/*
 * Copyright (c) 2005, 2007 IBM Corporation and others.
 * 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:
 *   IBM - initial API and implementation
 *
 * $Id: DependencyItemProvider.java,v 1.7 2007/01/05 21:49:16 khussey Exp $
 */
package org.eclipse.uml2.uml.edit.providers;

import java.util.Collection;
import java.util.Iterator;
import java.util.List;

import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.common.notify.Notification;

import org.eclipse.emf.common.util.ResourceLocator;

import org.eclipse.emf.edit.command.CommandParameter;
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.ViewerNotification;

import org.eclipse.uml2.common.util.UML2Util;
import org.eclipse.uml2.uml.Dependency;
import org.eclipse.uml2.uml.NamedElement;
import org.eclipse.uml2.uml.UMLPackage;

import org.eclipse.uml2.uml.edit.UMLEditPlugin;

/**
 * This is the item provider adapter for a {@link org.eclipse.uml2.uml.Dependency} object.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public class DependencyItemProvider
		extends PackageableElementItemProvider
		implements IEditingDomainItemProvider, IStructuredItemContentProvider,
		ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {

	/**
	 * This constructs an instance from a factory and a notifier.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public DependencyItemProvider(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);

			addRelatedElementPropertyDescriptor(object);
			addSourcePropertyDescriptor(object);
			addTargetPropertyDescriptor(object);
			addSupplierPropertyDescriptor(object);
			addClientPropertyDescriptor(object);
		}
		return itemPropertyDescriptors;
	}

	/**
	 * This adds a property descriptor for the Related Element feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addRelatedElementPropertyDescriptor(Object object) {
		itemPropertyDescriptors
			.add(createItemPropertyDescriptor(
				((ComposeableAdapterFactory) adapterFactory)
					.getRootAdapterFactory(),
				getResourceLocator(),
				getString("_UI_Relationship_relatedElement_feature"), //$NON-NLS-1$
				getString(
					"_UI_PropertyDescriptor_description", "_UI_Relationship_relatedElement_feature", "_UI_Relationship_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
				UMLPackage.Literals.RELATIONSHIP__RELATED_ELEMENT, false,
				false, false, null, null,
				new String[]{"org.eclipse.ui.views.properties.expert" //$NON-NLS-1$
				}));
	}

	/**
	 * This adds a property descriptor for the Source feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addSourcePropertyDescriptor(Object object) {
		itemPropertyDescriptors
			.add(createItemPropertyDescriptor(
				((ComposeableAdapterFactory) adapterFactory)
					.getRootAdapterFactory(),
				getResourceLocator(),
				getString("_UI_DirectedRelationship_source_feature"), //$NON-NLS-1$
				getString(
					"_UI_PropertyDescriptor_description", "_UI_DirectedRelationship_source_feature", "_UI_DirectedRelationship_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
				UMLPackage.Literals.DIRECTED_RELATIONSHIP__SOURCE, false,
				false, false, null, null,
				new String[]{"org.eclipse.ui.views.properties.expert" //$NON-NLS-1$
				}));
	}

	/**
	 * This adds a property descriptor for the Target feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addTargetPropertyDescriptor(Object object) {
		itemPropertyDescriptors
			.add(createItemPropertyDescriptor(
				((ComposeableAdapterFactory) adapterFactory)
					.getRootAdapterFactory(),
				getResourceLocator(),
				getString("_UI_DirectedRelationship_target_feature"), //$NON-NLS-1$
				getString(
					"_UI_PropertyDescriptor_description", "_UI_DirectedRelationship_target_feature", "_UI_DirectedRelationship_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
				UMLPackage.Literals.DIRECTED_RELATIONSHIP__TARGET, false,
				false, false, null, null,
				new String[]{"org.eclipse.ui.views.properties.expert" //$NON-NLS-1$
				}));
	}

	/**
	 * This adds a property descriptor for the Supplier feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addSupplierPropertyDescriptor(Object object) {
		itemPropertyDescriptors
			.add(createItemPropertyDescriptor(
				((ComposeableAdapterFactory) adapterFactory)
					.getRootAdapterFactory(),
				getResourceLocator(),
				getString("_UI_Dependency_supplier_feature"), //$NON-NLS-1$
				getString(
					"_UI_PropertyDescriptor_description", "_UI_Dependency_supplier_feature", "_UI_Dependency_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
				UMLPackage.Literals.DEPENDENCY__SUPPLIER, true, false, true,
				null, null, null));
	}

	/**
	 * This adds a property descriptor for the Client feature.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected void addClientPropertyDescriptor(Object object) {
		itemPropertyDescriptors
			.add(createItemPropertyDescriptor(
				((ComposeableAdapterFactory) adapterFactory)
					.getRootAdapterFactory(),
				getResourceLocator(),
				getString("_UI_Dependency_client_feature"), //$NON-NLS-1$
				getString(
					"_UI_PropertyDescriptor_description", "_UI_Dependency_client_feature", "_UI_Dependency_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
				UMLPackage.Literals.DEPENDENCY__CLIENT, true, false, true,
				null, null, null));
	}

	/**
	 * This returns Dependency.gif.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object getImage(Object object) {
		return overlayImage(object, getResourceLocator().getImage(
			"full/obj16/Dependency")); //$NON-NLS-1$
	}

	/**
	 * This returns the label text for the adapted class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated NOT
	 */
	@Override
	public String getText(Object object) {
		StringBuffer text = appendType(appendKeywords(new StringBuffer(),
			object), "_UI_Dependency_type"); //$NON-NLS-1$

		Dependency dependency = (Dependency) object;
		String label = dependency.getLabel(shouldTranslate());

		if (!UML2Util.isEmpty(label)) {
			appendString(text, label);
		} else {

			for (Iterator<NamedElement> suppliers = dependency.getSuppliers()
				.iterator(); suppliers.hasNext();) {

				NamedElement supplier = suppliers.next();
				String supplierLabel = supplier.getLabel(shouldTranslate());

				if (!UML2Util.isEmpty(supplierLabel)) {
					appendString(text, supplierLabel);
				} else {
					appendType(text, supplier);
				}

				if (suppliers.hasNext()) {
					text.append(',');
				}
			}
		}

		return text.toString();
	}

	/**
	 * 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(Dependency.class)) {
			case UMLPackage.DEPENDENCY__SUPPLIER :
				fireNotifyChanged(new ViewerNotification(notification,
					notification.getNotifier(), false, true));
				return;
		}
		super.notifyChanged(notification);
	}

	/**
	 * This adds to the collection of {@link org.eclipse.emf.edit.command.CommandParameter}s
	 * describing all of the children that can be created under this object.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	protected void collectNewChildDescriptors(
			Collection<CommandParameter> 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 UMLEditPlugin.INSTANCE;
	}

}