1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 *
4 * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
5 *
6 * The contents of this file are subject to the terms of either the GNU
7 * General Public License Version 2 only ("GPL") or the Common Development
8 * and Distribution License("CDDL") (collectively, the "License"). You
9 * may not use this file except in compliance with the License. You can obtain
10 * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
11 * or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
12 * language governing permissions and limitations under the License.
13 *
14 * When distributing the software, include this License Header Notice in each
15 * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
16 * Sun designates this particular file as subject to the "Classpath" exception
17 * as provided by Sun in the GPL Version 2 section of the License file that
18 * accompanied this code. If applicable, add the following below the License
19 * Header, with the fields enclosed by brackets [] replaced by your own
20 * identifying information: "Portions Copyrighted [year]
21 * [name of copyright owner]"
22 *
23 * Contributor(s):
24 *
25 * If you wish your version of this file to be governed by only the CDDL or
26 * only the GPL Version 2, indicate your decision by adding "[Contributor]
27 * elects to include this software in this distribution under the [CDDL or GPL
28 * Version 2] license." If you don't indicate a single choice of license, a
29 * recipient has the option to distribute your version of this file under
30 * either the CDDL, the GPL Version 2 or to extend the choice of license to
31 * its licensees as provided above. However, if you add GPL Version 2 code
32 * and therefore, elected the GPL Version 2 license, then the option applies
33 * only if the new code is made subject to such option by the copyright
34 * holder.
35 */
36
37 /*
38 * @(#)Address.java 1.10 07/05/04
39 */
40
41 package javax.mail;
42
43 import java.io.Serializable;
44
45 /**
46 * This abstract class models the addresses in a message.
47 * Subclasses provide specific implementations. Subclasses
48 * will typically be serializable so that (for example) the
49 * use of Address objects in search terms can be serialized
50 * along with the search terms.
51 *
52 * @author John Mani
53 * @author Bill Shannon
54 */
55
56 public abstract class Address implements Serializable {
57
58 private static final long serialVersionUID = -5822459626751992278L;
59
60 /**
61 * Return a type string that identifies this address type.
62 *
63 * @return address type
64 * @see javax.mail.internet.InternetAddress
65 */
66 public abstract String getType();
67
68 /**
69 * Return a String representation of this address object.
70 *
71 * @return string representation of this address
72 */
73 public abstract String toString();
74
75 /**
76 * The equality operator. Subclasses should provide an
77 * implementation of this method that supports value equality
78 * (do the two Address objects represent the same destination?),
79 * not object reference equality. A subclass must also provide
80 * a corresponding implementation of the <code>hashCode</code>
81 * method that preserves the general contract of
82 * <code>equals</code> and <code>hashCode</code> - objects that
83 * compare as equal must have the same hashCode.
84 *
85 * @param address Address object
86 */
87 public abstract boolean equals(Object address);
88 }
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