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/**
 * 
 * 
 *
 * $Id: ActionImpl.java,v 1.16 2010/04/06 14:10:05 sefftinge Exp $
 */
package org.eclipse.xtext.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.eclipse.xtext.Action;
import org.eclipse.xtext.TypeRef;
import org.eclipse.xtext.XtextPackage;

/**
 * 
 * An implementation of the model object 'Action'.
 * 
 * 
 * The following features are implemented:
 * 

 *   {@link org.eclipse.xtext.impl.ActionImpl#getType Type}
 *   {@link org.eclipse.xtext.impl.ActionImpl#getFeature Feature}
 *   {@link org.eclipse.xtext.impl.ActionImpl#getOperator Operator}
 * 
 * 
 *
 * @generated
 */
public class ActionImpl extends AbstractElementImpl implements Action {
	/**
	 * The cached value of the '{@link #getType() Type}' containment reference.
	 * 
	 * 
	 * @see #getType()
	 * @generated
	 * @ordered
	 */
	protected TypeRef type;

	/**
	 * The default value of the '{@link #getFeature() Feature}' attribute.
	 * 
	 * 
	 * @see #getFeature()
	 * @generated
	 * @ordered
	 */
	protected static final String FEATURE_EDEFAULT = null;

	/**
	 * The cached value of the '{@link #getFeature() Feature}' attribute.
	 * 
	 * 
	 * @see #getFeature()
	 * @generated
	 * @ordered
	 */
	protected String feature = FEATURE_EDEFAULT;

	/**
	 * The default value of the '{@link #getOperator() Operator}' attribute.
	 * 
	 * 
	 * @see #getOperator()
	 * @generated
	 * @ordered
	 */
	protected static final String OPERATOR_EDEFAULT = null;

	/**
	 * The cached value of the '{@link #getOperator() Operator}' attribute.
	 * 
	 * 
	 * @see #getOperator()
	 * @generated
	 * @ordered
	 */
	protected String operator = OPERATOR_EDEFAULT;

	/**
	 * 
	 * 
	 * @generated
	 */
	protected ActionImpl() {
		super();
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	protected EClass eStaticClass() {
		return XtextPackage.Literals.ACTION;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	public TypeRef getType() {
		return type;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	public NotificationChain basicSetType(TypeRef newType, NotificationChain msgs) {
		TypeRef oldType = type;
		type = newType;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, XtextPackage.ACTION__TYPE, oldType, newType);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	public void setType(TypeRef newType) {
		if (newType != type) {
			NotificationChain msgs = null;
			if (type != null)
				msgs = ((InternalEObject)type).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - XtextPackage.ACTION__TYPE, null, msgs);
			if (newType != null)
				msgs = ((InternalEObject)newType).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - XtextPackage.ACTION__TYPE, null, msgs);
			msgs = basicSetType(newType, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, XtextPackage.ACTION__TYPE, newType, newType));
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	public String getFeature() {
		return feature;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	public void setFeature(String newFeature) {
		String oldFeature = feature;
		feature = newFeature;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, XtextPackage.ACTION__FEATURE, oldFeature, feature));
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	public String getOperator() {
		return operator;
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	public void setOperator(String newOperator) {
		String oldOperator = operator;
		operator = newOperator;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, XtextPackage.ACTION__OPERATOR, oldOperator, operator));
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case XtextPackage.ACTION__TYPE:
				return basicSetType(null, msgs);
		}
		return super.eInverseRemove(otherEnd, featureID, msgs);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case XtextPackage.ACTION__TYPE:
				return getType();
			case XtextPackage.ACTION__FEATURE:
				return getFeature();
			case XtextPackage.ACTION__OPERATOR:
				return getOperator();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case XtextPackage.ACTION__TYPE:
				setType((TypeRef)newValue);
				return;
			case XtextPackage.ACTION__FEATURE:
				setFeature((String)newValue);
				return;
			case XtextPackage.ACTION__OPERATOR:
				setOperator((String)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case XtextPackage.ACTION__TYPE:
				setType((TypeRef)null);
				return;
			case XtextPackage.ACTION__FEATURE:
				setFeature(FEATURE_EDEFAULT);
				return;
			case XtextPackage.ACTION__OPERATOR:
				setOperator(OPERATOR_EDEFAULT);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case XtextPackage.ACTION__TYPE:
				return type != null;
			case XtextPackage.ACTION__FEATURE:
				return FEATURE_EDEFAULT == null ? feature != null : !FEATURE_EDEFAULT.equals(feature);
			case XtextPackage.ACTION__OPERATOR:
				return OPERATOR_EDEFAULT == null ? operator != null : !OPERATOR_EDEFAULT.equals(operator);
		}
		return super.eIsSet(featureID);
	}

	/**
	 * 
	 * 
	 * @generated
	 */
	@Override
	public String toString() {
		if (eIsProxy()) return super.toString();

		StringBuffer result = new StringBuffer(super.toString());
		result.append(" (feature: ");
		result.append(feature);
		result.append(", operator: ");
		result.append(operator);
		result.append(')');
		return result.toString();
	}

} //ActionImpl