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/* |
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* i-scream central monitoring system |
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* http://www.i-scream.org.uk |
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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.conient; |
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package uk.org.iscream.cms.conient; |
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//---IMPORTS--- |
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import uk.ac.ukc.iscream.util.*; |
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import uk.ac.ukc.iscream.conient.datacomponents.*; |
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import uk.org.iscream.cms.util.*; |
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import uk.org.iscream.cms.conient.datacomponents.*; |
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import javax.swing.*; |
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import javax.swing.border.*; |
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import java.util.*; |
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import java.awt.event.*; |
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/** |
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* This class allows a window to be shown which displays |
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* internel server queue information as sent by the i-scream |
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* server. |
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* |
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* This allows a check to be made on the current performance of |
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* the internal queues. |
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* |
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* @author $Author$ |
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* @version $Id$ |
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*/ |
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//---CONSTRUCTORS--- |
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/** |
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* |
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* Constructs a new frame |
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*/ |
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public QueueFrame() { |
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super("Server Queue Status"); |
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//addVisibleDataComponent(_conent, new StringDataComponent("Host Name", "packet.attributes.machine_name")); |
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getContentPane().add(_content, "Center"); |
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JScrollPane scrollPane = new JScrollPane(_content,JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED , JScrollPane.HORIZONTAL_SCROLLBAR_NEVER); |
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getContentPane().add(scrollPane, "Center"); |
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JButton close = new JButton("Close Window"); |
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close.addActionListener(new ActionListener() { |
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public void actionPerformed(ActionEvent e) { |
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} |
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}); |
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getContentPane().add(close, "South"); |
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setIconImage((new ImageIcon("./resources/server.gif")).getImage()); |
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setIconImage((new ImageIcon(getClass().getResource("/resources/server.gif"))).getImage()); |
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pack(); |
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setVisible(true); |
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} |
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//---PRIVATE METHODS--- |
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/** |
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* Constructs and adds a new Queue panel to the |
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* current window. This happens when a new queue packet |
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* is detected |
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* |
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* @param packet the packet to obtain the queue data from |
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*/ |
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private void addQueue(XMLPacket packet) { |
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HashMap newQueue = new HashMap(); |
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String queueName = packet.getParam("packet.attributes.name"); |
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String queueHashCode = packet.getParam("packet.attributes.hashCode"); |
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VisibleDataComponent date = new DateDataComponent("Last timestamp", "packet.attributes.date"); |
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VisibleDataComponent total = new StringDataComponent("Total queued to date", "packet.queue.attributes.total"); |
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VisibleDataComponent max = new StringDataComponent("Maximum queue size", "packet.queue.attributes.maxSize"); |
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newQueue.put("packet.attributes.name", new StringDataComponent("Name", "packet.attributes.name")); |
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newQueue.put("packet.queue.attributes.total", total); |
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newQueue.put("packet.queue.attributes.maxSize", max); |
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newQueue.put("packet.attributes.date", date); |
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JPanel newQueueDisplay = new JPanel(); |
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newQueueDisplay.setLayout(new BoxLayout(newQueueDisplay, BoxLayout.Y_AXIS)); |
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newQueueDisplay.setBorder(new TitledBorder(new LineBorder(new Color(0, 0, 102)), queueName)); |
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newQueueDisplay.add(date); |
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newQueueDisplay.add(total); |
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_queuesDisplays.put(queueName, newQueueDisplay); |
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newQueueDisplay.add(max); |
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_queuesDisplays.put(queueHashCode, newQueueDisplay); |
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try { |
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SwingSafeAdd task = new SwingSafeAdd(_content, newQueueDisplay); |
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SwingUtilities.invokeAndWait(task); |
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pack(); |
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_queues.put(queueHashCode, newQueue); |
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} |
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/** |
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* Updates a queue panel with new data |
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* |
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* @param packet the packet to obtain the new data from |
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* @throws DataFormatException if the packet contains invalid data |
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*/ |
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private void updateQueueInformation(XMLPacket packet) throws DataFormatException { |
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String queueHashCode = packet.getParam("packet.attributes.hashCode"); |
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// if there are no components looking after this data |
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// create a new StringDataComponent for it |
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if(!components.containsKey(dataKey)) { |
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// check if its a disk drive, if it is then we need to deal with it |
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// check if its a queue, if it is then we need to deal with it |
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if(dataKey.startsWith("packet.queue.attributes.queue")) { |
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VisibleDataComponent queue = new StringDataComponent("Current length of " + dataKey.substring(dataKey.lastIndexOf('.') + 1), dataKey); |
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components.put(dataKey, queue); |
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SwingSafeAdd task = new SwingSafeAdd((JPanel)_queuesDisplays.get(queueHashCode), queue); |
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SwingUtilities.invokeAndWait(task); |
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} catch (Exception e) { |
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// don't care |
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// if there was a problem |
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System.err.println("ERROR Failed To Add Component - " + e); |
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} |
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pack(); |
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} |
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// note we ignore all other attributes |
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} |
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if(components.containsKey(dataKey)) { |
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((DataComponent) components.get(dataKey)).setValue(packet.getParam(dataKey)); |
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((DataComponent) components.get(dataKey)).setValue(packet); |
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} |
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} |
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} |
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* are stored here. |
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*/ |
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private HashMap _queues = new HashMap(); |
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/** |
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* The Panels on the display hooked to the queue hashid |
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*/ |
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private HashMap _queuesDisplays = new HashMap(); |
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/** |
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* The box to lay queue panels into. |
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*/ |
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private Box _content = Box.createVerticalBox(); |
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//---STATIC ATTRIBUTES--- |
