| /******************************************************************************* |
| * Copyright (c) 2008 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 |
| ******************************************************************************/ |
| |
| package org.eclipse.ui.examples.contributions.model; |
| |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.Map; |
| import java.util.TreeMap; |
| |
| import org.eclipse.core.runtime.Assert; |
| import org.eclipse.core.runtime.ListenerList; |
| import org.eclipse.jface.util.IPropertyChangeListener; |
| import org.eclipse.jface.util.PropertyChangeEvent; |
| import org.eclipse.ui.handlers.IHandlerService; |
| import org.eclipse.ui.services.IDisposable; |
| import org.eclipse.ui.services.IServiceLocator; |
| import org.eclipse.ui.services.ISourceProviderService; |
| |
| /** |
| * Example implementation of the person service. |
| * |
| * @since 3.4 |
| */ |
| public class PersonService implements IPersonService, IDisposable { |
| |
| private static final int ME = 1114; |
| private Map people = new TreeMap(); |
| private IServiceLocator serviceLocator; |
| private ListenerList listeners = new ListenerList(ListenerList.IDENTITY); |
| |
| public PersonService(IServiceLocator locator) { |
| serviceLocator = locator; |
| serviceLocator.hasService(IHandlerService.class); |
| fillModel(); |
| } |
| |
| private static final String[] datafill = { |
| "Webster", "Paul", "Doe", "John", "Doe", "Jane", //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$ //$NON-NLS-6$ |
| "Public", "John", "Public", "Jane" }; //$NON-NLS-1$//$NON-NLS-2$//$NON-NLS-3$//$NON-NLS-4$ |
| |
| private void fillModel() { |
| int i = ME; |
| for (int j = 0; j < datafill.length; j += 2) { |
| Integer iid = new Integer(i++); |
| Person p = new Person(iid.intValue(), datafill[j], datafill[j + 1]); |
| if (p.getId() == ME) { |
| p.setAdminRights(true); |
| } |
| people.put(iid, p); |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.examples.contributions.model.IPersonService#addPersonChangeListener(org.eclipse.jface.util.IPropertyChangeListener) |
| */ |
| public void addPersonChangeListener(IPropertyChangeListener listener) { |
| listeners.add(listener); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.examples.contributions.model.IPersonService#getPeople() |
| */ |
| public Collection getPeople() { |
| return Collections.unmodifiableCollection(people.values()); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.examples.contributions.model.IPersonService#getPerson(int) |
| */ |
| public Person getPerson(int id) { |
| Person p = (Person) people.get(new Integer(id)); |
| if (p == null) { |
| return null; |
| } |
| return p.copy(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.examples.contributions.model.IPersonService#removePersonChangeListener(org.eclipse.jface.util.IPropertyChangeListener) |
| */ |
| public void removePersonChangeListener(IPropertyChangeListener listener) { |
| listeners.remove(listener); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.examples.contributions.model.IPersonService#updatePerson(org.eclipse.ui.examples.contributions.model.Person) |
| */ |
| public void updatePerson(Person person) { |
| Assert.isNotNull(person); |
| Person p = (Person) people.get(new Integer(person.getId())); |
| if (p == null) { |
| Assert.isNotNull(p, "Must update a real person"); //$NON-NLS-1$ |
| } |
| if (person.equals(p)) { |
| return; |
| } |
| Person oldVal = p.copy(); |
| p.setGivenname(person.getGivenname()); |
| p.setSurname(person.getSurname()); |
| firePersonChange(PROP_CHANGE, oldVal, person); |
| } |
| |
| /** |
| * @param oldVal |
| * @param person |
| */ |
| private void firePersonChange(String property, Person oldVal, Person person) { |
| if (listeners.isEmpty()) { |
| return; |
| } |
| PropertyChangeEvent event = new PropertyChangeEvent(this, property, |
| oldVal, person); |
| Object[] array = listeners.getListeners(); |
| for (int i = 0; i < array.length; i++) { |
| ((IPropertyChangeListener) array[i]).propertyChange(event); |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.examples.contributions.model.IPersonService#createPerson(int) |
| */ |
| public Person createPerson(int id) { |
| Integer iid = new Integer(id); |
| if (people.containsKey(iid)) { |
| return null; |
| } |
| Person person = new Person(id, "surname", "givenname"); //$NON-NLS-1$//$NON-NLS-2$ |
| people.put(iid, person); |
| firePersonChange(PROP_ADD, null, person); |
| return person; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.services.IDisposable#dispose() |
| */ |
| public void dispose() { |
| // we'd save stuff here, maybe, if we cared |
| listeners.clear(); |
| serviceLocator = null; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.examples.contributions.model.IPersonService#login(org.eclipse.ui.examples.contributions.model.Person) |
| */ |
| public void login(Person person) { |
| ISourceProviderService sources = (ISourceProviderService) serviceLocator |
| .getService(ISourceProviderService.class); |
| // should do some more checks |
| UserSourceProvider userProvider = (UserSourceProvider) sources |
| .getSourceProvider(UserSourceProvider.USER); |
| userProvider.login(person); |
| } |
| } |