ServerImpl


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): Philippe Merle, Mathieu Vadet.
23  Contributor(s): Christophe Demarey.
24  
25  ====================================================================*/
26  
27  package org.objectweb.ccm.demo3.cif;
28  
29  import org.objectweb.ccm.demo3.*;
30  
31  /**
32   * This is the implementation of the OMG IDL3 demo3::Server component type.
33   *
34   * This class inherits from the skeleton
35   * generated by the OpenCCM's CIF to Java mapping generator.
36   *
37   * @author <a HREF="mailto:Philippe.Merle@lifl.fr">Philippe Merle</A>
38   *         <a HREF="mailto:Mathieu.Vadet@lifl.fr">Mathieu Vadet</A>
39   *         <a HREF="mailto:Christophe.Demarey@lifl.fr">Christophe Demarey</A>
40   */
41  
42  public class ServerImpl
43       extends org.objectweb.ccm.demo3.ServerSessionComposition.ComponentImpl
44  {
45      // ==================================================================
46      //
47      // Internal state.
48      //
49      // ==================================================================
50  
51      /** The name of the component. */
52      private String   name_;
53  
54      /** To refer to the GUI frame. */
55      private javax.swing.JFrame   frame_;
56  
57      /** To refer to the GUI user output area. */
58      private javax.swing.JTextArea   textArea_;
59  
60      // ==================================================================
61      //
62      // Constructor.
63      //
64      // ==================================================================
65  
66      /** The default constructor. */
67      public
68      ServerImpl()
69      {
70      }
71  
72      // ==================================================================
73      //
74      // Internal methods.
75      //
76      // ==================================================================
77  
78      // ==================================================================
79      //
80      // Public methods.
81      //
82      // ==================================================================
83  
84      // ==================================================================
85      //
86      // Methods for OMG IDL Components::EnterpriseComponent
87      //
88      // ==================================================================
89  
90      /**
91       * Complete the component configuration.
92       *
93       * @exception org.omg.Components.InvalidConfiguration
94       *            Thrown if the configuration is invalid.
95       */
96      public void
97      configuration_complete()
98      throws org.omg.Components.InvalidConfiguration
99      {
100         // Checks if the configuration is not completed.
101         if(name_ == null)
102             throw new org.omg.Components.InvalidConfiguration();
103 
104         // Instantiating the GUI.
105 
106         // Creates a Swing Frame.
107         frame_ = new javax.swing.JFrame  (name_ + "'s Server GUI");
108         // Sets its size.
109         frame_.setSize(400, 300);
110 
111         // Creates a text area for displaying inputs.
112         textArea_ = new javax.swing.JTextArea  (40, 20);
113         textArea_.setEditable(false);
114 
115         // Constructs and shows the GUI.
116         javax.swing.JPanel   panel = new javax.swing.JPanel  (
117                                        new java.awt.BorderLayout  ()
118                                    );
119         frame_.getContentPane().add(panel);
120         panel.add(new javax.swing.JScrollPane  (textArea_),
121                   java.awt.BorderLayout.CENTER);
122         frame_.pack();
123         frame_.show();
124     }
125 
126     // ==================================================================
127     //
128     // Methods for the OMG IDL org.omg.Components.SessionComponent
129     //
130     // ==================================================================
131 
132     /**
133      * Container callback to signal that the component is removed.
134      *
135      * @throw org.omg.Components.CCMException For any problems.
136      */
137     public void
138     ccm_remove()
139     throws org.omg.Components.CCMException
140     {
141         // Release the associated frame.
142         frame_.dispose();
143         frame_ = null;
144     }
145 
146     // ==================================================================
147     //
148     // Methods for OMG IDL demo3::CCM_NamedComponent_Executor
149     //
150     // ==================================================================
151 
152     /**
153      * The mutator method for the attribute name.
154      *
155      * @param n The name.
156      */
157     public void
158     name(String   n)
159     {
160         name_ = n;
161 
162         if (frame_ != null)
163             frame_.setTitle(name_ + "'s Server GUI");
164     }
165 
166     /**
167      * The accessor method for the attribute name.
168      *
169      * @return The name.
170      */
171     public String  
172     name()
173     {
174         return name_;
175     }
176 
177     // ==================================================================
178     //
179     // Methods for OMG IDL demo3::CCM_Service
180     //
181     // ==================================================================
182 
183     /**
184      * The display operation of the demo3::Service interface.
185      *
186      * @param text The text to display.
187      */
188     public void
189     display(String   text)
190     {
191         // Puts the text into the text area.
192         textArea_.append(text + "\n");
193 
194         // Pushes an event to all connected consumers.
195         get_context().push_to_consumers( new TextEventImpl(text) );
196     }
197 }
198 
199 
200 
201 
202 
203 
204 
205
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