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//---PACKAGE DECLARATION--- |
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package uk.ac.ukc.iscream.filter; |
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|
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//---IMPORTS--- |
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import uk.ac.ukc.iscream.core.*; |
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import uk.ac.ukc.iscream.componentmanager.*; |
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import uk.ac.ukc.iscream.filter.*; |
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import uk.ac.ukc.iscream.util.*; |
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import java.net.InetAddress; |
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|
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/** |
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* Passes inbound data from other Filters to a FilterThread |
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* |
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* @author $Author: tdb1 $ |
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* @version $Id: FilterServant.java,v 1.12 2001/01/12 00:45:25 tdb1 Exp $ |
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*/ |
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class FilterServant extends FilterPOA { |
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|
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//---FINAL ATTRIBUTES--- |
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|
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/** |
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* The current CVS revision of this class |
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*/ |
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public final String REVISION = "$Revision: 1.12 $"; |
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|
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//---STATIC METHODS--- |
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|
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//---CONSTRUCTORS--- |
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|
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/** |
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* Creates a new Filter. |
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* |
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* @param logger a Logger to use |
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*/ |
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public FilterServant(int TCPListenPort, int UDPListenPort, Queue queue) { |
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_TCPListenPort = TCPListenPort; |
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_UDPListenPort = UDPListenPort; |
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_queue = queue; |
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} |
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|
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//---PUBLIC METHODS--- |
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|
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/** |
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* Method to receive a string over corba. |
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* |
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* @param xml the String of XML to print out |
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*/ |
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public void receiveXML(String xml) { |
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_queue.add(xml); |
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} |
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|
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/** |
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* Overrides the {@link java.lang.Object#toString() Object.toString()} |
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* method to provide clean logging (every class should have this). |
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* |
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* This uses the uk.ac.ukc.iscream.util.NameFormat class |
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* to format the toString() |
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* |
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* @return the name of this class and its CVS revision |
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*/ |
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public String toString() { |
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return FormatName.getName( |
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_name, |
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getClass().getName(), |
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REVISION); |
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} |
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|
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//---PRIVATE METHODS--- |
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|
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//---ACCESSOR/MUTATOR METHODS--- |
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|
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/** |
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* Provides information to the FilterManager |
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*/ |
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public String getUDPPort() { |
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return new Integer(_UDPListenPort).toString(); |
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} |
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|
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/** |
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* Provides information to the FilterManager |
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*/ |
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public String getTCPPort() { |
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return new Integer(_TCPListenPort).toString(); |
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} |
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|
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/** |
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* Provides information to the FilterManager |
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*/ |
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public String getHostName() { |
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try { |
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return InetAddress.getLocalHost().getHostName(); |
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} catch (java.net.UnknownHostException e) { |
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_logger.write(toString(), Logger.ERROR, e.getMessage()); |
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} |
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return null; |
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} |
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|
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|
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//---ATTRIBUTES--- |
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|
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/** |
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* This is the friendly identifier of the |
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* component this class is running in. |
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* eg, a Filter may be called "filter1", |
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* If this class does not have an owning |
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* component, a name from the configuration |
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* can be placed here. This name could also |
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* be changed to null for utility classes. |
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*/ |
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private String _name = FilterMain.NAME; |
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|
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/** |
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* This holds a reference to the |
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* system logger that is being used. |
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*/ |
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private Logger _logger = ReferenceManager.getInstance().getLogger(); |
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|
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/** |
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* Our Queue object |
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*/ |
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private Queue _queue; |
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|
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/** |
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* The UDP port we're listening on |
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*/ |
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private int _UDPListenPort; |
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|
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/** |
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* The TCP port we're listening on |
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*/ |
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private int _TCPListenPort; |
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|
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//---STATIC ATTRIBUTES--- |
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|
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} |
