org.eclipse.jst.server.jetty.ui/src/org/eclipse/jst/server/jetty/ui/internal/editor/ConfigurationWebModuleEditorPart.java - gerrit/jetty/org.eclipse.jetty.wtp - Git at Google

 /*******************************************************************************
  * Copyright (c) 2003, 2007 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  *     IBM Corporation - Initial API and implementation
  *     Angelo Zerr <angelo.zerr@gmail.com> - Jetty packages
  *******************************************************************************/
 package org.eclipse.jst.server.jetty.ui.internal.editor;

 import java.beans.PropertyChangeEvent;
 import java.beans.PropertyChangeListener;
 import java.io.File;
 import java.util.Iterator;
 import java.util.List;

 import org.eclipse.core.resources.ResourcesPlugin;
 import org.eclipse.core.runtime.IStatus;
 import org.eclipse.jface.dialogs.IDialogConstants;
 import org.eclipse.jface.viewers.ColumnWeightData;
 import org.eclipse.jface.viewers.ILabelProvider;
 import org.eclipse.jface.viewers.TableLayout;
 import org.eclipse.jst.server.core.IWebModule;
 import org.eclipse.jst.server.jetty.core.IJettyConfiguration;
 import org.eclipse.jst.server.jetty.core.IJettyConfigurationWorkingCopy;
 import org.eclipse.jst.server.jetty.core.IJettyServer;
 import org.eclipse.jst.server.jetty.core.IJettyServerWorkingCopy;
 import org.eclipse.jst.server.jetty.core.WebModule;
 import org.eclipse.jst.server.jetty.core.command.AddModuleCommand;
 import org.eclipse.jst.server.jetty.core.command.AddWebModuleCommand;
 import org.eclipse.jst.server.jetty.core.command.ModifyWebModuleCommand;
 import org.eclipse.jst.server.jetty.core.command.RemoveModuleCommand;
 import org.eclipse.jst.server.jetty.core.command.RemoveWebModuleCommand;
 import org.eclipse.jst.server.jetty.ui.internal.ContextIds;
 import org.eclipse.jst.server.jetty.ui.internal.JettyUIPlugin;
 import org.eclipse.jst.server.jetty.ui.internal.Messages;
 import org.eclipse.osgi.util.NLS;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.graphics.Image;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Table;
 import org.eclipse.swt.widgets.TableColumn;
 import org.eclipse.swt.widgets.TableItem;
 import org.eclipse.ui.IEditorInput;
 import org.eclipse.ui.IEditorSite;
 import org.eclipse.ui.PlatformUI;
 import org.eclipse.ui.forms.widgets.ExpandableComposite;
 import org.eclipse.ui.forms.widgets.FormToolkit;
 import org.eclipse.ui.forms.widgets.ScrolledForm;
 import org.eclipse.ui.forms.widgets.Section;
 import org.eclipse.ui.help.IWorkbenchHelpSystem;
 import org.eclipse.wst.server.core.IModule;
 import org.eclipse.wst.server.core.ServerUtil;
 import org.eclipse.wst.server.ui.ServerUICore;
 import org.eclipse.wst.server.ui.editor.ServerEditorPart;

 /**
  * Jetty configuration web module editor page.
  */
 public class ConfigurationWebModuleEditorPart extends ServerEditorPart
 {
     protected IJettyServerWorkingCopy _server2;
     protected IJettyConfigurationWorkingCopy _configuration;

     protected Table _webAppTable;
     protected int _selection = -1;
     protected Button _addProjectButton;
     protected Button _addExtProjectButton;
     protected Button _removeButton;
     protected Button _editButton;

     protected PropertyChangeListener _listener;

     /**
      * ConfigurationWebModuleEditorPart constructor comment.
      */
     public ConfigurationWebModuleEditorPart()
     {
         super();
     }

     /**
 	 *
 	 */
     protected void addChangeListener()
     {
         _listener = new PropertyChangeListener()
         {
             public void propertyChange(PropertyChangeEvent event)
             {
                 if (IJettyConfiguration.__MODIFY_WEB_MODULE_PROPERTY.equals(event.getPropertyName()))
                 {
                     initialize();
                 }
                 else if (IJettyConfiguration.__ADD_WEB_MODULE_PROPERTY.equals(event.getPropertyName()))
                 {
                     initialize();
                 }
                 else if (IJettyConfiguration.__REMOVE_WEB_MODULE_PROPERTY.equals(event.getPropertyName()))
                 {
                     initialize();
                 }
             }
         };
         _configuration.addPropertyChangeListener(_listener);
     }

     /**
      * @see org.eclipse.ui.part.WorkbenchPart#createPartControl(org.eclipse.swt.widgets.Composite)
      */
     public void createPartControl(Composite parent)
     {
         FormToolkit toolkit = getFormToolkit(parent.getDisplay());

         ScrolledForm form = toolkit.createScrolledForm(parent);
         toolkit.decorateFormHeading(form.getForm());
         form.setText(Messages.configurationEditorWebModulesPageTitle);
         form.setImage(JettyUIPlugin.getImage(JettyUIPlugin.__IMG_WEB_MODULE));
         GridLayout layout = new GridLayout();
         layout.marginTop = 6;
         layout.marginLeft = 6;
         form.getBody().setLayout(layout);

         Section section = toolkit.createSection(form.getBody(),ExpandableComposite.TITLE_BAR | Section.DESCRIPTION);
         section.setText(Messages.configurationEditorWebModulesSection);
         section.setDescription(Messages.configurationEditorWebModulesDescription);
         section.setLayoutData(new GridData(GridData.FILL_BOTH));

         Composite composite = toolkit.createComposite(section);
         layout = new GridLayout();
         layout.numColumns = 2;
         layout.marginHeight = 5;
         layout.marginWidth = 10;
         layout.verticalSpacing = 5;
         layout.horizontalSpacing = 15;
         composite.setLayout(layout);
         composite.setLayoutData(new GridData(GridData.FILL_BOTH));
         IWorkbenchHelpSystem whs = PlatformUI.getWorkbench().getHelpSystem();
         whs.setHelp(composite,ContextIds.CONFIGURATION_EDITOR_WEBMODULES);
         toolkit.paintBordersFor(composite);
         section.setClient(composite);

         _webAppTable = toolkit.createTable(composite,SWT.V_SCROLL | SWT.SINGLE | SWT.FULL_SELECTION);
         _webAppTable.setHeaderVisible(true);
         _webAppTable.setLinesVisible(true);
         whs.setHelp(_webAppTable,ContextIds.CONFIGURATION_EDITOR_WEBMODULES_LIST);
         // toolkit.paintBordersFor(webAppTable);

         TableLayout tableLayout = new TableLayout();

         TableColumn col = new TableColumn(_webAppTable,SWT.NONE);
         col.setText(Messages.configurationEditorPathColumn);
         ColumnWeightData colData = new ColumnWeightData(8,85,true);
         tableLayout.addColumnData(colData);

         TableColumn col2 = new TableColumn(_webAppTable,SWT.NONE);
         col2.setText(Messages.configurationEditorDocBaseColumn);
         colData = new ColumnWeightData(13,135,true);
         tableLayout.addColumnData(colData);

         TableColumn col3 = new TableColumn(_webAppTable,SWT.NONE);
         col3.setText(Messages.configurationEditorProjectColumn);
         colData = new ColumnWeightData(8,85,true);
         tableLayout.addColumnData(colData);

         // TableColumn col4 = new TableColumn(webAppTable, SWT.NONE);
         // col4.setText(Messages.configurationEditorReloadColumn);
         // colData = new ColumnWeightData(7, 75, true);
         // tableLayout.addColumnData(colData);

         _webAppTable.setLayout(tableLayout);

         GridData data = new GridData(GridData.FILL_HORIZONTAL);
         data.widthHint = 450;
         data.heightHint = 120;
         _webAppTable.setLayoutData(data);
         _webAppTable.addSelectionListener(new SelectionAdapter()
         {
             public void widgetSelected(SelectionEvent e)
             {
                 selectWebApp();
             }
         });

         Composite rightPanel = toolkit.createComposite(composite);
         layout = new GridLayout();
         layout.marginHeight = 0;
         layout.marginWidth = 0;
         rightPanel.setLayout(layout);
         data = new GridData();
         rightPanel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_BEGINNING));
         // toolkit.paintBordersFor(rightPanel);

         // buttons still to add:
         // add project, add external module, remove module
         _addProjectButton = toolkit.createButton(rightPanel,Messages.configurationEditorAddProjectModule,SWT.PUSH);
         data = new GridData(GridData.FILL_HORIZONTAL);
         _addProjectButton.setLayoutData(data);
         whs.setHelp(_addProjectButton,ContextIds.CONFIGURATION_EDITOR_WEBMODULES_ADD_PROJECT);

         // disable the add project module button if there are no
         // web projects in the workbench
         if (!canAddWebModule())
             _addProjectButton.setEnabled(false);
         else
         {
             _addProjectButton.addSelectionListener(new SelectionAdapter()
             {
                 public void widgetSelected(SelectionEvent e)
                 {
                     WebModuleDialog dialog = new WebModuleDialog(getEditorSite().getShell(),getServer(),_server2,_configuration,true);
                     dialog.open();
                     if (dialog.getReturnCode() == IDialogConstants.OK_ID)
                     {
                         execute(new AddModuleCommand(getServer(),dialog._module4));
                     }
                 }
             });
         }

         _addExtProjectButton = toolkit.createButton(rightPanel,Messages.configurationEditorAddExternalModule,SWT.PUSH);
         data = new GridData(GridData.FILL_HORIZONTAL);
         _addExtProjectButton.setLayoutData(data);
         _addExtProjectButton.addSelectionListener(new SelectionAdapter()
         {
             public void widgetSelected(SelectionEvent e)
             {
                 WebModuleDialog dialog = new WebModuleDialog(getEditorSite().getShell(),getServer(),_server2,_configuration,false);
                 dialog.open();
                 if (dialog.getReturnCode() == IDialogConstants.OK_ID)
                 {
                     execute(new AddWebModuleCommand(_configuration,dialog.getWebModule()));
                 }
             }
         });
         whs.setHelp(_addExtProjectButton,ContextIds.CONFIGURATION_EDITOR_WEBMODULES_ADD_EXTERNAL);

         _editButton = toolkit.createButton(rightPanel,Messages.editorEdit,SWT.PUSH);
         data = new GridData(GridData.FILL_HORIZONTAL);
         _editButton.setLayoutData(data);
         _editButton.setEnabled(false);
         _editButton.addSelectionListener(new SelectionAdapter()
         {
             public void widgetSelected(SelectionEvent e)
             {
                 if (_selection < 0)
                     return;
                 WebModule module = (WebModule)_configuration.getWebModules().get(_selection);
                 WebModuleDialog dialog = new WebModuleDialog(getEditorSite().getShell(),getServer(),_server2,_configuration,module);
                 dialog.open();
                 if (dialog.getReturnCode() == IDialogConstants.OK_ID)
                 {
                     execute(new ModifyWebModuleCommand(_configuration,_selection,dialog.getWebModule()));
                 }
             }
         });
         whs.setHelp(_editButton,ContextIds.CONFIGURATION_EDITOR_WEBMODULES_EDIT);

         _removeButton = toolkit.createButton(rightPanel,Messages.editorRemove,SWT.PUSH);
         data = new GridData(GridData.FILL_HORIZONTAL);
         _removeButton.setLayoutData(data);
         _removeButton.setEnabled(false);
         _removeButton.addSelectionListener(new SelectionAdapter()
         {
             public void widgetSelected(SelectionEvent e)
             {
                 if (_selection < 0)
                     return;
                 TableItem item = _webAppTable.getItem(_selection);
                 if (item.getData() != null)
                 {
                     IModule module = (IModule)item.getData();
                     execute(new RemoveModuleCommand(getServer(),module));
                 }
                 else
                 {
                     execute(new RemoveWebModuleCommand(_configuration,_selection));
                 }
                 _removeButton.setEnabled(false);
                 _editButton.setEnabled(false);
                 _selection = -1;
             }
         });
         whs.setHelp(_removeButton,ContextIds.CONFIGURATION_EDITOR_WEBMODULES_REMOVE);

         form.setContent(section);
         form.reflow(true);

         initialize();
     }

     protected boolean canAddWebModule()
     {
         IModule[] modules = ServerUtil.getModules(server.getServerType().getRuntimeType().getModuleTypes());
         if (modules != null)
         {
             int size = modules.length;
             for (int i = 0; i < size; i++)
             {
                 IWebModule webModule = (IWebModule)modules[i].loadAdapter(IWebModule.class,null);
                 if (webModule != null)
                 {
                     IStatus status = server.canModifyModules(new IModule[]
                     { modules[i] },null,null);
                     if (status != null && status.isOK())
                         return true;
                 }
             }
         }
         return false;
     }

     public void dispose()
     {
         super.dispose();

         if (_configuration != null)
             _configuration.removePropertyChangeListener(_listener);
     }

     /*
      * (non-Javadoc) Initializes the editor part with a site and input.
      */
     public void init(IEditorSite site, IEditorInput input)
     {
         super.init(site,input);

         IJettyServer ts = (IJettyServer)server.loadAdapter(IJettyServer.class,null);
         try
         {
             _configuration = (IJettyConfigurationWorkingCopy)ts.getJettyConfiguration();
         }
         catch (Exception e)
         {
             // ignore
         }
         if (_configuration != null)
             addChangeListener();

         if (server != null)
             _server2 = (IJettyServerWorkingCopy)server.loadAdapter(IJettyServerWorkingCopy.class,null);

         initialize();
     }

     /**
 	 *
 	 */
     protected void initialize()
     {
         if (_webAppTable == null)
             return;

         _webAppTable.removeAll();
         setErrorMessage(null);

         ILabelProvider labelProvider = ServerUICore.getLabelProvider();
         List<WebModule> list = _configuration.getWebModules();
         Iterator<WebModule> iterator = list.iterator();

         while (iterator.hasNext())
         {
             WebModule module = iterator.next();
             TableItem item = new TableItem(_webAppTable,SWT.NONE);

             String memento = module.getMemento();
             String projectName = "";
             Image projectImage = null;
             if (memento != null && memento.length() > 0)
             {
                 projectName = NLS.bind(Messages.configurationEditorProjectMissing,new String[]
                 { memento });
                 projectImage = JettyUIPlugin.getImage(JettyUIPlugin.__IMG_PROJECT_MISSING);
                 IModule module2 = ServerUtil.getModule(memento);
                 if (module2 != null)
                 {
                     projectName = labelProvider.getText(module2);
                     projectImage = labelProvider.getImage(module2);
                     item.setData(module2);
                 }
             }

             String reload = module.isReloadable()?Messages.configurationEditorReloadEnabled:Messages.configurationEditorReloadDisabled;
             String[] s = new String[]
             { module.getPath(), module.getDocumentBase(), projectName, reload };
             item.setText(s);
             item.setImage(0,JettyUIPlugin.getImage(JettyUIPlugin.__IMG_WEB_MODULE));
             if (projectImage != null)
                 item.setImage(2,projectImage);

             if (!isDocumentBaseValid(module.getDocumentBase()))
             {
                 item.setImage(1,JettyUIPlugin.getImage(JettyUIPlugin.__IMG_PROJECT_MISSING));
                 setErrorMessage(NLS.bind(Messages.errorMissingWebModule,module.getDocumentBase()));
             }
         }
         labelProvider = null;

         if (readOnly)
         {
             _addProjectButton.setEnabled(false);
             _addExtProjectButton.setEnabled(false);
             _editButton.setEnabled(false);
             _removeButton.setEnabled(false);
         }
         else
         {
             _addProjectButton.setEnabled(canAddWebModule());
             _addExtProjectButton.setEnabled(true);
         }
     }

     /**
 	 *
 	 */
     protected void selectWebApp()
     {
         if (readOnly)
             return;

         try
         {
             _selection = _webAppTable.getSelectionIndex();
             _removeButton.setEnabled(true);
             _editButton.setEnabled(true);
         }
         catch (Exception e)
         {
             _selection = -1;
             _removeButton.setEnabled(false);
             _editButton.setEnabled(false);
         }
     }

     protected boolean isDocumentBaseValid(String s)
     {
         if (s == null || s.length() < 2)
             return true;

         // check absolute path
         File f = new File(s);
         if (f.exists())
             return true;

         // check workspace
         try
         {
             if (ResourcesPlugin.getWorkspace().getRoot().getProject(s).exists())
                 return true;
         }
         catch (Exception e)
         {
             // bad path
         }

         if (s.startsWith(_configuration.getDocBasePrefix()))
         {
             try
             {
                 String t = s.substring(_configuration.getDocBasePrefix().length());
                 if (ResourcesPlugin.getWorkspace().getRoot().getProject(t).exists())
                     return true;
             }
             catch (Exception e)
             {
                 // bad path
             }
         }

         // check server relative path
         try
         {
             f = server.getRuntime().getLocation().append(s).toFile();
             if (f.exists())
                 return true;
         }
         catch (Exception e)
         {
             // bad path
         }

         return false;
     }

     /*
      * @see IWorkbenchPart#setFocus()
      */
     public void setFocus()
     {
         if (_webAppTable != null)
             _webAppTable.setFocus();
     }
 }
	/*******************************************************************************
	* Copyright (c) 2003, 2007 IBM Corporation and others.
	* All rights reserved. This program and the accompanying materials
	* are made available under the terms of the Eclipse Public License v1.0
	* which accompanies this distribution, and is available at
	* http://www.eclipse.org/legal/epl-v10.html
	*
	* Contributors:
	* IBM Corporation - Initial API and implementation
	* Angelo Zerr <angelo.zerr@gmail.com> - Jetty packages
	*******************************************************************************/
	package org.eclipse.jst.server.jetty.ui.internal.editor;

	import java.beans.PropertyChangeEvent;
	import java.beans.PropertyChangeListener;
	import java.io.File;
	import java.util.Iterator;
	import java.util.List;

	import org.eclipse.core.resources.ResourcesPlugin;
	import org.eclipse.core.runtime.IStatus;
	import org.eclipse.jface.dialogs.IDialogConstants;
	import org.eclipse.jface.viewers.ColumnWeightData;
	import org.eclipse.jface.viewers.ILabelProvider;
	import org.eclipse.jface.viewers.TableLayout;
	import org.eclipse.jst.server.core.IWebModule;
	import org.eclipse.jst.server.jetty.core.IJettyConfiguration;
	import org.eclipse.jst.server.jetty.core.IJettyConfigurationWorkingCopy;
	import org.eclipse.jst.server.jetty.core.IJettyServer;
	import org.eclipse.jst.server.jetty.core.IJettyServerWorkingCopy;
	import org.eclipse.jst.server.jetty.core.WebModule;
	import org.eclipse.jst.server.jetty.core.command.AddModuleCommand;
	import org.eclipse.jst.server.jetty.core.command.AddWebModuleCommand;
	import org.eclipse.jst.server.jetty.core.command.ModifyWebModuleCommand;
	import org.eclipse.jst.server.jetty.core.command.RemoveModuleCommand;
	import org.eclipse.jst.server.jetty.core.command.RemoveWebModuleCommand;
	import org.eclipse.jst.server.jetty.ui.internal.ContextIds;
	import org.eclipse.jst.server.jetty.ui.internal.JettyUIPlugin;
	import org.eclipse.jst.server.jetty.ui.internal.Messages;
	import org.eclipse.osgi.util.NLS;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.events.SelectionAdapter;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.graphics.Image;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.Button;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Table;
	import org.eclipse.swt.widgets.TableColumn;
	import org.eclipse.swt.widgets.TableItem;
	import org.eclipse.ui.IEditorInput;
	import org.eclipse.ui.IEditorSite;
	import org.eclipse.ui.PlatformUI;
	import org.eclipse.ui.forms.widgets.ExpandableComposite;
	import org.eclipse.ui.forms.widgets.FormToolkit;
	import org.eclipse.ui.forms.widgets.ScrolledForm;
	import org.eclipse.ui.forms.widgets.Section;
	import org.eclipse.ui.help.IWorkbenchHelpSystem;
	import org.eclipse.wst.server.core.IModule;
	import org.eclipse.wst.server.core.ServerUtil;
	import org.eclipse.wst.server.ui.ServerUICore;
	import org.eclipse.wst.server.ui.editor.ServerEditorPart;

	/**
	* Jetty configuration web module editor page.
	*/
	public class ConfigurationWebModuleEditorPart extends ServerEditorPart
	{
	protected IJettyServerWorkingCopy _server2;
	protected IJettyConfigurationWorkingCopy _configuration;

	protected Table _webAppTable;
	protected int _selection = -1;
	protected Button _addProjectButton;
	protected Button _addExtProjectButton;
	protected Button _removeButton;
	protected Button _editButton;

	protected PropertyChangeListener _listener;

	/**
	* ConfigurationWebModuleEditorPart constructor comment.
	*/
	public ConfigurationWebModuleEditorPart()
	{
	super();
	}

	/**
	*
	*/
	protected void addChangeListener()
	{
	_listener = new PropertyChangeListener()
	{
	public void propertyChange(PropertyChangeEvent event)
	{
	if (IJettyConfiguration.__MODIFY_WEB_MODULE_PROPERTY.equals(event.getPropertyName()))
	{
	initialize();
	}
	else if (IJettyConfiguration.__ADD_WEB_MODULE_PROPERTY.equals(event.getPropertyName()))
	{
	initialize();
	}
	else if (IJettyConfiguration.__REMOVE_WEB_MODULE_PROPERTY.equals(event.getPropertyName()))
	{
	initialize();
	}
	}
	};
	_configuration.addPropertyChangeListener(_listener);
	}

	/**
	* @see org.eclipse.ui.part.WorkbenchPart#createPartControl(org.eclipse.swt.widgets.Composite)
	*/
	public void createPartControl(Composite parent)
	{
	FormToolkit toolkit = getFormToolkit(parent.getDisplay());

	ScrolledForm form = toolkit.createScrolledForm(parent);
	toolkit.decorateFormHeading(form.getForm());
	form.setText(Messages.configurationEditorWebModulesPageTitle);
	form.setImage(JettyUIPlugin.getImage(JettyUIPlugin.__IMG_WEB_MODULE));
	GridLayout layout = new GridLayout();
	layout.marginTop = 6;
	layout.marginLeft = 6;
	form.getBody().setLayout(layout);

	Section section = toolkit.createSection(form.getBody(),ExpandableComposite.TITLE_BAR \| Section.DESCRIPTION);
	section.setText(Messages.configurationEditorWebModulesSection);
	section.setDescription(Messages.configurationEditorWebModulesDescription);
	section.setLayoutData(new GridData(GridData.FILL_BOTH));

	Composite composite = toolkit.createComposite(section);
	layout = new GridLayout();
	layout.numColumns = 2;
	layout.marginHeight = 5;
	layout.marginWidth = 10;
	layout.verticalSpacing = 5;
	layout.horizontalSpacing = 15;
	composite.setLayout(layout);
	composite.setLayoutData(new GridData(GridData.FILL_BOTH));
	IWorkbenchHelpSystem whs = PlatformUI.getWorkbench().getHelpSystem();
	whs.setHelp(composite,ContextIds.CONFIGURATION_EDITOR_WEBMODULES);
	toolkit.paintBordersFor(composite);
	section.setClient(composite);

	_webAppTable = toolkit.createTable(composite,SWT.V_SCROLL \| SWT.SINGLE \| SWT.FULL_SELECTION);
	_webAppTable.setHeaderVisible(true);
	_webAppTable.setLinesVisible(true);
	whs.setHelp(_webAppTable,ContextIds.CONFIGURATION_EDITOR_WEBMODULES_LIST);
	// toolkit.paintBordersFor(webAppTable);

	TableLayout tableLayout = new TableLayout();

	TableColumn col = new TableColumn(_webAppTable,SWT.NONE);
	col.setText(Messages.configurationEditorPathColumn);
	ColumnWeightData colData = new ColumnWeightData(8,85,true);
	tableLayout.addColumnData(colData);

	TableColumn col2 = new TableColumn(_webAppTable,SWT.NONE);
	col2.setText(Messages.configurationEditorDocBaseColumn);
	colData = new ColumnWeightData(13,135,true);
	tableLayout.addColumnData(colData);

	TableColumn col3 = new TableColumn(_webAppTable,SWT.NONE);
	col3.setText(Messages.configurationEditorProjectColumn);
	colData = new ColumnWeightData(8,85,true);
	tableLayout.addColumnData(colData);

	// TableColumn col4 = new TableColumn(webAppTable, SWT.NONE);
	// col4.setText(Messages.configurationEditorReloadColumn);
	// colData = new ColumnWeightData(7, 75, true);
	// tableLayout.addColumnData(colData);

	_webAppTable.setLayout(tableLayout);

	GridData data = new GridData(GridData.FILL_HORIZONTAL);
	data.widthHint = 450;
	data.heightHint = 120;
	_webAppTable.setLayoutData(data);
	_webAppTable.addSelectionListener(new SelectionAdapter()
	{
	public void widgetSelected(SelectionEvent e)
	{
	selectWebApp();
	}
	});

	Composite rightPanel = toolkit.createComposite(composite);
	layout = new GridLayout();
	layout.marginHeight = 0;
	layout.marginWidth = 0;
	rightPanel.setLayout(layout);
	data = new GridData();
	rightPanel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL \| GridData.VERTICAL_ALIGN_BEGINNING));
	// toolkit.paintBordersFor(rightPanel);

	// buttons still to add:
	// add project, add external module, remove module
	_addProjectButton = toolkit.createButton(rightPanel,Messages.configurationEditorAddProjectModule,SWT.PUSH);
	data = new GridData(GridData.FILL_HORIZONTAL);
	_addProjectButton.setLayoutData(data);
	whs.setHelp(_addProjectButton,ContextIds.CONFIGURATION_EDITOR_WEBMODULES_ADD_PROJECT);

	// disable the add project module button if there are no
	// web projects in the workbench
	if (!canAddWebModule())
	_addProjectButton.setEnabled(false);
	else
	{
	_addProjectButton.addSelectionListener(new SelectionAdapter()
	{
	public void widgetSelected(SelectionEvent e)
	{
	WebModuleDialog dialog = new WebModuleDialog(getEditorSite().getShell(),getServer(),_server2,_configuration,true);
	dialog.open();
	if (dialog.getReturnCode() == IDialogConstants.OK_ID)
	{
	execute(new AddModuleCommand(getServer(),dialog._module4));
	}
	}
	});
	}

	_addExtProjectButton = toolkit.createButton(rightPanel,Messages.configurationEditorAddExternalModule,SWT.PUSH);
	data = new GridData(GridData.FILL_HORIZONTAL);
	_addExtProjectButton.setLayoutData(data);
	_addExtProjectButton.addSelectionListener(new SelectionAdapter()
	{
	public void widgetSelected(SelectionEvent e)
	{
	WebModuleDialog dialog = new WebModuleDialog(getEditorSite().getShell(),getServer(),_server2,_configuration,false);
	dialog.open();
	if (dialog.getReturnCode() == IDialogConstants.OK_ID)
	{
	execute(new AddWebModuleCommand(_configuration,dialog.getWebModule()));
	}
	}
	});
	whs.setHelp(_addExtProjectButton,ContextIds.CONFIGURATION_EDITOR_WEBMODULES_ADD_EXTERNAL);

	_editButton = toolkit.createButton(rightPanel,Messages.editorEdit,SWT.PUSH);
	data = new GridData(GridData.FILL_HORIZONTAL);
	_editButton.setLayoutData(data);
	_editButton.setEnabled(false);
	_editButton.addSelectionListener(new SelectionAdapter()
	{
	public void widgetSelected(SelectionEvent e)
	{
	if (_selection < 0)
	return;
	WebModule module = (WebModule)_configuration.getWebModules().get(_selection);
	WebModuleDialog dialog = new WebModuleDialog(getEditorSite().getShell(),getServer(),_server2,_configuration,module);
	dialog.open();
	if (dialog.getReturnCode() == IDialogConstants.OK_ID)
	{
	execute(new ModifyWebModuleCommand(_configuration,_selection,dialog.getWebModule()));
	}
	}
	});
	whs.setHelp(_editButton,ContextIds.CONFIGURATION_EDITOR_WEBMODULES_EDIT);

	_removeButton = toolkit.createButton(rightPanel,Messages.editorRemove,SWT.PUSH);
	data = new GridData(GridData.FILL_HORIZONTAL);
	_removeButton.setLayoutData(data);
	_removeButton.setEnabled(false);
	_removeButton.addSelectionListener(new SelectionAdapter()
	{
	public void widgetSelected(SelectionEvent e)
	{
	if (_selection < 0)
	return;
	TableItem item = _webAppTable.getItem(_selection);
	if (item.getData() != null)
	{
	IModule module = (IModule)item.getData();
	execute(new RemoveModuleCommand(getServer(),module));
	}
	else
	{
	execute(new RemoveWebModuleCommand(_configuration,_selection));
	}
	_removeButton.setEnabled(false);
	_editButton.setEnabled(false);
	_selection = -1;
	}
	});
	whs.setHelp(_removeButton,ContextIds.CONFIGURATION_EDITOR_WEBMODULES_REMOVE);

	form.setContent(section);
	form.reflow(true);

	initialize();
	}

	protected boolean canAddWebModule()
	{
	IModule[] modules = ServerUtil.getModules(server.getServerType().getRuntimeType().getModuleTypes());
	if (modules != null)
	{
	int size = modules.length;
	for (int i = 0; i < size; i++)
	{
	IWebModule webModule = (IWebModule)modules[i].loadAdapter(IWebModule.class,null);
	if (webModule != null)
	{
	IStatus status = server.canModifyModules(new IModule[]
	{ modules[i] },null,null);
	if (status != null && status.isOK())
	return true;
	}
	}
	}
	return false;
	}

	public void dispose()
	{
	super.dispose();

	if (_configuration != null)
	_configuration.removePropertyChangeListener(_listener);
	}

	/*
	* (non-Javadoc) Initializes the editor part with a site and input.
	*/
	public void init(IEditorSite site, IEditorInput input)
	{
	super.init(site,input);

	IJettyServer ts = (IJettyServer)server.loadAdapter(IJettyServer.class,null);
	try
	{
	_configuration = (IJettyConfigurationWorkingCopy)ts.getJettyConfiguration();
	}
	catch (Exception e)
	{
	// ignore
	}
	if (_configuration != null)
	addChangeListener();

	if (server != null)
	_server2 = (IJettyServerWorkingCopy)server.loadAdapter(IJettyServerWorkingCopy.class,null);

	initialize();
	}

	/**
	*
	*/
	protected void initialize()
	{
	if (_webAppTable == null)
	return;

	_webAppTable.removeAll();
	setErrorMessage(null);

	ILabelProvider labelProvider = ServerUICore.getLabelProvider();
	List<WebModule> list = _configuration.getWebModules();
	Iterator<WebModule> iterator = list.iterator();

	while (iterator.hasNext())
	{
	WebModule module = iterator.next();
	TableItem item = new TableItem(_webAppTable,SWT.NONE);

	String memento = module.getMemento();
	String projectName = "";
	Image projectImage = null;
	if (memento != null && memento.length() > 0)
	{
	projectName = NLS.bind(Messages.configurationEditorProjectMissing,new String[]
	{ memento });
	projectImage = JettyUIPlugin.getImage(JettyUIPlugin.__IMG_PROJECT_MISSING);
	IModule module2 = ServerUtil.getModule(memento);
	if (module2 != null)
	{
	projectName = labelProvider.getText(module2);
	projectImage = labelProvider.getImage(module2);
	item.setData(module2);
	}
	}

	String reload = module.isReloadable()?Messages.configurationEditorReloadEnabled:Messages.configurationEditorReloadDisabled;
	String[] s = new String[]
	{ module.getPath(), module.getDocumentBase(), projectName, reload };
	item.setText(s);
	item.setImage(0,JettyUIPlugin.getImage(JettyUIPlugin.__IMG_WEB_MODULE));
	if (projectImage != null)
	item.setImage(2,projectImage);

	if (!isDocumentBaseValid(module.getDocumentBase()))
	{
	item.setImage(1,JettyUIPlugin.getImage(JettyUIPlugin.__IMG_PROJECT_MISSING));
	setErrorMessage(NLS.bind(Messages.errorMissingWebModule,module.getDocumentBase()));
	}
	}
	labelProvider = null;

	if (readOnly)
	{
	_addProjectButton.setEnabled(false);
	_addExtProjectButton.setEnabled(false);
	_editButton.setEnabled(false);
	_removeButton.setEnabled(false);
	}
	else
	{
	_addProjectButton.setEnabled(canAddWebModule());
	_addExtProjectButton.setEnabled(true);
	}
	}

	/**
	*
	*/
	protected void selectWebApp()
	{
	if (readOnly)
	return;

	try
	{
	_selection = _webAppTable.getSelectionIndex();
	_removeButton.setEnabled(true);
	_editButton.setEnabled(true);
	}
	catch (Exception e)
	{
	_selection = -1;
	_removeButton.setEnabled(false);
	_editButton.setEnabled(false);
	}
	}

	protected boolean isDocumentBaseValid(String s)
	{
	if (s == null \|\| s.length() < 2)
	return true;

	// check absolute path
	File f = new File(s);
	if (f.exists())
	return true;

	// check workspace
	try
	{
	if (ResourcesPlugin.getWorkspace().getRoot().getProject(s).exists())
	return true;
	}
	catch (Exception e)
	{
	// bad path
	}

	if (s.startsWith(_configuration.getDocBasePrefix()))
	{
	try
	{
	String t = s.substring(_configuration.getDocBasePrefix().length());
	if (ResourcesPlugin.getWorkspace().getRoot().getProject(t).exists())
	return true;
	}
	catch (Exception e)
	{
	// bad path
	}
	}

	// check server relative path
	try
	{
	f = server.getRuntime().getLocation().append(s).toFile();
	if (f.exists())
	return true;
	}
	catch (Exception e)
	{
	// bad path
	}

	return false;
	}

	/*
	* @see IWorkbenchPart#setFocus()
	*/
	public void setFocus()
	{
	if (_webAppTable != null)
	_webAppTable.setFocus();
	}
	}