1 /*
   2  * Copyright (c) 2015, 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 import java.beans.BeanInfo;
  25 import java.beans.BeanProperty;
  26 import java.beans.Introspector;
  27 import java.beans.PropertyChangeListener;
  28 import java.beans.PropertyDescriptor;
  29 
  30 /**
  31  * @test
  32  * @bug 8132566 8132565 8131939
  33  * @summary Check if the derived class overrides
  34  *           the parent's property info.
  35  * @author a.stepanov
  36  */
  37 
  38 public class OverridePropertyInfoTest {
  39 
  40     public static class C extends CBase {
  41 
  42         private int value;
  43 
  44         @BeanProperty(
  45                 bound        = false,
  46                 expert       = false,
  47                 hidden       = false,
  48                 preferred    = false,
  49                 required     = false,
  50                 visualUpdate = false,
  51                 description = "CHILD",
  52                 enumerationValues = {"javax.swing.SwingConstants.BOTTOM"}
  53                 )
  54         @Override
  55         public void setValue(int v) { value = v; }
  56         @Override
  57         public  int getValue() { return value; }
  58 
  59         @Override
  60         public void addPropertyChangeListener(PropertyChangeListener l)    {}
  61         @Override
  62         public void removePropertyChangeListener(PropertyChangeListener l) {}
  63     }
  64 
  65     public static void main(String[] args) throws Exception {
  66 
  67         BeanInfo i = Introspector.getBeanInfo(C.class, Object.class);
  68         PropertyDescriptor[] pds = i.getPropertyDescriptors();
  69 
  70         Checker.checkEq("number of properties", pds.length, 1);
  71         PropertyDescriptor p = pds[0];
  72         Checker.checkEq("property description", p.getShortDescription(), "CHILD");
  73 
  74         Checker.checkEq("isBound",  p.isBound(),  false);
  75         Checker.checkEq("isExpert", p.isExpert(), false);
  76         Checker.checkEq("isHidden", p.isHidden(), false);
  77         Checker.checkEq("isPreferred", p.isPreferred(), false);
  78         Checker.checkEq("required", p.getValue("required"), false);
  79         Checker.checkEq("visualUpdate", p.getValue("visualUpdate"), false);
  80 
  81         Checker.checkEnumEq("enumerationValues", p.getValue("enumerationValues"),
  82             new Object[]{"BOTTOM", 3, "javax.swing.SwingConstants.BOTTOM"});
  83     }
  84 }