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/*******************************************************************************
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* Copyright (c) 2007, 2009 IBM Corporation and others.
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* which accompanies this distribution, and is available at
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* http://www.eclipse.org/legal/epl-v10.html
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*
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* Contributors:
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* IBM Corporation - initial API and implementation
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*******************************************************************************/
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package eu.etaxonomy.taxeditor.handler.update;
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import java.net.URI;
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import org.apache.log4j.Logger;
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import org.eclipse.core.runtime.IProgressMonitor;
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import org.eclipse.core.runtime.IStatus;
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import org.eclipse.core.runtime.Status;
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import org.eclipse.core.runtime.jobs.IJobChangeEvent;
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import org.eclipse.core.runtime.jobs.Job;
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import org.eclipse.core.runtime.jobs.JobChangeAdapter;
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import org.eclipse.e4.core.di.annotations.Execute;
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import org.eclipse.e4.ui.di.UISynchronize;
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import org.eclipse.e4.ui.workbench.IWorkbench;
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import org.eclipse.equinox.p2.core.IProvisioningAgent;
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import org.eclipse.equinox.p2.operations.ProvisioningJob;
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import org.eclipse.equinox.p2.operations.ProvisioningSession;
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import org.eclipse.equinox.p2.operations.UpdateOperation;
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import org.eclipse.jface.dialogs.MessageDialog;
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import org.eclipse.swt.widgets.Shell;
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import eu.etaxonomy.taxeditor.l10n.Messages;
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/**
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* UpdateHandler invokes the check for updates UI
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*
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* @since 3.4
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*/
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public class UpdateHandler {
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private Logger logger = Logger.getLogger(getClass());
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private UpdateOperation operation;
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@Execute
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public void execute(final IProvisioningAgent agent, final Shell shell, final UISynchronize sync,
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final IWorkbench workbench) {
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Job checkUpdateJob = new Job(Messages.UpdateHandler_CHECK_UPDATE_JOB) {
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@Override
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protected IStatus run(final IProgressMonitor monitor) {
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return checkForUpdates(agent, shell, sync, monitor);
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}
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};
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checkUpdateJob.schedule();
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checkUpdateJob.addJobChangeListener(new JobChangeAdapter() {
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@Override
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public void done(IJobChangeEvent event) {
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if (event.getResult().isOK()) {
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sync.syncExec(new Runnable() {
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@Override
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public void run() {
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if(MessageDialog.openConfirm(shell, Messages.UpdateHandler_UPDATES_FOUND_TITLE, Messages.UpdateHandler_UPDATES_FOUND_MESSAGE)){
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Job installUpdateJob = new Job(Messages.UpdateHandler_INSTALL_JOB) {
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@Override
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protected IStatus run(final IProgressMonitor monitor) {
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// run installation
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ProvisioningJob provisioningJob = operation.getProvisioningJob(monitor);
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// updates cannot run from within Eclipse IDE!!!
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if (provisioningJob == null) {
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logger.error("Trying to update from the Eclipse IDE? This won't work!"); //$NON-NLS-1$
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return Status.CANCEL_STATUS;
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}
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configureProvisioningJob(provisioningJob, shell, sync, workbench);
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provisioningJob.schedule();
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return Status.OK_STATUS;
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}
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};
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installUpdateJob.schedule();
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}
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}
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});
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}
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}
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});
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}
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private IStatus checkForUpdates(final IProvisioningAgent agent, final Shell shell, final UISynchronize sync,
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IProgressMonitor monitor) {
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// configure update operation
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final ProvisioningSession session = new ProvisioningSession(agent);
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operation = new UpdateOperation(session);
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configureUpdate(operation);
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// check for updates, this causes I/O
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final IStatus status = operation.resolveModal(monitor);
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// failed to find updates (inform user and exit)
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if (status.getCode() == UpdateOperation.STATUS_NOTHING_TO_UPDATE) {
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showMessage(shell, sync);
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return Status.CANCEL_STATUS;
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}
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return Status.OK_STATUS;
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}
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private void configureProvisioningJob(ProvisioningJob provisioningJob, final Shell shell, final UISynchronize sync,
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final IWorkbench workbench) {
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// register a job change listener to track
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// installation progress and notify user upon success
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provisioningJob.addJobChangeListener(new JobChangeAdapter() {
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@Override
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public void done(IJobChangeEvent event) {
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if (event.getResult().isOK()) {
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sync.syncExec(new Runnable() {
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@Override
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public void run() {
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boolean restart = MessageDialog.openQuestion(shell, Messages.UpdateHandler_UPDATE_INSTALLED_TITLE,
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Messages.UpdateHandler_UPDATE_INSTALLED_TITLE_MESSAGE);
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if (restart) {
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workbench.restart();
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}
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}
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});
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}
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super.done(event);
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}
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});
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}
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private void showMessage(final Shell parent, final UISynchronize sync) {
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sync.syncExec(()->
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MessageDialog.openWarning(parent, Messages.UpdateHandler_NO_UPDATE_TITLE,
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Messages.UpdateHandler_NO_UPDATE_MESSAGE)
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);
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}
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private UpdateOperation configureUpdate(final UpdateOperation operation) {
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// create uri and check for validity
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URI uri = null;
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uri = P2Util.getP2UpdateRepository();
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// set location of artifact and metadata repo
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operation.getProvisioningContext().setArtifactRepositories(new URI[] { uri });
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operation.getProvisioningContext().setMetadataRepositories(new URI[] { uri });
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return operation;
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}
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}
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