1 /*
   2  * Copyright (c) 2001, 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 4444194
  27  * @summary  java.net.URLDecoder.decode(s, enc) treats an empty encoding name as "UTF-8"
  28  */
  29 import java.net.URLDecoder;
  30 import java.io.UnsupportedEncodingException;
  31 
  32 public class URLDecoderArgs {
  33     public static void main (String[] args) {
  34         try {
  35             String s1 = URLDecoder.decode ("Hello World", null);
  36         } catch (UnsupportedEncodingException e) {
  37             throw new RuntimeException ("NPE should have been thrown");
  38         } catch (NullPointerException e) {
  39             try {
  40                 String s2 = URLDecoder.decode ("Hello World", "");
  41             } catch (UnsupportedEncodingException ee) {
  42                 return;
  43             }
  44             throw new RuntimeException ("empty string was accepted as encoding name");
  45         }
  46         throw new RuntimeException ("null reference was accepted as encoding name");
  47     }
  48 }