/**
 */
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.FhirPackage;
import org.hl7.fhir.Ratio;
import org.hl7.fhir.Reference;
import org.hl7.fhir.SubstanceIngredient;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Substance Ingredient</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link org.hl7.fhir.impl.SubstanceIngredientImpl#getQuantity <em>Quantity</em>}</li>
 *   <li>{@link org.hl7.fhir.impl.SubstanceIngredientImpl#getSubstance <em>Substance</em>}</li>
 * </ul>
 *
 * @generated
 */
public class SubstanceIngredientImpl extends BackboneElementImpl implements SubstanceIngredient {
	/**
	 * The cached value of the '{@link #getQuantity() <em>Quantity</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getQuantity()
	 * @generated
	 * @ordered
	 */
	protected Ratio quantity;

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

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Ratio getQuantity() {
		return quantity;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetQuantity(Ratio newQuantity, NotificationChain msgs) {
		Ratio oldQuantity = quantity;
		quantity = newQuantity;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, FhirPackage.SUBSTANCE_INGREDIENT__QUANTITY, oldQuantity, newQuantity);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setQuantity(Ratio newQuantity) {
		if (newQuantity != quantity) {
			NotificationChain msgs = null;
			if (quantity != null)
				msgs = ((InternalEObject)quantity).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - FhirPackage.SUBSTANCE_INGREDIENT__QUANTITY, null, msgs);
			if (newQuantity != null)
				msgs = ((InternalEObject)newQuantity).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - FhirPackage.SUBSTANCE_INGREDIENT__QUANTITY, null, msgs);
			msgs = basicSetQuantity(newQuantity, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, FhirPackage.SUBSTANCE_INGREDIENT__QUANTITY, newQuantity, newQuantity));
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetSubstance(Reference newSubstance, NotificationChain msgs) {
		Reference oldSubstance = substance;
		substance = newSubstance;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, FhirPackage.SUBSTANCE_INGREDIENT__SUBSTANCE, oldSubstance, newSubstance);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case FhirPackage.SUBSTANCE_INGREDIENT__QUANTITY:
				return basicSetQuantity(null, msgs);
			case FhirPackage.SUBSTANCE_INGREDIENT__SUBSTANCE:
				return basicSetSubstance(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.SUBSTANCE_INGREDIENT__QUANTITY:
				return getQuantity();
			case FhirPackage.SUBSTANCE_INGREDIENT__SUBSTANCE:
				return getSubstance();
		}
		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.SUBSTANCE_INGREDIENT__QUANTITY:
				setQuantity((Ratio)newValue);
				return;
			case FhirPackage.SUBSTANCE_INGREDIENT__SUBSTANCE:
				setSubstance((Reference)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case FhirPackage.SUBSTANCE_INGREDIENT__QUANTITY:
				setQuantity((Ratio)null);
				return;
			case FhirPackage.SUBSTANCE_INGREDIENT__SUBSTANCE:
				setSubstance((Reference)null);
				return;
		}
		super.eUnset(featureID);
	}

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

} //SubstanceIngredientImpl