| /******************************************************************************* |
| * Copyright (c) 2000, 2015 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 |
| * Andrey Loskutov <loskutov@gmx.de> - generified interface, bug 462760 |
| * Lars Vogel <Lars.Vogel@vogella.com> - Bug 472784 |
| *******************************************************************************/ |
| package org.eclipse.ui.actions; |
| |
| import java.lang.reflect.InvocationTargetException; |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.eclipse.core.filesystem.IFileInfo; |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.IResourceRuleFactory; |
| import org.eclipse.core.resources.IWorkspaceRoot; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.core.resources.WorkspaceJob; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.MultiStatus; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.core.runtime.SubMonitor; |
| import org.eclipse.core.runtime.jobs.ISchedulingRule; |
| import org.eclipse.core.runtime.jobs.MultiRule; |
| import org.eclipse.jface.dialogs.IDialogConstants; |
| import org.eclipse.jface.dialogs.MessageDialog; |
| import org.eclipse.jface.operation.IRunnableWithProgress; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.jface.window.IShellProvider; |
| import org.eclipse.osgi.util.NLS; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.events.KeyEvent; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.internal.ide.IDEWorkbenchMessages; |
| import org.eclipse.ui.internal.ide.IIDEHelpContextIds; |
| import org.eclipse.ui.internal.ide.StatusUtil; |
| import org.eclipse.ui.internal.ide.dialogs.IDEResourceInfoUtils; |
| |
| /** |
| * Standard action for refreshing the workspace from the local file system for |
| * the selected resources and all of their descendants. |
| * <p> |
| * This class may be instantiated; it may also subclass to extend: |
| * <ul> |
| * <li>getSelectedResources - A list containing 0 or more resources to be |
| * refreshed</li> |
| * <li>updateSelection - controls when this action is enabled</li> |
| * <li>refreshResource - can be extended to refresh model objects related to |
| * the resource</li> |
| * <ul> |
| * </p> |
| */ |
| public class RefreshAction extends WorkspaceAction { |
| |
| /** |
| * The id of this action. |
| */ |
| public static final String ID = PlatformUI.PLUGIN_ID + ".RefreshAction";//$NON-NLS-1$ |
| |
| /** |
| * Creates a new action. |
| * |
| * @param shell |
| * the shell for any dialogs |
| * @deprecated See {@link #RefreshAction(IShellProvider)} |
| */ |
| @Deprecated |
| public RefreshAction(Shell shell) { |
| super(shell, IDEWorkbenchMessages.RefreshAction_text); |
| initAction(); |
| } |
| |
| /** |
| * Creates a new action. |
| * |
| * @param provider |
| * the IShellProvider for any dialogs. |
| * @since 3.4 |
| */ |
| public RefreshAction(IShellProvider provider){ |
| super(provider, IDEWorkbenchMessages.RefreshAction_text); |
| initAction(); |
| } |
| |
| /** |
| * Initializes for the constructor. |
| */ |
| private void initAction(){ |
| setToolTipText(IDEWorkbenchMessages.RefreshAction_toolTip); |
| setId(ID); |
| PlatformUI.getWorkbench().getHelpSystem().setHelp(this, IIDEHelpContextIds.REFRESH_ACTION); |
| } |
| /** |
| * Checks whether the given project's location has been deleted. If so, |
| * prompts the user with whether to delete the project or not. |
| */ |
| void checkLocationDeleted(IProject project) throws CoreException { |
| if (!project.exists()) { |
| return; |
| } |
| IFileInfo location = IDEResourceInfoUtils.getFileInfo(project.getLocationURI()); |
| if (!location.exists()) { |
| String message = NLS.bind( |
| IDEWorkbenchMessages.RefreshAction_locationDeletedMessage, |
| project.getName(), location.toString()); |
| |
| final MessageDialog dialog = new MessageDialog(getShell(), |
| IDEWorkbenchMessages.RefreshAction_dialogTitle, // dialog |
| // title |
| null, // use default window icon |
| message, MessageDialog.QUESTION, 0, |
| IDialogConstants.YES_LABEL, |
| IDialogConstants.NO_LABEL) { |
| @Override |
| protected int getShellStyle() { |
| return super.getShellStyle() | SWT.SHEET; |
| } |
| }; |
| |
| // Must prompt user in UI thread (we're in the operation thread |
| // here). |
| getShell().getDisplay().syncExec(() -> dialog.open()); |
| |
| // Do the deletion back in the operation thread |
| if (dialog.getReturnCode() == 0) { // yes was chosen |
| project.delete(true, true, null); |
| } |
| } |
| } |
| |
| @Override |
| protected String getOperationMessage() { |
| return IDEWorkbenchMessages.RefreshAction_progressMessage; |
| } |
| |
| @Override |
| protected String getProblemsMessage() { |
| return IDEWorkbenchMessages.RefreshAction_problemMessage; |
| } |
| |
| @Override |
| protected String getProblemsTitle() { |
| return IDEWorkbenchMessages.RefreshAction_problemTitle; |
| } |
| |
| /** |
| * Returns a list containing the workspace root if the selection would |
| * otherwise be empty. |
| */ |
| @Override |
| protected List<? extends IResource> getSelectedResources() { |
| List<? extends IResource> resources = super.getSelectedResources(); |
| if (resources.isEmpty()) { |
| List<IResource> list = new ArrayList<>(); |
| list.add(ResourcesPlugin.getWorkspace().getRoot()); |
| return list; |
| } |
| return resources; |
| } |
| |
| /** |
| * The <code>RefreshAction</code> implementation of this |
| * <code>SelectionListenerAction</code> method ensures that this action is |
| * enabled if the selection is empty, but is disabled if any of the selected |
| * elements are not resources. |
| */ |
| @Override |
| protected boolean updateSelection(IStructuredSelection s) { |
| return (super.updateSelection(s) || s.isEmpty()) && getSelectedNonResources().size() == 0; |
| } |
| |
| /** |
| * Handle the key release. |
| * |
| * @param event |
| * the event |
| */ |
| public void handleKeyReleased(KeyEvent event) { |
| if (event.keyCode == SWT.F5 && event.stateMask == 0) { |
| refreshAll(); |
| } |
| } |
| |
| /** |
| * Refreshes the entire workspace. |
| */ |
| final public void refreshAll() { |
| IStructuredSelection currentSelection = getStructuredSelection(); |
| selectionChanged(StructuredSelection.EMPTY); |
| run(); |
| selectionChanged(currentSelection); |
| } |
| |
| @Override |
| final protected IRunnableWithProgress createOperation(final IStatus[] errorStatus) { |
| ISchedulingRule rule = null; |
| IResourceRuleFactory factory = ResourcesPlugin.getWorkspace().getRuleFactory(); |
| |
| List<? extends IResource> actionResources = new ArrayList<>(getActionResources()); |
| if (shouldPerformResourcePruning()) { |
| actionResources = pruneResources(actionResources); |
| } |
| final List<? extends IResource> resources = actionResources; |
| |
| Iterator<? extends IResource> res = resources.iterator(); |
| while (res.hasNext()) { |
| rule = MultiRule.combine(rule, factory.refreshRule(res.next())); |
| } |
| return new WorkspaceModifyOperation(rule) { |
| @Override |
| public void execute(IProgressMonitor mon) { |
| SubMonitor subMonitor = SubMonitor.convert(mon, resources.size()); |
| MultiStatus errors = null; |
| subMonitor.setTaskName(getOperationMessage()); |
| Iterator<? extends IResource> resourcesEnum = resources.iterator(); |
| while (resourcesEnum.hasNext()) { |
| try { |
| IResource resource = resourcesEnum.next(); |
| refreshResource(resource, subMonitor.split(1)); |
| } catch (CoreException e) { |
| errors = recordError(errors, e); |
| } |
| } |
| if (errors != null) { |
| errorStatus[0] = errors; |
| } |
| } |
| }; |
| } |
| |
| /** |
| * Refresh the resource (with a check for deleted projects). |
| * <p> |
| * This method may be extended to refresh model objects related to the |
| * resource. |
| * </p> |
| * |
| * @param resource |
| * the resource to refresh. Must not be <code>null</code>. |
| * @param monitor |
| * progress monitor |
| * @throws CoreException |
| * if things go wrong |
| * @since 3.4 |
| */ |
| protected void refreshResource(IResource resource, IProgressMonitor monitor) throws CoreException { |
| // Check if project's location has been deleted, |
| // as per 1G83UCE: ITPUI:WINNT - Refresh from local doesn't detect new |
| // or deleted projects |
| // and also for bug report #18283 |
| if (resource.getType() == IResource.PROJECT) { |
| checkLocationDeleted((IProject) resource); |
| } else if (resource.getType() == IResource.ROOT) { |
| IProject[] projects = ((IWorkspaceRoot) resource).getProjects(); |
| for (IProject project : projects) { |
| checkLocationDeleted(project); |
| } |
| } |
| resource.refreshLocal(IResource.DEPTH_INFINITE, monitor); |
| } |
| |
| @Override |
| public void run() { |
| final IStatus[] errorStatus = new IStatus[1]; |
| errorStatus[0] = Status.OK_STATUS; |
| final WorkspaceModifyOperation op = (WorkspaceModifyOperation) createOperation(errorStatus); |
| WorkspaceJob job = new WorkspaceJob("refresh") { //$NON-NLS-1$ |
| |
| @Override |
| public IStatus runInWorkspace(IProgressMonitor monitor) throws CoreException { |
| try { |
| op.run(monitor); |
| } catch (InvocationTargetException e) { |
| String msg = NLS.bind( |
| IDEWorkbenchMessages.WorkspaceAction_logTitle, getClass() |
| .getName(), e.getTargetException()); |
| throw new CoreException(StatusUtil.newStatus(IStatus.ERROR, msg, e.getTargetException())); |
| } catch (InterruptedException e) { |
| return Status.CANCEL_STATUS; |
| } |
| return errorStatus[0]; |
| } |
| |
| }; |
| ISchedulingRule rule = op.getRule(); |
| if (rule != null) { |
| job.setRule(rule); |
| } |
| job.setUser(true); |
| job.schedule(); |
| } |
| } |