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/* |
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* i-scream central monitoring system |
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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 uk.ac.ukc.iscream.client.*; |
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import uk.org.iscream.cms.server.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 uk.org.iscream.cms.server.client.*; |
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/** |
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* Acts as a Control Handler to a CORBA based client. |
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* |
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* !!! FUNDAMENTAL DESIGN PROBLEM !!! |
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* !!! Need a way to "shutdown" this class !!! |
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* |
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* @author $Author$ |
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* @version $Id$ |
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*/ |
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public boolean startData() { |
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if(_dataHandler == null) { |
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// create a new DataHandler |
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CorbaDataHandler dh = new CorbaDataHandler(_client); |
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CorbaDataHandler dh = new CorbaDataHandler(_client, this); |
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// register the Queue |
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_packetSorter.register(dh.getQueue(), _hostList); |
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try { |
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} |
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/** |
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* Disconnect, this will shutdown the data and unhook from |
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* the CORBA ORB. |
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*/ |
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public void disconnect() { |
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// close the data handler |
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stopData(); |
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// disconnect from the ORB |
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try { |
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byte[] oid = _refman.getRootPOA().servant_to_id(this); |
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_refman.getRootPOA().deactivate_object(oid); |
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} catch(Exception e) { |
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_logger.write(this.toString(), Logger.ERROR, "disconnect failed: "+e); |
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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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* This uses the uk.org.iscream.cms.server.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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//---PRIVATE METHODS--- |
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/** |
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* Overridden for debugging purposes |
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* to see when an instance of this class |
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* is destroyed |
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*/ |
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protected void finalize() throws Throwable { |
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_logger.write(this.toString(), Logger.DEBUG, "finalized by GC"); |
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} |
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|
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//---ACCESSOR/MUTATOR METHODS--- |
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//---ATTRIBUTES--- |
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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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* A reference to the reference manager in use |
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*/ |
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private ReferenceManager _refman = ReferenceManager.getInstance(); |
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/** |
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* A reference to the PacketSorter. |
