1 /*
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   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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   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
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  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 6336968
  27  * @summary Test adding non-Attribute values to an AttributeList.
  28  * @author Eamonn McManus
  29  */
  30 
  31 import java.util.Collections;
  32 import java.util.List;
  33 import javax.management.Attribute;
  34 import javax.management.AttributeList;
  35 
  36 public class AttributeListTypeSafeTest {
  37 
  38     private static String failure;
  39 
  40     public static void main(String[] args) throws Exception {
  41         // Test calling asList after adding non-Attribute by various means
  42         for (Op op : Op.values()) {
  43             AttributeList alist = new AttributeList();
  44             alist.add(new Attribute("foo", "bar"));
  45             doOp(alist, op);
  46             String what = "asList() after calling " + op + " with non-Attribute";
  47             try {
  48                 List<Attribute> lista = alist.asList();
  49                 fail(what + ": succeeded but should not have");
  50             } catch (IllegalArgumentException e) {
  51                 System.out.println("OK: " + what + ": got IllegalArgumentException");
  52             }
  53         }
  54 
  55         // Test adding non-Attribute by various means after calling asList
  56         for (Op op : Op.values()) {
  57             AttributeList alist = new AttributeList();
  58             List<Attribute> lista = alist.asList();
  59             lista.add(new Attribute("foo", "bar"));
  60             String what = op + " with non-Attribute after calling asList()";
  61             try {
  62                 doOp(alist, op);
  63                 fail(what + ": succeeded but should not have");
  64             } catch (IllegalArgumentException e) {
  65                 System.out.println("OK: " + what + ": got IllegalArgumentException");
  66             }
  67         }
  68 
  69         if (failure == null)
  70             System.out.println("TEST PASSED");
  71         else
  72             throw new Exception("TEST FAILED: " + failure);
  73     }
  74 
  75     private static enum Op {
  76         ADD("add(Object)"), ADD_AT("add(int, Object)"),
  77         ADD_ALL("add(Collection)"), ADD_ALL_AT("add(int, Collection)"),
  78         SET("set(int, Object)");
  79 
  80         private Op(String what) {
  81             this.what = what;
  82         }
  83 
  84         @Override
  85         public String toString() {
  86             return what;
  87         }
  88 
  89         private final String what;
  90     }
  91 
  92     private static void doOp(AttributeList alist, Op op) {
  93         Object x = "oops";
  94         switch (op) {
  95             case ADD: alist.add(x); break;
  96             case ADD_AT: alist.add(0, x); break;
  97             case ADD_ALL: alist.add(Collections.singleton(x)); break;
  98             case ADD_ALL_AT: alist.add(0, Collections.singleton(x)); break;
  99             case SET: alist.set(0, x); break;
 100             default: throw new AssertionError("Case not covered");
 101         }
 102     }
 103 
 104     private static void fail(String why) {
 105         System.out.println("FAIL: " + why);
 106         failure = why;
 107     }
 108 
 109 }