/**
 */
package org.hl7.fhir.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.hl7.fhir.CodeableConcept;
import org.hl7.fhir.ContractActor;
import org.hl7.fhir.FhirPackage;
import org.hl7.fhir.Reference;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Contract Actor</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link org.hl7.fhir.impl.ContractActorImpl#getEntity <em>Entity</em>}</li>
 *   <li>{@link org.hl7.fhir.impl.ContractActorImpl#getRole <em>Role</em>}</li>
 * </ul>
 *
 * @generated
 */
public class ContractActorImpl extends BackboneElementImpl implements ContractActor {
	/**
	 * The cached value of the '{@link #getEntity() <em>Entity</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getEntity()
	 * @generated
	 * @ordered
	 */
	protected Reference entity;

	/**
	 * The cached value of the '{@link #getRole() <em>Role</em>}' containment reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getRole()
	 * @generated
	 * @ordered
	 */
	protected EList<CodeableConcept> role;

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected ContractActorImpl() {
		super();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	protected EClass eStaticClass() {
		return FhirPackage.eINSTANCE.getContractActor();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Reference getEntity() {
		return entity;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetEntity(Reference newEntity, NotificationChain msgs) {
		Reference oldEntity = entity;
		entity = newEntity;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, FhirPackage.CONTRACT_ACTOR__ENTITY, oldEntity, newEntity);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setEntity(Reference newEntity) {
		if (newEntity != entity) {
			NotificationChain msgs = null;
			if (entity != null)
				msgs = ((InternalEObject)entity).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - FhirPackage.CONTRACT_ACTOR__ENTITY, null, msgs);
			if (newEntity != null)
				msgs = ((InternalEObject)newEntity).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - FhirPackage.CONTRACT_ACTOR__ENTITY, null, msgs);
			msgs = basicSetEntity(newEntity, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, FhirPackage.CONTRACT_ACTOR__ENTITY, newEntity, newEntity));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<CodeableConcept> getRole() {
		if (role == null) {
			role = new EObjectContainmentEList<CodeableConcept>(CodeableConcept.class, this, FhirPackage.CONTRACT_ACTOR__ROLE);
		}
		return role;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case FhirPackage.CONTRACT_ACTOR__ENTITY:
				return basicSetEntity(null, msgs);
			case FhirPackage.CONTRACT_ACTOR__ROLE:
				return ((InternalEList<?>)getRole()).basicRemove(otherEnd, msgs);
		}
		return super.eInverseRemove(otherEnd, featureID, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case FhirPackage.CONTRACT_ACTOR__ENTITY:
				return getEntity();
			case FhirPackage.CONTRACT_ACTOR__ROLE:
				return getRole();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@SuppressWarnings("unchecked")
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case FhirPackage.CONTRACT_ACTOR__ENTITY:
				setEntity((Reference)newValue);
				return;
			case FhirPackage.CONTRACT_ACTOR__ROLE:
				getRole().clear();
				getRole().addAll((Collection<? extends CodeableConcept>)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case FhirPackage.CONTRACT_ACTOR__ENTITY:
				setEntity((Reference)null);
				return;
			case FhirPackage.CONTRACT_ACTOR__ROLE:
				getRole().clear();
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case FhirPackage.CONTRACT_ACTOR__ENTITY:
				return entity != null;
			case FhirPackage.CONTRACT_ACTOR__ROLE:
				return role != null && !role.isEmpty();
		}
		return super.eIsSet(featureID);
	}

} //ContractActorImpl