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/*
 * Copyright (c) 2012 - 2024 Data In Motion and others.
 * All rights reserved. 
 * 
 * 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
 * 
 * Contributors:
 *      Mark Hoffmann - initial API and implementation
 */
package org.omg.bpmn.bpmn2.impl;

import java.util.Collection;

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

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

import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.InternalEObject;

import org.eclipse.emf.ecore.impl.ENotificationImpl;

import org.eclipse.emf.ecore.util.EObjectContainmentEList;
import org.eclipse.emf.ecore.util.InternalEList;

import org.omg.bpmn.bpmn2.Bpmn2Package;
import org.omg.bpmn.bpmn2.Resource;
import org.omg.bpmn.bpmn2.ResourceAssignmentExpression;
import org.omg.bpmn.bpmn2.ResourceParameterBinding;
import org.omg.bpmn.bpmn2.ResourceRole;

/**
 * 
 * An implementation of the model object 'Resource Role'.
 * 
 * 
 * The following features are implemented:
 * 
 * 
 *   {@link org.omg.bpmn.bpmn2.impl.ResourceRoleImpl#getResourceRef Resource Ref}
 *   {@link org.omg.bpmn.bpmn2.impl.ResourceRoleImpl#getResourceParameterBindings Resource Parameter Bindings}
 *   {@link org.omg.bpmn.bpmn2.impl.ResourceRoleImpl#getResourceAssignmentExpression Resource Assignment Expression}
 *   {@link org.omg.bpmn.bpmn2.impl.ResourceRoleImpl#getName Name}
 * 
 *
 * @generated
 */
public class ResourceRoleImpl extends BaseElementImpl implements ResourceRole {
	/**
	 * The cached value of the '{@link #getResourceRef() Resource Ref}' reference.
	 * 
	 * 
	 * @see #getResourceRef()
	 * @generated
	 * @ordered
	 */
	protected Resource resourceRef;

	/**
	 * The cached value of the '{@link #getResourceParameterBindings() Resource Parameter Bindings}' containment reference list.
	 * 
	 * 
	 * @see #getResourceParameterBindings()
	 * @generated
	 * @ordered
	 */
	protected EList resourceParameterBindings;

	/**
	 * The cached value of the '{@link #getResourceAssignmentExpression() Resource Assignment Expression}' containment reference.
	 * 
	 * 
	 * @see #getResourceAssignmentExpression()
	 * @generated
	 * @ordered
	 */
	protected ResourceAssignmentExpression resourceAssignmentExpression;

	/**
	 * The default value of the '{@link #getName() Name}' attribute.
	 * 
	 * 
	 * @see #getName()
	 * @generated
	 * @ordered
	 */
	protected static final String NAME_EDEFAULT = null;

	/**
	 * The cached value of the '{@link #getName() Name}' attribute.
	 * 
	 * 
	 * @see #getName()
	 * @generated
	 * @ordered
	 */
	protected String name = NAME_EDEFAULT;

	/**
	 * 
	 * 
	 * @generated
	 */
	protected ResourceRoleImpl() {
		super();
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	protected EClass eStaticClass() {
		return Bpmn2Package.eINSTANCE.getResourceRole();
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public Resource getResourceRef() {
		if (resourceRef != null && resourceRef.eIsProxy()) {
			InternalEObject oldResourceRef = (InternalEObject)resourceRef;
			resourceRef = (Resource)eResolveProxy(oldResourceRef);
			if (resourceRef != oldResourceRef) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, Bpmn2Package.RESOURCE_ROLE__RESOURCE_REF, oldResourceRef, resourceRef));
			}
		}
		return resourceRef;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	public Resource basicGetResourceRef() {
		return resourceRef;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public void setResourceRef(Resource newResourceRef) {
		Resource oldResourceRef = resourceRef;
		resourceRef = newResourceRef;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, Bpmn2Package.RESOURCE_ROLE__RESOURCE_REF, oldResourceRef, resourceRef));
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public EList getResourceParameterBindings() {
		if (resourceParameterBindings == null) {
			resourceParameterBindings = new EObjectContainmentEList(ResourceParameterBinding.class, this, Bpmn2Package.RESOURCE_ROLE__RESOURCE_PARAMETER_BINDINGS);
		}
		return resourceParameterBindings;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public ResourceAssignmentExpression getResourceAssignmentExpression() {
		return resourceAssignmentExpression;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	public NotificationChain basicSetResourceAssignmentExpression(ResourceAssignmentExpression newResourceAssignmentExpression, NotificationChain msgs) {
		ResourceAssignmentExpression oldResourceAssignmentExpression = resourceAssignmentExpression;
		resourceAssignmentExpression = newResourceAssignmentExpression;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, Bpmn2Package.RESOURCE_ROLE__RESOURCE_ASSIGNMENT_EXPRESSION, oldResourceAssignmentExpression, newResourceAssignmentExpression);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public void setResourceAssignmentExpression(ResourceAssignmentExpression newResourceAssignmentExpression) {
		if (newResourceAssignmentExpression != resourceAssignmentExpression) {
			NotificationChain msgs = null;
			if (resourceAssignmentExpression != null)
				msgs = ((InternalEObject)resourceAssignmentExpression).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - Bpmn2Package.RESOURCE_ROLE__RESOURCE_ASSIGNMENT_EXPRESSION, null, msgs);
			if (newResourceAssignmentExpression != null)
				msgs = ((InternalEObject)newResourceAssignmentExpression).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - Bpmn2Package.RESOURCE_ROLE__RESOURCE_ASSIGNMENT_EXPRESSION, null, msgs);
			msgs = basicSetResourceAssignmentExpression(newResourceAssignmentExpression, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, Bpmn2Package.RESOURCE_ROLE__RESOURCE_ASSIGNMENT_EXPRESSION, newResourceAssignmentExpression, newResourceAssignmentExpression));
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public String getName() {
		return name;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public void setName(String newName) {
		String oldName = name;
		name = newName;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, Bpmn2Package.RESOURCE_ROLE__NAME, oldName, name));
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case Bpmn2Package.RESOURCE_ROLE__RESOURCE_PARAMETER_BINDINGS:
				return ((InternalEList)getResourceParameterBindings()).basicRemove(otherEnd, msgs);
			case Bpmn2Package.RESOURCE_ROLE__RESOURCE_ASSIGNMENT_EXPRESSION:
				return basicSetResourceAssignmentExpression(null, msgs);
		}
		return super.eInverseRemove(otherEnd, featureID, msgs);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case Bpmn2Package.RESOURCE_ROLE__RESOURCE_REF:
				if (resolve) return getResourceRef();
				return basicGetResourceRef();
			case Bpmn2Package.RESOURCE_ROLE__RESOURCE_PARAMETER_BINDINGS:
				return getResourceParameterBindings();
			case Bpmn2Package.RESOURCE_ROLE__RESOURCE_ASSIGNMENT_EXPRESSION:
				return getResourceAssignmentExpression();
			case Bpmn2Package.RESOURCE_ROLE__NAME:
				return getName();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@SuppressWarnings("unchecked")
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case Bpmn2Package.RESOURCE_ROLE__RESOURCE_REF:
				setResourceRef((Resource)newValue);
				return;
			case Bpmn2Package.RESOURCE_ROLE__RESOURCE_PARAMETER_BINDINGS:
				getResourceParameterBindings().clear();
				getResourceParameterBindings().addAll((Collection)newValue);
				return;
			case Bpmn2Package.RESOURCE_ROLE__RESOURCE_ASSIGNMENT_EXPRESSION:
				setResourceAssignmentExpression((ResourceAssignmentExpression)newValue);
				return;
			case Bpmn2Package.RESOURCE_ROLE__NAME:
				setName((String)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case Bpmn2Package.RESOURCE_ROLE__RESOURCE_REF:
				setResourceRef((Resource)null);
				return;
			case Bpmn2Package.RESOURCE_ROLE__RESOURCE_PARAMETER_BINDINGS:
				getResourceParameterBindings().clear();
				return;
			case Bpmn2Package.RESOURCE_ROLE__RESOURCE_ASSIGNMENT_EXPRESSION:
				setResourceAssignmentExpression((ResourceAssignmentExpression)null);
				return;
			case Bpmn2Package.RESOURCE_ROLE__NAME:
				setName(NAME_EDEFAULT);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case Bpmn2Package.RESOURCE_ROLE__RESOURCE_REF:
				return resourceRef != null;
			case Bpmn2Package.RESOURCE_ROLE__RESOURCE_PARAMETER_BINDINGS:
				return resourceParameterBindings != null && !resourceParameterBindings.isEmpty();
			case Bpmn2Package.RESOURCE_ROLE__RESOURCE_ASSIGNMENT_EXPRESSION:
				return resourceAssignmentExpression != null;
			case Bpmn2Package.RESOURCE_ROLE__NAME:
				return NAME_EDEFAULT == null ? name != null : !NAME_EDEFAULT.equals(name);
		}
		return super.eIsSet(featureID);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public String toString() {
		if (eIsProxy()) return super.toString();

		StringBuilder result = new StringBuilder(super.toString());
		result.append(" (name: ");
		result.append(name);
		result.append(')');
		return result.toString();
	}

} //ResourceRoleImpl