apitools/org.eclipse.pde.api.tools.ui/src/org/eclipse/pde/api/tools/ui/internal/wizards/ApiToolingSetupWizardPage.java - pde/eclipse.pde.ui - Git at Google

 /*******************************************************************************
  * Copyright (c) 2007, 2018 IBM Corporation and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
  * which accompanies this distribution, and is available at
  * https://www.eclipse.org/legal/epl-2.0/
  *
  * SPDX-License-Identifier: EPL-2.0
  *
  * Contributors:
  *     IBM Corporation - initial API and implementation
  *******************************************************************************/
 package org.eclipse.pde.api.tools.ui.internal.wizards;

 import java.io.File;
 import java.io.IOException;
 import java.lang.reflect.InvocationTargetException;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.Map.Entry;
 import java.util.Set;

 import org.eclipse.core.resources.IFile;
 import org.eclipse.core.resources.IProject;
 import org.eclipse.core.resources.IResource;
 import org.eclipse.core.resources.ResourcesPlugin;
 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IAdaptable;
 import org.eclipse.core.runtime.IProgressMonitor;
 import org.eclipse.core.runtime.IStatus;
 import org.eclipse.core.runtime.Status;
 import org.eclipse.core.runtime.SubMonitor;
 import org.eclipse.jdt.core.IJavaProject;
 import org.eclipse.jdt.core.JavaCore;
 import org.eclipse.jface.dialogs.IDialogSettings;
 import org.eclipse.jface.dialogs.MessageDialog;
 import org.eclipse.jface.operation.IRunnableWithProgress;
 import org.eclipse.jface.viewers.ArrayContentProvider;
 import org.eclipse.jface.viewers.CheckboxTableViewer;
 import org.eclipse.jface.viewers.ISelection;
 import org.eclipse.jface.viewers.ISelectionProvider;
 import org.eclipse.jface.viewers.IStructuredSelection;
 import org.eclipse.jface.viewers.ViewerComparator;
 import org.eclipse.jface.wizard.IWizardPage;
 import org.eclipse.ltk.core.refactoring.CompositeChange;
 import org.eclipse.ltk.core.refactoring.TextFileChange;
 import org.eclipse.ltk.core.refactoring.resource.DeleteResourceChange;
 import org.eclipse.ltk.ui.refactoring.UserInputWizardPage;
 import org.eclipse.pde.api.tools.internal.ApiDescriptionProcessor;
 import org.eclipse.pde.api.tools.internal.IApiCoreConstants;
 import org.eclipse.pde.api.tools.internal.provisional.ApiPlugin;
 import org.eclipse.pde.api.tools.internal.util.Util;
 import org.eclipse.pde.api.tools.ui.internal.ApiUIPlugin;
 import org.eclipse.pde.api.tools.ui.internal.IApiToolsConstants;
 import org.eclipse.pde.api.tools.ui.internal.IApiToolsHelpContextIds;
 import org.eclipse.pde.api.tools.ui.internal.SWTFactory;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.KeyListener;
 import org.eclipse.swt.events.SelectionListener;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Table;
 import org.eclipse.swt.widgets.TableItem;
 import org.eclipse.swt.widgets.Text;
 import org.eclipse.text.edits.MultiTextEdit;
 import org.eclipse.text.edits.TextEdit;
 import org.eclipse.ui.IWorkbenchPage;
 import org.eclipse.ui.IWorkbenchPart;
 import org.eclipse.ui.IWorkbenchSite;
 import org.eclipse.ui.IWorkbenchWindow;
 import org.eclipse.ui.PlatformUI;
 import org.eclipse.ui.model.WorkbenchLabelProvider;
 import org.eclipse.ui.progress.UIJob;
 import org.eclipse.ui.progress.WorkbenchJob;

 import com.ibm.icu.text.MessageFormat;

 /**
  * The main page for the {@link ApiToolingSetupWizard}
  *
  * @since 1.0.0
  */
 public class ApiToolingSetupWizardPage extends UserInputWizardPage {

 	/**
 	 * Job for updating the filtering on the table viewer
 	 */
 	class UpdateJob extends WorkbenchJob {

 		private String pattern = null;

 		/**
 		 * Constructor
 		 */
 		public UpdateJob() {
 			super(WizardMessages.ApiToolingSetupWizardPage_filter_update_job);
 			setSystem(true);
 		}

 		/**
 		 * Sets the current text filter to use
 		 *
 		 * @param filter
 		 */
 		public synchronized void setFilter(String pattern) {
 			this.pattern = pattern;
 		}

 		/**
 		 * @see org.eclipse.ui.progress.UIJob#runInUIThread(org.eclipse.core.runtime.IProgressMonitor)
 		 */
 		@Override
 		public IStatus runInUIThread(IProgressMonitor monitor) {
 			if (tableviewer != null) {
 				try {
 					tableviewer.getTable().setRedraw(false);
 					synchronized (this) {
 						filter.setPattern(pattern + '*');
 					}
 					tableviewer.refresh(true);
 					tableviewer.setCheckedElements(checkedset.toArray());
 				} finally {
 					tableviewer.getTable().setRedraw(true);
 				}
 			}
 			return Status.OK_STATUS;
 		}

 	}

 	private static final String SETTINGS_SECTION = "ApiToolingSetupWizardPage"; //$NON-NLS-1$
 	private static final String SETTINGS_REMOVECXML = "remove_componentxml"; //$NON-NLS-1$

 	CheckboxTableViewer tableviewer = null;
 	HashSet<Object> checkedset = new HashSet<>();
 	Button removecxml = null;
 	UpdateJob updatejob = new UpdateJob();
 	StringFilter filter = new StringFilter();
 	private Text checkcount = null;

 	/**
 	 * Constructor
 	 *
 	 * @param pageName
 	 */
 	protected ApiToolingSetupWizardPage() {
 		super(WizardMessages.UpdateJavadocTagsWizardPage_4);
 		setTitle(WizardMessages.UpdateJavadocTagsWizardPage_4);
 		setMessage(WizardMessages.UpdateJavadocTagsWizardPage_7);
 	}

 	@Override
 	public void createControl(Composite parent) {
 		Composite comp = SWTFactory.createComposite(parent, 1, 1, GridData.FILL_BOTH);
 		setControl(comp);
 		PlatformUI.getWorkbench().getHelpSystem().setHelp(comp, IApiToolsHelpContextIds.API_TOOLING_SETUP_WIZARD_PAGE);
 		SWTFactory.createWrapLabel(comp, WizardMessages.UpdateJavadocTagsWizardPage_6, 1, 100);
 		SWTFactory.createVerticalSpacer(comp, 1);
 		SWTFactory.createWrapLabel(comp, WizardMessages.ApiToolingSetupWizardPage_6, 1, 50);

 		final Text text = SWTFactory.createText(comp, SWT.BORDER, 1);
 		text.addModifyListener(e -> {
 			updatejob.setFilter(text.getText().trim());
 			updatejob.cancel();
 			updatejob.schedule();
 		});
 		text.addKeyListener(KeyListener.keyPressedAdapter(e -> {
 			if (e.keyCode == SWT.ARROW_DOWN) {
 				if (tableviewer != null) {
 					tableviewer.getTable().setFocus();
 				}
 			}
 		}));

 		SWTFactory.createWrapLabel(comp, WizardMessages.UpdateJavadocTagsWizardPage_8, 1, 50);

 		Table table = new Table(comp, SWT.BORDER | SWT.FULL_SELECTION | SWT.CHECK | SWT.MULTI);
 		GridData gd = new GridData(GridData.FILL_BOTH);
 		gd.heightHint = 150;
 		table.setLayoutData(gd);
 		tableviewer = new CheckboxTableViewer(table);
 		tableviewer.setLabelProvider(new WorkbenchLabelProvider());
 		tableviewer.setContentProvider(ArrayContentProvider.getInstance());
 		tableviewer.setInput(getInputProjects());
 		tableviewer.setComparator(new ViewerComparator());
 		tableviewer.addFilter(filter);
 		tableviewer.addCheckStateListener(event -> {
 			if (event.getChecked()) {
 				checkedset.add(event.getElement());
 			} else {
 				checkedset.remove(event.getElement());
 			}
 			setPageComplete(pageValid());
 		});
 		Composite bcomp = SWTFactory.createComposite(comp, 3, 1, GridData.FILL_HORIZONTAL | GridData.END, 0, 0);
 		Button button = SWTFactory.createPushButton(bcomp, WizardMessages.UpdateJavadocTagsWizardPage_10, null);
 		button.addSelectionListener(SelectionListener.widgetSelectedAdapter(e -> {
 			tableviewer.setAllChecked(true);
 			checkedset.addAll(Arrays.asList(tableviewer.getCheckedElements()));
 			setPageComplete(pageValid());
 		}));
 		button = SWTFactory.createPushButton(bcomp, WizardMessages.UpdateJavadocTagsWizardPage_11, null);
 		button.addSelectionListener(SelectionListener.widgetSelectedAdapter(e -> {
 			tableviewer.setAllChecked(false);
 			TableItem[] items = tableviewer.getTable().getItems();
 			for (TableItem item : items) {
 				checkedset.remove(item.getData());
 			}
 			setPageComplete(pageValid());
 		}));

 		checkcount = SWTFactory.createText(bcomp, SWT.FLAT | SWT.READ_ONLY, 1, GridData.HORIZONTAL_ALIGN_END | GridData.GRAB_HORIZONTAL);
 		checkcount.setBackground(bcomp.getBackground());

 		Object[] selected = getWorkbenchSelection();
 		if (selected.length > 0) {
 			tableviewer.setCheckedElements(selected);
 			checkedset.addAll(Arrays.asList(selected));
 		}
 		setPageComplete(checkedset.size() > 0);

 		SWTFactory.createVerticalSpacer(comp, 1);
 		removecxml = SWTFactory.createCheckButton(comp, WizardMessages.ApiToolingSetupWizardPage_0, null, true, 1);

 		IDialogSettings settings = ApiUIPlugin.getDefault().getDialogSettings().getSection(SETTINGS_SECTION);
 		if (settings != null) {
 			removecxml.setSelection(settings.getBoolean(SETTINGS_REMOVECXML));
 		}
 	}

 	@Override
 	public void setPageComplete(boolean complete) {
 		super.setPageComplete(complete);
 		updateCheckStatus(checkedset.size());
 	}

 	/**
 	 * Updates the number of items that have been checked
 	 *
 	 * @param count
 	 */
 	private void updateCheckStatus(int count) {
 		if (checkcount == null) {
 			return;
 		}
 		checkcount.setText(MessageFormat.format(WizardMessages.ApiToolingSetupWizardPage_n_items_checked, Integer.toString(count)));
 	}

 	/**
 	 * @return the complete listing of projects in the workspace that could have
 	 *         API Tools set-up on them
 	 * @throws CoreException
 	 */
 	private IProject[] getInputProjects() {
 		IProject[] projects = ResourcesPlugin.getWorkspace().getRoot().getProjects();
 		ArrayList<IProject> pjs = new ArrayList<>();
 		for (IProject project : projects) {
 			try {
 				if (acceptProject(project)) {
 					pjs.add(project);
 				}
 			} catch (CoreException ce) {
 			}
 		}
 		return pjs.toArray(new IProject[pjs.size()]);
 	}

 	private boolean acceptProject(IProject project) throws CoreException {
 		if (project == null) {
 			return false;
 		}
 		return (project.hasNature(JavaCore.NATURE_ID) && project.hasNature("org.eclipse.pde.PluginNature")) //$NON-NLS-1$
 				&& !project.hasNature(ApiPlugin.NATURE_ID) && !Util.isBinaryProject(project);
 	}

 	/**
 	 * @return the current selection from the workbench as an array of objects
 	 */
 	protected Object[] getWorkbenchSelection() {
 		IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
 		if (window != null) {
 			IWorkbenchPage page = window.getActivePage();
 			if (page != null) {
 				IWorkbenchPart part = page.getActivePart();
 				if (part != null) {
 					IWorkbenchSite site = part.getSite();
 					if (site != null) {
 						ISelectionProvider provider = site.getSelectionProvider();
 						if (provider != null) {
 							ISelection selection = provider.getSelection();
 							if (selection instanceof IStructuredSelection) {
 								Object[] jps = ((IStructuredSelection) provider.getSelection()).toArray();
 								ArrayList<IProject> pjs = new ArrayList<>();
 								for (Object jp : jps) {
 									if (jp instanceof IAdaptable) {
 										IAdaptable adapt = (IAdaptable) jp;
 										IProject pj = adapt.getAdapter(IProject.class);
 										try {
 											if (acceptProject(pj)) {
 												pjs.add(pj);
 											}
 										} catch (CoreException ce) {
 										}
 									}
 								}
 								return pjs.toArray();
 							}
 						}
 					}
 				}
 			}
 		}
 		return new Object[0];
 	}

 	/**
 	 * @return if the page is valid or not, this method also sets error messages
 	 */
 	protected boolean pageValid() {
 		if (checkedset.size() < 1) {
 			setErrorMessage(WizardMessages.UpdateJavadocTagsWizardPage_12);
 			return false;
 		}
 		setErrorMessage(null);
 		return true;
 	}

 	@Override
 	public IWizardPage getNextPage() {
 		// always have to collect changes again in the event the user goes back
 		// and forth,
 		// as a change cannot ever have more than one parent - EVER
 		collectChanges();
 		IWizardPage page = super.getNextPage();
 		if (page != null) {
 			page.setDescription(WizardMessages.ApiToolingSetupWizardPage_5);
 		}
 		return page;
 	}

 	/**
 	 * Creates all of the text edit changes collected from the processor. The
 	 * collected edits are arranged as multi-edits for the one file that they
 	 * belong to
 	 *
 	 * @param projectchange
 	 * @param project
 	 * @param cxml
 	 */
 	void createTagChanges(CompositeChange projectchange, IJavaProject project, File cxml) {
 		try {
 			HashMap<IFile, Set<TextEdit>> map = new HashMap<>();
 			ApiDescriptionProcessor.collectTagUpdates(project, cxml, map);
 			IFile file = null;
 			TextFileChange change = null;
 			MultiTextEdit multiedit = null;
 			Set<TextEdit> alledits = null;
 			for (Entry<IFile, Set<TextEdit>> entry : map.entrySet()) {
 				file = entry.getKey();
 				change = new TextFileChange(MessageFormat.format(WizardMessages.JavadocTagRefactoring_2, file.getName()), file);
 				multiedit = new MultiTextEdit();
 				change.setEdit(multiedit);
 				alledits = entry.getValue();
 				if (alledits != null) {
 					for (TextEdit edit : alledits) {
 						multiedit.addChild(edit);
 					}
 				}
 				projectchange.add(change);
 			}
 		} catch (CoreException e) {
 			ApiUIPlugin.log(e);
 		} catch (IOException e) {
 			ApiUIPlugin.log(e);
 		}
 	}

 	/**
 	 * @return the mapping of text edits to the IFile they occur on
 	 */
 	private void collectChanges() {
 		final ApiToolingSetupRefactoring refactoring = (ApiToolingSetupRefactoring) getRefactoring();
 		IRunnableWithProgress op = monitor -> {
 			Object[] projects = checkedset.toArray(new IProject[checkedset.size()]);
 			IProject project = null;
 			SubMonitor localmonitor = SubMonitor.convert(monitor);
 			localmonitor.beginTask(IApiToolsConstants.EMPTY_STRING, projects.length);
 			localmonitor.setTaskName(WizardMessages.ApiToolingSetupWizardPage_7);
 			refactoring.resetRefactoring();
 			boolean remove = removecxml.getSelection();
 			CompositeChange pchange = null;
 			for (Object project2 : projects) {
 				project = (IProject) project2;
 				pchange = new CompositeChange(project.getName());
 				refactoring.addChange(pchange);
 				pchange.add(new ProjectUpdateChange(project));
 				localmonitor
 						.subTask(MessageFormat.format(WizardMessages.ApiToolingSetupWizardPage_4, project.getName()));
 				IResource cxml = project.findMember(IApiCoreConstants.COMPONENT_XML_NAME);
 				if (cxml != null) {
 					// collect the changes for doc
 					createTagChanges(pchange, JavaCore.create(project), new File(cxml.getLocationURI()));
 					if (remove) {
 						pchange.add(new DeleteResourceChange(cxml.getFullPath(), true));
 					}
 				}
 				localmonitor.split(1);
 			}
 		};
 		try {
 			getContainer().run(false, false, op);
 		} catch (InvocationTargetException e) {
 			ApiUIPlugin.log(e);
 		} catch (InterruptedException e) {
 			ApiUIPlugin.log(e);
 		}
 	}

 	@Override
 	protected boolean performFinish() {
 		collectChanges();
 		return super.performFinish();
 	}

 	/**
 	 * Called by the {@link ApiToolingSetupWizard} when finishing the wizard
 	 *
 	 * @return true if the page finished normally, false otherwise
 	 */
 	public boolean finish() {
 		IDialogSettings settings = ApiUIPlugin.getDefault().getDialogSettings().addNewSection(SETTINGS_SECTION);
 		settings.put(SETTINGS_REMOVECXML, removecxml.getSelection());
 		notifyNoDefaultProfile();
 		return true;
 	}

 	/**
 	 * Notifies the user that they have no default API profile
 	 */
 	private void notifyNoDefaultProfile() {
 		if (ApiPlugin.getDefault().getApiBaselineManager().getDefaultApiBaseline() == null) {
 			UIJob job = new UIJob("No default API profile detected") { //$NON-NLS-1$
 				@Override
 				public IStatus runInUIThread(IProgressMonitor monitor) {
 					boolean doit = MessageDialog.openQuestion(getShell(), WizardMessages.ApiToolingSetupWizardPage_1, WizardMessages.ApiToolingSetupWizardPage_2 + WizardMessages.ApiToolingSetupWizardPage_3);
 					if (doit) {
 						SWTFactory.showPreferencePage(getShell(), IApiToolsConstants.ID_BASELINES_PREF_PAGE, null);
 					}
 					return Status.OK_STATUS;
 				}
 			};
 			job.setSystem(true);
 			job.schedule();
 		}
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2007, 2018 IBM Corporation and others.
	*
	* This program and the accompanying materials
	* are made available under the terms of the Eclipse Public License 2.0
	* which accompanies this distribution, and is available at
	* https://www.eclipse.org/legal/epl-2.0/
	*
	* SPDX-License-Identifier: EPL-2.0
	*
	* Contributors:
	* IBM Corporation - initial API and implementation
	*******************************************************************************/
	package org.eclipse.pde.api.tools.ui.internal.wizards;

	import java.io.File;
	import java.io.IOException;
	import java.lang.reflect.InvocationTargetException;
	import java.util.ArrayList;
	import java.util.Arrays;
	import java.util.HashMap;
	import java.util.HashSet;
	import java.util.Map.Entry;
	import java.util.Set;

	import org.eclipse.core.resources.IFile;
	import org.eclipse.core.resources.IProject;
	import org.eclipse.core.resources.IResource;
	import org.eclipse.core.resources.ResourcesPlugin;
	import org.eclipse.core.runtime.CoreException;
	import org.eclipse.core.runtime.IAdaptable;
	import org.eclipse.core.runtime.IProgressMonitor;
	import org.eclipse.core.runtime.IStatus;
	import org.eclipse.core.runtime.Status;
	import org.eclipse.core.runtime.SubMonitor;
	import org.eclipse.jdt.core.IJavaProject;
	import org.eclipse.jdt.core.JavaCore;
	import org.eclipse.jface.dialogs.IDialogSettings;
	import org.eclipse.jface.dialogs.MessageDialog;
	import org.eclipse.jface.operation.IRunnableWithProgress;
	import org.eclipse.jface.viewers.ArrayContentProvider;
	import org.eclipse.jface.viewers.CheckboxTableViewer;
	import org.eclipse.jface.viewers.ISelection;
	import org.eclipse.jface.viewers.ISelectionProvider;
	import org.eclipse.jface.viewers.IStructuredSelection;
	import org.eclipse.jface.viewers.ViewerComparator;
	import org.eclipse.jface.wizard.IWizardPage;
	import org.eclipse.ltk.core.refactoring.CompositeChange;
	import org.eclipse.ltk.core.refactoring.TextFileChange;
	import org.eclipse.ltk.core.refactoring.resource.DeleteResourceChange;
	import org.eclipse.ltk.ui.refactoring.UserInputWizardPage;
	import org.eclipse.pde.api.tools.internal.ApiDescriptionProcessor;
	import org.eclipse.pde.api.tools.internal.IApiCoreConstants;
	import org.eclipse.pde.api.tools.internal.provisional.ApiPlugin;
	import org.eclipse.pde.api.tools.internal.util.Util;
	import org.eclipse.pde.api.tools.ui.internal.ApiUIPlugin;
	import org.eclipse.pde.api.tools.ui.internal.IApiToolsConstants;
	import org.eclipse.pde.api.tools.ui.internal.IApiToolsHelpContextIds;
	import org.eclipse.pde.api.tools.ui.internal.SWTFactory;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.events.KeyListener;
	import org.eclipse.swt.events.SelectionListener;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.widgets.Button;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Table;
	import org.eclipse.swt.widgets.TableItem;
	import org.eclipse.swt.widgets.Text;
	import org.eclipse.text.edits.MultiTextEdit;
	import org.eclipse.text.edits.TextEdit;
	import org.eclipse.ui.IWorkbenchPage;
	import org.eclipse.ui.IWorkbenchPart;
	import org.eclipse.ui.IWorkbenchSite;
	import org.eclipse.ui.IWorkbenchWindow;
	import org.eclipse.ui.PlatformUI;
	import org.eclipse.ui.model.WorkbenchLabelProvider;
	import org.eclipse.ui.progress.UIJob;
	import org.eclipse.ui.progress.WorkbenchJob;

	import com.ibm.icu.text.MessageFormat;

	/**
	* The main page for the {@link ApiToolingSetupWizard}
	*
	* @since 1.0.0
	*/
	public class ApiToolingSetupWizardPage extends UserInputWizardPage {

	/**
	* Job for updating the filtering on the table viewer
	*/
	class UpdateJob extends WorkbenchJob {

	private String pattern = null;

	/**
	* Constructor
	*/
	public UpdateJob() {
	super(WizardMessages.ApiToolingSetupWizardPage_filter_update_job);
	setSystem(true);
	}

	/**
	* Sets the current text filter to use
	*
	* @param filter
	*/
	public synchronized void setFilter(String pattern) {
	this.pattern = pattern;
	}

	/**
	* @see org.eclipse.ui.progress.UIJob#runInUIThread(org.eclipse.core.runtime.IProgressMonitor)
	*/
	@Override
	public IStatus runInUIThread(IProgressMonitor monitor) {
	if (tableviewer != null) {
	try {
	tableviewer.getTable().setRedraw(false);
	synchronized (this) {
	filter.setPattern(pattern + '*');
	}
	tableviewer.refresh(true);
	tableviewer.setCheckedElements(checkedset.toArray());
	} finally {
	tableviewer.getTable().setRedraw(true);
	}
	}
	return Status.OK_STATUS;
	}

	}

	private static final String SETTINGS_SECTION = "ApiToolingSetupWizardPage"; //$NON-NLS-1$
	private static final String SETTINGS_REMOVECXML = "remove_componentxml"; //$NON-NLS-1$

	CheckboxTableViewer tableviewer = null;
	HashSet<Object> checkedset = new HashSet<>();
	Button removecxml = null;
	UpdateJob updatejob = new UpdateJob();
	StringFilter filter = new StringFilter();
	private Text checkcount = null;

	/**
	* Constructor
	*
	* @param pageName
	*/
	protected ApiToolingSetupWizardPage() {
	super(WizardMessages.UpdateJavadocTagsWizardPage_4);
	setTitle(WizardMessages.UpdateJavadocTagsWizardPage_4);
	setMessage(WizardMessages.UpdateJavadocTagsWizardPage_7);
	}

	@Override
	public void createControl(Composite parent) {
	Composite comp = SWTFactory.createComposite(parent, 1, 1, GridData.FILL_BOTH);
	setControl(comp);
	PlatformUI.getWorkbench().getHelpSystem().setHelp(comp, IApiToolsHelpContextIds.API_TOOLING_SETUP_WIZARD_PAGE);
	SWTFactory.createWrapLabel(comp, WizardMessages.UpdateJavadocTagsWizardPage_6, 1, 100);
	SWTFactory.createVerticalSpacer(comp, 1);
	SWTFactory.createWrapLabel(comp, WizardMessages.ApiToolingSetupWizardPage_6, 1, 50);

	final Text text = SWTFactory.createText(comp, SWT.BORDER, 1);
	text.addModifyListener(e -> {
	updatejob.setFilter(text.getText().trim());
	updatejob.cancel();
	updatejob.schedule();
	});
	text.addKeyListener(KeyListener.keyPressedAdapter(e -> {
	if (e.keyCode == SWT.ARROW_DOWN) {
	if (tableviewer != null) {
	tableviewer.getTable().setFocus();
	}
	}
	}));

	SWTFactory.createWrapLabel(comp, WizardMessages.UpdateJavadocTagsWizardPage_8, 1, 50);

	Table table = new Table(comp, SWT.BORDER \| SWT.FULL_SELECTION \| SWT.CHECK \| SWT.MULTI);
	GridData gd = new GridData(GridData.FILL_BOTH);
	gd.heightHint = 150;
	table.setLayoutData(gd);
	tableviewer = new CheckboxTableViewer(table);
	tableviewer.setLabelProvider(new WorkbenchLabelProvider());
	tableviewer.setContentProvider(ArrayContentProvider.getInstance());
	tableviewer.setInput(getInputProjects());
	tableviewer.setComparator(new ViewerComparator());
	tableviewer.addFilter(filter);
	tableviewer.addCheckStateListener(event -> {
	if (event.getChecked()) {
	checkedset.add(event.getElement());
	} else {
	checkedset.remove(event.getElement());
	}
	setPageComplete(pageValid());
	});
	Composite bcomp = SWTFactory.createComposite(comp, 3, 1, GridData.FILL_HORIZONTAL \| GridData.END, 0, 0);
	Button button = SWTFactory.createPushButton(bcomp, WizardMessages.UpdateJavadocTagsWizardPage_10, null);
	button.addSelectionListener(SelectionListener.widgetSelectedAdapter(e -> {
	tableviewer.setAllChecked(true);
	checkedset.addAll(Arrays.asList(tableviewer.getCheckedElements()));
	setPageComplete(pageValid());
	}));
	button = SWTFactory.createPushButton(bcomp, WizardMessages.UpdateJavadocTagsWizardPage_11, null);
	button.addSelectionListener(SelectionListener.widgetSelectedAdapter(e -> {
	tableviewer.setAllChecked(false);
	TableItem[] items = tableviewer.getTable().getItems();
	for (TableItem item : items) {
	checkedset.remove(item.getData());
	}
	setPageComplete(pageValid());
	}));

	checkcount = SWTFactory.createText(bcomp, SWT.FLAT \| SWT.READ_ONLY, 1, GridData.HORIZONTAL_ALIGN_END \| GridData.GRAB_HORIZONTAL);
	checkcount.setBackground(bcomp.getBackground());

	Object[] selected = getWorkbenchSelection();
	if (selected.length > 0) {
	tableviewer.setCheckedElements(selected);
	checkedset.addAll(Arrays.asList(selected));
	}
	setPageComplete(checkedset.size() > 0);

	SWTFactory.createVerticalSpacer(comp, 1);
	removecxml = SWTFactory.createCheckButton(comp, WizardMessages.ApiToolingSetupWizardPage_0, null, true, 1);

	IDialogSettings settings = ApiUIPlugin.getDefault().getDialogSettings().getSection(SETTINGS_SECTION);
	if (settings != null) {
	removecxml.setSelection(settings.getBoolean(SETTINGS_REMOVECXML));
	}
	}

	@Override
	public void setPageComplete(boolean complete) {
	super.setPageComplete(complete);
	updateCheckStatus(checkedset.size());
	}

	/**
	* Updates the number of items that have been checked
	*
	* @param count
	*/
	private void updateCheckStatus(int count) {
	if (checkcount == null) {
	return;
	}
	checkcount.setText(MessageFormat.format(WizardMessages.ApiToolingSetupWizardPage_n_items_checked, Integer.toString(count)));
	}

	/**
	* @return the complete listing of projects in the workspace that could have
	* API Tools set-up on them
	* @throws CoreException
	*/
	private IProject[] getInputProjects() {
	IProject[] projects = ResourcesPlugin.getWorkspace().getRoot().getProjects();
	ArrayList<IProject> pjs = new ArrayList<>();
	for (IProject project : projects) {
	try {
	if (acceptProject(project)) {
	pjs.add(project);
	}
	} catch (CoreException ce) {
	}
	}
	return pjs.toArray(new IProject[pjs.size()]);
	}

	private boolean acceptProject(IProject project) throws CoreException {
	if (project == null) {
	return false;
	}
	return (project.hasNature(JavaCore.NATURE_ID) && project.hasNature("org.eclipse.pde.PluginNature")) //$NON-NLS-1$
	&& !project.hasNature(ApiPlugin.NATURE_ID) && !Util.isBinaryProject(project);
	}

	/**
	* @return the current selection from the workbench as an array of objects
	*/
	protected Object[] getWorkbenchSelection() {
	IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
	if (window != null) {
	IWorkbenchPage page = window.getActivePage();
	if (page != null) {
	IWorkbenchPart part = page.getActivePart();
	if (part != null) {
	IWorkbenchSite site = part.getSite();
	if (site != null) {
	ISelectionProvider provider = site.getSelectionProvider();
	if (provider != null) {
	ISelection selection = provider.getSelection();
	if (selection instanceof IStructuredSelection) {
	Object[] jps = ((IStructuredSelection) provider.getSelection()).toArray();
	ArrayList<IProject> pjs = new ArrayList<>();
	for (Object jp : jps) {
	if (jp instanceof IAdaptable) {
	IAdaptable adapt = (IAdaptable) jp;
	IProject pj = adapt.getAdapter(IProject.class);
	try {
	if (acceptProject(pj)) {
	pjs.add(pj);
	}
	} catch (CoreException ce) {
	}
	}
	}
	return pjs.toArray();
	}
	}
	}
	}
	}
	}
	return new Object[0];
	}

	/**
	* @return if the page is valid or not, this method also sets error messages
	*/
	protected boolean pageValid() {
	if (checkedset.size() < 1) {
	setErrorMessage(WizardMessages.UpdateJavadocTagsWizardPage_12);
	return false;
	}
	setErrorMessage(null);
	return true;
	}

	@Override
	public IWizardPage getNextPage() {
	// always have to collect changes again in the event the user goes back
	// and forth,
	// as a change cannot ever have more than one parent - EVER
	collectChanges();
	IWizardPage page = super.getNextPage();
	if (page != null) {
	page.setDescription(WizardMessages.ApiToolingSetupWizardPage_5);
	}
	return page;
	}

	/**
	* Creates all of the text edit changes collected from the processor. The
	* collected edits are arranged as multi-edits for the one file that they
	* belong to
	*
	* @param projectchange
	* @param project
	* @param cxml
	*/
	void createTagChanges(CompositeChange projectchange, IJavaProject project, File cxml) {
	try {
	HashMap<IFile, Set<TextEdit>> map = new HashMap<>();
	ApiDescriptionProcessor.collectTagUpdates(project, cxml, map);
	IFile file = null;
	TextFileChange change = null;
	MultiTextEdit multiedit = null;
	Set<TextEdit> alledits = null;
	for (Entry<IFile, Set<TextEdit>> entry : map.entrySet()) {
	file = entry.getKey();
	change = new TextFileChange(MessageFormat.format(WizardMessages.JavadocTagRefactoring_2, file.getName()), file);
	multiedit = new MultiTextEdit();
	change.setEdit(multiedit);
	alledits = entry.getValue();
	if (alledits != null) {
	for (TextEdit edit : alledits) {
	multiedit.addChild(edit);
	}
	}
	projectchange.add(change);
	}
	} catch (CoreException e) {
	ApiUIPlugin.log(e);
	} catch (IOException e) {
	ApiUIPlugin.log(e);
	}
	}

	/**
	* @return the mapping of text edits to the IFile they occur on
	*/
	private void collectChanges() {
	final ApiToolingSetupRefactoring refactoring = (ApiToolingSetupRefactoring) getRefactoring();
	IRunnableWithProgress op = monitor -> {
	Object[] projects = checkedset.toArray(new IProject[checkedset.size()]);
	IProject project = null;
	SubMonitor localmonitor = SubMonitor.convert(monitor);
	localmonitor.beginTask(IApiToolsConstants.EMPTY_STRING, projects.length);
	localmonitor.setTaskName(WizardMessages.ApiToolingSetupWizardPage_7);
	refactoring.resetRefactoring();
	boolean remove = removecxml.getSelection();
	CompositeChange pchange = null;
	for (Object project2 : projects) {
	project = (IProject) project2;
	pchange = new CompositeChange(project.getName());
	refactoring.addChange(pchange);
	pchange.add(new ProjectUpdateChange(project));
	localmonitor
	.subTask(MessageFormat.format(WizardMessages.ApiToolingSetupWizardPage_4, project.getName()));
	IResource cxml = project.findMember(IApiCoreConstants.COMPONENT_XML_NAME);
	if (cxml != null) {
	// collect the changes for doc
	createTagChanges(pchange, JavaCore.create(project), new File(cxml.getLocationURI()));
	if (remove) {
	pchange.add(new DeleteResourceChange(cxml.getFullPath(), true));
	}
	}
	localmonitor.split(1);
	}
	};
	try {
	getContainer().run(false, false, op);
	} catch (InvocationTargetException e) {
	ApiUIPlugin.log(e);
	} catch (InterruptedException e) {
	ApiUIPlugin.log(e);
	}
	}

	@Override
	protected boolean performFinish() {
	collectChanges();
	return super.performFinish();
	}

	/**
	* Called by the {@link ApiToolingSetupWizard} when finishing the wizard
	*
	* @return true if the page finished normally, false otherwise
	*/
	public boolean finish() {
	IDialogSettings settings = ApiUIPlugin.getDefault().getDialogSettings().addNewSection(SETTINGS_SECTION);
	settings.put(SETTINGS_REMOVECXML, removecxml.getSelection());
	notifyNoDefaultProfile();
	return true;
	}

	/**
	* Notifies the user that they have no default API profile
	*/
	private void notifyNoDefaultProfile() {
	if (ApiPlugin.getDefault().getApiBaselineManager().getDefaultApiBaseline() == null) {
	UIJob job = new UIJob("No default API profile detected") { //$NON-NLS-1$
	@Override
	public IStatus runInUIThread(IProgressMonitor monitor) {
	boolean doit = MessageDialog.openQuestion(getShell(), WizardMessages.ApiToolingSetupWizardPage_1, WizardMessages.ApiToolingSetupWizardPage_2 + WizardMessages.ApiToolingSetupWizardPage_3);
	if (doit) {
	SWTFactory.showPreferencePage(getShell(), IApiToolsConstants.ID_BASELINES_PREF_PAGE, null);
	}
	return Status.OK_STATUS;
	}
	};
	job.setSystem(true);
	job.schedule();
	}
	}
	}