1 /*
   2  * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 8207944
  27  * @summary Unknown attribute erroneously causes ClassFormatError exception.
  28  * @compile UnknownAttr.jcod
  29  * @run main UnknownAttrTest
  30  */
  31 
  32 // Test that an unknown class attribute is ignored and no exception is thrown.
  33 public class UnknownAttrTest {
  34     public static void main(String args[]) throws Throwable {
  35 
  36         System.out.println("Regression test for bug 8207944");
  37         try {
  38             Class newClass = Class.forName("UnknownAttr");
  39         } catch (java.lang.Throwable e) {
  40             throw new RuntimeException(
  41                 "Unexpected exception: " + e.getMessage());
  42         }
  43     }
  44 }