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root/i-scream/projects/cms/source/server/uk/org/iscream/cms/server/clientinterface/ClientInterfaceMain.java

Comparing projects/cms/source/server/uk/org/iscream/cms/server/clientinterface/ClientInterfaceMain.java (file contents):
Revision 1.3 by ajm, Tue Dec 5 15:59:35 2000 UTC vs.
Revision 1.21 by tdb, Wed Mar 14 01:43:50 2001 UTC

#	Line 2 | Line 2
2		package uk.ac.ukc.iscream.clientinterface;
3
4		//---IMPORTS---
5	<	import uk.ac.ukc.iscream.util.*;
5	>	import uk.ac.ukc.iscream.componentmanager.*;
6		import uk.ac.ukc.iscream.core.*;
7	+	import uk.ac.ukc.iscream.util.*;
8
9		/**
10	<	* A ClientInterface startup class
10	>	* 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		*
16		* @author  $Author$
17		* @version $Id$
18		*/
19	<	class ClientInterfaceMain {
19	>	public class ClientInterfaceMain implements Component {
20
21		//---FINAL ATTRIBUTES---
22
#	Line 22 | Line 27 | class ClientInterfaceMain {
27
28		//---STATIC METHODS---
29
30	<	public static void main(String[] args) {
26	<	// ***************************************
27	<	// VERY TEMPORARY - will find a better way
28	<	System.setProperty("org.omg.CORBA.ORBClass","jacorb.orb.ORB");
29	<	System.setProperty("org.omg.CORBA.ORBSingletonClass","jacorb.orb.ORBSingleton");
30	<	// ***************************************
30	>	//---CONSTRUCTORS---
31
32	<	ReferenceManager refman = ReferenceManager.init(null, null);
32	>	//---PUBLIC METHODS---
33
34	<	// can't have a real toString() :)
35	<	String toString = "ClientInterface{" + refman.getName() + "}(" + REVISION.substring(11, REVISION.length() - 2) + ")";
36	<
37	<	refman.getLogger().write(toString, Logger.SYSINIT, "coming up");
38	<
39	<	// configuration variables we require
40	<	String ourName = null;
41	<	int listenPort = 0;
34	>	/**
35	>	* This method starts the ClientInterface
36	>	*/
37	>	public void start() throws ComponentStartException {
38	>	// get references to key objects
39	>	_logger = _refman.getLogger();
40
41	<	Configuration config = refman.getCM().getConfiguration("ClientInterface");
42	<	if (config == null) {
43	<	throw new RuntimeException ("CRITICAL:Unable to obtain configuration" +
44	<	"         Advise you check the i-scream log for more information.");
45	<	} else {
46	<	try {
47	<	ourName = config.getProperty("RootFilter.realtimeInterfaceName");
48	<	listenPort = Integer.parseInt(config.getProperty("ClientInterface.listenPort"));
49	<	} catch (org.omg.CORBA.MARSHAL e) {
50	<	refman.getLogger().write(toString, Logger.FATAL, "required config property not present");
51	<	throw new RuntimeException ("CRITICAL:Unable to obtain required configuration property" +
52	<	"         Advise you check the i-scream log for more information.");
55	<
56	<	}
41	>	_logger.write(toString(), Logger.SYSINIT, "coming up");
42	>
43	>
44	>	ConfigurationProxy cp = ConfigurationProxy.getInstance();
45	>	String configName = "ClientInterface";
46	>
47	>	// set our name
48	>	try {
49	>	NAME = cp.getProperty(configName, "RootFilter.realtimeInterfaceName");
50	>	} catch (PropertyNotFoundException e) {
51	>	NAME = null;
52	>	_logger.write(toString(), Logger.WARNING, "ClientInterface name not set: "+e);
53		}
54	<	// now we have the name of the interface we set it
55	<	refman.setName(ourName);
56	<	toString = "ClientInterface{" + refman.getName() + "}(" + REVISION.substring(11, REVISION.length() - 2) + ")";
57	<	refman.getLogger().write(toString, Logger.SYSINIT, "configured");
58	<
54	>
55	>	_logger.write(toString(), Logger.SYSINIT, "configured");
56	>
57	>	// Setup a PacketSorter
58	>	PacketSorter ps = new PacketSorter();
59	>	ps.start();
60	>
61		// ClientInterfaceServant start (for inbound data)
62	<	refman.getLogger().write(toString, Logger.DEBUG, "starting servant for inbound data");
63	<	ClientInterfaceServant ciServant = new ClientInterfaceServant();
64	<	refman.bindToOrb(ciServant, "iscream.ClientInterface." + refman.getName());
62	>	_logger.write(toString(), Logger.DEBUG, "starting servant for inbound data");
63	>	ClientInterfaceServant ciServant = new ClientInterfaceServant(ps);
64	>	_refman.bindToOrb(ciServant, "iscream.ClientInterface." + ClientInterfaceMain.NAME);
65
66	<	ClientListener clientListener = new ClientListener(listenPort, ciServant);
67	<	clientListener.start();
66	>	// Startup the TCPListener
67	>	TCPClientListener tcpClientListener = new TCPClientListener(ps);
68	>	tcpClientListener.start();
69
70	<	// start the POA off
71	<	// now we are running, we just need to serve
72	<	// so we ask the orb to block for us until it has finished
73	<	refman.activatePOA();
74	<	refman.getLogger().write(toString, Logger.SYSINIT, "started");
75	<	refman.getORB().run();
70	>	// Startup the CORBA Listener
71	>	_logger.write(toString(), Logger.DEBUG, "starting servant for inbound clients");
72	>	CorbaClientListenerServant corbaServant = new CorbaClientListenerServant(ps);
73	>	// !!! verify this name is correct at some point !!!
74	>	_refman.bindToOrb(corbaServant, "iscream.ClientInterface.CorbaListener");
75	>
76	>	_logger.write(toString(), Logger.SYSINIT, "started");
77		}
78	+
79	+	/**
80	+	* Does a dependency check. Used mainly at startup to
81	+	* see if the required dependencies (components) are up
82	+	* and running.
83	+	*
84	+	* @return a boolean value, true if the depdencies are satisfied
85	+	*/
86	+	public boolean depCheck() {
87	+	try {
88	+	org.omg.CORBA.Object obj;
89	+	obj = _refman.getCORBARef("iscream.Logger");
90	+	obj = _refman.getCORBARef("iscream.ConfigurationManager");
91	+	} catch(ComponentCORBAException e) {
92	+	_logger.write(toString(), Logger.WARNING, "Dependency Failure: "+e);
93	+	return false;
94	+	}
95	+	// dependency check suceeded
96	+	return true;
97	+	}
98	+
99	+	/**
100	+	* Overrides the {@link java.lang.Object#toString() Object.toString()}
101	+	* method to provide clean logging (every class should have this).
102	+	*
103	+	* This uses the uk.ac.ukc.iscream.util.NameFormat class
104	+	* to format the toString()
105	+	*
106	+	* @return the name of this class and its CVS revision
107	+	*/
108	+	public String toString() {
109	+	return FormatName.getName(
110	+	NAME,
111	+	getClass().getName(),
112	+	REVISION);
113	+	}
114
79	–	//---CONSTRUCTORS---
80	–
81	–	//---PUBLIC METHODS---
82	–
115		//---PRIVATE METHODS---
116
117		//---ACCESSOR/MUTATOR METHODS---
118
119		//---ATTRIBUTES---
120
121	+	/**
122	+	* This holds a reference to the
123	+	* system logger that is being used.
124	+	*/
125	+	private Logger _logger;
126	+
127	+	/**
128	+	* A reference to the reference manager in use
129	+	*/
130	+	private ReferenceManager _refman = ReferenceManager.getInstance();
131	+
132		//---STATIC ATTRIBUTES---
133
134	<	}
134	>	/**
135	>	* The friendly name for this component, used by
136	>	* all related classes.
137	>	* This is set from the configuration.
138	>	*/
139	>	public static String NAME;
140	>
141	>	}

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