Java tutorial
/******************************************************************************* * Copyright (c) 2010-2013 SAP AG 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: * Mathias Kinzler (SAP AG) - initial implementation * Stefan Lay (SAP AG) - improvements *******************************************************************************/ package org.eclipse.egit.ui.internal.clone; import java.io.File; import java.io.IOException; import java.lang.reflect.InvocationTargetException; import java.net.URISyntaxException; import java.util.ArrayList; import java.util.Arrays; import java.util.HashSet; import java.util.List; import java.util.Set; import org.eclipse.core.resources.IProject; import org.eclipse.core.resources.IProjectDescription; 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.NullProgressMonitor; import org.eclipse.core.runtime.Path; import org.eclipse.egit.core.op.ConnectProviderOperation; import org.eclipse.egit.ui.Activator; import org.eclipse.egit.ui.internal.UIIcons; import org.eclipse.egit.ui.internal.UIText; import org.eclipse.egit.ui.internal.clone.GitCloneSourceProviderExtension.CloneSourceProvider; import org.eclipse.egit.ui.internal.provisional.wizards.GitRepositoryInfo; import org.eclipse.egit.ui.internal.provisional.wizards.IRepositorySearchResult; import org.eclipse.egit.ui.internal.provisional.wizards.NoRepositoryInfoException; import org.eclipse.jface.dialogs.IDialogSettings; import org.eclipse.jface.operation.IRunnableWithProgress; import org.eclipse.jface.viewers.IStructuredSelection; import org.eclipse.jface.wizard.IWizardPage; import org.eclipse.jgit.lib.Constants; import org.eclipse.jgit.lib.Repository; import org.eclipse.ui.IImportWizard; import org.eclipse.ui.IWorkbench; import org.eclipse.ui.IWorkingSet; import org.eclipse.ui.PlatformUI; import org.eclipse.ui.actions.NewProjectAction; /** * A wizard which allows to optionally clone a repository and to import projects from a repository. */ public class GitImportWizard extends AbstractGitCloneWizard implements IImportWizard { private static final String GIT_IMPORT_SECTION = "GitImportWizard"; //$NON-NLS-1$ private GitSelectRepositoryPage selectRepoPage = new GitSelectRepositoryPage(); private GitSelectWizardPage importWithDirectoriesPage = new GitSelectWizardPage() { public void setVisible(boolean visible) { if (existingRepo == null && visible && (cloneDestination.cloneSettingsChanged())) { setCallerRunsCloneOperation(true); try { final GitRepositoryInfo repositoryInfo = currentSearchResult.getGitRepositoryInfo(); performClone(repositoryInfo); importWithDirectoriesPage.getControl().getDisplay().asyncExec(new Runnable() { public void run() { runCloneOperation(getContainer(), repositoryInfo); cloneDestination.saveSettingsForClonedRepo(); } }); } catch (URISyntaxException e) { Activator.error(UIText.GitImportWizard_errorParsingURI, e); } catch (NoRepositoryInfoException e) { Activator.error(UIText.GitImportWizard_noRepositoryInfo, e); } catch (Exception e) { Activator.error(e.getMessage(), e); } } super.setVisible(visible); } }; private GitProjectsImportPage projectsImportPage = new GitProjectsImportPage(); private GitCreateGeneralProjectPage createGeneralProjectPage = new GitCreateGeneralProjectPage(); private Repository existingRepo; /** * The default constructor */ public GitImportWizard() { this(null); } /** * Construct the import wizard based on given repository search result. The * wizard skips the repository location page in this case. * * @param searchResult * the search result to initialize the import wizard with. */ public GitImportWizard(IRepositorySearchResult searchResult) { super(searchResult); setWindowTitle(UIText.GitImportWizard_WizardTitle); setDefaultPageImageDescriptor(UIIcons.WIZBAN_IMPORT_REPO); setDialogSettings(getImportWizardDialogSettings()); } @Override protected void addPreClonePages() { if (!hasSearchResult()) addPage(selectRepoPage); } @Override protected void addPostClonePages() { addPage(importWithDirectoriesPage); addPage(projectsImportPage); addPage(createGeneralProjectPage); } @Override protected List<CloneSourceProvider> getCloneSourceProviders() { List<CloneSourceProvider> cloneSourceProvider = super.getCloneSourceProviders(); cloneSourceProvider.add(0, CloneSourceProvider.LOCAL); return cloneSourceProvider; } public void init(IWorkbench workbench, IStructuredSelection selection) { // nothing to do } @Override public IWizardPage getNextPage(IWizardPage page) { if (page == selectRepoPage) { existingRepo = selectRepoPage.getRepository(); importWithDirectoriesPage.setRepository(selectRepoPage.getRepository()); return importWithDirectoriesPage; } else if (page == cloneDestination) { existingRepo = null; importWithDirectoriesPage.setRepository(getTargetRepository()); return importWithDirectoriesPage; } else if (page == importWithDirectoriesPage) switch (importWithDirectoriesPage.getWizardSelection()) { case GitSelectWizardPage.EXISTING_PROJECTS_WIZARD: projectsImportPage.setProjectsList(importWithDirectoriesPage.getPath()); return projectsImportPage; case GitSelectWizardPage.NEW_WIZARD: return null; case GitSelectWizardPage.GENERAL_WIZARD: createGeneralProjectPage.setPath(importWithDirectoriesPage.getPath()); return createGeneralProjectPage; } else if (page == createGeneralProjectPage || page == projectsImportPage) return null; return super.getNextPage(page); } private Repository getTargetRepository() { if (existingRepo != null) return existingRepo; else try { return org.eclipse.egit.core.Activator.getDefault().getRepositoryCache() .lookupRepository(new File(cloneDestination.getDestinationFile(), Constants.DOT_GIT)); } catch (IOException e) { Activator.error("Error looking up repository at " + cloneDestination.getDestinationFile(), e); //$NON-NLS-1$ return null; } } @Override public boolean performFinish() { try { getContainer().run(true, true, new IRunnableWithProgress() { public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException { importProjects(monitor); } }); } catch (InvocationTargetException e) { Activator.handleError(e.getCause().getMessage(), e.getCause(), true); return false; } catch (InterruptedException e) { Activator.handleError(UIText.GitCreateProjectViaWizardWizard_AbortedMessage, e, true); return false; } return true; } @Override public boolean canFinish() { switch (importWithDirectoriesPage.getWizardSelection()) { case GitSelectWizardPage.EXISTING_PROJECTS_WIZARD: return projectsImportPage.isPageComplete(); case GitSelectWizardPage.NEW_WIZARD: return true; case GitSelectWizardPage.GENERAL_WIZARD: return createGeneralProjectPage.isPageComplete(); } return super.canFinish(); } private void importProjects(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException { switch (importWithDirectoriesPage.getWizardSelection()) { case GitSelectWizardPage.EXISTING_PROJECTS_WIZARD: { final Set<ProjectRecord> projectsToCreate = new HashSet<ProjectRecord>(); final List<IWorkingSet> workingSets = new ArrayList<IWorkingSet>(); final Repository[] repository = new Repository[1]; // get the data from the pages in the UI thread PlatformUI.getWorkbench().getDisplay().syncExec(new Runnable() { public void run() { projectsToCreate.addAll(projectsImportPage.getCheckedProjects()); IWorkingSet[] workingSetArray = projectsImportPage.getSelectedWorkingSets(); workingSets.addAll(Arrays.asList(workingSetArray)); repository[0] = getTargetRepository(); projectsImportPage.saveWidgetValues(); } }); ProjectUtils.createProjects(projectsToCreate, repository[0], workingSets.toArray(new IWorkingSet[workingSets.size()]), monitor); break; } case GitSelectWizardPage.NEW_WIZARD: { final File[] repoDir = new File[1]; PlatformUI.getWorkbench().getDisplay().syncExec(new Runnable() { public void run() { repoDir[0] = getTargetRepository().getDirectory(); } }); final List<IProject> previousProjects = Arrays .asList(ResourcesPlugin.getWorkspace().getRoot().getProjects()); PlatformUI.getWorkbench().getDisplay().syncExec(new Runnable() { public void run() { new NewProjectAction(PlatformUI.getWorkbench().getActiveWorkbenchWindow()).run(); } }); IWorkspaceRunnable wsr = new IWorkspaceRunnable() { public void run(IProgressMonitor actMonitor) throws CoreException { IProject[] currentProjects = ResourcesPlugin.getWorkspace().getRoot().getProjects(); for (IProject current : currentProjects) if (!previousProjects.contains(current)) { ConnectProviderOperation cpo = new ConnectProviderOperation(current, repoDir[0]); cpo.execute(actMonitor); } } }; try { ResourcesPlugin.getWorkspace().run(wsr, monitor); } catch (CoreException e) { throw new InvocationTargetException(e); } break; } case GitSelectWizardPage.GENERAL_WIZARD: { final String[] projectName = new String[1]; final boolean[] defaultLocation = new boolean[1]; final String[] path = new String[1]; final File[] repoDir = new File[1]; // get the data from the page in the UI thread PlatformUI.getWorkbench().getDisplay().syncExec(new Runnable() { public void run() { projectName[0] = createGeneralProjectPage.getProjectName(); defaultLocation[0] = createGeneralProjectPage.isDefaultLocation(); path[0] = importWithDirectoriesPage.getPath(); repoDir[0] = getTargetRepository().getDirectory(); } }); try { IWorkspaceRunnable wsr = new IWorkspaceRunnable() { public void run(IProgressMonitor actMonitor) throws CoreException { final IProjectDescription desc = ResourcesPlugin.getWorkspace() .newProjectDescription(projectName[0]); desc.setLocation(new Path(path[0])); IProject prj = ResourcesPlugin.getWorkspace().getRoot().getProject(desc.getName()); prj.create(desc, actMonitor); prj.open(actMonitor); ConnectProviderOperation cpo = new ConnectProviderOperation(prj, repoDir[0]); cpo.execute(new NullProgressMonitor()); ResourcesPlugin.getWorkspace().getRoot().refreshLocal(IResource.DEPTH_ONE, actMonitor); } }; ResourcesPlugin.getWorkspace().run(wsr, monitor); } catch (CoreException e) { throw new InvocationTargetException(e); } break; } } } static IDialogSettings getImportWizardDialogSettings() { IDialogSettings settings = Activator.getDefault().getDialogSettings(); IDialogSettings wizardSettings = settings.getSection(GitImportWizard.GIT_IMPORT_SECTION); if (wizardSettings == null) { wizardSettings = settings.addNewSection(GitImportWizard.GIT_IMPORT_SECTION); } return wizardSettings; } }