server/clientinterface/ClientInterfaceMain.java

//---PACKAGE DECLARATION---
package uk.ac.ukc.iscream.clientinterface;

//---IMPORTS---
import uk.ac.ukc.iscream.componentmanager.*;
import uk.ac.ukc.iscream.core.*;
import uk.ac.ukc.iscream.util.*;

/**
 * This class starts the real time clients
 * client interface.
 * This is an iscream component that sends data
 * direct to clients running on desktops to provide
 * real time information.
 *
 * @author  $Author: tdb1 $
 * @version $Id: ClientInterfaceMain.java,v 1.9 2001/01/22 01:46:51 tdb1 Exp $
 */
public class ClientInterfaceMain implements Component {

//---FINAL ATTRIBUTES---

    /**
     * The current CVS revision of this class
     */
    public static final String REVISION = "$Revision: 1.9 $";
    
//---STATIC METHODS---

//---CONSTRUCTORS---

//---PUBLIC METHODS---

    /**
     * This method starts the ClientInterface
     */
    public void start() throws ComponentStartException {
                        
        _logger.write(toString(), Logger.SYSINIT, "coming up");
            
        // configuration variables we require
        String ourName = null;
        int listenPort = 0;
        
        Configuration config = _refman.getCM().getConfiguration("ClientInterface");
        if (config == null) {
            System.err.println("CRITICAL:Unable to obtain configuration" +
                               "\n         Advise you check the i-scream log for more information.");
            _logger.write(toString(), Logger.FATAL, "ERROR - unable to obtain configuration");
            System.exit(1);
        } else {
            try {
                ourName = config.getProperty("RootFilter.realtimeInterfaceName");
                listenPort = Integer.parseInt(config.getProperty("ClientInterface.listenPort"));
            } catch (org.omg.CORBA.MARSHAL e) {
                System.err.println ("CRITICAL:Unable to obtain required configuration property" +
                                    "\n         Advise you check the i-scream log for more information.");
                _logger.write(toString(), Logger.FATAL, "ERROR - required configuration property not present");
                System.exit(1);

            }
        }
        // now we have the name of the interface we set it
        NAME = ourName;
        
        _logger.write(toString(), Logger.SYSINIT, "configured");
        
        // Setup a Queue
        Queue queue = new Queue();
        
        // ClientInterfaceServant start (for inbound data)
        _logger.write(toString(), Logger.DEBUG, "starting servant for inbound data");
        ClientInterfaceServant ciServant = new ClientInterfaceServant(queue);
        _refman.bindToOrb(ciServant, "iscream.ClientInterface." + ClientInterfaceMain.NAME);
        
        TCPClientListener tcpClientListener = new TCPClientListener(listenPort, queue);
        tcpClientListener.start();
        
        _logger.write(toString(), Logger.SYSINIT, "started");
    }

    /**
     * Overrides the {@link java.lang.Object#toString() Object.toString()}
     * method to provide clean logging (every class should have this).
     *
     * This uses the uk.ac.ukc.iscream.util.NameFormat class
     * to format the toString()
     *
     * @return the name of this class and its CVS revision
     */
    public String toString() {
        return FormatName.getName(
            NAME,
            getClass().getName(),
            REVISION);
    }

//---PRIVATE METHODS---

//---ACCESSOR/MUTATOR METHODS---

//---ATTRIBUTES---

    /**
     * This holds a reference to the
     * system logger that is being used.
     */
    private Logger _logger = ReferenceManager.getInstance().getLogger();

    /**
     * A reference to the reference manager in use
     */
    private ReferenceManager _refman = ReferenceManager.getInstance();

//---STATIC ATTRIBUTES---

    /**
     * The friendly name for this component, used by
     * all related classes.
     * This is set from the configuration.
     */
    public static String NAME;

}
Revision:	1.10
Committed:	Mon Jan 22 02:57:38 2001 UTC (23 years, 3 months ago) by tdb
Branch:	MAIN
CVS Tags:	CLI_PROTOCOL_1_0
Changes since 1.9:	+8 -5 lines
Log Message:	All files changed to now incorporate a Queue. Makes the whole setup much tidier and will enable levels of buffering.
#	User	Rev	Content
1	ajm	1.3	//---PACKAGE DECLARATION---
2			package uk.ac.ukc.iscream.clientinterface;
3
4			//---IMPORTS---
5	tdb	1.6	import uk.ac.ukc.iscream.componentmanager.*;
6	ajm	1.3	import uk.ac.ukc.iscream.core.*;
7	tdb	1.7	import uk.ac.ukc.iscream.util.*;
8	ajm	1.3
9			/**
10	ajm	1.4	* This class starts the real time clients
11			* client interface.
12			* This is an iscream component that sends data
13			* direct to clients running on desktops to provide
14			* real time information.
15	ajm	1.3	*
16	tdb	1.7	* @author $Author: tdb1 $
17	tdb	1.10	* @version $Id: ClientInterfaceMain.java,v 1.9 2001/01/22 01:46:51 tdb1 Exp $
18	ajm	1.3	*/
19	tdb	1.8	public class ClientInterfaceMain implements Component {
20	ajm	1.3
21			//---FINAL ATTRIBUTES---
22
23			/**
24			* The current CVS revision of this class
25			*/
26	tdb	1.10	public static final String REVISION = "$Revision: 1.9 $";
27	ajm	1.3
28			//---STATIC METHODS---
29
30	ajm	1.4	//---CONSTRUCTORS---
31	ajm	1.3
32	ajm	1.4	//---PUBLIC METHODS---
33	ajm	1.3
34	ajm	1.4	/**
35			* This method starts the ClientInterface
36			*/
37			public void start() throws ComponentStartException {
38
39			_logger.write(toString(), Logger.SYSINIT, "coming up");
40	ajm	1.3
41			// configuration variables we require
42			String ourName = null;
43			int listenPort = 0;
44
45	ajm	1.4	Configuration config = _refman.getCM().getConfiguration("ClientInterface");
46	ajm	1.3	if (config == null) {
47	ajm	1.4	System.err.println("CRITICAL:Unable to obtain configuration" +
48			"\n Advise you check the i-scream log for more information.");
49			_logger.write(toString(), Logger.FATAL, "ERROR - unable to obtain configuration");
50			System.exit(1);
51	ajm	1.3	} else {
52			try {
53			ourName = config.getProperty("RootFilter.realtimeInterfaceName");
54			listenPort = Integer.parseInt(config.getProperty("ClientInterface.listenPort"));
55			} catch (org.omg.CORBA.MARSHAL e) {
56	ajm	1.4	System.err.println ("CRITICAL:Unable to obtain required configuration property" +
57			"\n Advise you check the i-scream log for more information.");
58			_logger.write(toString(), Logger.FATAL, "ERROR - required configuration property not present");
59			System.exit(1);
60	ajm	1.3
61			}
62			}
63			// now we have the name of the interface we set it
64	ajm	1.4	NAME = ourName;
65
66			_logger.write(toString(), Logger.SYSINIT, "configured");
67	tdb	1.10
68			// Setup a Queue
69			Queue queue = new Queue();
70
71	ajm	1.3	// ClientInterfaceServant start (for inbound data)
72	ajm	1.4	_logger.write(toString(), Logger.DEBUG, "starting servant for inbound data");
73	tdb	1.10	ClientInterfaceServant ciServant = new ClientInterfaceServant(queue);
74	ajm	1.4	_refman.bindToOrb(ciServant, "iscream.ClientInterface." + ClientInterfaceMain.NAME);
75	ajm	1.3
76	tdb	1.10	TCPClientListener tcpClientListener = new TCPClientListener(listenPort, queue);
77	tdb	1.9	tcpClientListener.start();
78	ajm	1.3
79	ajm	1.4	_logger.write(toString(), Logger.SYSINIT, "started");
80	ajm	1.3	}
81
82	ajm	1.4	/**
83			* Overrides the {@link java.lang.Object#toString() Object.toString()}
84			* method to provide clean logging (every class should have this).
85			*
86			* This uses the uk.ac.ukc.iscream.util.NameFormat class
87			* to format the toString()
88			*
89			* @return the name of this class and its CVS revision
90			*/
91			public String toString() {
92			return FormatName.getName(
93	ajm	1.5	NAME,
94	ajm	1.4	getClass().getName(),
95			REVISION);
96			}
97	ajm	1.3
98			//---PRIVATE METHODS---
99
100			//---ACCESSOR/MUTATOR METHODS---
101
102			//---ATTRIBUTES---
103	ajm	1.4
104			/**
105			* This holds a reference to the
106			* system logger that is being used.
107			*/
108			private Logger _logger = ReferenceManager.getInstance().getLogger();
109
110			/**
111			* A reference to the reference manager in use
112			*/
113			private ReferenceManager _refman = ReferenceManager.getInstance();
114
115	ajm	1.3	//---STATIC ATTRIBUTES---
116
117	ajm	1.4	/**
118			* The friendly name for this component, used by
119			* all related classes.
120			* This is set from the configuration.
121			*/
122			public static String NAME;
123
124			}