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 1.7 2001/01/18 23:07:00 tdb1 Exp $
 */
public class ClientInterfaceMain implements Component {

//---FINAL ATTRIBUTES---

    /**
     * The current CVS revision of this class
     */
    public static final String REVISION = "$Revision: 1.7 $";
    
//---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");
                
        // ClientInterfaceServant start (for inbound data)
        _logger.write(toString(), Logger.DEBUG, "starting servant for inbound data");
        ClientInterfaceServant ciServant = new ClientInterfaceServant();
        _refman.bindToOrb(ciServant, "iscream.ClientInterface." + ClientInterfaceMain.NAME);
        
        ClientListener clientListener = new ClientListener(listenPort, ciServant);
        clientListener.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:	1.8
Committed:	Thu Jan 18 23:08:10 2001 UTC (23 years, 4 months ago) by tdb
Branch:	MAIN
Changes since 1.7:	+3 -3 lines
Log Message:	Changes to reflect move of Component, ComponentStartException, and the ReferenceManager from util to componentmanager.
#	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	1.8	* @version $Id: ClientInterfaceMain.java,v 1.7 2001/01/18 23:07:00 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	1.8	public static final String REVISION = "$Revision: 1.7 $";
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	ajm	1.3
68			// ClientInterfaceServant start (for inbound data)
69	ajm	1.4	_logger.write(toString(), Logger.DEBUG, "starting servant for inbound data");
70	ajm	1.3	ClientInterfaceServant ciServant = new ClientInterfaceServant();
71	ajm	1.4	_refman.bindToOrb(ciServant, "iscream.ClientInterface." + ClientInterfaceMain.NAME);
72	ajm	1.3
73			ClientListener clientListener = new ClientListener(listenPort, ciServant);
74			clientListener.start();
75
76	ajm	1.4	_logger.write(toString(), Logger.SYSINIT, "started");
77	ajm	1.3	}
78
79	ajm	1.4	/**
80			* Overrides the {@link java.lang.Object#toString() Object.toString()}
81			* method to provide clean logging (every class should have this).
82			*
83			* This uses the uk.ac.ukc.iscream.util.NameFormat class
84			* to format the toString()
85			*
86			* @return the name of this class and its CVS revision
87			*/
88			public String toString() {
89			return FormatName.getName(
90	ajm	1.5	NAME,
91	ajm	1.4	getClass().getName(),
92			REVISION);
93			}
94	ajm	1.3
95			//---PRIVATE METHODS---
96
97			//---ACCESSOR/MUTATOR METHODS---
98
99			//---ATTRIBUTES---
100	ajm	1.4
101			/**
102			* This holds a reference to the
103			* system logger that is being used.
104			*/
105			private Logger _logger = ReferenceManager.getInstance().getLogger();
106
107			/**
108			* A reference to the reference manager in use
109			*/
110			private ReferenceManager _refman = ReferenceManager.getInstance();
111
112	ajm	1.3	//---STATIC ATTRIBUTES---
113
114	ajm	1.4	/**
115			* The friendly name for this component, used by
116			* all related classes.
117			* This is set from the configuration.
118			*/
119			public static String NAME;
120
121			}