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/* |
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* i-scream central monitoring system |
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* http://www.i-scream.org |
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* Copyright (C) 2000-2002 i-scream |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 |
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* of the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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*/ |
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|
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//---PACKAGE DECLARATION--- |
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package uk.ac.ukc.iscream.clientinterface; |
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package uk.org.iscream.cms.server.clientinterface; |
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//---IMPORTS--- |
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import uk.ac.ukc.iscream.util.*; |
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import uk.ac.ukc.iscream.componentmanager.*; |
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import uk.ac.ukc.iscream.core.*; |
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import java.util.*; |
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import uk.org.iscream.cms.util.*; |
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import uk.org.iscream.cms.server.componentmanager.*; |
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import uk.org.iscream.cms.server.core.*; |
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import java.util.HashMap; |
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import java.util.Iterator; |
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import java.util.LinkedList; |
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import java.util.List; |
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import java.util.StringTokenizer; |
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/** |
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* Receives data from the incoming CORBA servant, places |
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// set the Thread name |
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setName("clientinterface.PacketSorter"); |
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_queue = new Queue(); |
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ConfigurationProxy cp = ConfigurationProxy.getInstance(); |
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String configName = "ClientInterface"; |
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|
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// see if this Queue needs a size limit |
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try { |
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int queueSizeLimit = Integer.parseInt(cp.getProperty(configName, "Queue.SizeLimit")); |
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String queueRemoveAlgorithm = cp.getProperty(configName, "Queue.RemoveAlgorithm"); |
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int algorithm = StringUtils.getStringPos(queueRemoveAlgorithm, Queue.algorithms); |
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if(algorithm != -1) { |
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_logger.write(toString(), Logger.DEBUG, "Starting Queue with size limit of "+queueSizeLimit+", using remove algorithm "+queueRemoveAlgorithm); |
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// we have valid values, so lets start it. |
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_queue = new Queue(queueSizeLimit, algorithm); |
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} |
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else { |
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_logger.write(toString(), Logger.WARNING, "Bad Queue Algorithm configuration, not known: "+queueRemoveAlgorithm); |
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// just don't activate a limit |
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_queue = new Queue(); |
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} |
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} catch (PropertyNotFoundException e) { |
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_logger.write(toString(), Logger.DEBUG, "Optional config not set: "+e); |
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// just don't activate a limit |
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_queue = new Queue(); |
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} catch (NumberFormatException e) { |
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_logger.write(toString(), Logger.WARNING, "Bad Queue SizeLimit configuration: "+e); |
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// just don't activate a limit |
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_queue = new Queue(); |
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} |
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|
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// startup a monitor on this queue |
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try { |
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// try to get the interval, if this fails, we won't start up the monitor |
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ConfigurationProxy cp = ConfigurationProxy.getInstance(); |
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int queueMonitorInterval = Integer.parseInt(cp.getProperty("ClientInterface", "Queue.MonitorInterval")); |
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int queueMonitorInterval = Integer.parseInt(cp.getProperty(configName, "Queue.MonitorInterval")); |
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String queueName = _name + " PacketSorterQueue"; |
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_queue.startMonitor(queueMonitorInterval*1000, queueName); |
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} catch (PropertyNotFoundException e) { |
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* loop forever processing and sending data. |
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*/ |
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public void run() { |
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XMLPacketMaker xmlPacketMaker = new XMLPacketMaker(); |
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int qID = _queue.getQueue(); |
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while(true) { |
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// attempt to get some data from the Queue |
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XMLPacket packet = null; |
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try { |
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packet = xmlPacketMaker.createXMLPacket(xml); |
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packet = _xmlCache.getXMLPacket(xml); |
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} catch(InvalidXMLException e) { |
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_logger.write(toString(), Logger.ERROR, "Invalid XML: "+e); |
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// skip the rest of this loop iteration |
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continue; |
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} |
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if(packet == null) { |
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continue; |
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} |
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String packetType = packet.getParam("packet.attributes.type"); |
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// check if we need to send it regardless |
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if(packetType.equals("data") || packetType.equals("heartbeat")) { |
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if(packetType.equals("data")) { |
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String host = packet.getParam("packet.attributes.machine_name"); |
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// look in the hostMap to see if anyone wants this data |
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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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* This uses the uk.org.iscream.cms.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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* A list of all hosts. |
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*/ |
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private LinkedList _allHostsList; |
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/** |
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* A reference to the XMLCache in use |
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*/ |
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private XMLCache _xmlCache = XMLCache.getInstance(); |
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//---STATIC ATTRIBUTES--- |
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