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root/i-scream/projects/cms/source/server/uk/org/iscream/cms/server/filtermanager/FilterManager.java

Comparing projects/cms/source/server/uk/org/iscream/cms/server/filtermanager/FilterManager.java (file contents):
Revision 1.13 by ajm, Tue Dec 12 19:55:45 2000 UTC vs.
Revision 1.26 by tdb, Tue May 21 16:47:18 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.filtermanager;
22	>	package uk.org.iscream.cms.server.filtermanager;
23
24		//---IMPORTS---
25	<	import uk.ac.ukc.iscream.util.*;
26	<	import uk.ac.ukc.iscream.core.*;
25	>	import uk.org.iscream.cms.server.util.*;
26	>	import uk.org.iscream.cms.server.core.*;
27	>	import uk.org.iscream.cms.server.componentmanager.*;
28
29		/**
30		* The FilterManager handles initialisation
#	Line 14 | Line 35 | import uk.ac.ukc.iscream.core.*;
35		* @author  $Author$
36		* @version $Id$
37		*/
38	<	public class FilterManager implements uk.ac.ukc.iscream.util.Component {
38	>	public class FilterManager implements Component {
39
40		//---FINAL ATTRIBUTES---
41
#	Line 23 | Line 44 | public class FilterManager implements uk.ac.ukc.iscrea
44		*/
45		public static final String REVISION = "$Revision$";
46
26	–	/**
27	–	* The friendly name for this component, used by
28	–	* all related classes.
29	–	*/
30	–	public static final String NAME = "FilterManager";
31	–
47		//---STATIC METHODS---
48
49		//---CONSTRUCTORS---
50
51	+	/**
52	+	* Constructs a FilterManager with the name given
53	+	*
54	+	* @param givenName the name
55	+	*/
56	+	public FilterManager(String givenName) {
57	+	NAME = givenName;
58	+	}
59	+
60		//---PUBLIC METHODS---
61
62		/**
63		* This method starts the FilterManager
64		*/
65		public void start() throws ComponentStartException {
66	<
66	>	// get references to key objects
67	>	_logger = _refman.getLogger();
68	>
69		_logger.write(toString(), Logger.SYSINIT, "coming up");
70
71	<	// configuration variable we require
72	<	int listenPort = 0;
47	<
48	<	Configuration config = _refman.getCM().getConfiguration("FilterManager");
49	<	if (config == null) {
50	<	System.err.println("CRITICAL:Unable to obtain configuration" +
51	<	"\n         Advise you check the i-scream log for more information.");
52	<	_logger.write(toString(), Logger.FATAL, "ERROR - unable to obtain configuration");
53	<	System.exit(1);
54	<	} else {
55	<	try {
56	<	listenPort = Integer.parseInt(config.getProperty("FilterManager.listenPort"));
57	<	} catch (org.omg.CORBA.MARSHAL e) {
58	<	System.err.println ("CRITICAL:Unable to obtain required configuration property" +
59	<	"\n         Advise you check the i-scream log for more information.");
60	<	_logger.write(toString(), Logger.FATAL, "ERROR - required configuration property not present");
61	<	System.exit(1);
62	<	}
63	<	}
64	<
65	<	_logger.write(toString(), Logger.SYSMSG, "configured");
66	<
67	<	HostListener hostListener = new HostListener(listenPort);
71	>	// startup a thread to listen for hosts
72	>	HostListener hostListener = new HostListener();
73		hostListener.start();
74
75		_logger.write(toString(), Logger.SYSINIT, "started");
76		}
77	<
77	>
78		/**
79	+	* Does a dependency check. Used mainly at startup to
80	+	* see if the required dependencies (components) are up
81	+	* and running.
82	+	*
83	+	* @return a boolean value, true if the depdencies are satisfied
84	+	*/
85	+	public boolean depCheck() {
86	+	// This also depends on Filters.. but only when requested.
87	+	// I believe the code is in place to handle that elsewhere.
88	+	try {
89	+	org.omg.CORBA.Object obj;
90	+	obj = _refman.getCORBARef("iscream.Logger");
91	+	obj = _refman.getCORBARef("iscream.ConfigurationManager");
92	+	} catch(ComponentCORBAException e) {
93	+	System.err.println(toString() + ": Dependency Failure: "+e);
94	+	return false;
95	+	}
96	+	// dependency check suceeded
97	+	return true;
98	+	}
99	+
100	+	/**
101		* Overrides the {@link java.lang.Object#toString() Object.toString()}
102		* method to provide clean logging (every class should have this).
103		*
104	<	* This uses the uk.ac.ukc.iscream.util.NameFormat class
104	>	* This uses the uk.org.iscream.cms.server.util.NameFormat class
105		* to format the toString()
106		*
107		* @return the name of this class and its CVS revision
108		*/
109		public String toString() {
110		return FormatName.getName(
111	<	_name,
111	>	NAME,
112		getClass().getName(),
113		REVISION);
114		}
#	Line 107 | Line 134 | public class FilterManager implements uk.ac.ukc.iscrea
134		* This holds a reference to the
135		* system logger that is being used.
136		*/
137	<	private Logger _logger = ReferenceManager.getInstance().getLogger();
138	<
137	>	private Logger _logger;
138	>
139		/**
140		* A reference to the reference manager in use
141		*/
142		private ReferenceManager _refman = ReferenceManager.getInstance();
143
144		//---STATIC ATTRIBUTES---
145	+
146	+	/**
147	+	* The friendly name for this component, used by
148	+	* all related classes.
149	+	* This is set from the configuration.
150	+	*/
151	+	public static String NAME;
152
153		}

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