/**
 */
package morphisms.impl;

import graph.Graph;

import java.util.Collection;

import morphisms.Mapping;
import morphisms.Morphism;
import morphisms.MorphismsPackage;

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.impl.MinimalEObjectImpl;

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

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Morphism</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link morphisms.impl.MorphismImpl#getDomain <em>Domain</em>}</li>
 *   <li>{@link morphisms.impl.MorphismImpl#getCodomain <em>Codomain</em>}</li>
 *   <li>{@link morphisms.impl.MorphismImpl#getMappings <em>Mappings</em>}</li>
 * </ul>
 *
 * @generated
 */
public class MorphismImpl extends MinimalEObjectImpl.Container implements Morphism {
	/**
	 * The cached value of the '{@link #getDomain() <em>Domain</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getDomain()
	 * @generated
	 * @ordered
	 */
	protected Graph domain;

	/**
	 * The cached value of the '{@link #getCodomain() <em>Codomain</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getCodomain()
	 * @generated
	 * @ordered
	 */
	protected Graph codomain;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	protected EClass eStaticClass() {
		return MorphismsPackage.Literals.MORPHISM;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Graph getDomain() {
		if (domain != null && domain.eIsProxy()) {
			InternalEObject oldDomain = (InternalEObject)domain;
			domain = (Graph)eResolveProxy(oldDomain);
			if (domain != oldDomain) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, MorphismsPackage.MORPHISM__DOMAIN, oldDomain, domain));
			}
		}
		return domain;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Graph basicGetDomain() {
		return domain;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setDomain(Graph newDomain) {
		Graph oldDomain = domain;
		domain = newDomain;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, MorphismsPackage.MORPHISM__DOMAIN, oldDomain, domain));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Graph getCodomain() {
		if (codomain != null && codomain.eIsProxy()) {
			InternalEObject oldCodomain = (InternalEObject)codomain;
			codomain = (Graph)eResolveProxy(oldCodomain);
			if (codomain != oldCodomain) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, MorphismsPackage.MORPHISM__CODOMAIN, oldCodomain, codomain));
			}
		}
		return codomain;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Graph basicGetCodomain() {
		return codomain;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setCodomain(Graph newCodomain) {
		Graph oldCodomain = codomain;
		codomain = newCodomain;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, MorphismsPackage.MORPHISM__CODOMAIN, oldCodomain, codomain));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<Mapping> getMappings() {
		if (mappings == null) {
			mappings = new EObjectContainmentEList<Mapping>(Mapping.class, this, MorphismsPackage.MORPHISM__MAPPINGS);
		}
		return mappings;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case MorphismsPackage.MORPHISM__MAPPINGS:
				return ((InternalEList<?>)getMappings()).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 MorphismsPackage.MORPHISM__DOMAIN:
				if (resolve) return getDomain();
				return basicGetDomain();
			case MorphismsPackage.MORPHISM__CODOMAIN:
				if (resolve) return getCodomain();
				return basicGetCodomain();
			case MorphismsPackage.MORPHISM__MAPPINGS:
				return getMappings();
		}
		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 MorphismsPackage.MORPHISM__DOMAIN:
				setDomain((Graph)newValue);
				return;
			case MorphismsPackage.MORPHISM__CODOMAIN:
				setCodomain((Graph)newValue);
				return;
			case MorphismsPackage.MORPHISM__MAPPINGS:
				getMappings().clear();
				getMappings().addAll((Collection<? extends Mapping>)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case MorphismsPackage.MORPHISM__DOMAIN:
				setDomain((Graph)null);
				return;
			case MorphismsPackage.MORPHISM__CODOMAIN:
				setCodomain((Graph)null);
				return;
			case MorphismsPackage.MORPHISM__MAPPINGS:
				getMappings().clear();
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case MorphismsPackage.MORPHISM__DOMAIN:
				return domain != null;
			case MorphismsPackage.MORPHISM__CODOMAIN:
				return codomain != null;
			case MorphismsPackage.MORPHISM__MAPPINGS:
				return mappings != null && !mappings.isEmpty();
		}
		return super.eIsSet(featureID);
	}

} //MorphismImpl