| package org.eclipse.uml2.diagram.csd.parser.connector; |
| |
| import java.text.MessageFormat; |
| import java.text.ParseException; |
| import java.util.Collections; |
| import java.util.LinkedList; |
| import java.util.List; |
| |
| import org.eclipse.core.runtime.IAdaptable; |
| import org.eclipse.emf.common.notify.Notification; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.gmf.runtime.common.core.command.CompositeCommand; |
| import org.eclipse.gmf.runtime.common.core.command.ICommand; |
| import org.eclipse.gmf.runtime.common.core.command.UnexecutableCommand; |
| import org.eclipse.gmf.runtime.common.ui.services.parser.IParserEditStatus; |
| import org.eclipse.gmf.runtime.common.ui.services.parser.ParserEditStatus; |
| import org.eclipse.gmf.runtime.emf.type.core.commands.SetValueCommand; |
| import org.eclipse.gmf.runtime.emf.type.core.requests.SetRequest; |
| import org.eclipse.gmf.runtime.emf.ui.services.parser.ISemanticParser; |
| import org.eclipse.jface.text.contentassist.IContentAssistProcessor; |
| import org.eclipse.uml2.diagram.csd.part.CustomMessages; |
| import org.eclipse.uml2.diagram.parser.assist.FixedSetCompletionProcessor; |
| import org.eclipse.uml2.uml.Association; |
| import org.eclipse.uml2.uml.Connector; |
| import org.eclipse.uml2.uml.Type; |
| import org.eclipse.uml2.uml.UMLPackage; |
| |
| |
| public class ConnectorNameParser implements ISemanticParser { |
| private static final MessageFormat CONNECTOR_NAME_FORMAT = new MessageFormat("{0}:{1}"); //$NON-NLS-1$ |
| |
| public boolean areSemanticElementsAffected(EObject listener, Object notification) { |
| if (notification instanceof Notification) { |
| Object feature = ((Notification) notification).getFeature(); |
| return UMLPackage.eINSTANCE.getConnector_Type().equals(feature) || UMLPackage.eINSTANCE.getNamedElement_Name().equals(feature); |
| } |
| return false; |
| } |
| |
| public List<?> getSemanticElementsBeingParsed(EObject eObject) { |
| return Collections.singletonList(eObject); |
| } |
| |
| public IContentAssistProcessor getCompletionProcessor(IAdaptable subject) { |
| Connector c = doAdapt(subject); |
| String name = c.getName() == null ? "" : c.getName(); //$NON-NLS-1$ |
| List<Association> types = getTypeProposals(c); |
| LinkedList<String> names = new LinkedList<String>(); |
| for (Type next : types) { |
| names.add(CONNECTOR_NAME_FORMAT.format(new Object[]{name, next.getName()})); |
| } |
| FixedSetCompletionProcessor cp = new FixedSetCompletionProcessor(names); |
| cp.setContext(c); |
| return cp; |
| } |
| |
| public String getEditString(IAdaptable element, int flags) { |
| Connector c = doAdapt(element); |
| String name = c.getName() == null ? "" : c.getName(); //$NON-NLS-1$ |
| if (c.getType() == null) { |
| return name; |
| } |
| String type = c.getType().getName(); |
| return CONNECTOR_NAME_FORMAT.format(new Object[]{name, type}); |
| } |
| |
| public ICommand getParseCommand(IAdaptable element, String newString, int flags) { |
| Connector c = doAdapt(element); |
| if (c == null) { |
| return UnexecutableCommand.INSTANCE; |
| } |
| if (newString == null) { |
| return UnexecutableCommand.INSTANCE; |
| } |
| Association oldType = c.getType(); |
| String oldName = c.getName() == null ? "" : c.getName(); //$NON-NLS-1$ |
| List<Association> types = getTypeProposals(c); |
| try { |
| Object[] parsed; |
| if (!newString.contains(":")) { //$NON-NLS-1$ |
| parsed = new String[]{newString, ""}; //$NON-NLS-1$ |
| } else { |
| parsed = CONNECTOR_NAME_FORMAT.parse(newString); |
| } |
| String newName = ((String) parsed[0]).trim(); |
| CompositeCommand cc = new CompositeCommand(CustomMessages.ConnectorNameParser_connector_name_parser_command); |
| if (!oldName.equals(newName)) { |
| cc.add(new SetValueCommand(new SetRequest(c, UMLPackage.eINSTANCE.getNamedElement_Name(), newName))); |
| } |
| String newType = ((String) parsed[1]).trim(); |
| for (Type next : types) { |
| if (newType.equals(next.getName()) && !newType.equals(oldType)) { |
| cc.add(new SetValueCommand(new SetRequest(c, UMLPackage.eINSTANCE.getConnector_Type(), next))); |
| break; |
| } |
| } |
| if (newType.equals("") && !newType.equals(oldType)) { //$NON-NLS-1$ |
| cc.add(new SetValueCommand(new SetRequest(c, UMLPackage.eINSTANCE.getConnector_Type(), null))); |
| } |
| return cc; |
| } catch (ParseException e) { |
| } |
| return UnexecutableCommand.INSTANCE; |
| } |
| |
| public String getPrintString(IAdaptable element, int flags) { |
| return getEditString(element, flags); |
| } |
| |
| public boolean isAffectingEvent(Object event, int flags) { |
| return false; |
| } |
| |
| public IParserEditStatus isValidEditString(IAdaptable element, String editString) { |
| return ParserEditStatus.UNEDITABLE_STATUS; |
| } |
| |
| private Connector doAdapt(IAdaptable adaptable) { |
| return (Connector) adaptable.getAdapter(EObject.class); |
| } |
| |
| private List<Association> getTypeProposals(Connector c) { |
| EObject root = c.eContainer(); |
| while(root.eContainer() != null) { |
| root = root.eContainer(); |
| } |
| if (false == root instanceof org.eclipse.uml2.uml.Package) { |
| return Collections.<Association>emptyList(); |
| } |
| List<Association> types = new LinkedList<Association>(); |
| for (Type next : ((org.eclipse.uml2.uml.Package)root).getOwnedTypes()) { |
| if (next instanceof Association) { |
| types.add((Association)next); |
| } |
| } |
| return types; |
| } |
| |
| } |