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root/i-scream/projects/cms/source/server/uk/org/iscream/cms/server/client/ClientMain.java
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Comparing projects/cms/source/server/uk/org/iscream/cms/server/client/ClientMain.java (file contents):
Revision 1.1 by tdb, Sat Feb 3 04:51:50 2001 UTC vs.
Revision 1.10 by tdb, Fri Mar 2 02:47:16 2001 UTC

# Line 1 | Line 1
1 + //---PACKAGE DECLARATION---
2   package uk.ac.ukc.iscream.client;
3  
4 < import uk.ac.ukc.iscream.client.*;
4 > //---IMPORTS---
5   import uk.ac.ukc.iscream.clientinterface.*;
6   import uk.ac.ukc.iscream.componentmanager.*;
7 < import org.omg.CosNaming.*;
8 < import org.omg.CORBA.*;
8 < import org.omg.PortableServer.*;
7 > import uk.ac.ukc.iscream.core.*;
8 > import uk.ac.ukc.iscream.util.*;
9  
10 < public class ClientMain {
11 <    public static void main(String args[]) {
12 <        System.setProperty("org.omg.CORBA.ORBClass","jacorb.orb.ORB");
13 <        System.setProperty("org.omg.CORBA.ORBSingletonClass","jacorb.orb.ORBSingleton");
14 <        try {
15 <            ReferenceManager _refman = ReferenceManager.getInstance();
16 <            _refman.activatePOA();
10 > /**
11 > * A startup component for the Local Clients.
12 > *
13 > * @author  $Author$
14 > * @version $Id$
15 > */
16 > public class ClientMain implements Component {
17  
18 <            ClientServant corbaServant = new ClientServant();
19 <            org.omg.CORBA.Object o = _refman.getRootPOA().servant_to_reference(corbaServant);
20 <            Client client = ClientHelper.narrow(o);
18 > //---FINAL ATTRIBUTES---
19  
20 <            o = _refman.getCORBARef("iscream.ClientInterface.CorbaListener");
21 <            CorbaClientListener lRef = CorbaClientListenerHelper.narrow(o);
20 >    /**
21 >     * The current CVS revision of this class
22 >     */
23 >    public static final String REVISION = "$Revision$";
24 >    
25 >    /**
26 >     * The friendly name for this component, used by
27 >     * all related classes.
28 >     */
29 >    public static final String NAME = "LocalClient";
30 >    
31 > //---STATIC METHODS---
32  
33 <            boolean result;
26 <            CorbaHandler handler = lRef.connect("CorbaTest", client);
27 <            result = handler.startData();
28 <            System.out.println(result);
29 <            Thread.sleep(15000);
30 <            result = handler.stopData();
31 <            System.out.println(result);
33 > //---CONSTRUCTORS---
34  
35 <            _refman.getORB().run();
35 > //---PUBLIC METHODS---
36  
37 +    /**
38 +     * This starts the Local Client component
39 +     */
40 +    public void start() throws ComponentStartException {
41 +        // get references to key objects
42 +        _refman = ReferenceManager.getInstance();
43 +        _logger = ReferenceManager.getInstance().getLogger();
44 +
45 +        _logger.write(toString(), Logger.SYSINIT, "coming up");
46 +            
47 +        // configuration variables we require
48 +        int queueMonitorInterval = 0;
49 +        
50 +        Configuration config = _refman.getCM().getConfiguration("LocalClient");
51 +        if (config == null) {
52 +            throw new ComponentStartException("Unable to obtain configuration for component");
53          }
54 <        catch (Exception e) {
55 <            System.out.println("ERROR : " + e);
56 <            e.printStackTrace(System.out);
54 >        else {
55 >            try {
56 >                // get the configuration properties we need
57 >                queueMonitorInterval = Integer.parseInt(config.getProperty("Queue.MonitorInterval"));
58 >            } catch (org.omg.CORBA.MARSHAL e) {
59 >                throw new ComponentStartException("Unable to obtain requried configuration property for component");
60 >            }
61          }
62 +              
63 +        _logger.write(toString(), Logger.SYSINIT, "configured");
64 +        
65 +        // setup the queues, this must be done before both managers are setup
66 +        String queueName;
67 +        // setup a Queue for the servant -> monitor manager
68 +        _monitorQueue = new Queue();
69 +        
70 +        // setup a Queue for the monitors -> alert manager
71 +        _alerterQueue = new Queue();
72 +        
73 +        
74 +        
75 +        // setup the servant and connect
76 +        _logger.write(toString(), Logger.SYSINIT, "starting servant and connecting");          
77 +        try {
78 +            ClientServant ref = new ClientServant(_monitorQueue);
79 +            org.omg.CORBA.Object objRef = _refman.getRootPOA().servant_to_reference(ref);
80 +            Client client = ClientHelper.narrow(objRef);
81 +            
82 +            // this name maybe shouldn't be static
83 +            objRef = _refman.getCORBARef("iscream.ClientInterface.CorbaListener");
84 +            CorbaClientListener listener = CorbaClientListenerHelper.narrow(objRef);
85 +            
86 +            _logger.write(toString(), Logger.SYSINIT, "connecting");
87 +            CorbaControlHandler handler = listener.connect(client, NAME);
88 +            handler.startData();
89 +        }
90 +        catch(Exception e) {
91 +            // not sure what to do here
92 +            // so we just log the error
93 +            _logger.write(toString(), Logger.ERROR, "ERROR - " + e.getMessage());
94 +        }
95 +        
96 +        // setup the MonitorManager
97 +        MonitorManager monMan = MonitorManager.getInstance();
98 +        monMan.start();
99 +        
100 +        // setup the AlerterManager
101 +      
102 +        
103 +        AlerterManager alertMan = AlerterManager.getInstance();
104 +        alertMan.start();
105 +      
106 +        _logger.write(toString(), Logger.SYSINIT, "started");
107 +        
108      }
109 +
110 +    /**
111 +     * Overrides the {@link java.lang.Object#toString() Object.toString()}
112 +     * method to provide clean logging (every class should have this).
113 +     *
114 +     * This uses the uk.ac.ukc.iscream.util.FormatName class
115 +     * to format the toString()
116 +     *
117 +     * @return the name of this class and its CVS revision
118 +     */
119 +    public String toString() {
120 +        return FormatName.getName(
121 +            NAME,
122 +            getClass().getName(),
123 +            REVISION);
124 +    }
125 +
126 + //---PRIVATE METHODS---
127 +
128 + //---ACCESSOR/MUTATOR METHODS---
129 +
130 + //---ATTRIBUTES---
131 +
132 +    /**
133 +     * This holds a reference to the
134 +     * system logger that is being used.
135 +     */
136 +    private Logger _logger;
137 +
138 +    /**
139 +     * A reference to the reference manager in use
140 +     */
141 +    private ReferenceManager _refman;
142 +
143 + //---STATIC ATTRIBUTES---
144 +
145 +    /**
146 +     * A queue for the alerter manager
147 +     */
148 +    public static Queue _alerterQueue;
149 +    
150 +    /**
151 +     * A queue for the monitor manager
152 +     */
153 +    public static Queue _monitorQueue;
154  
155   }

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