ReferencePropertyImpl.java example

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/**
 * <copyright>
 * </copyright>
 *
 * $Id$
 */
package org.eclipse.papyrus.infra.constraints.impl;

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

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

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

import org.eclipse.papyrus.infra.constraints.ConstraintsPackage;
import org.eclipse.papyrus.infra.constraints.ReferenceProperty;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Reference Property</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.eclipse.papyrus.infra.constraints.impl.ReferencePropertyImpl#getValue <em>Value</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class ReferencePropertyImpl extends ConfigPropertyImpl implements ReferenceProperty {
	/**
	 * The cached value of the '{@link #getValue() <em>Value</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getValue()
	 * @generated
	 * @ordered
	 */
	protected EObject value;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EObject getValue() {
		if (value != null && value.eIsProxy()) {
			InternalEObject oldValue = (InternalEObject)value;
			value = eResolveProxy(oldValue);
			if (value != oldValue) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, ConstraintsPackage.REFERENCE_PROPERTY__VALUE, oldValue, value));
			}
		}
		return value;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EObject basicGetValue() {
		return value;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setValue(EObject newValue) {
		EObject oldValue = value;
		value = newValue;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, ConstraintsPackage.REFERENCE_PROPERTY__VALUE, oldValue, value));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case ConstraintsPackage.REFERENCE_PROPERTY__VALUE:
				if (resolve) return getValue();
				return basicGetValue();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case ConstraintsPackage.REFERENCE_PROPERTY__VALUE:
				setValue((EObject)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case ConstraintsPackage.REFERENCE_PROPERTY__VALUE:
				setValue((EObject)null);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case ConstraintsPackage.REFERENCE_PROPERTY__VALUE:
				return value != null;
		}
		return super.eIsSet(featureID);
	}

} //ReferencePropertyImpl