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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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//---PACKAGE DECLARATION--- |
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package uk.org.iscream.rootfilter; |
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package uk.org.iscream.cms.server.rootfilter; |
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//---IMPORTS--- |
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import uk.org.iscream.util.*; |
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import uk.org.iscream.core.*; |
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import uk.org.iscream.componentmanager.*; |
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import uk.org.iscream.clientinterface.*; |
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import uk.org.iscream.cms.util.*; |
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import uk.org.iscream.cms.server.core.*; |
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import uk.org.iscream.cms.server.componentmanager.*; |
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import uk.org.iscream.cms.server.clientinterface.*; |
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/** |
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* The root filter is what all filters talk to |
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_logger.write(toString(), Logger.WARNING, "RootFilter name not set: "+e); |
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} |
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// try and get the names of the ciReal and ciDB |
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String realInterface, dbInterface; |
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try { |
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realInterface = cp.getProperty(configName, "RootFilter.realtimeInterfaceName"); |
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dbInterface = cp.getProperty(configName, "RootFilter.dbInterfaceName"); |
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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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realInterface = null; |
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dbInterface = null; |
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} |
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ClientInterface ciReal = null, ciDB = null; |
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// get reference to the client interfaces - the real time one |
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if (realInterface != null) { |
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ciReal = ClientInterfaceHelper.narrow(_refman.getCORBARef("iscream.ClientInterface." + realInterface)); |
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} |
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// get reference to the client interfaces - and the db one |
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if (dbInterface != null) { |
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ciDB = ClientInterfaceHelper.narrow(_refman.getCORBARef("iscream.ClientInterface." + dbInterface)); |
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} |
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// setup a queue |
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Queue queue; |
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// see if this Queue needs a size limit |
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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, "failed to find queue monitor config, disabling. " + e); |
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} |
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if (realInterface == null) { |
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_logger.write(toString(), Logger.DEBUG, "hooked to interfaces - " + dbInterface); |
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CIWrapper c = new CIWrapper(ciDB, queue); |
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c.start(); |
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} else if (dbInterface == null) { |
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_logger.write(toString(), Logger.DEBUG, "hooked to interfaces - " + realInterface); |
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CIWrapper c = new CIWrapper(ciReal, queue); |
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c.start(); |
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} else { |
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_logger.write(toString(), Logger.DEBUG, "hooked to interfaces - " + realInterface + " & " + dbInterface); |
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CIWrapper c = new CIWrapper(ciReal, queue); |
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c.start(); |
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c = new CIWrapper(ciDB, queue); |
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c.start(); |
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} |
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// RootFilterServant start (for inbound child filter data) |
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_logger.write(toString(), Logger.DEBUG, "starting Root Filter"); |
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RootFilterServant filterServant = new RootFilterServant(queue); |
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// bind to the naming service as a filter |
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_refman.bindToOrb(filterServant, "iscream.Filter." + RootFilter.NAME); |
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_refman.bindToOrb(filterServant, "iscream.Filter\\." + RootFilter.NAME); |
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// Startup the CORBA Listener |
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_logger.write(toString(), Logger.DEBUG, "starting servant for inbound clients"); |
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CorbaClientListenerServant corbaServant = new CorbaClientListenerServant(queue); |
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_refman.bindToOrb(corbaServant, "iscream.ClientInterface\\." + RootFilter.NAME); |
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_logger.write(toString(), Logger.SYSINIT, "started"); |
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} |
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* @return a boolean value, true if the depdencies are satisfied |
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*/ |
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public boolean depCheck() { |
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org.omg.CORBA.Object obj; |
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// first we need to check the Configuration system is available |
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try { |
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org.omg.CORBA.Object obj; |
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// first check the ConfigurationManager is alive |
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obj = _refman.getCORBARef("iscream.ConfigurationManager"); |
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// then get some info on the CLI and DBI |
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ConfigurationProxy cp = ConfigurationProxy.getInstance(); |
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String cli = cp.getProperty("RootFilter", "RootFilter.realtimeInterfaceName"); |
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String dbi = cp.getProperty("RootFilter", "RootFilter.dbInterfaceName"); |
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// finally check the CLI and DBI are alive |
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obj = _refman.getCORBARef("iscream.ClientInterface." + cli); |
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obj = _refman.getCORBARef("iscream.ClientInterface." + dbi); |
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} catch(ComponentCORBAException e) { |
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System.err.println(toString() + ": Dependency Failure: "+e); |
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return false; |
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} catch(PropertyNotFoundException e) { |
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System.err.println(toString() + ": Unable to obtain configuration: "+e); |
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return false; |
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} |
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// dependency check suceeded |
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return true; |
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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.org.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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*/ |
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public static String NAME; |
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} |
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} |
