InstanceImpl.java

/**
 * <copyright>
 * </copyright>
 *
 * $Id$
 */
package orgomg.cwm.objectmodel.instance.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.EObjectWithInverseResolvingEList;
import org.eclipse.emf.ecore.util.InternalEList;

import orgomg.cwm.objectmodel.core.Classifier;
import orgomg.cwm.objectmodel.core.CorePackage;

import orgomg.cwm.objectmodel.core.impl.ModelElementImpl;

import orgomg.cwm.objectmodel.instance.Instance;
import orgomg.cwm.objectmodel.instance.InstancePackage;
import orgomg.cwm.objectmodel.instance.Slot;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Instance</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link orgomg.cwm.objectmodel.instance.impl.InstanceImpl#getValueSlot <em>Value Slot</em>}</li>
 *   <li>{@link orgomg.cwm.objectmodel.instance.impl.InstanceImpl#getClassifier <em>Classifier</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public abstract class InstanceImpl extends ModelElementImpl implements Instance {
	/**
	 * The cached value of the '{@link #getValueSlot() <em>Value Slot</em>}' reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getValueSlot()
	 * @generated
	 * @ordered
	 */
	protected EList<Slot> valueSlot;

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

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<Slot> getValueSlot() {
		if (valueSlot == null) {
			valueSlot = new EObjectWithInverseResolvingEList<Slot>(Slot.class, this, InstancePackage.INSTANCE__VALUE_SLOT, InstancePackage.SLOT__VALUE);
		}
		return valueSlot;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Classifier getClassifier() {
		if (classifier != null && classifier.eIsProxy()) {
			InternalEObject oldClassifier = (InternalEObject)classifier;
			classifier = (Classifier)eResolveProxy(oldClassifier);
			if (classifier != oldClassifier) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, InstancePackage.INSTANCE__CLASSIFIER, oldClassifier, classifier));
			}
		}
		return classifier;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Classifier basicGetClassifier() {
		return classifier;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetClassifier(Classifier newClassifier, NotificationChain msgs) {
		Classifier oldClassifier = classifier;
		classifier = newClassifier;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, InstancePackage.INSTANCE__CLASSIFIER, oldClassifier, newClassifier);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setClassifier(Classifier newClassifier) {
		if (newClassifier != classifier) {
			NotificationChain msgs = null;
			if (classifier != null)
				msgs = ((InternalEObject)classifier).eInverseRemove(this, CorePackage.CLASSIFIER__INSTANCE, Classifier.class, msgs);
			if (newClassifier != null)
				msgs = ((InternalEObject)newClassifier).eInverseAdd(this, CorePackage.CLASSIFIER__INSTANCE, Classifier.class, msgs);
			msgs = basicSetClassifier(newClassifier, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, InstancePackage.INSTANCE__CLASSIFIER, newClassifier, newClassifier));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@SuppressWarnings("unchecked")
	@Override
	public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case InstancePackage.INSTANCE__VALUE_SLOT:
				return ((InternalEList<InternalEObject>)(InternalEList<?>)getValueSlot()).basicAdd(otherEnd, msgs);
			case InstancePackage.INSTANCE__CLASSIFIER:
				if (classifier != null)
					msgs = ((InternalEObject)classifier).eInverseRemove(this, CorePackage.CLASSIFIER__INSTANCE, Classifier.class, msgs);
				return basicSetClassifier((Classifier)otherEnd, msgs);
		}
		return super.eInverseAdd(otherEnd, featureID, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case InstancePackage.INSTANCE__VALUE_SLOT:
				return ((InternalEList<?>)getValueSlot()).basicRemove(otherEnd, msgs);
			case InstancePackage.INSTANCE__CLASSIFIER:
				return basicSetClassifier(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 InstancePackage.INSTANCE__VALUE_SLOT:
				return getValueSlot();
			case InstancePackage.INSTANCE__CLASSIFIER:
				if (resolve) return getClassifier();
				return basicGetClassifier();
		}
		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 InstancePackage.INSTANCE__VALUE_SLOT:
				getValueSlot().clear();
				getValueSlot().addAll((Collection<? extends Slot>)newValue);
				return;
			case InstancePackage.INSTANCE__CLASSIFIER:
				setClassifier((Classifier)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case InstancePackage.INSTANCE__VALUE_SLOT:
				getValueSlot().clear();
				return;
			case InstancePackage.INSTANCE__CLASSIFIER:
				setClassifier((Classifier)null);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case InstancePackage.INSTANCE__VALUE_SLOT:
				return valueSlot != null && !valueSlot.isEmpty();
			case InstancePackage.INSTANCE__CLASSIFIER:
				return classifier != null;
		}
		return super.eIsSet(featureID);
	}

} //InstanceImpl