ConditionalImpl.java

/**
 * <copyright>
 * </copyright>
 *
 * $Id: ConditionalImpl.java,v 1.2 2011/03/05 21:52:04 auhl Exp $
 */
package dataaccess.expressions.impl;

import dataaccess.expressions.Conditional;
import dataaccess.expressions.Expression;
import dataaccess.expressions.ExpressionsPackage;

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.eclipse.emf.ecore.impl.EObjectImpl;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Conditional</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link dataaccess.expressions.impl.ConditionalImpl#getCondition <em>Condition</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public abstract class ConditionalImpl extends EObjectImpl implements Conditional {
	/**
	 * The cached value of the '{@link #getCondition() <em>Condition</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getCondition()
	 * @generated
	 * @ordered
	 */
	protected Expression condition;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Expression getCondition() {
		if (condition != null && condition.eIsProxy()) {
			InternalEObject oldCondition = (InternalEObject)condition;
			condition = (Expression)eResolveProxy(oldCondition);
			if (condition != oldCondition) {
				InternalEObject newCondition = (InternalEObject)condition;
				NotificationChain msgs =  oldCondition.eInverseRemove(this, ExpressionsPackage.EXPRESSION__CONDITIONAL, Expression.class, null);
				if (newCondition.eInternalContainer() == null) {
					msgs =  newCondition.eInverseAdd(this, ExpressionsPackage.EXPRESSION__CONDITIONAL, Expression.class, msgs);
				}
				if (msgs != null) msgs.dispatch();
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, ExpressionsPackage.CONDITIONAL__CONDITION, oldCondition, condition));
			}
		}
		return condition;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Expression basicGetCondition() {
		return condition;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetCondition(Expression newCondition, NotificationChain msgs) {
		Expression oldCondition = condition;
		condition = newCondition;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, ExpressionsPackage.CONDITIONAL__CONDITION, oldCondition, newCondition);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setCondition(Expression newCondition) {
		if (newCondition != condition) {
			NotificationChain msgs = null;
			if (condition != null)
				msgs = ((InternalEObject)condition).eInverseRemove(this, ExpressionsPackage.EXPRESSION__CONDITIONAL, Expression.class, msgs);
			if (newCondition != null)
				msgs = ((InternalEObject)newCondition).eInverseAdd(this, ExpressionsPackage.EXPRESSION__CONDITIONAL, Expression.class, msgs);
			msgs = basicSetCondition(newCondition, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, ExpressionsPackage.CONDITIONAL__CONDITION, newCondition, newCondition));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case ExpressionsPackage.CONDITIONAL__CONDITION:
				if (condition != null)
					msgs = ((InternalEObject)condition).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - ExpressionsPackage.CONDITIONAL__CONDITION, null, msgs);
				return basicSetCondition((Expression)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 ExpressionsPackage.CONDITIONAL__CONDITION:
				return basicSetCondition(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 ExpressionsPackage.CONDITIONAL__CONDITION:
				if (resolve) return getCondition();
				return basicGetCondition();
		}
		return super.eGet(featureID, resolve, coreType);
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case ExpressionsPackage.CONDITIONAL__CONDITION:
				setCondition((Expression)null);
				return;
		}
		super.eUnset(featureID);
	}

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

} //ConditionalImpl