/*******************************************************************************
* 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.server.model.versioning.operations.provider;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.common.util.ResourceLocator;
import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
import org.eclipse.emf.edit.provider.IItemLabelProvider;
import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
import org.eclipse.emf.edit.provider.IItemPropertySource;
import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
import org.eclipse.emf.edit.provider.ViewerNotification;
import org.eclipse.emf.emfstore.common.model.ModelElementId;
import org.eclipse.emf.emfstore.common.model.provider.IdentifiableElementItemProvider;
import org.eclipse.emf.emfstore.server.model.provider.ServerEditPlugin;
import org.eclipse.emf.emfstore.server.model.versioning.operations.AbstractOperation;
import org.eclipse.emf.emfstore.server.model.versioning.operations.OperationsPackage;
/**
* This is the item provider adapter for a {@link org.eclipse.emf.emfstore.server.model.versioning.operations.AbstractOperation} object.
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
public class AbstractOperationItemProvider extends IdentifiableElementItemProvider implements
IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
IItemPropertySource {
/**
* Constant for name and class tag separator.
*/
public static final String NAME_CLASS_TAG_SEPARATOR = "&";
/**
* Constant for name tag separator.
*/
public static final String NAME_TAG__SEPARATOR = "%";
/**
* Constant for reference type separator
*/
public static final String REFERENCE_TYPE_TAG_SEPARATOR = "#REFERENCE_TYPE_NAME#";
/**
* This constructs an instance from a factory and a notifier.
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
public AbstractOperationItemProvider(AdapterFactory adapterFactory) {
super(adapterFactory);
}
/**
* {@inheritDoc}
*
* @generated NOT
* @see org.eclipse.emf.edit.provider.ItemProviderAdapter#getChildren(java.lang.Object)
*/
@Override
public Collection<?> getChildren(Object object) {
if (object instanceof AbstractOperation) {
AbstractOperation operation = (AbstractOperation) object;
ArrayList<ModelElementId> result = new ArrayList<ModelElementId>();
ModelElementId modelElementId = operation.getModelElementId();
if (modelElementId != null) {
result.add(modelElementId);
}
result.addAll(operation.getOtherInvolvedModelElements());
return result;
}
return super.getChildren(object);
}
/**
* 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);
addNamePropertyDescriptor(object);
addDescriptionPropertyDescriptor(object);
addModelElementIdPropertyDescriptor(object);
addAcceptedPropertyDescriptor(object);
addClientDatePropertyDescriptor(object);
}
return itemPropertyDescriptors;
}
/**
* This adds a property descriptor for the Name feature.
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
protected void addNamePropertyDescriptor(Object object) {
itemPropertyDescriptors.add
(createItemPropertyDescriptor
(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
getResourceLocator(),
getString("_UI_AbstractOperation_name_feature"),
getString("_UI_PropertyDescriptor_description", "_UI_AbstractOperation_name_feature", "_UI_AbstractOperation_type"),
OperationsPackage.Literals.ABSTRACT_OPERATION__NAME,
true,
false,
false,
ItemPropertyDescriptor.GENERIC_VALUE_IMAGE,
null,
null));
}
/**
* This adds a property descriptor for the Description feature.
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
protected void addDescriptionPropertyDescriptor(Object object) {
itemPropertyDescriptors.add
(createItemPropertyDescriptor
(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
getResourceLocator(),
getString("_UI_AbstractOperation_description_feature"),
getString("_UI_PropertyDescriptor_description", "_UI_AbstractOperation_description_feature", "_UI_AbstractOperation_type"),
OperationsPackage.Literals.ABSTRACT_OPERATION__DESCRIPTION,
true,
false,
false,
ItemPropertyDescriptor.GENERIC_VALUE_IMAGE,
null,
null));
}
/**
* This adds a property descriptor for the Model Element Id feature.
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
protected void addModelElementIdPropertyDescriptor(Object object) {
itemPropertyDescriptors.add
(createItemPropertyDescriptor
(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
getResourceLocator(),
getString("_UI_AbstractOperation_modelElementId_feature"),
getString("_UI_PropertyDescriptor_description", "_UI_AbstractOperation_modelElementId_feature", "_UI_AbstractOperation_type"),
OperationsPackage.Literals.ABSTRACT_OPERATION__MODEL_ELEMENT_ID,
true,
false,
true,
null,
null,
null));
}
/**
* This adds a property descriptor for the Accepted feature.
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
protected void addAcceptedPropertyDescriptor(Object object) {
itemPropertyDescriptors.add
(createItemPropertyDescriptor
(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
getResourceLocator(),
getString("_UI_AbstractOperation_accepted_feature"),
getString("_UI_PropertyDescriptor_description", "_UI_AbstractOperation_accepted_feature", "_UI_AbstractOperation_type"),
OperationsPackage.Literals.ABSTRACT_OPERATION__ACCEPTED,
true,
false,
false,
ItemPropertyDescriptor.BOOLEAN_VALUE_IMAGE,
null,
null));
}
/**
* This adds a property descriptor for the Client Date feature.
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
protected void addClientDatePropertyDescriptor(Object object) {
itemPropertyDescriptors.add
(createItemPropertyDescriptor
(((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
getResourceLocator(),
getString("_UI_AbstractOperation_clientDate_feature"),
getString("_UI_PropertyDescriptor_description", "_UI_AbstractOperation_clientDate_feature", "_UI_AbstractOperation_type"),
OperationsPackage.Literals.ABSTRACT_OPERATION__CLIENT_DATE,
true,
false,
false,
ItemPropertyDescriptor.GENERIC_VALUE_IMAGE,
null,
null));
}
/**
* This returns AbstractOperation.gif.
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
@Override
public Object getImage(Object object) {
return overlayImage(object, getResourceLocator().getImage("full/obj16/AbstractOperation"));
}
/**
* This returns the label text for the adapted class.
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
@Override
public String getText(Object object) {
String label = ((AbstractOperation)object).getName();
return label == null || label.length() == 0 ?
getString("_UI_AbstractOperation_type") :
getString("_UI_AbstractOperation_type") + " " + label;
}
/**
* 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 --> <!-- end-user-doc
* -->
*
* @generated
*/
@Override
public void notifyChanged(Notification notification) {
updateChildren(notification);
switch (notification.getFeatureID(AbstractOperation.class)) {
case OperationsPackage.ABSTRACT_OPERATION__NAME:
case OperationsPackage.ABSTRACT_OPERATION__DESCRIPTION:
case OperationsPackage.ABSTRACT_OPERATION__ACCEPTED:
case OperationsPackage.ABSTRACT_OPERATION__CLIENT_DATE:
fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), false, true));
return;
}
super.notifyChanged(notification);
}
/**
* 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);
}
/**
* Return the resource locator for this item provider's resources.
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
@Override
public ResourceLocator getResourceLocator() {
return ServerEditPlugin.INSTANCE;
}
public static String getModelElementName(ModelElementId modelElementId) {
return NAME_TAG__SEPARATOR + modelElementId.getId() + NAME_TAG__SEPARATOR;
}
public static String getModelElementNames(List<ModelElementId> modelElementIds) {
StringBuilder builder = new StringBuilder();
for (ModelElementId modelElementId : modelElementIds) {
builder.append(NAME_TAG__SEPARATOR);
builder.append(modelElementId.getId());
builder.append(NAME_TAG__SEPARATOR);
builder.append(", ");
}
if (modelElementIds.size() > 0) {
builder.replace(builder.lastIndexOf(NAME_TAG__SEPARATOR + ", "), builder.length(), NAME_TAG__SEPARATOR);
}
if (modelElementIds.size() > 1) {
builder.replace(builder.lastIndexOf(NAME_TAG__SEPARATOR + ", "),
builder.lastIndexOf(NAME_TAG__SEPARATOR + ", ") + 3, NAME_TAG__SEPARATOR + " and ");
}
return builder.toString();
}
public static String getModelElementClassAndName(ModelElementId modelElementId) {
if (modelElementId == null) {
return "(Unkown Element)";
}
return NAME_CLASS_TAG_SEPARATOR + modelElementId.getId() + NAME_CLASS_TAG_SEPARATOR;
}
/**
* Returns a comma separated list of class names and model names. {id1, id2} will become
* "Comment 'some comment', LeafSection 'section title'"
*
* @param idList the list of model element IDs to return the names for
* @return
*/
public static String getModelElementClassesAndNames(EList<ModelElementId> idList, String typeName) {
StringBuilder sb = new StringBuilder();
if (idList.size() > 2) {
return idList.size() + " " + typeName + "s";
}
for (int i = 0; i < idList.size(); i++) {
if (i > 0 && i == idList.size() - 1) {
sb.append(" and ");
} else if (i > 0) {
sb.append(", ");
}
ModelElementId id = idList.get(i);
sb.append(getModelElementClassAndName(id));
}
return sb.toString();
}
private static final int MAX_NAME_SIZE = 30;
protected String trim(Object object) {
if (object == null) {
return "(null)";
}
String string = object.toString();
String result = string.trim();
if (result.length() > MAX_NAME_SIZE) {
return result.substring(0, MAX_NAME_SIZE) + "...";
}
if (result.length() == 0) {
return "(empty)";
}
return result;
}
}