org.eclipse.emf.emfstore.client.ui/src/org/eclipse/emf/emfstore/client/ui/views/emfstorebrowser/dialogs/admin/ProjectComposite.java - emf-store/org.eclipse.emf.emfstore.core - Git at Google

 /*******************************************************************************
  * 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:
  ******************************************************************************/
 package org.eclipse.emf.emfstore.client.ui.views.emfstorebrowser.dialogs.admin;

 import java.util.Collection;

 import org.eclipse.emf.common.util.BasicEList;
 import org.eclipse.emf.common.util.EList;
 import org.eclipse.emf.ecore.EObject;
 import org.eclipse.emf.ecp.common.util.DialogHandler;
 import org.eclipse.emf.emfstore.client.model.AdminBroker;
 import org.eclipse.emf.emfstore.server.exceptions.EmfStoreException;
 import org.eclipse.emf.emfstore.server.model.ProjectInfo;
 import org.eclipse.emf.emfstore.server.model.accesscontrol.ACOrgUnit;
 import org.eclipse.emf.emfstore.server.model.accesscontrol.roles.Role;
 import org.eclipse.emf.emfstore.server.model.accesscontrol.roles.RolesPackage;
 import org.eclipse.jface.util.LocalSelectionTransfer;
 import org.eclipse.jface.viewers.CellEditor;
 import org.eclipse.jface.viewers.ColumnLabelProvider;
 import org.eclipse.jface.viewers.ColumnViewer;
 import org.eclipse.jface.viewers.ComboBoxCellEditor;
 import org.eclipse.jface.viewers.EditingSupport;
 import org.eclipse.jface.viewers.TableViewerColumn;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.dnd.DND;
 import org.eclipse.swt.dnd.DropTargetAdapter;
 import org.eclipse.swt.dnd.DropTargetEvent;
 import org.eclipse.swt.dnd.DropTargetListener;
 import org.eclipse.swt.dnd.Transfer;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.Text;

 /**
  * This is shows the properties of a project (name, ...) and a list of its participants. The user can change the role of
  * a participant in TableViewer using a ComboboxCellEditor.
  *
  * @author Hodaie
  */
 public class ProjectComposite extends PropertiesComposite {

 	private static final int READER_ROLE = 0;
 	private static final int WRITER_ROLE = 1;
 	private static final int PROJECT_ADMIN_ROLE = 2;
 	private static final int SERVER_ADMIN_ROLE = 3;

 	// Set column names
 	private String[] roleNames = new String[] { "Reader", "Writer", "Project Admin", "Server Admin" };

 	private Label lblVersion;
 	private Text txtVersion;

 	private ProjectInfo projectInfo;

 	/**
 	 * Constructor.
 	 *
 	 * @param parent parent
 	 * @param style style
 	 * @param adminBroker used to communicate with server.
 	 */
 	public ProjectComposite(Composite parent, int style, AdminBroker adminBroker) {
 		super(parent, style, adminBroker);
 		createControls();
 	}

 	/**
 	 * {@inheritDoc}
 	 */
 	@Override
 	protected void removeOrgUnit(ACOrgUnit orgUnit) {
 		try {
 			getAdminBroker().removeParticipant(projectInfo.getProjectId(), orgUnit.getId());
 		} catch (EmfStoreException e) {
 			DialogHandler.showExceptionDialog(e);
 		}
 		getTableViewer().refresh();
 	}

 	/**
 	 * {@inheritDoc}
 	 */
 	@Override
 	protected void addExistingOrgUnit(ACOrgUnit participant) {
 		try {
 			if (participant != null) {
 				getAdminBroker().addParticipant(projectInfo.getProjectId(), participant.getId());
 			}
 		} catch (EmfStoreException e) {
 			DialogHandler.showExceptionDialog(e);
 		}
 		getTableViewer().refresh();
 	}

 	/**
 	 * {@inheritDoc}
 	 */
 	@Override
 	protected void addNewOrgUnit() {
 		try {
 			EList<ACOrgUnit> participants = getParticipants();
 			for (ACOrgUnit orgUnit : participants) {

 				getAdminBroker().addParticipant(projectInfo.getProjectId(), orgUnit.getId());

 			}

 		} catch (EmfStoreException e) {
 			DialogHandler.showExceptionDialog(e);
 		}
 		getTableViewer().refresh();
 	}

 	/**
 	 * This will be used when adding a new participant using add button. 1. show a list of all AcOrgUnits that do not
 	 * participate in this project (get list of all AcOrgUnits, remove those who take part in this Project) 2. return
 	 * the selected participant
 	 *
 	 * @return
 	 */
 	private EList<ACOrgUnit> getParticipants() {

 		Collection<ACOrgUnit> allOrgUnits = new BasicEList<ACOrgUnit>();
 		EList<ACOrgUnit> participants = new BasicEList<ACOrgUnit>();

 		try {
 			allOrgUnits.addAll(getAdminBroker().getOrgUnits());
 			allOrgUnits.removeAll(getAdminBroker().getParticipants(projectInfo.getProjectId()));

 			Object[] result = showDialog(allOrgUnits, "Select a participant");

 			for (int i = 0; i < result.length; i++) {
 				if (result[i] instanceof ACOrgUnit) {
 					participants.add((ACOrgUnit) result[i]);
 				}
 			}
 		} catch (EmfStoreException e) {
 			DialogHandler.showExceptionDialog(e);
 		}
 		return participants;

 	}

 	/**
 	 * {@inheritDoc}
 	 */
 	@Override
 	protected void createTableGroup() {

 		super.createTableGroup("Participants");

 	}

 	/**
 	 * This adds role column to table viewer. Using role column user can see and change role of a participant.
 	 *
 	 * @param parent parent
 	 */
 	@Override
 	protected void createTableViewer(Composite parent) {

 		super.createTableViewer(parent);

 		TableViewerColumn roleColumnViewer = new TableViewerColumn(getTableViewer(), SWT.NONE);
 		roleColumnViewer.getColumn().setText("Role");
 		roleColumnViewer.getColumn().setWidth(120);
 		roleColumnViewer.setLabelProvider(new ColumnLabelProvider() {
 			@Override
 			public String getText(Object element) {
 				ACOrgUnit orgUnit = (ACOrgUnit) element;
 				int roleIndex = getCurrentRoleIndex(orgUnit);
 				return roleNames[roleIndex];
 			}

 		});
 		roleColumnViewer.setEditingSupport(new RoleEditingSupport(getTableViewer()));

 	}

 	/**
 	 * {@inheritDoc}
 	 */
 	@Override
 	protected void addDragNDropSupport() {
 		// add drag support
 		super.addDragNDropSupport();

 		// add drop support
 		int ops = DND.DROP_COPY;
 		Transfer[] transfers = new Transfer[] { LocalSelectionTransfer.getTransfer() };
 		DropTargetListener dropListener = new DropTargetAdapter() {
 			@Override
 			public void dragEnter(DropTargetEvent event) {
 				if (PropertiesForm.getDragSource().equals("Projects")) {
 					event.detail = DND.DROP_NONE;

 				} else {
 					event.detail = DND.DROP_COPY;
 				}
 			}

 			@Override
 			public void drop(DropTargetEvent event) {
 				if (PropertiesForm.getDragNDropObject() != null) {
 					if (PropertiesForm.getDragNDropObject() instanceof ACOrgUnit) {
 						ACOrgUnit orgUnit = (ACOrgUnit) PropertiesForm.getDragNDropObject();
 						addExistingOrgUnit(orgUnit);
 						PropertiesForm.setDragNDropObject(null);
 						getTableViewer().refresh();
 					}
 				}
 			}

 		};
 		getTableViewer().addDropSupport(ops, transfers, dropListener);
 	}

 	/**
 	 * This changes the role of an OrgUnit for current project. This will be called form RoleEditinSupport.setValue().
 	 *
 	 * @param orgUnit orgUnit
 	 * @param role new role
 	 */
 	public void changeRole(ACOrgUnit orgUnit, int role) {
 		try {
 			switch (role) {
 			case READER_ROLE:
 				getAdminBroker().changeRole(projectInfo.getProjectId(), orgUnit.getId(),
 					RolesPackage.eINSTANCE.getReaderRole());

 				break;

 			case WRITER_ROLE:
 				getAdminBroker().changeRole(projectInfo.getProjectId(), orgUnit.getId(),
 					RolesPackage.eINSTANCE.getWriterRole());
 				break;

 			case PROJECT_ADMIN_ROLE:
 				getAdminBroker().changeRole(projectInfo.getProjectId(), orgUnit.getId(),
 					RolesPackage.eINSTANCE.getProjectAdminRole());
 				break;

 			case SERVER_ADMIN_ROLE:
 				getAdminBroker().changeRole(projectInfo.getProjectId(), orgUnit.getId(),
 					RolesPackage.eINSTANCE.getServerAdmin());
 				break;
 			default:
 				break;

 			}
 		} catch (EmfStoreException e) {
 			DialogHandler.showExceptionDialog(e);
 		}
 		getTableViewer().refresh();
 	}

 	/**
 	 * {@inheritDoc}
 	 */
 	@Override
 	protected void createSimpleAttributes() {

 		super.createSimpleAttributes();

 		getTxtName().setEnabled(false);
 		getTxtDescription().setEnabled(false);

 		lblVersion = new Label(getAttributesGroup(), SWT.NONE);
 		lblVersion.setText("Version: ");
 		txtVersion = new Text(getAttributesGroup(), SWT.BORDER);
 		txtVersion.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
 		txtVersion.setEnabled(false);
 	}

 	/**
 	 * {@inheritDoc}
 	 *
 	 * @param projectInfo
 	 */
 	@Override
 	public void updateControls(EObject input) {

 		if (input instanceof ProjectInfo) {
 			this.projectInfo = (ProjectInfo) input;

 			getTxtName().setText(projectInfo.getName());
 			getTxtDescription().setText(projectInfo.getDescription());
 			txtVersion.setText(String.valueOf(projectInfo.getVersion().getIdentifier()));
 			getTableViewer().setInput(projectInfo);
 		}

 	}

 	/**
 	 * This returns an integer representing the actual role of an OrgUnit.
 	 *
 	 * @param orgUnit orgUnit
 	 * @return integer
 	 */
 	public int getCurrentRoleIndex(ACOrgUnit orgUnit) {
 		int result = 0;
 		Role role;
 		try {
 			role = getAdminBroker().getRole(projectInfo.getProjectId(), orgUnit.getId());
 			if (role.eClass().equals(RolesPackage.eINSTANCE.getReaderRole())) {
 				result = READER_ROLE;
 			} else if (role.eClass().equals(RolesPackage.eINSTANCE.getWriterRole())) {
 				result = WRITER_ROLE;

 			} else if (role.eClass().equals(RolesPackage.eINSTANCE.getProjectAdminRole())) {
 				result = PROJECT_ADMIN_ROLE;
 			} else if (role.eClass().equals(RolesPackage.eINSTANCE.getServerAdmin())) {
 				result = SERVER_ADMIN_ROLE;
 			}
 		} catch (EmfStoreException e) {
 			DialogHandler.showExceptionDialog(e);
 		}
 		return result;
 	}

 	/**
 	 * This class provides editing support for Role column in TableViewer. It uses a ComboBoxCellEditor.
 	 *
 	 * @author Hodaie
 	 */
 	private class RoleEditingSupport extends EditingSupport {

 		private ComboBoxCellEditor cellEditor;

 		public RoleEditingSupport(ColumnViewer viewer) {
 			super(viewer);
 			cellEditor = new ComboBoxCellEditor(getTableViewer().getTable(), roleNames, SWT.READ_ONLY);
 		}

 		@Override
 		protected boolean canEdit(Object element) {
 			return true;
 		}

 		@Override
 		protected CellEditor getCellEditor(Object element) {
 			return cellEditor;
 		}

 		@Override
 		protected Object getValue(Object element) {
 			return getCurrentRoleIndex((ACOrgUnit) element);
 		}

 		@Override
 		protected void setValue(Object element, Object value) {
 			changeRole((ACOrgUnit) element, ((Integer) value).intValue());
 		}

 	}

 }// ProjectComposite
	/*******************************************************************************
	* 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:
	******************************************************************************/
	package org.eclipse.emf.emfstore.client.ui.views.emfstorebrowser.dialogs.admin;

	import java.util.Collection;

	import org.eclipse.emf.common.util.BasicEList;
	import org.eclipse.emf.common.util.EList;
	import org.eclipse.emf.ecore.EObject;
	import org.eclipse.emf.ecp.common.util.DialogHandler;
	import org.eclipse.emf.emfstore.client.model.AdminBroker;
	import org.eclipse.emf.emfstore.server.exceptions.EmfStoreException;
	import org.eclipse.emf.emfstore.server.model.ProjectInfo;
	import org.eclipse.emf.emfstore.server.model.accesscontrol.ACOrgUnit;
	import org.eclipse.emf.emfstore.server.model.accesscontrol.roles.Role;
	import org.eclipse.emf.emfstore.server.model.accesscontrol.roles.RolesPackage;
	import org.eclipse.jface.util.LocalSelectionTransfer;
	import org.eclipse.jface.viewers.CellEditor;
	import org.eclipse.jface.viewers.ColumnLabelProvider;
	import org.eclipse.jface.viewers.ColumnViewer;
	import org.eclipse.jface.viewers.ComboBoxCellEditor;
	import org.eclipse.jface.viewers.EditingSupport;
	import org.eclipse.jface.viewers.TableViewerColumn;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.dnd.DND;
	import org.eclipse.swt.dnd.DropTargetAdapter;
	import org.eclipse.swt.dnd.DropTargetEvent;
	import org.eclipse.swt.dnd.DropTargetListener;
	import org.eclipse.swt.dnd.Transfer;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Label;
	import org.eclipse.swt.widgets.Text;

	/**
	* This is shows the properties of a project (name, ...) and a list of its participants. The user can change the role of
	* a participant in TableViewer using a ComboboxCellEditor.
	*
	* @author Hodaie
	*/
	public class ProjectComposite extends PropertiesComposite {

	private static final int READER_ROLE = 0;
	private static final int WRITER_ROLE = 1;
	private static final int PROJECT_ADMIN_ROLE = 2;
	private static final int SERVER_ADMIN_ROLE = 3;

	// Set column names
	private String[] roleNames = new String[] { "Reader", "Writer", "Project Admin", "Server Admin" };

	private Label lblVersion;
	private Text txtVersion;

	private ProjectInfo projectInfo;

	/**
	* Constructor.
	*
	* @param parent parent
	* @param style style
	* @param adminBroker used to communicate with server.
	*/
	public ProjectComposite(Composite parent, int style, AdminBroker adminBroker) {
	super(parent, style, adminBroker);
	createControls();
	}

	/**
	* {@inheritDoc}
	*/
	@Override
	protected void removeOrgUnit(ACOrgUnit orgUnit) {
	try {
	getAdminBroker().removeParticipant(projectInfo.getProjectId(), orgUnit.getId());
	} catch (EmfStoreException e) {
	DialogHandler.showExceptionDialog(e);
	}
	getTableViewer().refresh();
	}

	/**
	* {@inheritDoc}
	*/
	@Override
	protected void addExistingOrgUnit(ACOrgUnit participant) {
	try {
	if (participant != null) {
	getAdminBroker().addParticipant(projectInfo.getProjectId(), participant.getId());
	}
	} catch (EmfStoreException e) {
	DialogHandler.showExceptionDialog(e);
	}
	getTableViewer().refresh();
	}

	/**
	* {@inheritDoc}
	*/
	@Override
	protected void addNewOrgUnit() {
	try {
	EList<ACOrgUnit> participants = getParticipants();
	for (ACOrgUnit orgUnit : participants) {

	getAdminBroker().addParticipant(projectInfo.getProjectId(), orgUnit.getId());

	}

	} catch (EmfStoreException e) {
	DialogHandler.showExceptionDialog(e);
	}
	getTableViewer().refresh();
	}

	/**
	* This will be used when adding a new participant using add button. 1. show a list of all AcOrgUnits that do not
	* participate in this project (get list of all AcOrgUnits, remove those who take part in this Project) 2. return
	* the selected participant
	*
	* @return
	*/
	private EList<ACOrgUnit> getParticipants() {

	Collection<ACOrgUnit> allOrgUnits = new BasicEList<ACOrgUnit>();
	EList<ACOrgUnit> participants = new BasicEList<ACOrgUnit>();

	try {
	allOrgUnits.addAll(getAdminBroker().getOrgUnits());
	allOrgUnits.removeAll(getAdminBroker().getParticipants(projectInfo.getProjectId()));

	Object[] result = showDialog(allOrgUnits, "Select a participant");

	for (int i = 0; i < result.length; i++) {
	if (result[i] instanceof ACOrgUnit) {
	participants.add((ACOrgUnit) result[i]);
	}
	}
	} catch (EmfStoreException e) {
	DialogHandler.showExceptionDialog(e);
	}
	return participants;

	}

	/**
	* {@inheritDoc}
	*/
	@Override
	protected void createTableGroup() {

	super.createTableGroup("Participants");

	}

	/**
	* This adds role column to table viewer. Using role column user can see and change role of a participant.
	*
	* @param parent parent
	*/
	@Override
	protected void createTableViewer(Composite parent) {

	super.createTableViewer(parent);

	TableViewerColumn roleColumnViewer = new TableViewerColumn(getTableViewer(), SWT.NONE);
	roleColumnViewer.getColumn().setText("Role");
	roleColumnViewer.getColumn().setWidth(120);
	roleColumnViewer.setLabelProvider(new ColumnLabelProvider() {
	@Override
	public String getText(Object element) {
	ACOrgUnit orgUnit = (ACOrgUnit) element;
	int roleIndex = getCurrentRoleIndex(orgUnit);
	return roleNames[roleIndex];
	}

	});
	roleColumnViewer.setEditingSupport(new RoleEditingSupport(getTableViewer()));

	}

	/**
	* {@inheritDoc}
	*/
	@Override
	protected void addDragNDropSupport() {
	// add drag support
	super.addDragNDropSupport();

	// add drop support
	int ops = DND.DROP_COPY;
	Transfer[] transfers = new Transfer[] { LocalSelectionTransfer.getTransfer() };
	DropTargetListener dropListener = new DropTargetAdapter() {
	@Override
	public void dragEnter(DropTargetEvent event) {
	if (PropertiesForm.getDragSource().equals("Projects")) {
	event.detail = DND.DROP_NONE;

	} else {
	event.detail = DND.DROP_COPY;
	}
	}

	@Override
	public void drop(DropTargetEvent event) {
	if (PropertiesForm.getDragNDropObject() != null) {
	if (PropertiesForm.getDragNDropObject() instanceof ACOrgUnit) {
	ACOrgUnit orgUnit = (ACOrgUnit) PropertiesForm.getDragNDropObject();
	addExistingOrgUnit(orgUnit);
	PropertiesForm.setDragNDropObject(null);
	getTableViewer().refresh();
	}
	}
	}

	};
	getTableViewer().addDropSupport(ops, transfers, dropListener);
	}

	/**
	* This changes the role of an OrgUnit for current project. This will be called form RoleEditinSupport.setValue().
	*
	* @param orgUnit orgUnit
	* @param role new role
	*/
	public void changeRole(ACOrgUnit orgUnit, int role) {
	try {
	switch (role) {
	case READER_ROLE:
	getAdminBroker().changeRole(projectInfo.getProjectId(), orgUnit.getId(),
	RolesPackage.eINSTANCE.getReaderRole());

	break;

	case WRITER_ROLE:
	getAdminBroker().changeRole(projectInfo.getProjectId(), orgUnit.getId(),
	RolesPackage.eINSTANCE.getWriterRole());
	break;

	case PROJECT_ADMIN_ROLE:
	getAdminBroker().changeRole(projectInfo.getProjectId(), orgUnit.getId(),
	RolesPackage.eINSTANCE.getProjectAdminRole());
	break;

	case SERVER_ADMIN_ROLE:
	getAdminBroker().changeRole(projectInfo.getProjectId(), orgUnit.getId(),
	RolesPackage.eINSTANCE.getServerAdmin());
	break;
	default:
	break;

	}
	} catch (EmfStoreException e) {
	DialogHandler.showExceptionDialog(e);
	}
	getTableViewer().refresh();
	}

	/**
	* {@inheritDoc}
	*/
	@Override
	protected void createSimpleAttributes() {

	super.createSimpleAttributes();

	getTxtName().setEnabled(false);
	getTxtDescription().setEnabled(false);

	lblVersion = new Label(getAttributesGroup(), SWT.NONE);
	lblVersion.setText("Version: ");
	txtVersion = new Text(getAttributesGroup(), SWT.BORDER);
	txtVersion.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
	txtVersion.setEnabled(false);
	}

	/**
	* {@inheritDoc}
	*
	* @param projectInfo
	*/
	@Override
	public void updateControls(EObject input) {

	if (input instanceof ProjectInfo) {
	this.projectInfo = (ProjectInfo) input;

	getTxtName().setText(projectInfo.getName());
	getTxtDescription().setText(projectInfo.getDescription());
	txtVersion.setText(String.valueOf(projectInfo.getVersion().getIdentifier()));
	getTableViewer().setInput(projectInfo);
	}

	}

	/**
	* This returns an integer representing the actual role of an OrgUnit.
	*
	* @param orgUnit orgUnit
	* @return integer
	*/
	public int getCurrentRoleIndex(ACOrgUnit orgUnit) {
	int result = 0;
	Role role;
	try {
	role = getAdminBroker().getRole(projectInfo.getProjectId(), orgUnit.getId());
	if (role.eClass().equals(RolesPackage.eINSTANCE.getReaderRole())) {
	result = READER_ROLE;
	} else if (role.eClass().equals(RolesPackage.eINSTANCE.getWriterRole())) {
	result = WRITER_ROLE;

	} else if (role.eClass().equals(RolesPackage.eINSTANCE.getProjectAdminRole())) {
	result = PROJECT_ADMIN_ROLE;
	} else if (role.eClass().equals(RolesPackage.eINSTANCE.getServerAdmin())) {
	result = SERVER_ADMIN_ROLE;
	}
	} catch (EmfStoreException e) {
	DialogHandler.showExceptionDialog(e);
	}
	return result;
	}

	/**
	* This class provides editing support for Role column in TableViewer. It uses a ComboBoxCellEditor.
	*
	* @author Hodaie
	*/
	private class RoleEditingSupport extends EditingSupport {

	private ComboBoxCellEditor cellEditor;

	public RoleEditingSupport(ColumnViewer viewer) {
	super(viewer);
	cellEditor = new ComboBoxCellEditor(getTableViewer().getTable(), roleNames, SWT.READ_ONLY);
	}

	@Override
	protected boolean canEdit(Object element) {
	return true;
	}

	@Override
	protected CellEditor getCellEditor(Object element) {
	return cellEditor;
	}

	@Override
	protected Object getValue(Object element) {
	return getCurrentRoleIndex((ACOrgUnit) element);
	}

	@Override
	protected void setValue(Object element, Object value) {
	changeRole((ACOrgUnit) element, ((Integer) value).intValue());
	}

	}

	}// ProjectComposite