jdk/test/java/lang/invoke/lambda/LambdaAccessControlTest.java
author rfield
Thu, 06 Dec 2012 21:55:55 -0800
changeset 14762 34956da26ceb
child 16062 c64ef2b01401
permissions -rw-r--r--
8003881: Prevent lambda implementing inner classes from allowing the creation of new instances Summary: Lambda implementing inner classes now has private constructor (thanks Kumar) Reviewed-by: ksrini

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
 * 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).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 */

/*
 * @test
 * @bug 8003881
 * @summary tests Lambda expression with a a security manager at top level
 * @compile -XDignore.symbol.file LambdaAccessControlTest.java
 *
 * @run main/othervm LambdaAccessControlTest
 */

public class LambdaAccessControlTest extends LUtils {
    public static void main(String... args) {
        System.setSecurityManager(new SecurityManager());
        JJ<Integer> iii = (new CC())::impl;
        System.out.printf(">>> %s\n", iii.foo(44));
        iii = DD::impl;
        System.out.printf(">>> %s\n", iii.foo(44));
        return;
    }
}
/*
 * support classes for the test
 */
interface II<T> {  Object foo(T x); }
interface JJ<R extends Number> extends II<R> { }
class CC {  String impl(int i) { return "impl:"+i; }}
class DD {  static String impl(int i) { return "impl:"+i; }}