ViewVC Help

View File | Revision Log | Show Annotations | Revision Graph | Root Listing

root/i-scream/projects/cms/source/server/uk/org/iscream/cms/server/rootfilter/RootFilter.java

Comparing projects/cms/source/server/uk/org/iscream/cms/server/rootfilter/RootFilter.java (file contents):
Revision 1.29 by tdb, Wed Mar 14 01:34:34 2001 UTC vs.
Revision 1.35 by tdb, Fri Mar 23 04:57:09 2001 UTC

#	Line 1 | Line 1
1
2		//---PACKAGE DECLARATION---
3	<	package uk.ac.ukc.iscream.rootfilter;
3	>	package uk.org.iscream.rootfilter;
4
5		//---IMPORTS---
6	<	import uk.ac.ukc.iscream.util.*;
7	<	import uk.ac.ukc.iscream.core.*;
8	<	import uk.ac.ukc.iscream.componentmanager.*;
9	<	import uk.ac.ukc.iscream.clientinterface.*;
6	>	import uk.org.iscream.util.*;
7	>	import uk.org.iscream.core.*;
8	>	import uk.org.iscream.componentmanager.*;
9	>	import uk.org.iscream.clientinterface.*;
10
11		/**
12		* The root filter is what all filters talk to
#	Line 39 | Line 39 | public class RootFilter implements Component {
39		*/
40		public void start() throws ComponentStartException {
41		// get references to key objects
42	<	_refman = ReferenceManager.getInstance();
43	<	_logger = ReferenceManager.getInstance().getLogger();
42	>	_logger = _refman.getLogger();
43
44		_logger.write(toString(), Logger.SYSINIT, "coming up");
45
#	Line 75 | Line 74 | public class RootFilter implements Component {
74		if (dbInterface != null) {
75		ciDB = ClientInterfaceHelper.narrow(_refman.getCORBARef("iscream.ClientInterface." + dbInterface));
76		}
77	<
77	>
78		// setup a queue
79	<	Queue queue = new Queue();
79	>	Queue queue;
80	>	// see if this Queue needs a size limit
81	>	try {
82	>	int queueSizeLimit = Integer.parseInt(cp.getProperty(configName, "Queue.SizeLimit"));
83	>	String queueRemoveAlgorithm = cp.getProperty(configName, "Queue.RemoveAlgorithm");
84	>	int algorithm = StringUtils.getStringPos(queueRemoveAlgorithm, Queue.algorithms);
85	>	if(algorithm != -1) {
86	>	_logger.write(toString(), Logger.DEBUG, "Starting Queue with size limit of "+queueSizeLimit+", using remove algorithm "+queueRemoveAlgorithm);
87	>	// we have valid values, so lets start it.
88	>	queue = new Queue(queueSizeLimit, algorithm);
89	>	}
90	>	else {
91	>	_logger.write(toString(), Logger.WARNING, "Bad Queue Algorithm configuration, not known: "+queueRemoveAlgorithm);
92	>	// just don't activate a limit
93	>	queue = new Queue();
94	>	}
95	>
96	>	} catch (PropertyNotFoundException e) {
97	>	_logger.write(toString(), Logger.DEBUG, "Optional config not set: "+e);
98	>	// just don't activate a limit
99	>	queue = new Queue();
100	>	} catch (NumberFormatException e) {
101	>	_logger.write(toString(), Logger.WARNING, "Bad Queue SizeLimit configuration: "+e);
102	>	// just don't activate a limit
103	>	queue = new Queue();
104	>	}
105
106		// startup a monitor on this queue
107		try {
#	Line 123 | Line 147 | public class RootFilter implements Component {
147		* @return a boolean value, true if the depdencies are satisfied
148		*/
149		public boolean depCheck() {
150	+	org.omg.CORBA.Object obj;
151	+
152	+	// first we need to check the Configuration system is available
153		try {
127	–	org.omg.CORBA.Object obj;
154		// first check the ConfigurationManager is alive
155		obj = _refman.getCORBARef("iscream.ConfigurationManager");
156	<	// then get some info on the CLI and DBI
157	<	ConfigurationProxy cp = ConfigurationProxy.getInstance();
156	>	} catch(ComponentCORBAException e) {
157	>	System.err.println(toString() + ": Dependency Failure: "+e);
158	>	return false;
159	>	}
160	>
161	>	// next we need to check which client interfaces *should*
162	>	// be active, and check them. Note they do not have to
163	>	// be enabled, and we should check this.
164	>	// -- each check only forces a dependency if it's configured
165	>	ConfigurationProxy cp = ConfigurationProxy.getInstance();
166	>	// first check the client interface
167	>	try {
168		String cli = cp.getProperty("RootFilter", "RootFilter.realtimeInterfaceName");
133	–	String dbi = cp.getProperty("RootFilter", "RootFilter.dbInterfaceName");
134	–	// finally check the CLI and DBI are alive
169		obj = _refman.getCORBARef("iscream.ClientInterface." + cli);
136	–	obj = _refman.getCORBARef("iscream.ClientInterface." + dbi);
170		} catch(ComponentCORBAException e) {
171	<	_logger.write(toString(), Logger.WARNING, "Dependency Failure: "+e);
171	>	System.err.println(toString() + ": Dependency Failure: "+e);
172		return false;
173		} catch(PropertyNotFoundException e) {
174	<	_logger.write(toString(), Logger.WARNING, "Unable to obtain configuration: "+e);
174	>	System.err.println(toString() + ": Client interface not configured and thus not enabled.");
175	>	}
176	>	// second check the database interface
177	>	try {
178	>	String dbi = cp.getProperty("RootFilter", "RootFilter.dbInterfaceName");
179	>	obj = _refman.getCORBARef("iscream.ClientInterface." + dbi);
180	>	} catch(ComponentCORBAException e) {
181	>	System.err.println(toString() + ": Dependency Failure: "+e);
182		return false;
183	+	} catch(PropertyNotFoundException e) {
184	+	System.err.println(toString() + ": Database interface not configured and thus not enabled.");
185		}
186	+
187		// dependency check suceeded
188		return true;
189		}
#	Line 149 | Line 192 | public class RootFilter implements Component {
192		* Overrides the {@link java.lang.Object#toString() Object.toString()}
193		* method to provide clean logging (every class should have this).
194		*
195	<	* This uses the uk.ac.ukc.iscream.util.NameFormat class
195	>	* This uses the uk.org.iscream.util.NameFormat class
196		* to format the toString()
197		*
198		* @return the name of this class and its CVS revision
#	Line 176 | Line 219 | public class RootFilter implements Component {
219		/**
220		* A reference to the reference manager in use
221		*/
222	<	private ReferenceManager _refman;
222	>	private ReferenceManager _refman = ReferenceManager.getInstance();
223
224		//---STATIC ATTRIBUTES---
225

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines