/**
 */
package org.hl7.fhir.impl;

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

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

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

import org.hl7.fhir.EncounterState;
import org.hl7.fhir.EncounterStatusHistory;
import org.hl7.fhir.FhirPackage;
import org.hl7.fhir.Period;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Encounter Status History</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link org.hl7.fhir.impl.EncounterStatusHistoryImpl#getStatus <em>Status</em>}</li>
 *   <li>{@link org.hl7.fhir.impl.EncounterStatusHistoryImpl#getPeriod <em>Period</em>}</li>
 * </ul>
 *
 * @generated
 */
public class EncounterStatusHistoryImpl extends BackboneElementImpl implements EncounterStatusHistory {
	/**
	 * The cached value of the '{@link #getStatus() <em>Status</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getStatus()
	 * @generated
	 * @ordered
	 */
	protected EncounterState status;

	/**
	 * The cached value of the '{@link #getPeriod() <em>Period</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getPeriod()
	 * @generated
	 * @ordered
	 */
	protected Period period;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EncounterState getStatus() {
		return status;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetStatus(EncounterState newStatus, NotificationChain msgs) {
		EncounterState oldStatus = status;
		status = newStatus;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, FhirPackage.ENCOUNTER_STATUS_HISTORY__STATUS, oldStatus, newStatus);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setStatus(EncounterState newStatus) {
		if (newStatus != status) {
			NotificationChain msgs = null;
			if (status != null)
				msgs = ((InternalEObject)status).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - FhirPackage.ENCOUNTER_STATUS_HISTORY__STATUS, null, msgs);
			if (newStatus != null)
				msgs = ((InternalEObject)newStatus).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - FhirPackage.ENCOUNTER_STATUS_HISTORY__STATUS, null, msgs);
			msgs = basicSetStatus(newStatus, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, FhirPackage.ENCOUNTER_STATUS_HISTORY__STATUS, newStatus, newStatus));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Period getPeriod() {
		return period;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetPeriod(Period newPeriod, NotificationChain msgs) {
		Period oldPeriod = period;
		period = newPeriod;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, FhirPackage.ENCOUNTER_STATUS_HISTORY__PERIOD, oldPeriod, newPeriod);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setPeriod(Period newPeriod) {
		if (newPeriod != period) {
			NotificationChain msgs = null;
			if (period != null)
				msgs = ((InternalEObject)period).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - FhirPackage.ENCOUNTER_STATUS_HISTORY__PERIOD, null, msgs);
			if (newPeriod != null)
				msgs = ((InternalEObject)newPeriod).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - FhirPackage.ENCOUNTER_STATUS_HISTORY__PERIOD, null, msgs);
			msgs = basicSetPeriod(newPeriod, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, FhirPackage.ENCOUNTER_STATUS_HISTORY__PERIOD, newPeriod, newPeriod));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case FhirPackage.ENCOUNTER_STATUS_HISTORY__STATUS:
				return basicSetStatus(null, msgs);
			case FhirPackage.ENCOUNTER_STATUS_HISTORY__PERIOD:
				return basicSetPeriod(null, 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.ENCOUNTER_STATUS_HISTORY__STATUS:
				return getStatus();
			case FhirPackage.ENCOUNTER_STATUS_HISTORY__PERIOD:
				return getPeriod();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case FhirPackage.ENCOUNTER_STATUS_HISTORY__STATUS:
				setStatus((EncounterState)newValue);
				return;
			case FhirPackage.ENCOUNTER_STATUS_HISTORY__PERIOD:
				setPeriod((Period)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case FhirPackage.ENCOUNTER_STATUS_HISTORY__STATUS:
				setStatus((EncounterState)null);
				return;
			case FhirPackage.ENCOUNTER_STATUS_HISTORY__PERIOD:
				setPeriod((Period)null);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case FhirPackage.ENCOUNTER_STATUS_HISTORY__STATUS:
				return status != null;
			case FhirPackage.ENCOUNTER_STATUS_HISTORY__PERIOD:
				return period != null;
		}
		return super.eIsSet(featureID);
	}

} //EncounterStatusHistoryImpl