| /******************************************************************************* |
| * Copyright (c) 2008-2011 Chair for Applied Software Engineering, |
| * Technische Universitaet Muenchen. |
| * 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: |
| * Florian Pirchner |
| ******************************************************************************/ |
| package org.eclipse.emf.emfstore.exampleclient; |
| |
| import java.util.List; |
| |
| import org.eclipse.core.runtime.NullProgressMonitor; |
| import org.eclipse.emf.emfstore.bowling.BowlingFactory; |
| import org.eclipse.emf.emfstore.bowling.League; |
| import org.eclipse.emf.emfstore.bowling.Player; |
| import org.eclipse.emf.emfstore.client.model.ProjectSpace; |
| import org.eclipse.emf.emfstore.client.model.Usersession; |
| import org.eclipse.emf.emfstore.client.model.Workspace; |
| import org.eclipse.emf.emfstore.client.model.WorkspaceManager; |
| import org.eclipse.emf.emfstore.client.model.util.EMFStoreClientUtil; |
| import org.eclipse.emf.emfstore.client.model.util.EMFStoreCommand; |
| import org.eclipse.emf.emfstore.client.model.util.EMFStoreCommandWithResult; |
| import org.eclipse.emf.emfstore.common.ConsoleProgressMonitor; |
| import org.eclipse.emf.emfstore.server.exceptions.EmfStoreException; |
| import org.eclipse.emf.emfstore.server.model.ProjectInfo; |
| import org.eclipse.emf.emfstore.server.model.versioning.LogMessage; |
| import org.eclipse.emf.emfstore.server.model.versioning.VersioningFactory; |
| import org.eclipse.equinox.app.IApplication; |
| import org.eclipse.equinox.app.IApplicationContext; |
| |
| /** |
| * An application that runs the demo.<br> |
| * Run a client that shows the basic features of the EMFstore |
| * If there is a problem with the connection to the server |
| * e.g. a network, a specific EMFStoreException will be thrown |
| */ |
| public class Application implements IApplication { |
| |
| /** |
| * {@inheritDoc} |
| */ |
| // BEGIN SUPRESS CATCH EXCEPTION |
| public Object start(IApplicationContext context) throws Exception { |
| |
| // Run a client that shows the basic features of the EMFstore |
| // If there is a problem with the connection to the server |
| // e.g. a network, a specific EMFStoreException will be thrown |
| try { |
| runClient(); |
| |
| } catch (EmfStoreException e) { |
| System.out.println("No connection to server."); |
| System.out.println("Did you start the server? :-)"); |
| } |
| |
| return IApplication.EXIT_OK; |
| } |
| |
| // END SUPRESS CATCH EXCEPTION |
| |
| private void runClient() throws EmfStoreException { |
| System.out.println("Client starting..."); |
| |
| // The workspace is the core controler to access |
| // local and remote projects |
| final Workspace workspace = WorkspaceManager.getInstance().getCurrentWorkspace(); |
| |
| // A user session stores credentials for login |
| // Creates a user session with the default credentials |
| final Usersession usersession = new EMFStoreCommandWithResult<Usersession>() { |
| @Override |
| protected Usersession doRun() { |
| Usersession session = EMFStoreClientUtil.createUsersession(); |
| try { |
| session.logIn(); |
| } catch (EmfStoreException e) { |
| throw new RuntimeException(e); |
| } |
| return session; |
| } |
| }.run(false); |
| |
| // Retrieves a list of existing (and accessible) projects |
| // on the sever and deletes them permanently (to have a |
| // clean set-up) |
| List<ProjectInfo> projectList; |
| projectList = workspace.getRemoteProjectList(usersession); |
| for (ProjectInfo projectInfo : projectList) { |
| workspace.deleteRemoteProject(usersession, projectInfo.getProjectId(), true); |
| } |
| |
| // Create a project, share it with the server |
| final ProjectSpace project1 = new EMFStoreCommandWithResult<ProjectSpace>() { |
| @Override |
| protected ProjectSpace doRun() { |
| ProjectSpace project1 = workspace.createLocalProject("projectNo1", "My project"); |
| try { |
| project1.shareProject(usersession, new ConsoleProgressMonitor()); |
| } catch (EmfStoreException e) { |
| throw new RuntimeException(e); |
| } |
| return project1; |
| } |
| }.run(false); |
| |
| // Create some EObjects and add them to the project |
| // (To the projects containment tree) |
| final League league1 = BowlingFactory.eINSTANCE.createLeague(); |
| league1.setName("league"); |
| league1.getPlayers().add(createPlayer("no. 1")); |
| league1.getPlayers().add(createPlayer("no. 2")); |
| |
| new EMFStoreCommand() { |
| @Override |
| protected void doRun() { |
| project1.getProject().addModelElement(league1); |
| } |
| }.run(false); |
| |
| // commit the changes of the project to the EMFStore |
| // including a commit message |
| final LogMessage logMessage = VersioningFactory.eINSTANCE.createLogMessage(); |
| logMessage.setMessage("My Message"); |
| |
| final ProjectSpace project2 = new EMFStoreCommandWithResult<ProjectSpace>() { |
| @Override |
| protected ProjectSpace doRun() { |
| try { |
| project1.commit(logMessage, null, new ConsoleProgressMonitor()); |
| System.out.println("Project 1 committed!"); |
| |
| // Check-out a second, independent copy of the project |
| // (simulating a second client) |
| return workspace.checkout(usersession, project1.getProjectInfo(), new NullProgressMonitor()); |
| } catch (EmfStoreException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| }.run(false); |
| |
| final League league2 = (League) project2.getProject().getModelElements().get(0); |
| System.out.println("Project 2: League name is " + league2.getName()); |
| |
| // Apply changes in the second copy of the project |
| // and commit |
| new EMFStoreCommand() { |
| @Override |
| protected void doRun() { |
| try { |
| league2.setName("league_changed"); |
| project2.commit(logMessage, null, new ConsoleProgressMonitor()); |
| } catch (EmfStoreException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| }.run(false); |
| |
| System.out.println("Project 2 committed!"); |
| |
| // Update the first copy of the project |
| project1.update(); |
| System.out.println("Project 1 updated!"); |
| System.out.println("Project 1: League name is " + league1.getName()); |
| |
| System.out.println("Client run completed."); |
| |
| } |
| |
| /** |
| * Creates a new instance of a player. |
| * |
| * @param name |
| * @return |
| */ |
| private Player createPlayer(String name) { |
| Player player = BowlingFactory.eINSTANCE.createPlayer(); |
| player.setName(String.format("Player %s", name)); |
| player.setEMail(String.format("%s@emfstore.org", name)); |
| return player; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public void stop() { |
| } |
| } |