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Java > Open Source Codes > org > objectweb > openccm > Components > CookieImpl


1 /*====================================================================
2
3 OpenCCM: The Open CORBA Component Model Platform
4 Copyright (C) 2000-2002 USTL - LIFL - GOAL
5 Contact: openccm-team@objectweb.org
6
7 This library is free software; you can redistribute it and/or
8 modify it under the terms of the GNU Lesser General Public
9 License as published by the Free Software Foundation; either
10 version 2.1 of the License, or any later version.
11
12 This library is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 Lesser General Public License for more details.
16
17 You should have received a copy of the GNU Lesser General Public
18 License along with this library; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20 USA
21
22 Initial developer(s): Mathieu Vadet, Philippe Merle.
23 Contributor(s): ______________________________________.
24
25 ====================================================================*/
26
27 package org.objectweb.openccm.Components;
28
29 /**
30  * This class implements the Components::Cookie valuetype.
31  *
32  * @author <a HREF="mailto:Philippe.Merle@lifl.fr">Philippe Merle</a>
33  * <a HREF="mailto:Mathieu.Vadet@lifl.fr">Mathieu Vadet</a>
34  *
35  * @version 0.3
36  */
37
38 public class CookieImpl
39        extends org.omg.Components.Cookie
40 {
41     // ==================================================================
42 //
43 // Internal state.
44 //
45 // ==================================================================
46
47     /**
48      ** TODO
49      **/
50     private String JavaDoc random_ = "RANDOM NOT COMPUTED";
51
52     // ==================================================================
53 //
54 // Constructor.
55 //
56 // ==================================================================
57
58     /**
59      ** The default constructor.
60      **/
61     public
62     CookieImpl()
63     {
64     }
65
66     /**
67      ** The constructor.
68      **
69      ** @param random The generated random.
70      **/
71     public
72     CookieImpl(String JavaDoc random)
73     {
74         random_ = random;
75     // Set the cookieValue.
76 cookieValue = random.getBytes();
77     }
78
79     // ==================================================================
80 //
81 // Internal methods.
82 //
83 // ==================================================================
84
85     /**
86      ** Init after read from CORBA stream.
87      **/
88     protected void
89     initAfterRead()
90     {
91     random_ = new String JavaDoc(cookieValue);
92     }
93
94     // ==================================================================
95 //
96 // Public methods.
97 //
98 // ==================================================================
99
100     /**
101      ** Generate a cookie.
102      **
103      ** @return The generated cookie.
104      **/
105     public static CookieImpl
106     generate()
107     {
108     // Compute a random.
109 String JavaDoc random = java.lang.Double.toString(java.lang.Math.random());
110
111     // Create a cookie.
112 CookieImpl result = new CookieImpl(random);
113
114     // Return the generated cookie.
115 return result;
116     }
117
118     // ==================================================================
119 //
120 // Methods for the java.lang.Object class.
121 //
122 // ==================================================================
123
124     /**
125      ** Obtain a string representation.
126      **
127      ** @return A string representation.
128      **/
129     public String JavaDoc
130     toString()
131     {
132         return random_;
133     }
134
135     /**
136      ** Compute a hash code.
137      **
138      ** @return The hash code for the random.
139      **/
140     public int
141     hashCode()
142     {
143         return random_.hashCode();
144     }
145
146     /**
147      ** Test equality with another object.
148      **/
149     public boolean
150     equals(Object JavaDoc o)
151     {
152     // Compare random attributes.
153 return random_.equals(((CookieImpl)o).random_);
154     }
155 }
156
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