/******************************************************************************* | |
* Copyright (c) 2011, 2012 Formal Mind GmbH and University of Dusseldorf. | |
* 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: | |
* Michael Jastram - initial API and implementation | |
******************************************************************************/ | |
package org.eclipse.rmf.reqif10.pror.provider; | |
import java.util.Collection; | |
import java.util.HashSet; | |
import java.util.List; | |
import java.util.Set; | |
import org.eclipse.emf.common.command.Command; | |
import org.eclipse.emf.common.command.CompoundCommand; | |
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.ecore.InternalEObject; | |
import org.eclipse.emf.ecore.impl.ENotificationImpl; | |
import org.eclipse.emf.edit.domain.EditingDomain; | |
import org.eclipse.emf.edit.provider.IItemPropertyDescriptor; | |
import org.eclipse.emf.edit.provider.ViewerNotification; | |
import org.eclipse.rmf.reqif10.AttributeDefinition; | |
import org.eclipse.rmf.reqif10.ReqIF; | |
import org.eclipse.rmf.reqif10.ReqIF10Factory; | |
import org.eclipse.rmf.reqif10.ReqIF10Package; | |
import org.eclipse.rmf.reqif10.ReqIFContent; | |
import org.eclipse.rmf.reqif10.SpecElementWithAttributes; | |
import org.eclipse.rmf.reqif10.SpecObject; | |
import org.eclipse.rmf.reqif10.SpecRelation; | |
import org.eclipse.rmf.reqif10.SpecType; | |
import org.eclipse.rmf.reqif10.Specification; | |
import org.eclipse.rmf.reqif10.common.util.ReqIF10Util; | |
import org.eclipse.rmf.reqif10.pror.util.ProrUtil; | |
import org.eclipse.rmf.reqif10.util.ReqIF10Switch; | |
/** | |
* This is the item provider adapter for a {@link org.eclipse.rmf.reqif10.SpecType} object. | |
* <!-- begin-user-doc --> <!-- | |
* end-user-doc --> | |
* @generated | |
*/ | |
public class SpecTypeItemProvider extends IdentifiableItemProvider { | |
/** | |
* This constructs an instance from a factory and a notifier. <!-- | |
* begin-user-doc --> <!-- end-user-doc --> | |
* | |
* @generated | |
*/ | |
public SpecTypeItemProvider(AdapterFactory adapterFactory) { | |
super(adapterFactory); | |
} | |
/** | |
* This returns the property descriptors for the adapted class. <!-- | |
* begin-user-doc --> <!-- end-user-doc --> | |
* | |
* @generated | |
*/ | |
@Override | |
public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) { | |
if (itemPropertyDescriptors == null) { | |
super.getPropertyDescriptors(object); | |
} | |
return itemPropertyDescriptors; | |
} | |
/** | |
* This specifies how to implement {@link #getChildren} and is used to deduce an appropriate feature for an | |
* {@link org.eclipse.emf.edit.command.AddCommand}, {@link org.eclipse.emf.edit.command.RemoveCommand} or | |
* {@link org.eclipse.emf.edit.command.MoveCommand} in {@link #createCommand}. | |
* <!-- begin-user-doc --> <!-- end-user-doc --> | |
* @generated | |
*/ | |
@Override | |
public Collection<? extends EStructuralFeature> getChildrenFeatures( | |
Object object) { | |
if (childrenFeatures == null) { | |
super.getChildrenFeatures(object); | |
childrenFeatures.add(ReqIF10Package.Literals.SPEC_TYPE__SPEC_ATTRIBUTES); | |
} | |
return childrenFeatures; | |
} | |
/** | |
* <!-- begin-user-doc --> <!-- end-user-doc --> | |
* @generated | |
*/ | |
@Override | |
protected EStructuralFeature getChildFeature(Object object, Object child) { | |
// Check the type of the specified child object and return the proper feature to use for | |
// adding (see {@link AddCommand}) it as a child. | |
return super.getChildFeature(object, child); | |
} | |
/** | |
* <!-- begin-user-doc --> | |
* <!-- end-user-doc --> | |
* @generated | |
*/ | |
@Override | |
protected boolean shouldComposeCreationImage() { | |
return true; | |
} | |
@Override | |
public Object getImage(Object object) { | |
return overlayImage(object, getResourceLocator().getImage("full/obj16/SpecType.png")); | |
} | |
/** | |
* This returns the label text for the adapted class. | |
* <!-- begin-user-doc | |
* --> <!-- end-user-doc --> | |
* @generated NOT | |
*/ | |
@Override | |
public String getText(Object object) { | |
String typeName = ProrUtil.substractPrefixPostfix(object, "", "TypeImpl"); | |
String label = ((SpecType)object).getLongName(); | |
label = label == null || label.length() == 0 ? | |
getString("_UI_Unnamed_Element") : | |
label; | |
return label + " (" + typeName + ")"; | |
} | |
/** | |
* This handles model notifications by calling {@link #updateChildren} to update any cached | |
* children and by creating a viewer notification, which it passes to {@link #fireNotifyChanged}. | |
* <!-- begin-user-doc --> | |
* On any change do we also notifiy all {@link SpecElementWithAttributes} that use this type. | |
* <!-- end-user-doc --> | |
* @generated NOT | |
*/ | |
@Override | |
public void notifyChanged(Notification notification) { | |
updateChildren(notification); | |
switch (notification.getFeatureID(SpecType.class)) { | |
case ReqIF10Package.SPEC_TYPE__SPEC_ATTRIBUTES: | |
fireNotifyChanged(new ViewerNotification(notification, | |
notification.getNotifier(), true, false)); | |
// no return here on purpose! | |
case ReqIF10Package.SPEC_TYPE__LONG_NAME: | |
notifyAllSpecElementWithAttributesTypeChange( | |
(SpecType) notification.getNotifier(), adapterFactory); | |
// no return here on purpose! | |
} | |
super.notifyChanged(notification); | |
} | |
/** | |
* Notifies all SpecElements when any aspect of the associated SpecType changes. | |
*/ | |
private void notifyAllSpecElementWithAttributesTypeChange( | |
final SpecType specType, AdapterFactory adapterFactory) { | |
ReqIF reqif = ReqIF10Util.getReqIF(specType); | |
if (reqif != null) { | |
ReqIF10Switch<SpecElementWithAttributes> visitor = new ReqIF10Switch<SpecElementWithAttributes>() { | |
@Override | |
public SpecElementWithAttributes caseSpecObject( | |
SpecObject object) { | |
object.eNotify(new ENotificationImpl( | |
(InternalEObject) object, Notification.SET, | |
ReqIF10Package.Literals.SPEC_OBJECT__TYPE, | |
specType, specType)); | |
return object; | |
} | |
@Override | |
public SpecElementWithAttributes caseSpecification( | |
Specification object) { | |
object.eNotify(new ENotificationImpl( | |
(InternalEObject) object, Notification.SET, | |
ReqIF10Package.Literals.SPECIFICATION__TYPE, | |
specType, specType)); | |
return object; | |
} | |
@Override | |
public SpecElementWithAttributes caseSpecRelation( | |
SpecRelation object) { | |
object.eNotify(new ENotificationImpl( | |
(InternalEObject) object, Notification.SET, | |
ReqIF10Package.Literals.SPEC_RELATION__TYPE, | |
specType, specType)); | |
return object; | |
} | |
}; | |
ProrUtil.visitAllSpecElementsWithAttributes(reqif, visitor); | |
} | |
} | |
/** | |
* This adds {@link org.eclipse.emf.edit.command.CommandParameter}s | |
* describing the children that can be created under this object. <!-- | |
* begin-user-doc --> <!-- end-user-doc --> | |
* | |
* @generated | |
*/ | |
@Override | |
protected void collectNewChildDescriptors( | |
Collection<Object> newChildDescriptors, Object object) { | |
super.collectNewChildDescriptors(newChildDescriptors, object); | |
newChildDescriptors.add | |
(createChildParameter | |
(ReqIF10Package.Literals.SPEC_TYPE__SPEC_ATTRIBUTES, | |
ReqIF10Factory.eINSTANCE.createAttributeDefinitionXHTML())); | |
newChildDescriptors.add | |
(createChildParameter | |
(ReqIF10Package.Literals.SPEC_TYPE__SPEC_ATTRIBUTES, | |
ReqIF10Factory.eINSTANCE.createAttributeDefinitionBoolean())); | |
newChildDescriptors.add | |
(createChildParameter | |
(ReqIF10Package.Literals.SPEC_TYPE__SPEC_ATTRIBUTES, | |
ReqIF10Factory.eINSTANCE.createAttributeDefinitionDate())); | |
newChildDescriptors.add | |
(createChildParameter | |
(ReqIF10Package.Literals.SPEC_TYPE__SPEC_ATTRIBUTES, | |
ReqIF10Factory.eINSTANCE.createAttributeDefinitionEnumeration())); | |
newChildDescriptors.add | |
(createChildParameter | |
(ReqIF10Package.Literals.SPEC_TYPE__SPEC_ATTRIBUTES, | |
ReqIF10Factory.eINSTANCE.createAttributeDefinitionInteger())); | |
newChildDescriptors.add | |
(createChildParameter | |
(ReqIF10Package.Literals.SPEC_TYPE__SPEC_ATTRIBUTES, | |
ReqIF10Factory.eINSTANCE.createAttributeDefinitionReal())); | |
newChildDescriptors.add | |
(createChildParameter | |
(ReqIF10Package.Literals.SPEC_TYPE__SPEC_ATTRIBUTES, | |
ReqIF10Factory.eINSTANCE.createAttributeDefinitionString())); | |
} | |
/** | |
* If we add an AttributeDefinition, we also have to update all | |
* {@link SpecElementWithAttributes} that use it. We do this by re-setting | |
* the type on those specElements. | |
*/ | |
@Override | |
protected Command createAddCommand(EditingDomain domain, EObject owner, | |
EStructuralFeature feature, Collection<?> collection, int index) { | |
if (feature == ReqIF10Package.Literals.SPEC_TYPE__SPEC_ATTRIBUTES) { | |
SpecType specType = (SpecType) owner; | |
Set<Object> attrs = new HashSet<Object>( | |
specType.getSpecAttributes()); | |
attrs.addAll(collection); | |
CompoundCommand cmd = adjustValuesForSpecAttributesVisitor(domain, | |
specType, attrs); | |
cmd.append(super.createAddCommand(domain, owner, feature, | |
collection, index)); | |
return cmd; | |
} | |
return super | |
.createAddCommand(domain, owner, feature, collection, index); | |
} | |
/** | |
* If we add an AttributeDefinition, we also have to update all | |
* {@link SpecElementWithAttributes} that use it. We do this by re-setting | |
* the type on those specElements. | |
*/ | |
@Override | |
protected Command createRemoveCommand(EditingDomain domain, EObject owner, | |
EStructuralFeature feature, Collection<?> collection) { | |
if (feature == ReqIF10Package.Literals.SPEC_TYPE__SPEC_ATTRIBUTES) { | |
SpecType specType = (SpecType) owner; | |
Set<Object> attrs = new HashSet<Object>( | |
specType.getSpecAttributes()); | |
attrs.removeAll(collection); | |
CompoundCommand cmd = adjustValuesForSpecAttributesVisitor(domain, | |
specType, attrs); | |
cmd.append(super.createRemoveCommand(domain, owner, feature, | |
collection)); | |
return cmd; | |
} | |
return super.createRemoveCommand(domain, owner, feature, collection); | |
} | |
/** | |
* Builds a command that adjusts values to SpecElements that have the given | |
* type. | |
*/ | |
private CompoundCommand adjustValuesForSpecAttributesVisitor( | |
final EditingDomain domain, final SpecType specType, | |
final Collection<?> newAttributeDefinitions) { | |
final CompoundCommand cmd = new CompoundCommand(); | |
ReqIF reqif = ReqIF10Util.getReqIF(specType); | |
if (reqif == null) { | |
return cmd; | |
} | |
ReqIF10Switch<?> visitor = new ReqIF10Switch<SpecElementWithAttributes>() { | |
@SuppressWarnings("unchecked") | |
@Override | |
public SpecElementWithAttributes caseSpecElementWithAttributes( | |
SpecElementWithAttributes object) { | |
SpecType type = ReqIF10Util.getSpecType(object); | |
if (specType.equals(type)) { | |
CompoundCommand adjustValuesCommand = ProrUtil | |
.createValueAdjustCommand( | |
domain, | |
object, | |
(Collection<AttributeDefinition>) newAttributeDefinitions); | |
if (!adjustValuesCommand.isEmpty()) { | |
cmd.append(adjustValuesCommand); | |
} | |
} | |
return object; | |
} | |
}; | |
ProrUtil.visitAllSpecElementsWithAttributes(reqif, visitor); | |
return cmd; | |
} | |
/** | |
* Use the virtual intermediate provider as the parent, rather than | |
* {@link ReqIFContentItemProvider}. | |
*/ | |
@Override | |
public Object getParent(Object object) { | |
ReqIFContent content = ((ReqIFContent) super.getParent(object)); | |
if (content == null) | |
return null; | |
ReqIFContentItemProvider reqifProvider = (ReqIFContentItemProvider) ProrUtil | |
.getItemProvider(adapterFactory, content); | |
return reqifProvider != null ? reqifProvider | |
.getVirtualSpecTypes(content) : null; | |
} | |
} |