[kepler-code] r28837 - in releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler: module/workflowschedulergui workflowscheduler/gui workflowscheduler/gui/configurationwizard

tao at ecoinformatics.org tao at ecoinformatics.org
Tue Oct 25 16:31:44 PDT 2011


Author: tao
Date: 2011-10-25 16:31:43 -0700 (Tue, 25 Oct 2011)
New Revision: 28837

Added:
   releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/workflowscheduler/gui/configurationwizard/CompletingConfigurationListenerInterface.java
Modified:
   releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/module/workflowschedulergui/Initialize.java
   releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/workflowscheduler/gui/WorkflowSchedulerDialog.java
   releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/workflowscheduler/gui/WorkflowSchedulerServerInstallationInfoPanel.java
   releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/workflowscheduler/gui/configurationwizard/OpenWorkflowSchedulerURLConfigDialogAction.java
   releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/workflowscheduler/gui/configurationwizard/WorkflowSchedulerURLConfigurationDialog.java
Log:
Merge to the branch.


Modified: releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/module/workflowschedulergui/Initialize.java
===================================================================
--- releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/module/workflowschedulergui/Initialize.java	2011-10-25 23:24:57 UTC (rev 28836)
+++ releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/module/workflowschedulergui/Initialize.java	2011-10-25 23:31:43 UTC (rev 28837)
@@ -54,27 +54,29 @@
  */
 public class Initialize implements ModuleInitializer
 {
-  private static final String SCHEDULER = "scheduler";
-  private static final String WORKFLOWRUNENGINELIST = "workflowRunEngineList";
-  private static final String WORKFLOWRUNENGINE = "workflowRunEngine";
-  private static final String NAME = "name";
-  private static final String URL = "url";
+  public static final String SCHEDULER = "scheduler";
+  public static final String WORKFLOWRUNENGINELIST = "workflowRunEngineList";
+  public static final String WORKFLOWRUNENGINE = "workflowRunEngine";
+  public static final String NAME = "name";
+  public static final String URL = "url";
 	private static final String CURRENTMODULENAME = "workflow-scheduler-gui";
 	private static ConfigurationProperty workflowSchedulerGUIProperty = null;
 	private static ConfigurationManager cm = ConfigurationManager.getInstance();
 	private static String schedulerURL = null;
-	private static String configFileLocation = null;
+	//private static String configFileLocation = null;
 	private static Vector<WorkflowRunEngine> workflowRunEngineList = new Vector<WorkflowRunEngine>();
+	private static Module currentModule = null;
 	
     /** Perform any module-specific initializations. */
     public void initializeModule() 
     {
       System.out.println("start of workflow-scheduler-gui module initializing");       
+      currentModule = ConfigurationManager.getModule(CURRENTMODULENAME);
     	addLocalProperties("workflow-scheduler-gui", "uiMenuMappings", "gui");
-      workflowSchedulerGUIProperty = cm.getProperty(ConfigurationManager.getModule(CURRENTMODULENAME));
+      workflowSchedulerGUIProperty = cm.getProperty(currentModule);
       schedulerURL = getSchedulerURLFromConfig();
       getWorkflowRunEngineListFromConfig();
-      copyConfigToPersistentDir();
+      //copyConfigToPersistentDir();
     }
 
     
@@ -131,7 +133,9 @@
 	 */
 	public static String getSchedulerURL()
 	{
-	  return schedulerURL;
+	  
+    schedulerURL = getSchedulerURLFromConfig();
+    return schedulerURL;
 	}
 	
 	/**
@@ -140,6 +144,8 @@
 	 */
 	public static Vector<WorkflowRunEngine> getWorkflowRunEngineList()
 	{
+	 
+    getWorkflowRunEngineListFromConfig();
 	  return  workflowRunEngineList;
 	}
 	
@@ -149,7 +155,9 @@
 	 */
 	public static boolean isSchedulerURLConfigured()
 	{
-	  return (schedulerURL != null && !schedulerURL.trim().equals("")); 
+	 
+	   schedulerURL = getSchedulerURLFromConfig();
+     return (schedulerURL != null && !schedulerURL.trim().equals("")); 
 	}
 	
 	
@@ -159,6 +167,7 @@
 	 */
 	public static boolean isWorkflowRunEngineConfigured()
 	{
+     getWorkflowRunEngineListFromConfig();    
 	  return (workflowRunEngineList.size() >= 1);
 	}
 	
@@ -167,9 +176,18 @@
 	 * Get the path of the configuration file on KeplerData directory
 	 * @return the path of the configuration file
 	 */
-	public static String getConfigFilePath()
+	/*public static String getConfigFilePath()
 	{
 	  return configFileLocation;
+	}*/
+	
+	/**
+	 * Get the current module
+	 * @return the current module
+	 */
+	public static Module getCurrentModule()
+	{
+	  return currentModule;
 	}
   
 	/*
@@ -200,7 +218,7 @@
    * Copy the configuration.xml of this module from application resource directory to kepler data 
    * driectory if the configuration.xml of this module doesn't exist on KeplerData directory
    */
-  private static void copyConfigToPersistentDir()
+  /*private static void copyConfigToPersistentDir()
   {
     RootConfigurationProperty property = null;
     List list = cm.getProperties(ConfigurationManager.getModule(CURRENTMODULENAME));
@@ -276,13 +294,13 @@
       //System.out.println("=======NOT copy the config file of the workflow-scheduler-gui from resource to kepler data since the property is null");
     }
     
-  }
+  }*/
   
 
   /*
    * Get the name list of the workflow run engines 
    */
-  private void getWorkflowRunEngineListFromConfig()
+  private static void getWorkflowRunEngineListFromConfig()
   {
     ConfigurationProperty sensorViewConfiguration = Initialize.getCurrentModuleProperty();
     if(sensorViewConfiguration != null)

Modified: releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/workflowscheduler/gui/WorkflowSchedulerDialog.java
===================================================================
--- releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/workflowscheduler/gui/WorkflowSchedulerDialog.java	2011-10-25 23:24:57 UTC (rev 28836)
+++ releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/workflowscheduler/gui/WorkflowSchedulerDialog.java	2011-10-25 23:31:43 UTC (rev 28837)
@@ -30,11 +30,13 @@
 package org.kepler.workflowscheduler.gui;
 
 import java.awt.BorderLayout;
+import java.awt.Container;
 import java.awt.Dimension;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
 import java.awt.event.WindowAdapter;
 import java.awt.event.WindowEvent;
+import java.util.List;
 
 import javax.swing.Box;
 import javax.swing.BoxLayout;
@@ -47,8 +49,10 @@
 
 import org.kepler.gui.ComponentLibraryTab;
 import org.kepler.gui.DualVerticalViewPane;
+import org.kepler.gui.TabPane;
 import org.kepler.gui.ViewPaneLocation;
 import org.kepler.module.workflowschedulergui.Initialize;
+import org.kepler.workflowscheduler.gui.configurationwizard.CompletingConfigurationListenerInterface;
 
 import ptolemy.actor.gui.TableauFrame;
 
@@ -61,10 +65,11 @@
  * @author tao
  *
  */
-public class WorkflowSchedulerDialog extends JDialog implements ProgressBarControlInterface
+public class WorkflowSchedulerDialog extends JDialog implements ProgressBarControlInterface, CompletingConfigurationListenerInterface
 {
   private static final String TITLE = "Workflow Scheduler";
   private static final String COMPONENTS = "Components";
+  private static final String EAST ="E";
   private static final int WIDTH = 1150;
   private static final int HEIGHT = 650;
   public static final int PROGRESSMIN = 0;
@@ -80,6 +85,7 @@
   //private boolean showedMessage = true;
   private ScheduleChangeController scheduleChangeController;
   private WorkflowSchedulerComponentLibraryTab componentsTab = null;
+  private DualVerticalViewPane componentAndSchedulerPane = null;
  
   /**
    * Constructor
@@ -109,7 +115,7 @@
     
     topPanel = new JPanel();
     topPanel.setLayout(new BorderLayout());
-    DualVerticalViewPane componentAndSchedulerPane = new DualVerticalViewPane();
+    componentAndSchedulerPane = new DualVerticalViewPane();
     try
     {
       componentAndSchedulerPane.initializeView();
@@ -133,26 +139,11 @@
     try
     {
       componentAndSchedulerPane.addTabPane(componentsTab, new ViewPaneLocation("W"));
-      if(Initialize.isSchedulerURLConfigured() && Initialize.isWorkflowRunEngineConfigured())
-      {
-        WorkflowSchedulerParentPanel schedulerPanel = 
-            new WorkflowSchedulerParentPanel(parent, scheduleChangeController);
-        ComponentSearchResultTreeSelectionListener listener = 
-            new ComponentSearchResultTreeSelectionListener(schedulerPanel);
-        componentsTab.addTreeSingleSelectionListener(listener);
-        componentAndSchedulerPane.addTabPane(schedulerPanel, new ViewPaneLocation("E"));
-      }
-      else
-      {
-        WorkflowSchedulerServerInstallationInfoPanel informationPanel = 
-            new WorkflowSchedulerServerInstallationInfoPanel(parent);
-        componentAndSchedulerPane.addTabPane(informationPanel, new ViewPaneLocation("E"));
-      }
-      
+      initRightPanel();
     }
     catch(Exception e)
     {
-      JOptionPane.showMessageDialog(parent, "Couldn't initialize the scheduler dialog - "+
+      JOptionPane.showMessageDialog(this, "Couldn't initialize the scheduler dialog - "+
           e.getMessage(), "Error", JOptionPane.ERROR_MESSAGE);
       return;
     }      
@@ -191,6 +182,71 @@
     addWindowListener(new DialogWindowAdapter(this));
   }
   
+  
+  /*
+   * If the workflow scheduler and run engine were configured, it will show a scheduler panel.
+   * Otherwise it will show an installation info panel
+   */
+  private void initRightPanel() throws Exception
+  {
+    if(Initialize.isSchedulerURLConfigured() && Initialize.isWorkflowRunEngineConfigured())
+    {
+      WorkflowSchedulerParentPanel schedulerPanel = 
+          new WorkflowSchedulerParentPanel(parent, scheduleChangeController);
+      ComponentSearchResultTreeSelectionListener listener = 
+          new ComponentSearchResultTreeSelectionListener(schedulerPanel);
+      componentsTab.addTreeSingleSelectionListener(listener);
+      componentAndSchedulerPane.addTabPane(schedulerPanel, new ViewPaneLocation(EAST));
+    }
+    else
+    {
+      WorkflowSchedulerServerInstallationInfoPanel informationPanel = 
+          new WorkflowSchedulerServerInstallationInfoPanel(parent, this);
+      componentAndSchedulerPane.addTabPane(informationPanel, new ViewPaneLocation(EAST));
+    }
+    
+  }
+  
+  
+  /**
+   * Method will be called when configuration is done
+   */
+  public void completeConfiguration()
+  {
+    try
+    {
+      //remove the old server installation info panel since the information may be incorrect after configuring the properties.
+      Container eastContainer = componentAndSchedulerPane.getLocationContainer(EAST);
+      List<TabPane> list = componentAndSchedulerPane.getTabPanes(WorkflowSchedulerParentPanel.SCHEDULER);
+      if(list != null)
+      {
+        for(TabPane pane : list)
+        {
+          if(pane instanceof WorkflowSchedulerServerInstallationInfoPanel)
+          {
+            WorkflowSchedulerServerInstallationInfoPanel infoPane = (WorkflowSchedulerServerInstallationInfoPanel)pane;
+            //System.out.println("removing the old panel");
+            eastContainer.remove(infoPane);
+          }
+        }
+      }
+    }
+    catch(Exception e)
+    {
+      return;
+    }
+    try
+    {
+      initRightPanel();
+    }
+    catch(Exception e)
+    {
+      JOptionPane.showMessageDialog(this, "Couldn't update the scheduler dialog - "+
+          e.getMessage(), "Error", JOptionPane.ERROR_MESSAGE);
+    } 
+    componentAndSchedulerPane.validate();
+    componentAndSchedulerPane.repaint();
+  }
  
   
   /**

Modified: releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/workflowscheduler/gui/WorkflowSchedulerServerInstallationInfoPanel.java
===================================================================
--- releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/workflowscheduler/gui/WorkflowSchedulerServerInstallationInfoPanel.java	2011-10-25 23:24:57 UTC (rev 28836)
+++ releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/workflowscheduler/gui/WorkflowSchedulerServerInstallationInfoPanel.java	2011-10-25 23:31:43 UTC (rev 28837)
@@ -77,6 +77,7 @@
                                                           "<a href=\"https://kepler-project.org/developers/interest-groups/distributed/technical-documentation\">"+
                                                            "here"+"</a> for the installation instructions.";
   private TableauFrame parent = null;
+  private WorkflowSchedulerDialog dialog = null;
   
 
 
@@ -85,9 +86,10 @@
    * Constructor
    * @param parent the parent TableauFrame object
    */
-  public WorkflowSchedulerServerInstallationInfoPanel(TableauFrame parent)
+  public WorkflowSchedulerServerInstallationInfoPanel(TableauFrame parent, WorkflowSchedulerDialog dialog)
   {
     this.parent = parent;
+    this.dialog = dialog;
     init();
   }
   
@@ -102,7 +104,7 @@
     this.setContentType("text/html");
     this.setBackground(TabManager.BGCOLOR);
     String notes = createNotes();
-    System.out.println("the content =====is \n"+notes);
+    //System.out.println("the content =====is \n"+notes);
     this.setText(notes);
   }
   /**
@@ -184,7 +186,8 @@
           if(event.getURL().toString().equals(WORKFLOWSCHEDULERURL))
           {
             OpenWorkflowSchedulerURLConfigDialogAction action = 
-                  new OpenWorkflowSchedulerURLConfigDialogAction(parent);
+                  new OpenWorkflowSchedulerURLConfigDialogAction(dialog);
+            action.setListener(dialog);
             ActionEvent e = new ActionEvent(this, 100, "Fire workflow scheduler configuration");
             action.actionPerformed(e);
             //System.out.println("==== the action to configure workflow scheduler url being performed");

Added: releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/workflowscheduler/gui/configurationwizard/CompletingConfigurationListenerInterface.java
===================================================================
--- releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/workflowscheduler/gui/configurationwizard/CompletingConfigurationListenerInterface.java	                        (rev 0)
+++ releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/workflowscheduler/gui/configurationwizard/CompletingConfigurationListenerInterface.java	2011-10-25 23:31:43 UTC (rev 28837)
@@ -0,0 +1,43 @@
+/**
+ * Copyright (c) 2010 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * '$Author: tao $'
+ * '$Date: 2010-06-03 16:45:10 -0700 (Thu, 03 Jun 2010) $' 
+ * '$Revision: 24730 $'
+ * 
+ * Permission is hereby granted, without written agreement and without
+ * license or royalty fees, to use, copy, modify, and distribute this
+ * software and its documentation for any purpose, provided that the above
+ * copyright notice and the following two paragraphs appear in all copies
+ * of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY
+ * FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
+ * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
+ * THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
+ * PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
+ * CALIFORNIA HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
+ * ENHANCEMENTS, OR MODIFICATIONS.
+ *
+ */
+package org.kepler.workflowscheduler.gui.configurationwizard;
+
+
+/**
+ * A listener which will be called when configuration is done
+ * @author tao
+ *
+ */
+public interface CompletingConfigurationListenerInterface
+{
+  /**
+   * Method will be called when configuration is done
+   */
+  public void completeConfiguration();
+}

Modified: releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/workflowscheduler/gui/configurationwizard/OpenWorkflowSchedulerURLConfigDialogAction.java
===================================================================
--- releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/workflowscheduler/gui/configurationwizard/OpenWorkflowSchedulerURLConfigDialogAction.java	2011-10-25 23:24:57 UTC (rev 28836)
+++ releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/workflowscheduler/gui/configurationwizard/OpenWorkflowSchedulerURLConfigDialogAction.java	2011-10-25 23:31:43 UTC (rev 28837)
@@ -37,6 +37,7 @@
 public class OpenWorkflowSchedulerURLConfigDialogAction
 {
   private Window parent = null;
+  private CompletingConfigurationListenerInterface completeListener = null;
   
   /**
    * Constructor
@@ -46,6 +47,15 @@
   {
     this.parent = parent;
   }
+  
+  /**
+   * Set the completing listener
+   * @param completeListener
+   */
+  public void setListener(CompletingConfigurationListenerInterface completeListener)
+  {
+    this.completeListener = completeListener;
+  }
 
   /**
    * Open a workflow scheduler dialog box
@@ -55,7 +65,7 @@
     if (parent == null) {
       parent = GUIUtil.getParentWindow((Component) e.getSource());
     }
-    WorkflowSchedulerURLConfigurationDialog dialog = new WorkflowSchedulerURLConfigurationDialog(parent);
+    WorkflowSchedulerURLConfigurationDialog dialog = new WorkflowSchedulerURLConfigurationDialog(parent, completeListener);
 
   }
 

Modified: releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/workflowscheduler/gui/configurationwizard/WorkflowSchedulerURLConfigurationDialog.java
===================================================================
--- releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/workflowscheduler/gui/configurationwizard/WorkflowSchedulerURLConfigurationDialog.java	2011-10-25 23:24:57 UTC (rev 28836)
+++ releases/release-branches/workflow-scheduler-gui-1.0/src/org/kepler/workflowscheduler/gui/configurationwizard/WorkflowSchedulerURLConfigurationDialog.java	2011-10-25 23:31:43 UTC (rev 28837)
@@ -36,6 +36,9 @@
 import java.awt.Window;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
+import java.io.InputStream;
+import java.net.URL;
+import java.net.URLConnection;
 
 import javax.swing.BorderFactory;
 import javax.swing.Box;
@@ -43,9 +46,15 @@
 import javax.swing.JButton;
 import javax.swing.JDialog;
 import javax.swing.JLabel;
+import javax.swing.JOptionPane;
 import javax.swing.JPanel;
 import javax.swing.JTextField;
 
+import org.kepler.configuration.ConfigurationManager;
+import org.kepler.configuration.ConfigurationManagerException;
+import org.kepler.configuration.ConfigurationProperty;
+import org.kepler.configuration.NamespaceException;
+import org.kepler.module.workflowschedulergui.Initialize;
 import org.kepler.workflowscheduler.gui.WorkflowSchedulerPanel;
 
 /**
@@ -66,14 +75,17 @@
   private GridBagConstraints labelConstraint = null;
   private GridBagConstraints lastConstraint = null;
   private JTextField urlTextField = null;
+  private CompletingConfigurationListenerInterface completeListener = null;
 
   /**
    * Constructor
    */
-  public WorkflowSchedulerURLConfigurationDialog(Window parent)
+  public WorkflowSchedulerURLConfigurationDialog(Window parent,
+                                CompletingConfigurationListenerInterface completeListener)
   {
     super(parent);
     this.parent = parent;
+    this.completeListener = completeListener;
     init();
     this.pack();
     this.setVisible(true);
@@ -167,14 +179,111 @@
     {
       public void actionPerformed(ActionEvent e)
       {
-        dispose();
+        try
+        {
+          modifyWorkflowSchedulerURLToConfig();
+        }
+        catch(Exception ee)
+        {
+          JOptionPane.showMessageDialog(null, "Couldn't configure the scheduler url - "+ee.getMessage(), "Error", JOptionPane.ERROR_MESSAGE);
+        }
       }
     });  
     buttonPanel.add(addButton);
     add(buttonPanel, BorderLayout.SOUTH);
   }
   
+  
   /*
+   * Add the new url or modify the existing url to the configuration file
+   */
+  private void modifyWorkflowSchedulerURLToConfig() throws ConfigurationManagerException, NamespaceException
+  {
+    String newURL = urlTextField.getText();
+    if(openURL(newURL))
+    {
+      ConfigurationProperty rootProperty = Initialize.getCurrentModuleProperty();
+      ConfigurationProperty schedulerProperty = rootProperty.getProperty(Initialize.SCHEDULER);
+      if(schedulerProperty != null)
+      {
+        ConfigurationProperty urlProperty = schedulerProperty.getProperty(Initialize.URL);
+        if(urlProperty != null)
+        {
+          urlProperty.setValue(newURL);
+        }
+        else
+        {
+          //add url property to the eixsting scheduler property
+          urlProperty = new ConfigurationProperty(Initialize.getCurrentModule(), Initialize.URL, newURL);
+          schedulerProperty.addProperty(urlProperty);
+        }
+        
+      }
+      else
+      {
+        //add a new scheduler property
+        schedulerProperty =  new ConfigurationProperty(Initialize.getCurrentModule(), Initialize.SCHEDULER);
+        ConfigurationProperty urlProperty = new ConfigurationProperty(Initialize.getCurrentModule(), Initialize.URL, newURL);
+        schedulerProperty.addProperty(urlProperty);
+        rootProperty.addProperty(schedulerProperty);
+      }
+      //System.out.println("the root property is dirty "+rootProperty.isDirty());
+      //ConfigurationManager.getInstance().saveConfiguration();
+      if(completeListener != null)
+      {
+        //System.out.println("calling complete method .....");
+        completeListener.completeConfiguration();
+      }
+      dispose();
+    }
+  }
+  
+  /*
+   * Check if the specified url openable
+   */
+  private boolean openURL(String urlStr)
+  {
+    boolean openable = false;
+    String error=".";
+    try
+    {
+      URL url = new URL(urlStr);
+      URLConnection connection = url.openConnection();
+      if(connection != null)
+      {
+        //System.out.println("connection is not null");
+        InputStream input = connection.getInputStream();
+        //System.out.println("after getting connection l");
+        if(input != null)
+        {
+          openable = true;
+          //System.out.println("input is NOT null");
+        }
+        else
+        {
+          //System.out.println("input is null");
+        }
+        //System.out.println("reach the endl");
+      }
+      
+    }
+    catch(Exception e)
+    {
+      error =" \nsince "+ e.getMessage()+".";
+    }
+    if(!openable)
+    {
+      int choice = JOptionPane.showConfirmDialog(this,  "Couldn't connect to the server "+
+          urlStr+error+"\nDo you still want to add this url to the configuration file?", TITLE,  JOptionPane.YES_NO_OPTION);
+      if (choice == JOptionPane.YES_OPTION)
+      {
+        openable = true;
+      }
+    }
+    return openable;
+  }
+  
+  /*
    *Add leading space in each row of a panel 
    */
   static void addLeadingSpace(JPanel panel, GridBagLayout layout, GridBagConstraints labelConstraint)
@@ -196,4 +305,6 @@
     JLabel leadingLabel = new JLabel(space);
     WorkflowSchedulerPanel.addComponent(panel, leadingLabel, layout, lastConstraint);
   }
+  
+
 }



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