| /** |
| ******************************************************************************** |
| * Copyright (c) 2021 Robert Bosch GmbH and others. |
| * |
| * This program and the accompanying materials are made |
| * available under the terms of the Eclipse Public License 2.0 |
| * which is available at https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * ******************************************************************************* |
| */ |
| |
| package org.eclipse.app4mc.amalthea.model.edit.os.container; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Set; |
| import java.util.stream.Collectors; |
| |
| import org.eclipse.app4mc.amalthea.model.AmaltheaPackage; |
| import org.eclipse.app4mc.amalthea.model.HWModel; |
| import org.eclipse.app4mc.amalthea.model.OSModel; |
| import org.eclipse.app4mc.amalthea.model.provider.TransientItemProvider; |
| import org.eclipse.emf.common.command.Command; |
| import org.eclipse.emf.common.command.CommandWrapper; |
| import org.eclipse.emf.common.notify.AdapterFactory; |
| import org.eclipse.emf.common.notify.Notification; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.EStructuralFeature; |
| import org.eclipse.emf.edit.domain.EditingDomain; |
| import org.eclipse.emf.edit.provider.ViewerNotification; |
| |
| public class OsDefinitionContainerIP extends TransientItemProvider { |
| |
| public OsDefinitionContainerIP(final AdapterFactory adapterFactory, final OSModel parent) { |
| super(adapterFactory); |
| parent.eAdapters().add(this); |
| } |
| |
| |
| // ********** Standard TransientItemProvider section ********** |
| |
| |
| @Override |
| public List<EStructuralFeature> myFeatures() { |
| return Arrays.asList( |
| myPackage().getOSModel_SchedulerDefinitions(), |
| myPackage().getOSModel_SchedulingParameterDefinitions(), |
| myPackage().getOSModel_OsOverheads()); |
| } |
| |
| /** |
| * @see org.eclipse.emf.edit.provider.ItemProviderAdapter#getText(java.lang.Object) |
| */ |
| @Override |
| public String getText(final Object object) { |
| final StringBuilder buffer = new StringBuilder(); |
| buffer.append("Definitions ("); //$NON-NLS-1$ |
| OSModel osModel = (OSModel) getTarget(); |
| buffer.append(osModel.getSchedulerDefinitions().size() |
| + osModel.getSchedulingParameterDefinitions().size() |
| + osModel.getOsOverheads().size()); |
| buffer.append(")"); //$NON-NLS-1$ |
| |
| return buffer.toString(); |
| } |
| |
| /** |
| * @see org.eclipse.emf.edit.provider.ItemProviderAdapter#collectNewChildDescriptors(java.util.Collection, |
| * java.lang.Object) |
| */ |
| @Override |
| protected void collectNewChildDescriptors(final Collection<Object> newChildDescriptors, final Object object) { |
| super.collectNewChildDescriptors(newChildDescriptors, object); |
| newChildDescriptors.add(createChildParameter(myPackage().getOSModel_SchedulerDefinitions(), myFactory().createSchedulerDefinition())); |
| newChildDescriptors.add(createChildParameter(myPackage().getOSModel_SchedulingParameterDefinitions(), myFactory().createSchedulingParameterDefinition())); |
| newChildDescriptors.add(createChildParameter(myPackage().getOSModel_OsOverheads(), myFactory().createOsOverhead())); |
| } |
| |
| |
| // ********** Standard section for contained ItemProviderContainers ********** |
| |
| |
| private static final Set<EStructuralFeature> SPECIAL_FEATURES = new HashSet<>( |
| Arrays.asList( |
| AmaltheaPackage.eINSTANCE.getOSModel_SchedulerDefinitions(), // OS_MODEL__SCHEDULER_DEFINITIONS |
| AmaltheaPackage.eINSTANCE.getOSModel_SchedulingParameterDefinitions(), // OS_MODEL__SCHEDULING_PARAMETER_DEFINITIONS |
| AmaltheaPackage.eINSTANCE.getOSModel_OsOverheads() // OS_MODEL__OS_OVERHEADS |
| )); |
| |
| private static final Set<Integer> SPECIAL_FEATURE_IDS = |
| SPECIAL_FEATURES.stream() |
| .mapToInt(EStructuralFeature::getFeatureID).boxed() |
| .collect(Collectors.toCollection(HashSet::new)); |
| |
| // Container item providers |
| protected SchedulerDefinitionContainerIP schedulerDefinitionCIP; |
| protected SchedulingParameterDefinitionContainerIP schedulingParameterDefinitionCIP; |
| protected OsOverheadContainerIP osOverheadCIP; |
| |
| public SchedulerDefinitionContainerIP getSchedulerDefinitionsContainerIP(final OSModel osModel) { |
| if (this.schedulerDefinitionCIP == null) { |
| this.schedulerDefinitionCIP = new SchedulerDefinitionContainerIP(this.adapterFactory, osModel); |
| } |
| return this.schedulerDefinitionCIP; |
| } |
| |
| public SchedulingParameterDefinitionContainerIP getSchedulingParameterDefinitionsContainerIP(final OSModel osModel) { |
| if (this.schedulingParameterDefinitionCIP == null) { |
| this.schedulingParameterDefinitionCIP = new SchedulingParameterDefinitionContainerIP(this.adapterFactory, osModel); |
| } |
| return this.schedulingParameterDefinitionCIP; |
| } |
| |
| public OsOverheadContainerIP getOsOverheadsContainerIP(final OSModel osModel) { |
| if (this.osOverheadCIP == null) { |
| this.osOverheadCIP = new OsOverheadContainerIP(this.adapterFactory, osModel); |
| } |
| return this.osOverheadCIP; |
| } |
| |
| @Override |
| protected EStructuralFeature getChildFeature(Object object, Object child) { |
| |
| for (EStructuralFeature feature : super.getChildrenFeatures(object)) { |
| if (isValidValue(object, child, feature)) { |
| return feature; |
| } |
| } |
| return null; |
| } |
| |
| @Override |
| public Collection<? extends EStructuralFeature> getChildrenFeatures(final Object object) { |
| // Do NOT modify cached collection! |
| Set<? extends EStructuralFeature> result = new HashSet<>(super.getChildrenFeatures(object)); |
| |
| // reduce result |
| result.removeAll(SPECIAL_FEATURES); |
| |
| return result; |
| } |
| |
| @Override |
| public Collection<?> getChildren(final Object object) { |
| final List<Object> children = new ArrayList<>(super.getChildren(object)); |
| final OSModel osModel = (OSModel) getTarget(); // class is transient item providers |
| |
| // only display virtual folders if not empty (on top of the list) |
| if (!osModel.getOsOverheads().isEmpty()) |
| children.add(0, getOsOverheadsContainerIP(osModel)); |
| if (!osModel.getSchedulingParameterDefinitions().isEmpty()) |
| children.add(0, getSchedulingParameterDefinitionsContainerIP(osModel)); |
| if (!osModel.getSchedulerDefinitions().isEmpty()) |
| children.add(0, getSchedulerDefinitionsContainerIP(osModel)); |
| return children; |
| } |
| |
| @Override |
| protected Command createAddCommand(final EditingDomain domain, final EObject owner, |
| final EStructuralFeature feature, final Collection<?> collection, final int index) { |
| return createWrappedCommand(super.createAddCommand(domain, owner, feature, collection, index), owner, feature); |
| } |
| |
| @Override |
| protected Command createRemoveCommand(final EditingDomain domain, final EObject owner, |
| final EStructuralFeature feature, final Collection<?> collection) { |
| return createWrappedCommand(super.createRemoveCommand(domain, owner, feature, collection), owner, feature); |
| } |
| |
| protected Command createWrappedCommand(final Command command, final EObject owner, final EStructuralFeature feature) { |
| int featureID = feature.getFeatureID(); |
| |
| if (!SPECIAL_FEATURE_IDS.contains(featureID)) { |
| return command; |
| } |
| |
| return new CommandWrapper(command) { |
| @Override |
| public Collection<?> getAffectedObjects() { |
| Collection<?> affected = super.getAffectedObjects(); |
| if (affected.contains(owner)) { |
| if (featureID == AmaltheaPackage.OS_MODEL__SCHEDULER_DEFINITIONS) { |
| affected = Collections.singleton(getSchedulerDefinitionsContainerIP((OSModel) owner)); |
| } else if (featureID == AmaltheaPackage.OS_MODEL__SCHEDULING_PARAMETER_DEFINITIONS) { |
| affected = Collections.singleton(getSchedulingParameterDefinitionsContainerIP((OSModel) owner)); |
| } else if (featureID == AmaltheaPackage.OS_MODEL__OS_OVERHEADS) { |
| affected = Collections.singleton(getOsOverheadsContainerIP((OSModel) owner)); |
| } |
| } |
| return affected; |
| } |
| }; |
| } |
| |
| @Override |
| public void dispose() { |
| if (this.schedulerDefinitionCIP != null) { |
| this.schedulerDefinitionCIP.dispose(); |
| } |
| if (this.schedulingParameterDefinitionCIP != null) { |
| this.schedulingParameterDefinitionCIP.dispose(); |
| } |
| if (this.osOverheadCIP != null) { |
| this.osOverheadCIP.dispose(); |
| } |
| |
| super.dispose(); |
| } |
| |
| @Override |
| public void notifyChanged(final Notification notification) { |
| updateChildren(notification); |
| |
| int featureID = notification.getFeatureID(HWModel.class); |
| |
| if (SPECIAL_FEATURE_IDS.contains(featureID)) { |
| // update virtual folder labels |
| fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), true, true)); |
| } else { |
| // default |
| super.notifyChanged(notification); |
| } |
| } |
| |
| } |