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root/i-scream/projects/cms/source/server/uk/org/iscream/cms/server/core/Core.java

Comparing projects/cms/source/server/uk/org/iscream/cms/server/core/Core.java (file contents):
Revision 1.1 by ajm, Wed Nov 8 21:24:33 2000 UTC vs.
Revision 1.9 by tdb, Thu Nov 16 18:00:36 2000 UTC

#	Line 1 | Line 1
1	<	//---PACKAGE DECLARATION---
2	<
3	<	//---IMPORTS---
4	<	import core.*;
5	<	import org.omg.CORBA.*;
6	<	import org.omg.CosNaming.*;
7	<	import org.omg.PortableServer.*;
8	<
9	<	/**
10	<	* The main class for the CORE of the I-Scream system.
11	<	* The main method of this class initialises the ORB
12	<	* and then starts and registers CORE I-Scream services
13	<	* with the name service.  At which point it essentially
14	<	* finishs its role and the started services continue to
15	<	* serve requests from the I-Scream system.
16	<	*
17	<	* @author  $Author$
18	<	* @version $Id$
19	<	*/
20	<	class Core {
21	<
22	<	//---FINAL ATTRIBUTES---
23	<
24	<	/**
25	<	* The current CVS revision of this class
26	<	*/
27	<	public static final String REVISION = "$Revision$";
28	<
29	<	//---STATIC METHODS---
30	<
31	<	/**
32	<	* The main method which starts the CORE
33	<	* Currently the args are passed direct to the ORB,
34	<	* so any ORB paramaters could go there.
35	<	*
36	<	* @param args the command line arguments
37	<	*/
38	<	public static void main(String[] args) {
39	<	System.out.println("I-Scream CORE:" + REVISION + " - coming up.");
40	<	try {
41	<	// start the ORB
42	<	ORB orb = ORB.init(args, null);
43	<
44	<	// get the Root POA
45	<	org.omg.CORBA.Object objRef = orb.resolve_initial_references("RootPOA");
46	<	POA poa = POAHelper.narrow(objRef);
47	<
48	<	// get a hook to the name service
49	<	objRef = orb.resolve_initial_references("NameService");
50	<	NamingContextExt ncRef = NamingContextExtHelper.narrow(objRef);
51	<
52	<	// get a ref to our servers
53	<	// first the Configurator
54	<	ConfiguratorServant configuratorRef = new ConfiguratorServant(poa);
55	<
56	<	// then the logger
57	<	// **** PUT THE LOGGER HERE TIM ****
58	<
59	<	// advertise them to the naming context
60	<	// Configurator
61	<	objRef = poa.servant_to_reference(configuratorRef);
62	<	ncRef.bind(ncRef.to_name("iscream.Configurator"), objRef);
63	<
64	<	// Logger
65	<	// **** REGISTER THE LOGGER WITH THE NAME SERVICE TIM ****
66	<
67	<	// start the POA off
68	<	poa.the_POAManager().activate();
69	<
70	<
71	<	System.out.println("I-Scream CORE:" + REVISION + " - started.");
72	<
73	<	// now we are running, we just need to serve
74	<	// so we ask the orb to block for us until it has finished
75	<	orb.run();
76	<
77	<	// if there was a problem then we'll get to here
78	<	} catch (Exception e) {
79	<
80	<	// there is already another CORE of the same name registered
81	<	if ( e instanceof org.omg.CosNaming.NamingContextPackage.AlreadyBound) {
82	<	System.err.println("ERROR: Another I-Scream CORE is already registered under the same name.");
83	<
84	<	// otherwise we don't know what happened
85	<	// so print the error and do a stack trace
86	<	} else {
87	<	System.err.println("CORE ERROR: " + e);
88	<	e.printStackTrace(System.out);
89	<	}
90	<	}
91	<	}
92	<
93	<	//---CONSTRUCTORS---
94	<
95	<	//---PUBLIC METHODS---
96	<
97	<	//---PRIVATE METHODS---
98	<
99	<	//---ACCESSOR/MUTATOR METHODS---
100	<
101	<	//---ATTRIBUTES---
102	<
103	<	//---STATIC ATTRIBUTES---
104	<
105	<	}
1	>	//---PACKAGE DECLARATION---
2	>
3	>	//---IMPORTS---
4	>	import uk.ac.ukc.iscream.core.*;
5	>	import org.omg.CORBA.*;
6	>	import org.omg.CosNaming.*;
7	>	import org.omg.PortableServer.*;
8	>
9	>	/**
10	>	* The main class for the CORE of the I-Scream system.
11	>	* The main method of this class initialises the ORB
12	>	* and then starts and registers CORE I-Scream services
13	>	* with the name service.  At which point it essentially
14	>	* finishs its role and the started services continue to
15	>	* serve requests from the I-Scream system.
16	>	*
17	>	* @author  $Author$
18	>	* @version $Id$
19	>	*/
20	>	class Core {
21	>
22	>	//---FINAL ATTRIBUTES---
23	>
24	>	/**
25	>	* The current CVS revision of this class
26	>	*/
27	>	public static final String REVISION = "$Revision$";
28	>
29	>	//---STATIC METHODS---
30	>
31	>	/**
32	>	* The main method which starts the CORE
33	>	* Currently the args are passed direct to the ORB,
34	>	* so any ORB paramaters could go there.
35	>	*
36	>	* @param args the command line arguments
37	>	*/
38	>	public static void main(String[] args) {
39	>	System.setProperty("org.omg.CORBA.ORBClass","jacorb.orb.ORB");
40	>	System.setProperty("org.omg.CORBA.ORBSingletonClass","jacorb.orb.ORBSingleton");
41	>
42	>	System.out.println("--- I-Scream ---");
43	>
44	>	// can't have a real toString() :)
45	>	String toString = "CORE(" + REVISION.substring(11, REVISION.length() - 2) + ")";
46	>
47	>	System.out.println(toString + ": coming up");
48	>
49	>	try {
50	>	// start the ORB
51	>	ORB orb = ORB.init(args, null);
52	>
53	>	// get the Root POA
54	>	org.omg.CORBA.Object objRef = orb.resolve_initial_references("RootPOA");
55	>	POA poa = POAHelper.narrow(objRef);
56	>
57	>	// get a hook to the name service
58	>	objRef = orb.resolve_initial_references("NameService");
59	>	NamingContextExt ncRef = NamingContextExtHelper.narrow(objRef);
60	>
61	>	// start and bind each server in turn
62	>
63	>	// create the logger (either Screen or File)
64	>	ScreenLoggerServant loggerRef = new ScreenLoggerServant(Logger.SYSINIT);
65	>	//FileLoggerServant loggerRef = new FileLoggerServant("core.log");
66	>	// and advertise it to the naming context
67	>	objRef = poa.servant_to_reference(loggerRef);
68	>	ncRef.bind(ncRef.to_name("iscream.Logger"), objRef);
69	>
70	>	// get a ref to the logger servant as a Logger reference
71	>	Logger logRef = LoggerHelper.narrow(objRef);
72	>
73	>	// create the Configurator
74	>	ConfiguratorServant configuratorRef = new ConfiguratorServant("../configuration/", poa, logRef);
75	>
76	>	// and advertise it to the naming context
77	>	objRef = poa.servant_to_reference(configuratorRef);
78	>	ncRef.bind(ncRef.to_name("iscream.Configurator"), objRef);
79	>
80	>	// start the POA off
81	>	poa.the_POAManager().activate();
82	>
83	>	logRef.write(toString, Logger.SYSINIT, "started");
84	>
85	>	// now we are running, we just need to serve
86	>	// so we ask the orb to block for us until it has finished
87	>	orb.run();
88	>
89	>	// if there was a problem then we'll get to here
90	>	} catch (Exception e) {
91	>
92	>	// there is already another CORE of the same name registered
93	>	if ( e instanceof org.omg.CosNaming.NamingContextPackage.AlreadyBound) {
94	>	System.err.println("ERROR: Another I-Scream CORE is already registered under the same name.");
95	>
96	>	// otherwise we don't know what happened
97	>	// so print the error and do a stack trace
98	>	} else {
99	>	System.err.println("CORE ERROR: " + e);
100	>	e.printStackTrace(System.out);
101	>	}
102	>	}
103	>	}
104	>
105	>	//---CONSTRUCTORS---
106	>
107	>	//---PUBLIC METHODS---
108	>
109	>	//---PRIVATE METHODS---
110	>
111	>	//---ACCESSOR/MUTATOR METHODS---
112	>
113	>	//---ATTRIBUTES---
114	>
115	>	//---STATIC ATTRIBUTES---
116	>
117	>	}

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