81 lines
2.3 KiB
Java
81 lines
2.3 KiB
Java
/*
|
|
* Copyright (c) 2003, 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 4915435
|
|
* @summary NullPointerError in Resolve.findMethod() with foreach vs generics
|
|
* @author gafter
|
|
*/
|
|
|
|
import java.util.List;
|
|
import java.util.ArrayList;
|
|
|
|
public class ListOfListTest {
|
|
|
|
public static void main(String[] argv) {
|
|
List<List<Integer>> ll = new ArrayList<List<Integer>>();
|
|
List<Integer> il = new ArrayList<Integer>();
|
|
ll.add(il);
|
|
il.add(1);
|
|
int sum = 0;
|
|
for (Integer i : ll.get(0)) {
|
|
sum = identity(sum) + i;
|
|
}
|
|
|
|
if (sum != 1) throw new Error(""+sum);
|
|
|
|
enumsToo();
|
|
}
|
|
|
|
static int identity(Integer i) {
|
|
switch (i) {
|
|
case 0: return 0;
|
|
default: return i;
|
|
}
|
|
}
|
|
|
|
enum E { a, b, c, d, e };
|
|
|
|
static class Box<T> {
|
|
Box(T t) { this.t = t; }
|
|
T t;
|
|
T get() { return t; }
|
|
}
|
|
|
|
static void enumsToo() {
|
|
Box<E> box = new Box<E>(E.c);
|
|
switch (box.get()) {
|
|
case a: throw new Error();
|
|
case c: break;
|
|
default: throw new Error();
|
|
}
|
|
Box<Integer> boxi = new Box<Integer>(12);
|
|
switch (boxi.get()) {
|
|
case 0: throw new Error();
|
|
case 12: break;
|
|
default: throw new Error();
|
|
}
|
|
}
|
|
}
|