1 /*

     2  * CDDL HEADER START

     3  *

     4  * The contents of this file are subject to the terms of the

     5  * Common Development and Distribution License (the "License").

     6  * You may not use this file except in compliance with the License.

     7  *

     8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE

     9  * or http://www.opensolaris.org/os/licensing.

    10  * See the License for the specific language governing permissions

    11  * and limitations under the License.

    12  *

    13  * When distributing Covered Code, include this CDDL HEADER in each

    14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.

    15  * If applicable, add the following below this CDDL HEADER, with the

    16  * fields enclosed by brackets "[]" replaced with your own identifying

    17  * information: Portions Copyright [yyyy] [name of copyright owner]

    18  *

    19  * CDDL HEADER END

    20  */

    21 

    22 /*

    23  * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.

    24  */

    25 

    26 package com.oracle.solaris.vp.util.swing.property;

    27 

    28 import javax.swing.JPasswordField;

    29 import javax.swing.event.*;

    30 import com.oracle.solaris.vp.util.misc.property.*;

    31 import com.oracle.solaris.vp.util.swing.DocumentAdapter;

    32 

    33 /**

    34  * The {@code PasswordFieldPropertySynchronizer} class synchronizes a {@link

    35  * MutableProperty} with a {@code JPasswordField} so that changes in one will

    36  * automatically be reflected in the other.

    37  */

    38 public class PasswordFieldPropertySynchronizer

    39     extends PropertySynchronizer<char[], JPasswordField> {

    40 

    41     //

    42     // Instance data

    43     //

    44 

    45     private DocumentListener listener =

    46 	new DocumentAdapter() {

    47 	    @Override

    48 	    public void docUpdate(DocumentEvent e) {

    49 		objectChanged();

    50 	    }

    51 	};

    52 

    53     //

    54     // Constructors

    55     //

    56 

    57     public PasswordFieldPropertySynchronizer(MutableProperty<char[]> property,

    58 	JPasswordField field, boolean initFromProp) {

    59 

    60 	super(property, field, initFromProp);

    61 	field.getDocument().addDocumentListener(listener);

    62     }

    63 

    64     /**

    65      * Constructs a {@code PasswordFieldPropertySynchronizer} with initial

    66      * synchronization from the property to the {@code JPasswordField}.

    67      */

    68     public PasswordFieldPropertySynchronizer(MutableProperty<char[]> property,

    69 	JPasswordField field) {

    70 

    71 	this(property, field, true);

    72     }

    73 

    74     //

    75     // PropertySynchronizer methods

    76     //

    77 

    78     @Override

    79     public void desynchronize() {

    80 	super.desynchronize();

    81 	getObject().getDocument().removeDocumentListener(listener);

    82     }

    83 

    84     @Override

    85     public char[] getValue() {

    86 	return getObject().getPassword();

    87     }

    88 

    89     @Override

    90     public void setValue(char[] value) {

    91 	String text = value == null ? "" : new String(value);

    92 	getObject().setText(text);

    93     }

    94 }