plugins/org.eclipse.wst.server.ui/serverui/org/eclipse/wst/server/ui/internal/wizard/page/ImportConfigurationWizardPage.java - servertools/webtools.servertools - Git at Google

 package org.eclipse.wst.server.ui.internal.wizard.page;
 /**********************************************************************
  * Copyright (c) 2003 IBM Corporation and others.
  * All rights reserved.   This program and the accompanying materials
  * are made available under the terms of the Common Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/cpl-v10.html
  *
  * Contributors:
  *    IBM - Initial API and implementation
  *
  **********************************************************************/
 import org.eclipse.core.resources.IContainer;
 import org.eclipse.core.resources.IResource;
 import org.eclipse.core.resources.IWorkspaceRunnable;
 import org.eclipse.core.resources.ResourcesPlugin;
 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IProgressMonitor;
 import org.eclipse.core.runtime.IStatus;
 import org.eclipse.core.runtime.NullProgressMonitor;
 import org.eclipse.core.runtime.Path;
 import org.eclipse.core.runtime.Status;
 import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.jface.wizard.WizardPage;
 import org.eclipse.wst.server.core.IServerConfiguration;
 import org.eclipse.wst.server.core.IServerConfigurationType;
 import org.eclipse.wst.server.core.IServerConfigurationWorkingCopy;
 import org.eclipse.wst.server.core.ServerCore;
 import org.eclipse.wst.server.core.internal.ServerPlugin;
 import org.eclipse.wst.server.ui.ServerUICore;
 import org.eclipse.wst.server.ui.internal.ContextIds;
 import org.eclipse.wst.server.ui.internal.EclipseUtil;
 import org.eclipse.wst.server.ui.internal.ImageResource;
 import org.eclipse.wst.server.ui.internal.SWTUtil;
 import org.eclipse.wst.server.ui.internal.ServerUIPlugin;
 import org.eclipse.wst.server.ui.internal.ServerUIPreferences;
 import org.eclipse.wst.server.ui.internal.Trace;
 import org.eclipse.wst.server.ui.internal.viewers.ServerConfigurationTypeComposite;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.FocusAdapter;
 import org.eclipse.swt.events.FocusEvent;
 import org.eclipse.swt.events.ModifyEvent;
 import org.eclipse.swt.events.ModifyListener;
 import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Combo;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.DirectoryDialog;
 import org.eclipse.swt.widgets.Display;
 import org.eclipse.swt.widgets.FileDialog;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.Text;
 import org.eclipse.ui.help.WorkbenchHelp;

 /**
  * Wizard page to import a configuration.
  */
 public class ImportConfigurationWizardPage extends WizardPage {
 	protected IServerConfigurationType selectedConfigType;
 	protected IServerConfigurationWorkingCopy configuration;
 	protected Combo serverProject;
 	protected Button create;
 	protected Text name;
 	protected Text filename;
 	protected ServerConfigurationTypeComposite configTypeComposite;
 	private Label description;
 	protected Button browse;
 	private IContainer defaultContainer;

 	protected boolean createServerProject = false;

 	private String[] validationErrors = new String[5];
 	private static final int INVALID_NAME = 0;
 	private static final int INVALID_FOLDER = 1;
 	private static final int INVALID_TYPE = 2;
 	private static final int INVALID_FILENAME = 3;
 	private static final int INVALID_IMPORT = 4;

 	protected LoadThread thread;
 	protected boolean threadDone;

 	class LoadThread extends Thread {
 		final int DELAY = 800;
 		String filename2;
 		public void run() {
 			boolean b = true;
 			while (b) {
 				try {
 					sleep(DELAY);
 					b = false;
 					thread = null;
 				} catch (InterruptedException ie) { }
 			}
 			try {
 				performLoadConfiguration(filename2);
 				Display.getDefault().asyncExec(new Runnable() {
 					public void run() {
 						validatePage(INVALID_IMPORT);
 					}
 				});
 			} catch (Exception e) {
 				Trace.trace(Trace.SEVERE, "Error importing configuration", e);
 			}
 			threadDone = true;
 		}
 	}

 	/**
 	 * ImportConfigurationWizardPage constructor comment.
 	 */
 	public ImportConfigurationWizardPage() {
 		super("import configuration");

 		setTitle(ServerUIPlugin.getResource("%wizImportConfigurationTitle"));
 		setDescription(ServerUIPlugin.getResource("%wizImportConfigurationDescription"));
 		setImageDescriptor(ImageResource.getImageDescriptor(ImageResource.IMG_WIZBAN_IMPORT_SERVER_CONFIGURATION));
 	}

 	/**
 	 * Creates the UI part of the page. Subclasses must reimplement
 	 * this method to provide their own graphical page content.
 	 */
 	public void createControl(Composite parent) {
 		initializeDialogUnits(parent);

 		Composite composite = new Composite(parent, SWT.NONE);
 		GridLayout layout = new GridLayout();
 		layout.numColumns = 3;
 		layout.horizontalSpacing = convertHorizontalDLUsToPixels(4);
 		layout.verticalSpacing = convertVerticalDLUsToPixels(4);
 		layout.marginWidth = convertHorizontalDLUsToPixels(5);
 		layout.marginHeight = convertVerticalDLUsToPixels(5);
 		composite.setLayout(layout);
 		GridData data = new GridData(GridData.FILL_BOTH);
 		data.widthHint = convertHorizontalDLUsToPixels(500);
 		data.heightHint = convertVerticalDLUsToPixels(470);
 		WorkbenchHelp.setHelp(composite, ContextIds.IMPORT_CONFIGURATION_WIZARD);

 		new Label(composite, SWT.NONE).setText(ServerUIPlugin.getResource("%wizNewConfigurationName"));

 		name = new Text(composite, SWT.BORDER);
 		data = new GridData(GridData.FILL_HORIZONTAL);
 		data.horizontalSpan = 2;
 		name.setLayoutData(data);
 		name.addModifyListener(new ModifyListener() {
 			public void modifyText(ModifyEvent me) {
 				validateName();
 				validatePage(INVALID_NAME);
 			}
 		});
 		name.addFocusListener(new FocusAdapter() {
 			public void focusGained(FocusEvent e) {
 				 validatePage(INVALID_NAME);
 			}
 		});
 		WorkbenchHelp.setHelp(name, ContextIds.IMPORT_CONFIGURATION_NAME);

 		// choose a server project
 		new Label(composite, SWT.NONE).setText(ServerUIPlugin.getResource("%wizFolder"));
 		serverProject = new Combo(composite, SWT.BORDER);
 		WizardUtil.fillComboWithServerProjectFolders(serverProject);
 		data = new GridData(GridData.FILL_HORIZONTAL);
 		data.horizontalSpan = 2;
 		serverProject.setLayoutData(data);
 		if (defaultContainer != null)
 			serverProject.setText(WizardUtil.getContainerText(defaultContainer));
 		else if (serverProject.getItemCount() == 0)
 			serverProject.setText(ServerPlugin.getResource("%defaultServerProjectName", ""));

 		serverProject.addModifyListener(new ModifyListener() {
 			public void modifyText(ModifyEvent me) {
 				createServerProject = false;
 				validateName();
 				validateFolder();
 				validatePage(INVALID_FOLDER);
 			}
 		});
 		serverProject.addFocusListener(new FocusAdapter() {
 			public void focusGained(FocusEvent e) {
 				 validatePage(INVALID_FOLDER);
 			}
 		});
 		WorkbenchHelp.setHelp(serverProject, ContextIds.IMPORT_CONFIGURATION_FOLDER);

 		Label label2 = new Label(composite, SWT.NONE);
 		label2.setText(ServerUIPlugin.getResource("%wizImportConfigurationType"));
 		data = new GridData(GridData.VERTICAL_ALIGN_BEGINNING);
 		label2.setLayoutData(data);

 		configTypeComposite = new ServerConfigurationTypeComposite(composite, SWT.NONE, new ServerConfigurationTypeComposite.ServerConfigurationTypeSelectionListener() {
 			public void configurationTypeSelected(IServerConfigurationType type) {
 				handleFactorySelection(type);
 				validateName();
 				validatePage(INVALID_TYPE);
 			}
 		});
 		data = new GridData(GridData.FILL_HORIZONTAL);
 		data.heightHint = 130;
 		data.horizontalSpan = 2;
 		configTypeComposite.setLayoutData(data);
 		WorkbenchHelp.setHelp(configTypeComposite, ContextIds.IMPORT_CONFIGURATION_FACTORY);

 		Label label = new Label(composite, SWT.NONE);
 		label.setText(ServerUIPlugin.getResource("%wizDescription"));
 		data = new GridData(GridData.VERTICAL_ALIGN_BEGINNING);
 		label.setLayoutData(data);

 		description = new Label(composite, SWT.WRAP);
 		description.setText("");
 		data = new GridData(GridData.FILL_HORIZONTAL);
 		data.heightHint = 58;
 		data.horizontalSpan = 2;
 		description.setLayoutData(data);

 		label = new Label(composite, SWT.NONE);
 		label.setText(ServerUIPlugin.getResource("%wizImportConfigurationLocation"));

 		filename = new Text(composite, SWT.BORDER);
 		data = new GridData(GridData.FILL_HORIZONTAL);
 		data.widthHint = 300;
 		filename.setLayoutData(data);
 		filename.addModifyListener(new ModifyListener() {
 			public void modifyText(ModifyEvent me) {
 				handleFileSelection();
 				validatePage(INVALID_TYPE);
 			}
 		});
 		WorkbenchHelp.setHelp(filename, ContextIds.IMPORT_CONFIGURATION_LOCATION);

 		browse = SWTUtil.createButton(composite, ServerUIPlugin.getResource("%wizBrowse"));
 		browse.addSelectionListener(new SelectionAdapter() {
 			public void widgetSelected(SelectionEvent se) {
 				if (selectedConfigType == null)
 					return;
 				String[] filter = selectedConfigType.getImportFilterExtensions();
 				if (filter != null) {
 					int size = filter.length;
 					String[] s = new String[size];
 					for (int i = 0; i < size; i++) {
 						if (!filter[i].startsWith("*."))
 							s[i] = "*." + filter[i];
 						else
 							s[i] = filter[i];
 					}
 					FileDialog dialog = new FileDialog(getShell());
 					dialog.setText(ServerUIPlugin.getResource("%wizImportConfigurationFile"));
 					dialog.setFilterPath(filename.getText());
 					dialog.setFilterExtensions(s);
 					String selectedFile = dialog.open();
 					if (selectedFile != null)
 						filename.setText(selectedFile);
 				} else {
 					DirectoryDialog dialog = new DirectoryDialog(getShell());
 					dialog.setMessage(ServerUIPlugin.getResource("%wizImportConfigurationDirectory"));
 					dialog.setFilterPath(filename.getText());
 					String selectedDirectory = dialog.open();
 					if (selectedDirectory != null)
 						filename.setText(selectedDirectory);
 				}
 			}
 		});
 		browse.setEnabled(false);
 		data = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
 		//data.widthHint = 75;
 		data.heightHint = 22;
 		browse.setLayoutData(data);
 		WorkbenchHelp.setHelp(browse, ContextIds.IMPORT_CONFIGURATION_LOCATION_BROWSE);

 		//fillFactoryTree();
 		validationErrors[INVALID_TYPE] = "";
 		validationErrors[INVALID_FILENAME] = "";

 		ServerUIPreferences sp = (ServerUIPreferences) ServerUICore.getPreferences();
 		if (sp.getImportLocation() != null) {
 			filename.setText(sp.getImportLocation());
 			handleFileSelection();
 			validatePage(INVALID_TYPE);
 		}

 		setControl(composite);
 		Dialog.applyDialogFont(composite);
 	}

 	protected void loadConfiguration() {
 		if (thread != null) {
 			try {
 				thread.interrupt();
 				thread.filename2 = filename.getText();
 			} catch (Exception e) { }
 		} else {
 			// try to avoid multiple threads
 			if (!threadDone) {
 				try {
 					Thread.sleep(200);
 				} catch (Exception e) { }
 			}
 			if (validationErrors[INVALID_TYPE] != null || validationErrors[INVALID_FILENAME] != null)
 				return;
 			thread = new LoadThread();
 			thread.filename2 = filename.getText();
 			getContainer().updateButtons();
 			threadDone = false;
 			thread.start();
 		}
 	}

 	/**
 	 * Handle the server factory selection.
 	 */
 	protected void handleFactorySelection(IServerConfigurationType type) {
 		validationErrors[INVALID_IMPORT] = null;
 		configuration = null;
 		selectedConfigType = type;

 		validationErrors[INVALID_TYPE] = null;

 		if (selectedConfigType == null) {
 			browse.setEnabled(false);
 			description.setText("");
 			return;
 		}

 		try {
 			String text = selectedConfigType.getDescription();
 			if (text == null)
 				text = "";
 			description.setText(text);
 			browse.setEnabled(true);

 			loadConfiguration();
 		} catch (Exception e) {
 			validationErrors[INVALID_TYPE] = ServerUIPlugin.getResource("%wizErrorImport");
 			Trace.trace(Trace.SEVERE, "Could not import from " + filename.getText(), e);
 		}
 	}

 	protected void handleFileSelection() {
 		validationErrors[INVALID_IMPORT] = null;
 		String text = filename.getText();
 		if (text == null || text.length() == 0)
 			validationErrors[INVALID_FILENAME] = "";
 		else {
 			validationErrors[INVALID_FILENAME] = null;
 			loadConfiguration();
 		}
 	}

 	protected void performLoadConfiguration(String filename2) {
 		try {
 			try {
 				//configuration = selectedFactory.load(file.toURL(), null, new NullProgressMonitor());
 				configuration = selectedConfigType.importFromPath(null, null, new Path(filename2), new NullProgressMonitor());
 				if (configuration == null)
 					validationErrors[INVALID_IMPORT] = ServerUIPlugin.getResource("%wizErrorImport");
 				else
 					validationErrors[INVALID_IMPORT] = null;
 			} catch (CoreException ce) {
 				IStatus status = ce.getStatus();
 				if (status != null && status.getMessage() != null && status.getMessage().length() > 1)
 					validationErrors[INVALID_IMPORT] = ce.getStatus().getMessage();
 				else
 					validationErrors[INVALID_IMPORT] = ServerUIPlugin.getResource("%wizErrorImport");
 			}
 		} catch (Exception e) {
 			validationErrors[INVALID_IMPORT] = ServerUIPlugin.getResource("%wizErrorImport");
 			Trace.trace(Trace.SEVERE, "Could not import from " + filename, e);
 		}
 	}

 	/**
 	 * Return true if this page is complete.
 	 * @return boolean
 	 */
 	public boolean isPageComplete() {
 		// check for validation first
 		for (int i = 0; i < validationErrors.length; i++) {
 			if (validationErrors[i] != null)
 				return false;
 		}

 		if (configuration == null)
 			return false;

 		if (thread != null)
 			return false;

 		// otherwise, defer to superclass
 		return super.isPageComplete();
 	}

 	/**
 	 * Finish the wizard by saving the configuration into
 	 * the selected folder.
 	 * @return boolean
 	 */
 	public boolean performFinish() {
 		if (configuration == null)
 			return false;

 		ServerUIPreferences sp = (ServerUIPreferences) ServerUICore.getPreferences();
 		sp.setImportLocation(filename.getText());

 		// prompt for server project creation
 		final String projectName = serverProject.getText();
 		IContainer container2 = WizardUtil.findContainer(projectName);
 		if ((container2 == null || !container2.exists()) && !createServerProject) {
 			IStatus status = ResourcesPlugin.getWorkspace().validateName(projectName, IResource.PROJECT);
 			if (status.isOK()) {
 				if (ServerCore.getServerProjects().isEmpty() || WizardUtil.promptForServerProjectCreation(getShell(), projectName))
 					createServerProject = true;
 				else
 					return false;
 			} else
 				return false;
 		}

 		try {
 			final String theName = name.getText();
 			IWorkspaceRunnable runnable = new IWorkspaceRunnable() {
 				public void run(IProgressMonitor monitor) throws CoreException {
 					saveConfiguration(configuration, theName, projectName, new NullProgressMonitor());
 				}
 			};

 			getWizard().getContainer().run(true, true, new WorkspaceRunnableAdapter(runnable));

 			return true;
 		} catch (Exception e) {
 			Trace.trace(Trace.SEVERE, "Error saving imported configuration", e);
 			return false;
 		}
 	}

 	/**
 	 * Save the element to the given file name.
 	 * @param element org.eclipse.wst.server.core.model.IServerResource
 	 * @param name java.lang.String
 	 * @param org.eclipse.core.runtime.IProgressMonitor monitor
 	 */
 	protected void saveConfiguration(IServerConfigurationWorkingCopy config, String theName, String projectName, IProgressMonitor monitor) throws CoreException {
 		// save the element
 		try {
 			if (createServerProject) {
 				if (!EclipseUtil.createNewServerProject(getShell(), projectName, null, monitor).isOK())
 					throw new CoreException(new Status(IStatus.ERROR, ServerCore.PLUGIN_ID, 0, "Could not create server project", null));
 			}
 			IContainer container = WizardUtil.findContainer(projectName);
 			if (container == null)
 				throw new CoreException(new Status(IStatus.ERROR, ServerCore.PLUGIN_ID, 0, "Could not find container", null));

 			config.setName(theName);
 			config.save(monitor);
 		} catch (Exception e) {
 			Trace.trace(Trace.SEVERE, "Error saving created element", e);
 			throw new CoreException(new Status(IStatus.ERROR, ServerCore.PLUGIN_ID, 0, "Could not create server project", null));
 		}
 	}

 	/**
 	 * Sets the default container.
 	 * @param org.eclipse.core.resources.IContainer
 	 */
 	public void setDefaultContainer(IContainer container) {
 		defaultContainer = container;
 	}

 	public void setVisible(boolean visible) {
 		super.setVisible(visible);

 		if (visible) {
 			// force the focus to initially validate the fields
 			validateName();
 			validateFolder();
 			handleFactorySelection(null);
 			validatePage(INVALID_NAME);

 			name.forceFocus();
 		}
 	}

 	/**
 	 * Validates the folder.
 	 */
 	protected void validateFolder() {
 		String text = serverProject.getText();
 		if (text == null || text.length() == 0) {
 			validationErrors[INVALID_FOLDER] = "";
 			return;
 		}

 		validationErrors[INVALID_FOLDER] = WizardUtil.validateContainer(text);
 	}

 	/**
 	 * Validates the name.
 	 */
 	protected void validateName() {
 		String text = name.getText();
 		if (text == null || text.length() == 0) {
 			validationErrors[INVALID_NAME] = "";
 			return;
 		}

 		IStatus status = ResourcesPlugin.getWorkspace().validateName(text, IResource.FILE);
 		if (status.isOK())
 			status = ResourcesPlugin.getWorkspace().validateName(text, IResource.FOLDER);

 		if (!status.isOK())
 			validationErrors[INVALID_NAME] = status.getMessage();
 		else {
 			// check if file exists
 			String fileName = text;
 			if (selectedConfigType != null) {
 				String ext = IServerConfiguration.FILE_EXTENSION;
 				if (ext != null && !fileName.endsWith("." + ext))
 					fileName += "." + ext;
 			}

 			IContainer container = WizardUtil.findContainer(serverProject.getText());
 			if (container != null && container.getLocation().append(fileName).toFile().exists()) {
 				validationErrors[INVALID_NAME] = ServerUIPlugin.getResource("%wizErrorResourceAlreadyExists");
 			} else
 				validationErrors[INVALID_NAME] = null;
 		}
 	}

 	/**
 	 * Display the correct error message and enable/disable
 	 * the Finish or Next button.
 	 * @param x the current control (error message gets precedence)
 	 */
 	protected void validatePage(int x) {
 		if (x >= 0 && validationErrors[x] != null && validationErrors[x].length() > 0) {
 			setErrorMessage(validationErrors[x]);
 			getContainer().updateButtons();
 			return;
 		}
 		int size = validationErrors.length;
 		for (int i = 0; i < size; i++) {
 			if (validationErrors[i] != null && validationErrors[i].length() > 0) {
 				setErrorMessage(validationErrors[i]);
 				getContainer().updateButtons();
 				return;
 			}
 		}
 		setErrorMessage(null);
 		getContainer().updateButtons();
 	}
 }
	package org.eclipse.wst.server.ui.internal.wizard.page;
	/**********************************************************************
	* Copyright (c) 2003 IBM Corporation and others.
	* All rights reserved. This program and the accompanying materials
	* are made available under the terms of the Common Public License v1.0
	* which accompanies this distribution, and is available at
	* http://www.eclipse.org/legal/cpl-v10.html
	*
	* Contributors:
	* IBM - Initial API and implementation
	*
	**********************************************************************/
	import org.eclipse.core.resources.IContainer;
	import org.eclipse.core.resources.IResource;
	import org.eclipse.core.resources.IWorkspaceRunnable;
	import org.eclipse.core.resources.ResourcesPlugin;
	import org.eclipse.core.runtime.CoreException;
	import org.eclipse.core.runtime.IProgressMonitor;
	import org.eclipse.core.runtime.IStatus;
	import org.eclipse.core.runtime.NullProgressMonitor;
	import org.eclipse.core.runtime.Path;
	import org.eclipse.core.runtime.Status;
	import org.eclipse.jface.dialogs.Dialog;
	import org.eclipse.jface.wizard.WizardPage;
	import org.eclipse.wst.server.core.IServerConfiguration;
	import org.eclipse.wst.server.core.IServerConfigurationType;
	import org.eclipse.wst.server.core.IServerConfigurationWorkingCopy;
	import org.eclipse.wst.server.core.ServerCore;
	import org.eclipse.wst.server.core.internal.ServerPlugin;
	import org.eclipse.wst.server.ui.ServerUICore;
	import org.eclipse.wst.server.ui.internal.ContextIds;
	import org.eclipse.wst.server.ui.internal.EclipseUtil;
	import org.eclipse.wst.server.ui.internal.ImageResource;
	import org.eclipse.wst.server.ui.internal.SWTUtil;
	import org.eclipse.wst.server.ui.internal.ServerUIPlugin;
	import org.eclipse.wst.server.ui.internal.ServerUIPreferences;
	import org.eclipse.wst.server.ui.internal.Trace;
	import org.eclipse.wst.server.ui.internal.viewers.ServerConfigurationTypeComposite;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.events.FocusAdapter;
	import org.eclipse.swt.events.FocusEvent;
	import org.eclipse.swt.events.ModifyEvent;
	import org.eclipse.swt.events.ModifyListener;
	import org.eclipse.swt.events.SelectionAdapter;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.Button;
	import org.eclipse.swt.widgets.Combo;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.DirectoryDialog;
	import org.eclipse.swt.widgets.Display;
	import org.eclipse.swt.widgets.FileDialog;
	import org.eclipse.swt.widgets.Label;
	import org.eclipse.swt.widgets.Text;
	import org.eclipse.ui.help.WorkbenchHelp;

	/**
	* Wizard page to import a configuration.
	*/
	public class ImportConfigurationWizardPage extends WizardPage {
	protected IServerConfigurationType selectedConfigType;
	protected IServerConfigurationWorkingCopy configuration;
	protected Combo serverProject;
	protected Button create;
	protected Text name;
	protected Text filename;
	protected ServerConfigurationTypeComposite configTypeComposite;
	private Label description;
	protected Button browse;
	private IContainer defaultContainer;

	protected boolean createServerProject = false;

	private String[] validationErrors = new String[5];
	private static final int INVALID_NAME = 0;
	private static final int INVALID_FOLDER = 1;
	private static final int INVALID_TYPE = 2;
	private static final int INVALID_FILENAME = 3;
	private static final int INVALID_IMPORT = 4;

	protected LoadThread thread;
	protected boolean threadDone;

	class LoadThread extends Thread {
	final int DELAY = 800;
	String filename2;
	public void run() {
	boolean b = true;
	while (b) {
	try {
	sleep(DELAY);
	b = false;
	thread = null;
	} catch (InterruptedException ie) { }
	}
	try {
	performLoadConfiguration(filename2);
	Display.getDefault().asyncExec(new Runnable() {
	public void run() {
	validatePage(INVALID_IMPORT);
	}
	});
	} catch (Exception e) {
	Trace.trace(Trace.SEVERE, "Error importing configuration", e);
	}
	threadDone = true;
	}
	}

	/**
	* ImportConfigurationWizardPage constructor comment.
	*/
	public ImportConfigurationWizardPage() {
	super("import configuration");

	setTitle(ServerUIPlugin.getResource("%wizImportConfigurationTitle"));
	setDescription(ServerUIPlugin.getResource("%wizImportConfigurationDescription"));
	setImageDescriptor(ImageResource.getImageDescriptor(ImageResource.IMG_WIZBAN_IMPORT_SERVER_CONFIGURATION));
	}

	/**
	* Creates the UI part of the page. Subclasses must reimplement
	* this method to provide their own graphical page content.
	*/
	public void createControl(Composite parent) {
	initializeDialogUnits(parent);

	Composite composite = new Composite(parent, SWT.NONE);
	GridLayout layout = new GridLayout();
	layout.numColumns = 3;
	layout.horizontalSpacing = convertHorizontalDLUsToPixels(4);
	layout.verticalSpacing = convertVerticalDLUsToPixels(4);
	layout.marginWidth = convertHorizontalDLUsToPixels(5);
	layout.marginHeight = convertVerticalDLUsToPixels(5);
	composite.setLayout(layout);
	GridData data = new GridData(GridData.FILL_BOTH);
	data.widthHint = convertHorizontalDLUsToPixels(500);
	data.heightHint = convertVerticalDLUsToPixels(470);
	WorkbenchHelp.setHelp(composite, ContextIds.IMPORT_CONFIGURATION_WIZARD);

	new Label(composite, SWT.NONE).setText(ServerUIPlugin.getResource("%wizNewConfigurationName"));

	name = new Text(composite, SWT.BORDER);
	data = new GridData(GridData.FILL_HORIZONTAL);
	data.horizontalSpan = 2;
	name.setLayoutData(data);
	name.addModifyListener(new ModifyListener() {
	public void modifyText(ModifyEvent me) {
	validateName();
	validatePage(INVALID_NAME);
	}
	});
	name.addFocusListener(new FocusAdapter() {
	public void focusGained(FocusEvent e) {
	validatePage(INVALID_NAME);
	}
	});
	WorkbenchHelp.setHelp(name, ContextIds.IMPORT_CONFIGURATION_NAME);

	// choose a server project
	new Label(composite, SWT.NONE).setText(ServerUIPlugin.getResource("%wizFolder"));
	serverProject = new Combo(composite, SWT.BORDER);
	WizardUtil.fillComboWithServerProjectFolders(serverProject);
	data = new GridData(GridData.FILL_HORIZONTAL);
	data.horizontalSpan = 2;
	serverProject.setLayoutData(data);
	if (defaultContainer != null)
	serverProject.setText(WizardUtil.getContainerText(defaultContainer));
	else if (serverProject.getItemCount() == 0)
	serverProject.setText(ServerPlugin.getResource("%defaultServerProjectName", ""));

	serverProject.addModifyListener(new ModifyListener() {
	public void modifyText(ModifyEvent me) {
	createServerProject = false;
	validateName();
	validateFolder();
	validatePage(INVALID_FOLDER);
	}
	});
	serverProject.addFocusListener(new FocusAdapter() {
	public void focusGained(FocusEvent e) {
	validatePage(INVALID_FOLDER);
	}
	});
	WorkbenchHelp.setHelp(serverProject, ContextIds.IMPORT_CONFIGURATION_FOLDER);

	Label label2 = new Label(composite, SWT.NONE);
	label2.setText(ServerUIPlugin.getResource("%wizImportConfigurationType"));
	data = new GridData(GridData.VERTICAL_ALIGN_BEGINNING);
	label2.setLayoutData(data);

	configTypeComposite = new ServerConfigurationTypeComposite(composite, SWT.NONE, new ServerConfigurationTypeComposite.ServerConfigurationTypeSelectionListener() {
	public void configurationTypeSelected(IServerConfigurationType type) {
	handleFactorySelection(type);
	validateName();
	validatePage(INVALID_TYPE);
	}
	});
	data = new GridData(GridData.FILL_HORIZONTAL);
	data.heightHint = 130;
	data.horizontalSpan = 2;
	configTypeComposite.setLayoutData(data);
	WorkbenchHelp.setHelp(configTypeComposite, ContextIds.IMPORT_CONFIGURATION_FACTORY);

	Label label = new Label(composite, SWT.NONE);
	label.setText(ServerUIPlugin.getResource("%wizDescription"));
	data = new GridData(GridData.VERTICAL_ALIGN_BEGINNING);
	label.setLayoutData(data);

	description = new Label(composite, SWT.WRAP);
	description.setText("");
	data = new GridData(GridData.FILL_HORIZONTAL);
	data.heightHint = 58;
	data.horizontalSpan = 2;
	description.setLayoutData(data);

	label = new Label(composite, SWT.NONE);
	label.setText(ServerUIPlugin.getResource("%wizImportConfigurationLocation"));

	filename = new Text(composite, SWT.BORDER);
	data = new GridData(GridData.FILL_HORIZONTAL);
	data.widthHint = 300;
	filename.setLayoutData(data);
	filename.addModifyListener(new ModifyListener() {
	public void modifyText(ModifyEvent me) {
	handleFileSelection();
	validatePage(INVALID_TYPE);
	}
	});
	WorkbenchHelp.setHelp(filename, ContextIds.IMPORT_CONFIGURATION_LOCATION);

	browse = SWTUtil.createButton(composite, ServerUIPlugin.getResource("%wizBrowse"));
	browse.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent se) {
	if (selectedConfigType == null)
	return;
	String[] filter = selectedConfigType.getImportFilterExtensions();
	if (filter != null) {
	int size = filter.length;
	String[] s = new String[size];
	for (int i = 0; i < size; i++) {
	if (!filter[i].startsWith("*."))
	s[i] = "*." + filter[i];
	else
	s[i] = filter[i];
	}
	FileDialog dialog = new FileDialog(getShell());
	dialog.setText(ServerUIPlugin.getResource("%wizImportConfigurationFile"));
	dialog.setFilterPath(filename.getText());
	dialog.setFilterExtensions(s);
	String selectedFile = dialog.open();
	if (selectedFile != null)
	filename.setText(selectedFile);
	} else {
	DirectoryDialog dialog = new DirectoryDialog(getShell());
	dialog.setMessage(ServerUIPlugin.getResource("%wizImportConfigurationDirectory"));
	dialog.setFilterPath(filename.getText());
	String selectedDirectory = dialog.open();
	if (selectedDirectory != null)
	filename.setText(selectedDirectory);
	}
	}
	});
	browse.setEnabled(false);
	data = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
	//data.widthHint = 75;
	data.heightHint = 22;
	browse.setLayoutData(data);
	WorkbenchHelp.setHelp(browse, ContextIds.IMPORT_CONFIGURATION_LOCATION_BROWSE);

	//fillFactoryTree();
	validationErrors[INVALID_TYPE] = "";
	validationErrors[INVALID_FILENAME] = "";

	ServerUIPreferences sp = (ServerUIPreferences) ServerUICore.getPreferences();
	if (sp.getImportLocation() != null) {
	filename.setText(sp.getImportLocation());
	handleFileSelection();
	validatePage(INVALID_TYPE);
	}

	setControl(composite);
	Dialog.applyDialogFont(composite);
	}

	protected void loadConfiguration() {
	if (thread != null) {
	try {
	thread.interrupt();
	thread.filename2 = filename.getText();
	} catch (Exception e) { }
	} else {
	// try to avoid multiple threads
	if (!threadDone) {
	try {
	Thread.sleep(200);
	} catch (Exception e) { }
	}
	if (validationErrors[INVALID_TYPE] != null \|\| validationErrors[INVALID_FILENAME] != null)
	return;
	thread = new LoadThread();
	thread.filename2 = filename.getText();
	getContainer().updateButtons();
	threadDone = false;
	thread.start();
	}
	}

	/**
	* Handle the server factory selection.
	*/
	protected void handleFactorySelection(IServerConfigurationType type) {
	validationErrors[INVALID_IMPORT] = null;
	configuration = null;
	selectedConfigType = type;

	validationErrors[INVALID_TYPE] = null;

	if (selectedConfigType == null) {
	browse.setEnabled(false);
	description.setText("");
	return;
	}

	try {
	String text = selectedConfigType.getDescription();
	if (text == null)
	text = "";
	description.setText(text);
	browse.setEnabled(true);

	loadConfiguration();
	} catch (Exception e) {
	validationErrors[INVALID_TYPE] = ServerUIPlugin.getResource("%wizErrorImport");
	Trace.trace(Trace.SEVERE, "Could not import from " + filename.getText(), e);
	}
	}

	protected void handleFileSelection() {
	validationErrors[INVALID_IMPORT] = null;
	String text = filename.getText();
	if (text == null \|\| text.length() == 0)
	validationErrors[INVALID_FILENAME] = "";
	else {
	validationErrors[INVALID_FILENAME] = null;
	loadConfiguration();
	}
	}

	protected void performLoadConfiguration(String filename2) {
	try {
	try {
	//configuration = selectedFactory.load(file.toURL(), null, new NullProgressMonitor());
	configuration = selectedConfigType.importFromPath(null, null, new Path(filename2), new NullProgressMonitor());
	if (configuration == null)
	validationErrors[INVALID_IMPORT] = ServerUIPlugin.getResource("%wizErrorImport");
	else
	validationErrors[INVALID_IMPORT] = null;
	} catch (CoreException ce) {
	IStatus status = ce.getStatus();
	if (status != null && status.getMessage() != null && status.getMessage().length() > 1)
	validationErrors[INVALID_IMPORT] = ce.getStatus().getMessage();
	else
	validationErrors[INVALID_IMPORT] = ServerUIPlugin.getResource("%wizErrorImport");
	}
	} catch (Exception e) {
	validationErrors[INVALID_IMPORT] = ServerUIPlugin.getResource("%wizErrorImport");
	Trace.trace(Trace.SEVERE, "Could not import from " + filename, e);
	}
	}

	/**
	* Return true if this page is complete.
	* @return boolean
	*/
	public boolean isPageComplete() {
	// check for validation first
	for (int i = 0; i < validationErrors.length; i++) {
	if (validationErrors[i] != null)
	return false;
	}

	if (configuration == null)
	return false;

	if (thread != null)
	return false;

	// otherwise, defer to superclass
	return super.isPageComplete();
	}

	/**
	* Finish the wizard by saving the configuration into
	* the selected folder.
	* @return boolean
	*/
	public boolean performFinish() {
	if (configuration == null)
	return false;

	ServerUIPreferences sp = (ServerUIPreferences) ServerUICore.getPreferences();
	sp.setImportLocation(filename.getText());

	// prompt for server project creation
	final String projectName = serverProject.getText();
	IContainer container2 = WizardUtil.findContainer(projectName);
	if ((container2 == null \|\| !container2.exists()) && !createServerProject) {
	IStatus status = ResourcesPlugin.getWorkspace().validateName(projectName, IResource.PROJECT);
	if (status.isOK()) {
	if (ServerCore.getServerProjects().isEmpty() \|\| WizardUtil.promptForServerProjectCreation(getShell(), projectName))
	createServerProject = true;
	else
	return false;
	} else
	return false;
	}

	try {
	final String theName = name.getText();
	IWorkspaceRunnable runnable = new IWorkspaceRunnable() {
	public void run(IProgressMonitor monitor) throws CoreException {
	saveConfiguration(configuration, theName, projectName, new NullProgressMonitor());
	}
	};

	getWizard().getContainer().run(true, true, new WorkspaceRunnableAdapter(runnable));

	return true;
	} catch (Exception e) {
	Trace.trace(Trace.SEVERE, "Error saving imported configuration", e);
	return false;
	}
	}

	/**
	* Save the element to the given file name.
	* @param element org.eclipse.wst.server.core.model.IServerResource
	* @param name java.lang.String
	* @param org.eclipse.core.runtime.IProgressMonitor monitor
	*/
	protected void saveConfiguration(IServerConfigurationWorkingCopy config, String theName, String projectName, IProgressMonitor monitor) throws CoreException {
	// save the element
	try {
	if (createServerProject) {
	if (!EclipseUtil.createNewServerProject(getShell(), projectName, null, monitor).isOK())
	throw new CoreException(new Status(IStatus.ERROR, ServerCore.PLUGIN_ID, 0, "Could not create server project", null));
	}
	IContainer container = WizardUtil.findContainer(projectName);
	if (container == null)
	throw new CoreException(new Status(IStatus.ERROR, ServerCore.PLUGIN_ID, 0, "Could not find container", null));

	config.setName(theName);
	config.save(monitor);
	} catch (Exception e) {
	Trace.trace(Trace.SEVERE, "Error saving created element", e);
	throw new CoreException(new Status(IStatus.ERROR, ServerCore.PLUGIN_ID, 0, "Could not create server project", null));
	}
	}

	/**
	* Sets the default container.
	* @param org.eclipse.core.resources.IContainer
	*/
	public void setDefaultContainer(IContainer container) {
	defaultContainer = container;
	}

	public void setVisible(boolean visible) {
	super.setVisible(visible);

	if (visible) {
	// force the focus to initially validate the fields
	validateName();
	validateFolder();
	handleFactorySelection(null);
	validatePage(INVALID_NAME);

	name.forceFocus();
	}
	}

	/**
	* Validates the folder.
	*/
	protected void validateFolder() {
	String text = serverProject.getText();
	if (text == null \|\| text.length() == 0) {
	validationErrors[INVALID_FOLDER] = "";
	return;
	}

	validationErrors[INVALID_FOLDER] = WizardUtil.validateContainer(text);
	}

	/**
	* Validates the name.
	*/
	protected void validateName() {
	String text = name.getText();
	if (text == null \|\| text.length() == 0) {
	validationErrors[INVALID_NAME] = "";
	return;
	}

	IStatus status = ResourcesPlugin.getWorkspace().validateName(text, IResource.FILE);
	if (status.isOK())
	status = ResourcesPlugin.getWorkspace().validateName(text, IResource.FOLDER);

	if (!status.isOK())
	validationErrors[INVALID_NAME] = status.getMessage();
	else {
	// check if file exists
	String fileName = text;
	if (selectedConfigType != null) {
	String ext = IServerConfiguration.FILE_EXTENSION;
	if (ext != null && !fileName.endsWith("." + ext))
	fileName += "." + ext;
	}

	IContainer container = WizardUtil.findContainer(serverProject.getText());
	if (container != null && container.getLocation().append(fileName).toFile().exists()) {
	validationErrors[INVALID_NAME] = ServerUIPlugin.getResource("%wizErrorResourceAlreadyExists");
	} else
	validationErrors[INVALID_NAME] = null;
	}
	}

	/**
	* Display the correct error message and enable/disable
	* the Finish or Next button.
	* @param x the current control (error message gets precedence)
	*/
	protected void validatePage(int x) {
	if (x >= 0 && validationErrors[x] != null && validationErrors[x].length() > 0) {
	setErrorMessage(validationErrors[x]);
	getContainer().updateButtons();
	return;
	}
	int size = validationErrors.length;
	for (int i = 0; i < size; i++) {
	if (validationErrors[i] != null && validationErrors[i].length() > 0) {
	setErrorMessage(validationErrors[i]);
	getContainer().updateButtons();
	return;
	}
	}
	setErrorMessage(null);
	getContainer().updateButtons();
	}
	}