1 /*

     2  * Copyright (c) 2009, 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 /* @test

    25    @bug 6860438

    26    @summary Tests various MultiUIDefaults methods

    27    @author Peter Zhelezniakov

    28    @run main Test6860438

    29 */

    30 

    31 import java.util.Enumeration;

    32 import java.util.Map.Entry;

    33 import java.util.Set;

    34 import javax.swing.UIManager;

    35 

    36 public class Test6860438

    37 {

    38     static final String KEY = "Test6860438.key";

    39     static final String VALUE = "Test6860438.value";

    40 

    41     void check(Object key, Object value, boolean present, int size) {

    42         check(UIManager.get(key) == value, "UIManager.get()");

    43         check(UIManager.getDefaults().size() == size, "MultiUIDefaults.size()");

    44 

    45         checkEnumeration(UIManager.getDefaults().keys(),

    46                 key, present, "MultiUIDefaults.keys()");

    47         checkEnumeration(UIManager.getDefaults().elements(),

    48                 value, present, "MultiUIDefaults.elements()");

    49 

    50         // check MultiUIDefaults.entrySet()

    51         boolean found = false;

    52         Set<Entry<Object, Object>> entries = UIManager.getDefaults().entrySet();

    53         for (Entry<Object, Object> e: entries) {

    54             if (e.getKey() == key) {

    55                 check(e.getValue() == value, "MultiUIDefaults.entrySet()");

    56                 found = true;

    57             }

    58         }

    59         check(found == present, "MultiUIDefaults.entrySet()");

    60     }

    61 

    62     void checkEnumeration(Enumeration<Object> e, Object elem,

    63             boolean present, String error) {

    64         boolean found = false;

    65         while (e.hasMoreElements()) {

    66             if (e.nextElement() == elem) {

    67                 found = true;

    68             }

    69         }

    70         check(found == present, error);

    71     }

    72 

    73     void check(boolean condition, String methodName) {

    74         if (! condition) {

    75             throw new RuntimeException(methodName + " failed");

    76         }

    77     }

    78 

    79     void test() {

    80         int size = UIManager.getDefaults().size();

    81 

    82         // create a new value, size increases

    83         UIManager.getLookAndFeelDefaults().put(KEY, VALUE);

    84         check(KEY, VALUE, true, size + 1);

    85 

    86         // override the value, size remains the same

    87         UIManager.put(KEY, VALUE);

    88         check(KEY, VALUE, true, size + 1);

    89 

    90         // remove the value, size decreases

    91         UIManager.getDefaults().remove(KEY);

    92         check(KEY, null, false, size);

    93     }

    94 

    95     public static void main(String[] args) {

    96         new Test6860438().test();

    97     }

    98 }