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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 1.27 by tdb, Tue May 21 16:47:16 2002 UTC

#	Line 1 | Line 1
1	+	/*
2	+	* i-scream central monitoring system
3	+	* http://www.i-scream.org.uk
4	+	* Copyright (C) 2000-2002 i-scream
5	+	*
6	+	* This program is free software; you can redistribute it and/or
7	+	* modify it under the terms of the GNU General Public License
8	+	* as published by the Free Software Foundation; either version 2
9	+	* of the License, or (at your option) any later version.
10	+	*
11	+	* This program is distributed in the hope that it will be useful,
12	+	* but WITHOUT ANY WARRANTY; without even the implied warranty of
13	+	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14	+	* GNU General Public License for more details.
15	+	*
16	+	* You should have received a copy of the GNU General Public License
17	+	* along with this program; if not, write to the Free Software
18	+	* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
19	+	*/
20	+
21		//---PACKAGE DECLARATION---
22	<	package uk.ac.ukc.iscream.clientinterface;
22	>	package uk.org.iscream.cms.server.clientinterface;
23
24		//---IMPORTS---
25	<	import uk.ac.ukc.iscream.util.*;
26	<	import uk.ac.ukc.iscream.core.*;
25	>	import uk.org.iscream.cms.server.componentmanager.*;
26	>	import uk.org.iscream.cms.server.core.*;
27	>	import uk.org.iscream.cms.server.util.*;
28
29		/**
30	<	* A ClientInterface startup class
30	>	* This class starts the real time clients
31	>	* client interface.
32	>	* This is an iscream component that sends data
33	>	* direct to clients running on desktops to provide
34	>	* real time information.
35		*
36		* @author  $Author$
37		* @version $Id$
38		*/
39	<	class ClientInterfaceMain {
39	>	public class ClientInterfaceMain implements Component {
40
41		//---FINAL ATTRIBUTES---
42
#	Line 22 | Line 47 | class ClientInterfaceMain {
47
48		//---STATIC METHODS---
49
50	<	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	<	// ***************************************
50	>	//---CONSTRUCTORS---
51
52	<	ReferenceManager refman = ReferenceManager.init(null, null);
52	>	//---PUBLIC METHODS---
53
54	<	// can't have a real toString() :)
55	<	String toString = "ClientInterface{" + refman.getName() + "}(" + REVISION.substring(11, REVISION.length() - 2) + ")";
56	<
57	<	refman.getLogger().write(toString, Logger.SYSINIT, "coming up");
58	<
59	<	// configuration variables we require
40	<	String ourName = null;
41	<	int listenPort = 0;
54	>	/**
55	>	* This method starts the ClientInterface
56	>	*/
57	>	public void start() throws ComponentStartException {
58	>	// get references to key objects
59	>	_logger = _refman.getLogger();
60
61	<	Configuration config = refman.getCM().getConfiguration("ClientInterface");
62	<	if (config == null) {
63	<	throw new RuntimeException ("CRITICAL:Unable to obtain configuration" +
64	<	"         Advise you check the i-scream log for more information.");
65	<	} else {
66	<	try {
67	<	ourName = config.getProperty("RootFilter.realtimeInterfaceName");
68	<	listenPort = Integer.parseInt(config.getProperty("ClientInterface.listenPort"));
69	<	} catch (org.omg.CORBA.MARSHAL e) {
70	<	refman.getLogger().write(toString, Logger.FATAL, "required config property not present");
71	<	throw new RuntimeException ("CRITICAL:Unable to obtain required configuration property" +
72	<	"         Advise you check the i-scream log for more information.");
55	<
56	<	}
61	>	_logger.write(toString(), Logger.SYSINIT, "coming up");
62	>
63	>
64	>	ConfigurationProxy cp = ConfigurationProxy.getInstance();
65	>	String configName = "ClientInterface";
66	>
67	>	// set our name
68	>	try {
69	>	NAME = cp.getProperty(configName, "ClientInterface.name");
70	>	} catch (PropertyNotFoundException e) {
71	>	NAME = null;
72	>	_logger.write(toString(), Logger.WARNING, "ClientInterface name not set: "+e);
73		}
74	<	// now we have the name of the interface we set it
75	<	refman.setName(ourName);
76	<	toString = "ClientInterface{" + refman.getName() + "}(" + REVISION.substring(11, REVISION.length() - 2) + ")";
77	<	refman.getLogger().write(toString, Logger.SYSINIT, "configured");
78	<
74	>
75	>	_logger.write(toString(), Logger.SYSINIT, "configured");
76	>
77	>	// Setup a PacketSorter
78	>	PacketSorter ps = new PacketSorter();
79	>	ps.start();
80	>
81		// ClientInterfaceServant start (for inbound data)
82	<	refman.getLogger().write(toString, Logger.DEBUG, "starting servant for inbound data");
83	<	ClientInterfaceServant ciServant = new ClientInterfaceServant();
84	<	refman.bindToOrb(ciServant, "iscream.ClientInterface." + refman.getName());
82	>	_logger.write(toString(), Logger.DEBUG, "starting servant for inbound data");
83	>	ClientInterfaceServant ciServant = new ClientInterfaceServant(ps);
84	>	_refman.bindToOrb(ciServant, "iscream.ClientInterface." + ClientInterfaceMain.NAME);
85
86	<	ClientListener clientListener = new ClientListener(listenPort, ciServant);
87	<	clientListener.start();
86	>	// Startup the TCPListener
87	>	TCPClientListener tcpClientListener = new TCPClientListener(ps);
88	>	tcpClientListener.start();
89
90	<	// start the POA off
91	<	// now we are running, we just need to serve
92	<	// so we ask the orb to block for us until it has finished
93	<	refman.activatePOA();
94	<	refman.getLogger().write(toString, Logger.SYSINIT, "started");
95	<	refman.getORB().run();
90	>	// Startup the CORBA Listener
91	>	_logger.write(toString(), Logger.DEBUG, "starting servant for inbound clients");
92	>	CorbaClientListenerServant corbaServant = new CorbaClientListenerServant(ps);
93	>	// !!! verify this name is correct at some point !!!
94	>	_refman.bindToOrb(corbaServant, "iscream.ClientInterface.CorbaListener");
95	>
96	>	_logger.write(toString(), Logger.SYSINIT, "started");
97		}
98	+
99	+	/**
100	+	* Does a dependency check. Used mainly at startup to
101	+	* see if the required dependencies (components) are up
102	+	* and running.
103	+	*
104	+	* @return a boolean value, true if the depdencies are satisfied
105	+	*/
106	+	public boolean depCheck() {
107	+	try {
108	+	org.omg.CORBA.Object obj;
109	+	obj = _refman.getCORBARef("iscream.Logger");
110	+	obj = _refman.getCORBARef("iscream.ConfigurationManager");
111	+	} catch(ComponentCORBAException e) {
112	+	System.err.println(toString() + ": Dependency Failure: "+e);
113	+	return false;
114	+	}
115	+	// dependency check suceeded
116	+	return true;
117	+	}
118	+
119	+	/**
120	+	* Overrides the {@link java.lang.Object#toString() Object.toString()}
121	+	* method to provide clean logging (every class should have this).
122	+	*
123	+	* This uses the uk.org.iscream.cms.server.util.NameFormat class
124	+	* to format the toString()
125	+	*
126	+	* @return the name of this class and its CVS revision
127	+	*/
128	+	public String toString() {
129	+	return FormatName.getName(
130	+	NAME,
131	+	getClass().getName(),
132	+	REVISION);
133	+	}
134
79	–	//---CONSTRUCTORS---
80	–
81	–	//---PUBLIC METHODS---
82	–
135		//---PRIVATE METHODS---
136
137		//---ACCESSOR/MUTATOR METHODS---
138
139		//---ATTRIBUTES---
140
141	+	/**
142	+	* This holds a reference to the
143	+	* system logger that is being used.
144	+	*/
145	+	private Logger _logger;
146	+
147	+	/**
148	+	* A reference to the reference manager in use
149	+	*/
150	+	private ReferenceManager _refman = ReferenceManager.getInstance();
151	+
152		//---STATIC ATTRIBUTES---
153
154	<	}
154	>	/**
155	>	* The friendly name for this component, used by
156	>	* all related classes.
157	>	* This is set from the configuration.
158	>	*/
159	>	public static String NAME;
160	>
161	>	}

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