mosgi/managedelements.obrprobe.tab/src/main/java/org/apache/felix/mosgi/managedelements/obrprobe/tab/ObrProbeTabUI.java - felix-dev - Git at Google

 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
  * regarding copyright ownership.  The ASF licenses this file
  * to you under the Apache License, Version 2.0 (the
  * "License"); you may not use this file except in compliance
  * with the License.  You may obtain a copy of the License at
  *
  *    http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing,
  * software distributed under the License is distributed on an
  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  * KIND, either express or implied.  See the License for the
  * specific language governing permissions and limitations
  * under the License.
  */
 package org.apache.felix.mosgi.managedelements.obrprobe.tab;

 import java.awt.Component;
 import java.beans.PropertyChangeEvent;
 import java.util.ArrayList;
 import java.util.Vector;
 import java.util.StringTokenizer;
 import javax.management.MBeanAttributeInfo;
 import javax.management.MBeanServerConnection;
 import javax.management.ObjectName;
 import javax.swing.JPanel;
 import javax.swing.JScrollPane;
 import javax.swing.JTable;
 import javax.swing.JTextField;
 import javax.swing.JButton;
 import javax.swing.JPanel;
 import javax.swing.JLabel;
 import javax.swing.table.AbstractTableModel;
 import java.awt.BorderLayout;
 import java.awt.FlowLayout;
 import java.awt.Dimension;
 import java.awt.event.ActionListener;
 import java.awt.event.ActionEvent;

 import java.io.PrintStream;
 import org.osgi.framework.BundleActivator;
 import org.osgi.framework.BundleContext;
 import org.osgi.framework.BundleException;
 import org.osgi.framework.ServiceRegistration;
 import org.osgi.framework.ServiceReference;
 import org.osgi.framework.ServiceEvent;
 import org.osgi.framework.ServiceListener;
 import org.osgi.framework.InvalidSyntaxException;

 //import org.apache.felix.bundlerepository.BundleRepository;
 //import org.apache.felix.bundlerepository.BundleRecord;
 import org.osgi.service.obr.RepositoryAdmin;
 import org.osgi.service.obr.Repository;
 import org.osgi.service.obr.Resource;


 import javax.management.openmbean.ArrayType;
 import javax.management.openmbean.SimpleType;

 import org.apache.felix.mosgi.console.ifc.Plugin;

 public class ObrProbeTabUI extends JPanel implements Plugin, BundleActivator {
   private static final String OSGI_ON="TabUI:name=ObrProbe";

   private MBeanServerConnection mbsc=null;

   private BundleContext m_context = null;
   private ServiceReference m_brsRef = null;
   private RepositoryAdmin m_brs = null;

   private JTextField m_urlField = null;
   private JButton m_refreshButton = null;
   private JTable m_bundleTable = null;
   private JButton m_startAllButton = null;
   private JButton m_infoButton = null;

   private ObjectName osgiON=null;

   private PrintStream m_out=System.out;
   private ServiceRegistration sreg=null;

   ///////////////////////////////////////////
   //           BundleActivator             //
   ///////////////////////////////////////////
   public void start(BundleContext context) throws BundleException {
     m_context = context;
     try {
       this.init();
     }catch(Exception e){
       e.printStackTrace();
       throw new BundleException("ObrTabUIException "+e.getMessage());
     }
     this.registerServicePlugin();
   }

   public void stop(BundleContext context) {
   }


   ///////////////////////////////////////////
   //           Plugin                      //
   //////////////////////////////////////////
   public void registerServicePlugin(){
     sreg = m_context.registerService(Plugin.class.getName(), this, null);
   }

   public void unregisterServicePlugin(){
     sreg.unregister();
   }

   public String pluginLocation(){
     return m_context.getBundle().getLocation();
   }

   public String getName(){return "Remote OBR";}

   public Component getGUI(){return this;}

   public void propertyChange(PropertyChangeEvent e){
 //System.out.println("TEST"+e.getPropertyName());
    if (e.getPropertyName().equals(Plugin.NEW_NODE_READY)){
      this.mbsc=(MBeanServerConnection)e.getNewValue();
 //System.out.println("TESTE"+this.mbsc);
    }else if(e.getPropertyName().equals(Plugin.EMPTY_NODE)){
      this.mbsc=null;
    }
   }

   /////////////////////
   // Plugin elements //
   /////////////////////
   private void init() throws Exception {
     this.osgiON=new ObjectName(OSGI_ON);
     ServiceListener sl = new ServiceListener() {
       public void serviceChanged(ServiceEvent event) {
         synchronized (ObrProbeTabUI.this) {
           // Ignore additional services if we already have one.
           if ((event.getType() == ServiceEvent.REGISTERED)
               && (m_brsRef != null)) {
             return;
           }
           // Initialize the service if we don't have one.
           else if ((event.getType() == ServiceEvent.REGISTERED)
             && (m_brsRef == null)) {
             initializeService();
           }
           // Unget the service if it is unregistering.
           else if ((event.getType() == ServiceEvent.UNREGISTERING)
             && event.getServiceReference().equals(m_brsRef)) {
             m_context.ungetService(m_brsRef);
             m_brsRef = null;
             m_brs = null;
             // Try to get another service.
             initializeService();
           }
         }
       }
     };
     try {
       m_context.addServiceListener(sl, "(objectClass=" + RepositoryAdmin.class.getName() + ")");
     } catch (InvalidSyntaxException ex) {
       System.err.println("OBRPlugin: " + ex);
     }

     // Create the gui.
     createUserInterface();

     // Now try to manually initialize the shell service
     // since one might already be available.
     initializeService();
   }

   private synchronized void initializeService() {
     if (m_brs != null) {
       return;
     }
     m_brsRef = m_context.getServiceReference(RepositoryAdmin.class.getName());
     if (m_brsRef == null) {
       m_urlField.setText("");
     } else {
       m_brs = (RepositoryAdmin) m_context.getService(m_brsRef);
       m_urlField.setText(convertArrayToString(m_brs.listRepositories()));
     }
     // Update the table.
     ((SimpleTableModel) m_bundleTable.getModel()).update();
   }

   private void createUserInterface() {
     setLayout(new BorderLayout());
     add(createBRUrlPanel(), BorderLayout.NORTH);
     add(createTable(), BorderLayout.CENTER);
     add(createButtonPanel(), BorderLayout.SOUTH);
     createEventListeners();
   }

   private JPanel createBRUrlPanel(){
     JPanel panel=new JPanel(new FlowLayout());
     panel.add(new JLabel("URL(s)"));
     panel.add(m_urlField = new JTextField(20));
     panel.add(m_refreshButton = new JButton("Refresh"));
     m_refreshButton.setMnemonic('I');
     return panel;
   }

   private JScrollPane createTable() {
     JScrollPane scroll = new JScrollPane(m_bundleTable = new JTable());
     scroll.setPreferredSize(new Dimension(100, 100));
     m_bundleTable.setMinimumSize(new Dimension(0, 0));
     m_bundleTable.setAutoResizeMode(JTable.AUTO_RESIZE_LAST_COLUMN);
     m_bundleTable.setModel(new SimpleTableModel());
     m_bundleTable.getColumnModel().getColumn(0).setPreferredWidth(75);
     m_bundleTable.getColumnModel().getColumn(1).setPreferredWidth(75);
     m_bundleTable.getColumnModel().getColumn(2).setPreferredWidth(200);
     return scroll;
   }

   private JPanel createButtonPanel() {
     JPanel panel = new JPanel(new FlowLayout());
     panel.add(m_startAllButton = new JButton("Start all"));
     panel.add(m_infoButton = new JButton("Info"));
     m_startAllButton.setMnemonic('S');
     m_infoButton.setMnemonic('I');
     return panel;
   }

   private void createEventListeners() {
     // Create action listeners.
     m_refreshButton.addActionListener(new ActionListener() {
       public void actionPerformed(ActionEvent event) {
     /*
         synchronized (ObrProbeTabUI.this) {
           if (m_brs == null) {
             return;
           } else if (m_urlField.getText().length() > 0) {
             m_brs.setRepositoryURLs(convertStringToArray(m_urlField.getText()));
           } else {
             m_urlField.setText(convertArrayToString(m_brs.getRepositoryURLs()));
           }
           // Update the table.
           ((SimpleTableModel) m_bundleTable.getModel()).update();
         }
     */
       }
     });

     m_startAllButton.addActionListener(new ActionListener() {
       public void actionPerformed(ActionEvent event) {
         synchronized (ObrProbeTabUI.this) {
          if (mbsc == null) {
 System.out.println("coucou");
            return;
          }
          int[] rows = m_bundleTable.getSelectedRows();
          for (int i = 0; i < rows.length; i++) {
        //Object [] tabo=new Object[]{(String) m_brs.getBundleRecord(rows[i]).getAttribute(BundleRecord.BUNDLE_UPDATELOCATION)};
            try{
          /*
              BundleRecord[] m_records=m_brs.getBundleRecords();
              Object [] tabo=new Object[]{(String) m_records[rows[i]].getAttribute(BundleRecord.BUNDLE_SYMBOLICNAME), parseVersionString((String) m_records[rows[i]].getAttribute(BundleRecord.BUNDLE_VERSION))};
              String [] tabc=new String[]{String.class.getName(),new ArrayType(1, SimpleType.INTEGER).getTypeName()};
          */
              Object [] tabo=new Object[]{(String)m_bundleTable.getValueAt(rows[i], 0), (String)m_bundleTable.getValueAt(rows[i], 1)};
          String [] tabc=new String[]{String.class.getName(),String.class.getName()};
 System.out.println("====>"+m_bundleTable.getValueAt(rows[i], 0));
 System.out.println("====>"+m_bundleTable.getValueAt(rows[i], 1));
              mbsc.invoke(osgiON, "deploy", tabo, tabc);
        }catch(Exception e){
          e.printStackTrace();
        }
          }
          m_out.println("");
         }
       }
       });


       m_infoButton.addActionListener(new ActionListener() {
         public void actionPerformed(ActionEvent event) {
       /*
           synchronized (ObrProbeTabUI.this) {
             if (m_brs == null) {
               return;
             }
             int[] rows = m_bundleTable.getSelectedRows();
             for (int i = 0; i < rows.length; i++) {
               if (i != 0) {
                 m_out.println("");
               }
               BundleRecord br = m_brs.getBundleRecords()[i];
               br.printAttributes(m_out);
             }
             m_out.println("");
           }
     */
         }
       });
   }

     private String[] convertStringToArray(String str) {
       String[] strs = null;
       StringTokenizer st = new StringTokenizer(str);
       if (st.countTokens() > 0) {
         strs = new String[st.countTokens()];
         for (int i = 0; (strs != null) && (i < strs.length); i++) {
           strs[i] = st.nextToken();
         }
       }
       return strs;
     }

     private String convertArrayToString(Repository[] strs) {
       StringBuffer str = new StringBuffer();
       for (int i = 0; (strs != null) && (i < strs.length); i++) {
         // Add space between URLs.
         if (i != 0) {
           str = str.append(" ");
         }
         str.append(strs[i].getURL());
       }
       return str.toString();
     }

     public static Integer[] parseVersionString(String s) {
       Integer[] version = new Integer[] { new Integer(0), new Integer(0), new Integer(0) };
       if (s != null) {
         StringTokenizer st = new StringTokenizer(s, ".");
         if (st.hasMoreTokens()) {
           try {
             version[0] = new Integer(st.nextToken());
             if (st.hasMoreTokens()) {
               version[1] = new Integer(st.nextToken());
               if (st.hasMoreTokens()) {
                 version[2] = new Integer(st.nextToken());
               }
             }
             return version;
           } catch (NumberFormatException ex) {
             throw new IllegalArgumentException( "Improper version number.");
           }
         }
       }
      return version;
     }

     private class SimpleTableModel extends AbstractTableModel {
       public int getRowCount() {
         if (m_brs==null){
           return 0;
     }else{
       try {
         Resource[] resources = m_brs.discoverResources("(|(presentationname=*)(symbolicname=*))");
             return resources.length;
       }catch(Exception e){
         System.out.println("OBR not working, network problem ?");
         //e.printStackTrace();
         return 0;
       }
     }
       }

       public int getColumnCount() {
         return 3;
       }

       public String getColumnName(int column) {
         if (column == 0) {
           return "Name";
         } else if (column == 1) {
           return "Version";
         } else if (column == 2) {
           return "Description";
         }
         return "";
       }

       public Class getColumnClass(int column) {
         return String.class;
       }

       public boolean isCellEditable(int row, int column) {
         return false;
       }

       public Object getValueAt(int row, int column) {
         Resource br = null;
         synchronized (ObrProbeTabUI.this) {
           if (m_brs != null) {
         br=m_brs.discoverResources("(|(presentationname=*)(symbolicname=*))")[row];
           }
         }
         if (br != null) {
           if (column == 0) {
             return br.getPresentationName();
           } else if (column == 1) {
             return br.getVersion().toString();
           } else if (column == 2) {
             return br.getSymbolicName();
           }
         }
         return null;
       }

       public void update() {
         fireTableDataChanged();
       }
     }
   }
	/*
	* Licensed to the Apache Software Foundation (ASF) under one
	* or more contributor license agreements. See the NOTICE file
	* distributed with this work for additional information
	* regarding copyright ownership. The ASF licenses this file
	* to you under the Apache License, Version 2.0 (the
	* "License"); you may not use this file except in compliance
	* with the License. You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing,
	* software distributed under the License is distributed on an
	* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
	* KIND, either express or implied. See the License for the
	* specific language governing permissions and limitations
	* under the License.
	*/
	package org.apache.felix.mosgi.managedelements.obrprobe.tab;

	import java.awt.Component;
	import java.beans.PropertyChangeEvent;
	import java.util.ArrayList;
	import java.util.Vector;
	import java.util.StringTokenizer;
	import javax.management.MBeanAttributeInfo;
	import javax.management.MBeanServerConnection;
	import javax.management.ObjectName;
	import javax.swing.JPanel;
	import javax.swing.JScrollPane;
	import javax.swing.JTable;
	import javax.swing.JTextField;
	import javax.swing.JButton;
	import javax.swing.JPanel;
	import javax.swing.JLabel;
	import javax.swing.table.AbstractTableModel;
	import java.awt.BorderLayout;
	import java.awt.FlowLayout;
	import java.awt.Dimension;
	import java.awt.event.ActionListener;
	import java.awt.event.ActionEvent;

	import java.io.PrintStream;
	import org.osgi.framework.BundleActivator;
	import org.osgi.framework.BundleContext;
	import org.osgi.framework.BundleException;
	import org.osgi.framework.ServiceRegistration;
	import org.osgi.framework.ServiceReference;
	import org.osgi.framework.ServiceEvent;
	import org.osgi.framework.ServiceListener;
	import org.osgi.framework.InvalidSyntaxException;

	//import org.apache.felix.bundlerepository.BundleRepository;
	//import org.apache.felix.bundlerepository.BundleRecord;
	import org.osgi.service.obr.RepositoryAdmin;
	import org.osgi.service.obr.Repository;
	import org.osgi.service.obr.Resource;


	import javax.management.openmbean.ArrayType;
	import javax.management.openmbean.SimpleType;

	import org.apache.felix.mosgi.console.ifc.Plugin;

	public class ObrProbeTabUI extends JPanel implements Plugin, BundleActivator {
	private static final String OSGI_ON="TabUI:name=ObrProbe";

	private MBeanServerConnection mbsc=null;

	private BundleContext m_context = null;
	private ServiceReference m_brsRef = null;
	private RepositoryAdmin m_brs = null;

	private JTextField m_urlField = null;
	private JButton m_refreshButton = null;
	private JTable m_bundleTable = null;
	private JButton m_startAllButton = null;
	private JButton m_infoButton = null;

	private ObjectName osgiON=null;

	private PrintStream m_out=System.out;
	private ServiceRegistration sreg=null;

	///////////////////////////////////////////
	// BundleActivator //
	///////////////////////////////////////////
	public void start(BundleContext context) throws BundleException {
	m_context = context;
	try {
	this.init();
	}catch(Exception e){
	e.printStackTrace();
	throw new BundleException("ObrTabUIException "+e.getMessage());
	}
	this.registerServicePlugin();
	}

	public void stop(BundleContext context) {
	}



	///////////////////////////////////////////
	// Plugin //
	//////////////////////////////////////////
	public void registerServicePlugin(){
	sreg = m_context.registerService(Plugin.class.getName(), this, null);
	}

	public void unregisterServicePlugin(){
	sreg.unregister();
	}

	public String pluginLocation(){
	return m_context.getBundle().getLocation();
	}

	public String getName(){return "Remote OBR";}

	public Component getGUI(){return this;}

	public void propertyChange(PropertyChangeEvent e){
	//System.out.println("TEST"+e.getPropertyName());
	if (e.getPropertyName().equals(Plugin.NEW_NODE_READY)){
	this.mbsc=(MBeanServerConnection)e.getNewValue();
	//System.out.println("TESTE"+this.mbsc);
	}else if(e.getPropertyName().equals(Plugin.EMPTY_NODE)){
	this.mbsc=null;
	}
	}

	/////////////////////
	// Plugin elements //
	/////////////////////
	private void init() throws Exception {
	this.osgiON=new ObjectName(OSGI_ON);
	ServiceListener sl = new ServiceListener() {
	public void serviceChanged(ServiceEvent event) {
	synchronized (ObrProbeTabUI.this) {
	// Ignore additional services if we already have one.
	if ((event.getType() == ServiceEvent.REGISTERED)
	&& (m_brsRef != null)) {
	return;
	}
	// Initialize the service if we don't have one.
	else if ((event.getType() == ServiceEvent.REGISTERED)
	&& (m_brsRef == null)) {
	initializeService();
	}
	// Unget the service if it is unregistering.
	else if ((event.getType() == ServiceEvent.UNREGISTERING)
	&& event.getServiceReference().equals(m_brsRef)) {
	m_context.ungetService(m_brsRef);
	m_brsRef = null;
	m_brs = null;
	// Try to get another service.
	initializeService();
	}
	}
	}
	};
	try {
	m_context.addServiceListener(sl, "(objectClass=" + RepositoryAdmin.class.getName() + ")");
	} catch (InvalidSyntaxException ex) {
	System.err.println("OBRPlugin: " + ex);
	}

	// Create the gui.
	createUserInterface();

	// Now try to manually initialize the shell service
	// since one might already be available.
	initializeService();
	}

	private synchronized void initializeService() {
	if (m_brs != null) {
	return;
	}
	m_brsRef = m_context.getServiceReference(RepositoryAdmin.class.getName());
	if (m_brsRef == null) {
	m_urlField.setText("");
	} else {
	m_brs = (RepositoryAdmin) m_context.getService(m_brsRef);
	m_urlField.setText(convertArrayToString(m_brs.listRepositories()));
	}
	// Update the table.
	((SimpleTableModel) m_bundleTable.getModel()).update();
	}

	private void createUserInterface() {
	setLayout(new BorderLayout());
	add(createBRUrlPanel(), BorderLayout.NORTH);
	add(createTable(), BorderLayout.CENTER);
	add(createButtonPanel(), BorderLayout.SOUTH);
	createEventListeners();
	}

	private JPanel createBRUrlPanel(){
	JPanel panel=new JPanel(new FlowLayout());
	panel.add(new JLabel("URL(s)"));
	panel.add(m_urlField = new JTextField(20));
	panel.add(m_refreshButton = new JButton("Refresh"));
	m_refreshButton.setMnemonic('I');
	return panel;
	}

	private JScrollPane createTable() {
	JScrollPane scroll = new JScrollPane(m_bundleTable = new JTable());
	scroll.setPreferredSize(new Dimension(100, 100));
	m_bundleTable.setMinimumSize(new Dimension(0, 0));
	m_bundleTable.setAutoResizeMode(JTable.AUTO_RESIZE_LAST_COLUMN);
	m_bundleTable.setModel(new SimpleTableModel());
	m_bundleTable.getColumnModel().getColumn(0).setPreferredWidth(75);
	m_bundleTable.getColumnModel().getColumn(1).setPreferredWidth(75);
	m_bundleTable.getColumnModel().getColumn(2).setPreferredWidth(200);
	return scroll;
	}

	private JPanel createButtonPanel() {
	JPanel panel = new JPanel(new FlowLayout());
	panel.add(m_startAllButton = new JButton("Start all"));
	panel.add(m_infoButton = new JButton("Info"));
	m_startAllButton.setMnemonic('S');
	m_infoButton.setMnemonic('I');
	return panel;
	}

	private void createEventListeners() {
	// Create action listeners.
	m_refreshButton.addActionListener(new ActionListener() {
	public void actionPerformed(ActionEvent event) {
	/*
	synchronized (ObrProbeTabUI.this) {
	if (m_brs == null) {
	return;
	} else if (m_urlField.getText().length() > 0) {
	m_brs.setRepositoryURLs(convertStringToArray(m_urlField.getText()));
	} else {
	m_urlField.setText(convertArrayToString(m_brs.getRepositoryURLs()));
	}
	// Update the table.
	((SimpleTableModel) m_bundleTable.getModel()).update();
	}
	*/
	}
	});

	m_startAllButton.addActionListener(new ActionListener() {
	public void actionPerformed(ActionEvent event) {
	synchronized (ObrProbeTabUI.this) {
	if (mbsc == null) {
	System.out.println("coucou");
	return;
	}
	int[] rows = m_bundleTable.getSelectedRows();
	for (int i = 0; i < rows.length; i++) {
	//Object [] tabo=new Object[]{(String) m_brs.getBundleRecord(rows[i]).getAttribute(BundleRecord.BUNDLE_UPDATELOCATION)};
	try{
	/*
	BundleRecord[] m_records=m_brs.getBundleRecords();
	Object [] tabo=new Object[]{(String) m_records[rows[i]].getAttribute(BundleRecord.BUNDLE_SYMBOLICNAME), parseVersionString((String) m_records[rows[i]].getAttribute(BundleRecord.BUNDLE_VERSION))};
	String [] tabc=new String[]{String.class.getName(),new ArrayType(1, SimpleType.INTEGER).getTypeName()};
	*/
	Object [] tabo=new Object[]{(String)m_bundleTable.getValueAt(rows[i], 0), (String)m_bundleTable.getValueAt(rows[i], 1)};
	String [] tabc=new String[]{String.class.getName(),String.class.getName()};
	System.out.println("====>"+m_bundleTable.getValueAt(rows[i], 0));
	System.out.println("====>"+m_bundleTable.getValueAt(rows[i], 1));
	mbsc.invoke(osgiON, "deploy", tabo, tabc);
	}catch(Exception e){
	e.printStackTrace();
	}
	}
	m_out.println("");
	}
	}
	});


	m_infoButton.addActionListener(new ActionListener() {
	public void actionPerformed(ActionEvent event) {
	/*
	synchronized (ObrProbeTabUI.this) {
	if (m_brs == null) {
	return;
	}
	int[] rows = m_bundleTable.getSelectedRows();
	for (int i = 0; i < rows.length; i++) {
	if (i != 0) {
	m_out.println("");
	}
	BundleRecord br = m_brs.getBundleRecords()[i];
	br.printAttributes(m_out);
	}
	m_out.println("");
	}
	*/
	}
	});
	}

	private String[] convertStringToArray(String str) {
	String[] strs = null;
	StringTokenizer st = new StringTokenizer(str);
	if (st.countTokens() > 0) {
	strs = new String[st.countTokens()];
	for (int i = 0; (strs != null) && (i < strs.length); i++) {
	strs[i] = st.nextToken();
	}
	}
	return strs;
	}

	private String convertArrayToString(Repository[] strs) {
	StringBuffer str = new StringBuffer();
	for (int i = 0; (strs != null) && (i < strs.length); i++) {
	// Add space between URLs.
	if (i != 0) {
	str = str.append(" ");
	}
	str.append(strs[i].getURL());
	}
	return str.toString();
	}

	public static Integer[] parseVersionString(String s) {
	Integer[] version = new Integer[] { new Integer(0), new Integer(0), new Integer(0) };
	if (s != null) {
	StringTokenizer st = new StringTokenizer(s, ".");
	if (st.hasMoreTokens()) {
	try {
	version[0] = new Integer(st.nextToken());
	if (st.hasMoreTokens()) {
	version[1] = new Integer(st.nextToken());
	if (st.hasMoreTokens()) {
	version[2] = new Integer(st.nextToken());
	}
	}
	return version;
	} catch (NumberFormatException ex) {
	throw new IllegalArgumentException( "Improper version number.");
	}
	}
	}
	return version;
	}

	private class SimpleTableModel extends AbstractTableModel {
	public int getRowCount() {
	if (m_brs==null){
	return 0;
	}else{
	try {
	Resource[] resources = m_brs.discoverResources("(\|(presentationname=)(symbolicname=))");
	return resources.length;
	}catch(Exception e){
	System.out.println("OBR not working, network problem ?");
	//e.printStackTrace();
	return 0;
	}
	}
	}

	public int getColumnCount() {
	return 3;
	}

	public String getColumnName(int column) {
	if (column == 0) {
	return "Name";
	} else if (column == 1) {
	return "Version";
	} else if (column == 2) {
	return "Description";
	}
	return "";
	}

	public Class getColumnClass(int column) {
	return String.class;
	}

	public boolean isCellEditable(int row, int column) {
	return false;
	}

	public Object getValueAt(int row, int column) {
	Resource br = null;
	synchronized (ObrProbeTabUI.this) {
	if (m_brs != null) {
	br=m_brs.discoverResources("(\|(presentationname=)(symbolicname=))")[row];
	}
	}
	if (br != null) {
	if (column == 0) {
	return br.getPresentationName();
	} else if (column == 1) {
	return br.getVersion().toString();
	} else if (column == 2) {
	return br.getSymbolicName();
	}
	}
	return null;
	}

	public void update() {
	fireTableDataChanged();
	}
	}
	}