8f619 [file] [log] [blame]
/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import java.lang.reflect.Method;
public class DefaultDeclared {
interface DefaultInterface {
default void sayHi() {
System.out.println("hi default");
}
}
interface RegularInterface {
void sayHi();
}
class ImplementsWithDefault implements DefaultInterface {}
class ImplementsWithDeclared implements DefaultInterface {
public void sayHi() {
System.out.println("hello specific from default");
}
}
abstract class UnimplementedWithRegular implements RegularInterface { }
class ImplementsWithRegular implements RegularInterface {
public void sayHi() {
System.out.println("hello specific");
}
}
private static void printGetMethod(Class<?> klass) {
Method m;
try {
m = klass.getDeclaredMethod("sayHi");
System.out.println("No error thrown for class " + klass.toString());
} catch (NoSuchMethodException e) {
System.out.println("NoSuchMethodException thrown for class " + klass.toString());
} catch (Throwable t) {
System.out.println("Unknown error thrown for class " + klass.toString());
t.printStackTrace(System.out);
}
}
public static void test() {
System.out.println("==============================");
System.out.println("Are These Methods found by getDeclaredMethod:");
System.out.println("==============================");
printGetMethod(DefaultInterface.class);
printGetMethod(RegularInterface.class);
printGetMethod(ImplementsWithDefault.class);
printGetMethod(ImplementsWithDeclared.class);
printGetMethod(ImplementsWithRegular.class);
printGetMethod(UnimplementedWithRegular.class);
}
}