Java tutorial
/******************************************************************************* * Copyright (c) 2005-2008 Polarion Software. * 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: * Alexander Gurov - Initial API and implementation *******************************************************************************/ package org.eclipse.team.svn.ui.wizard.shareproject; import org.eclipse.core.resources.IProject; import org.eclipse.core.runtime.IProgressMonitor; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.jface.dialogs.MessageDialog; import org.eclipse.jface.viewers.TableViewer; import org.eclipse.jface.wizard.IWizardPage; import org.eclipse.swt.SWT; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.team.svn.core.connector.ISVNConnector; import org.eclipse.team.svn.core.connector.SVNDepth; import org.eclipse.team.svn.core.connector.SVNEntryInfo; import org.eclipse.team.svn.core.operation.AbstractActionOperation; import org.eclipse.team.svn.core.operation.CompositeOperation; import org.eclipse.team.svn.core.operation.IActionOperation; import org.eclipse.team.svn.core.operation.SVNNullProgressMonitor; import org.eclipse.team.svn.core.operation.SVNProgressMonitor; import org.eclipse.team.svn.core.operation.local.management.FindRelatedProjectsOperation; import org.eclipse.team.svn.core.operation.remote.management.AddRepositoryLocationOperation; import org.eclipse.team.svn.core.operation.remote.management.SaveRepositoryLocationsOperation; import org.eclipse.team.svn.core.resource.IRepositoryLocation; import org.eclipse.team.svn.core.svnstorage.SVNRemoteStorage; import org.eclipse.team.svn.core.utility.SVNUtility; import org.eclipse.team.svn.ui.SVNTeamUIPlugin; import org.eclipse.team.svn.ui.SVNUIMessages; import org.eclipse.team.svn.ui.composite.ProjectListComposite; import org.eclipse.team.svn.ui.composite.RepositoryPropertiesTabFolder; import org.eclipse.team.svn.ui.dialog.DefaultDialog; import org.eclipse.team.svn.ui.dialog.NonValidLocationErrorDialog; import org.eclipse.team.svn.ui.operation.RefreshRepositoryLocationsOperation; import org.eclipse.team.svn.ui.panel.AbstractDialogPanel; import org.eclipse.team.svn.ui.utility.UIMonitorUtility; import org.eclipse.team.svn.ui.verifier.AbstractFormattedVerifier; import org.eclipse.team.svn.ui.wizard.AbstractVerifiedWizardPage; import org.eclipse.ui.PlatformUI; /** * Add repository location wizard page * * @author Alexander Gurov */ public class AddRepositoryLocationPage extends AbstractVerifiedWizardPage { protected RepositoryPropertiesTabFolder propertiesTabFolder; protected IActionOperation operationToPerform; protected IRepositoryLocation editable; protected boolean alreadyConnected; protected boolean createNew; protected String initialUrl; protected String oldUrl; protected String oldLabel; public AddRepositoryLocationPage() { this(null); } public AddRepositoryLocationPage(IRepositoryLocation editable) { super(AddRepositoryLocationPage.class.getName(), SVNUIMessages.AddRepositoryLocationPage_Title, SVNTeamUIPlugin.instance().getImageDescriptor("icons/wizards/newconnect.gif")); //$NON-NLS-1$ this.setDescription(SVNUIMessages.AddRepositoryLocationPage_Description); this.editable = editable; if (editable != null) { this.oldUrl = editable.getUrl(); this.oldLabel = editable.getLabel(); } this.alreadyConnected = false; this.createNew = true; } protected Composite createControlImpl(Composite parent) { this.propertiesTabFolder = new RepositoryPropertiesTabFolder(parent, SWT.NONE, this, this.editable); this.propertiesTabFolder.initialize(); this.propertiesTabFolder.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); this.propertiesTabFolder.resetChanges(); // Setting context help PlatformUI.getWorkbench().getHelpSystem().setHelp(parent, "org.eclipse.team.svn.help.newReposWizContext"); //$NON-NLS-1$ return this.propertiesTabFolder; } public void setInitialUrl(String initialUrl) { this.initialUrl = initialUrl; if (this.alreadyConnected = initialUrl != null) { this.createNew = initialUrl.trim().length() == 0; this.getRepositoryLocation().setUrl(initialUrl); this.propertiesTabFolder.resetChanges(); } } public void setForceDisableRoots(boolean force) { this.propertiesTabFolder.setForceDisableRoots(force, this.initialUrl == null || this.initialUrl.length() == 0 ? null : new AbstractFormattedVerifier(SVNUIMessages.AddRepositoryLocationPage_RootURL) { protected String getErrorMessageImpl(Control input) { String url = this.getText(input); if (!SVNUtility.createPathForSVNUrl(url).isPrefixOf(SVNUtility.createPathForSVNUrl( SVNUtility.decodeURL(AddRepositoryLocationPage.this.initialUrl)))) { return SVNUIMessages.format( SVNUIMessages.AddRepositoryLocationPage_FixedURL_Verifier_Error, new String[] { AbstractFormattedVerifier.FIELD_NAME, AddRepositoryLocationPage.this.initialUrl }); } return null; } protected String getWarningMessageImpl(Control input) { return null; } }); } public IRepositoryLocation getRepositoryLocation() { return this.propertiesTabFolder.getRepositoryLocation(); } public boolean canFlipToNextPage() { return (!this.alreadyConnected || this.createNew) && this.isPageComplete(); } public IWizardPage getNextPage() { return this.performFinish() ? super.getNextPage() : this; } public IWizardPage getPreviousPage() { this.performCancel(); return super.getPreviousPage(); } public void performCancel() { this.operationToPerform = null; } public boolean performFinish() { String newUrl = this.propertiesTabFolder.getLocationUrl(); String oldUuid = null; IProject[] projectsArray = new IProject[0]; if (this.editable != null && SVNRemoteStorage.instance().getRepositoryLocation(this.editable.getId()) != null && !newUrl.equals(this.oldUrl)) { FindRelatedProjectsOperation op = new FindRelatedProjectsOperation(this.editable); UIMonitorUtility.doTaskBusyDefault(op); projectsArray = (IProject[]) op.getResources(); if (projectsArray.length > 0) { SVNEntryInfo info = this.getLocationInfo(this.editable); oldUuid = info == null ? null : info.reposUUID; } } this.propertiesTabFolder.saveChanges(); if (this.propertiesTabFolder.isStructureEnabled()) { String endsPart = SVNUtility.createPathForSVNUrl(newUrl).lastSegment(); if (endsPart.equals(this.propertiesTabFolder.getRepositoryLocation().getTrunkLocation()) || endsPart.equals(this.propertiesTabFolder.getRepositoryLocation().getBranchesLocation()) || endsPart.equals(this.propertiesTabFolder.getRepositoryLocation().getTagsLocation())) { final int[] result = new int[1]; final MessageDialog dialog = new MessageDialog(this.getShell(), SVNUIMessages.AddRepositoryLocationPage_Normalize_Title, null, SVNUIMessages.AddRepositoryLocationPage_Normalize_Message, MessageDialog.WARNING, new String[] { IDialogConstants.YES_LABEL, IDialogConstants.NO_LABEL }, 0); UIMonitorUtility.getDisplay().syncExec(new Runnable() { public void run() { result[0] = dialog.open(); } }); if (result[0] == IDialogConstants.OK_ID) { IRepositoryLocation location = this.editable == null ? this.getRepositoryLocation() : this.editable; boolean useCustomLabel = false; useCustomLabel = !location.getUrl().equals(location.getLabel()); newUrl = (SVNUtility.createPathForSVNUrl(newUrl)).removeLastSegments(1).toString(); location.setUrl(newUrl); if (!useCustomLabel) { location.setLabel(newUrl); } location.reconfigure(); } } } ProjectListPanel panel = null; if (projectsArray.length > 0) { this.editable.reconfigure(); SVNEntryInfo newInfo = this.getLocationInfo(this.editable); if (newInfo == null) { panel = new ProjectListPanel(projectsArray, false); } else if (oldUuid != null && !oldUuid.equals(newInfo.reposUUID)) { panel = new ProjectListPanel(projectsArray, true); } if (panel != null) { this.editable.setUrl(this.oldUrl); this.editable.setLabel(this.oldLabel); this.editable.reconfigure(); new DefaultDialog(this.getShell(), panel).open(); } } if (this.propertiesTabFolder.isValidateOnFinishRequested() && panel == null) { final Exception[] problem = new Exception[1]; boolean cancelled = UIMonitorUtility.doTaskNowDefault(this.getShell(), new AbstractActionOperation("Operation_ValidateLocation", SVNUIMessages.class) { //$NON-NLS-1$ protected void runImpl(IProgressMonitor monitor) throws Exception { problem[0] = SVNUtility.validateRepositoryLocation( AddRepositoryLocationPage.this.propertiesTabFolder.getRepositoryLocation(), new SVNProgressMonitor(this, monitor, null)); } }, true).isCancelled(); if (cancelled) { return false; } if (problem[0] != null) { NonValidLocationErrorDialog dialog = new NonValidLocationErrorDialog(this.getShell(), problem[0].getMessage()); if (dialog.open() != 0) { return false; } } } boolean shouldntBeAdded = this.editable == null ? false : (SVNRemoteStorage.instance().getRepositoryLocation(this.editable.getId()) != null); AbstractActionOperation mainOp = shouldntBeAdded ? new AbstractActionOperation("Operation_CommitLocationChanges", SVNUIMessages.class) { //$NON-NLS-1$ protected void runImpl(IProgressMonitor monitor) throws Exception { AddRepositoryLocationPage.this.editable.reconfigure(); } } : (AbstractActionOperation) new AddRepositoryLocationOperation(this.getRepositoryLocation()); CompositeOperation op = new CompositeOperation(mainOp.getId(), mainOp.getMessagesClass()); op.add(mainOp); op.add(new SaveRepositoryLocationsOperation()); op.add(shouldntBeAdded ? new RefreshRepositoryLocationsOperation(new IRepositoryLocation[] { this.editable }, true) : new RefreshRepositoryLocationsOperation(false)); this.operationToPerform = op; return true; } public IActionOperation getOperationToPeform() { return this.operationToPerform; } protected static class ProjectListPanel extends AbstractDialogPanel { protected IProject[] resources; protected TableViewer tableViewer; public ProjectListPanel(IProject[] input, boolean differentUuid) { super(new String[] { IDialogConstants.OK_LABEL }); this.dialogTitle = SVNUIMessages.AddRepositoryLocationPage_ProjectList_Title; this.dialogDescription = SVNUIMessages.AddRepositoryLocationPage_ProjectList_Description; this.defaultMessage = differentUuid ? SVNUIMessages.AddRepositoryLocationPage_ProjectList_Message1 : SVNUIMessages.AddRepositoryLocationPage_ProjectList_Message2; this.resources = input; } public void createControlsImpl(Composite parent) { ProjectListComposite composite = new ProjectListComposite(parent, SWT.FILL, this.resources, false); composite.initialize(); } protected void saveChangesImpl() { } protected void cancelChangesImpl() { } } protected SVNEntryInfo getLocationInfo(IRepositoryLocation location) { ISVNConnector proxy = location.acquireSVNProxy(); SVNEntryInfo[] infos = null; try { infos = SVNUtility.info(proxy, SVNUtility.getEntryRevisionReference(location.getRoot()), SVNDepth.EMPTY, new SVNNullProgressMonitor()); } catch (Exception ex) { return null; } finally { location.releaseSVNProxy(proxy); } return infos != null && infos.length > 0 ? infos[0] : null; } }