/**
 * Copyright (c) 2010 Martin Schnabel <mb0@mb0.org> and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 */
package org.axdt.as3.model.impl;

import org.axdt.as3.As3EPackage;

import org.axdt.as3.model.As3TypeParameter;

import org.axdt.avm.model.AvmType;
import org.axdt.avm.util.AvmTypeAccess;

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

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

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

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>As3 Type Parameter</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.axdt.as3.model.impl.As3TypeParameterImpl#getParameter <em>Parameter</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class As3TypeParameterImpl extends As3PostfixExpressionImpl implements As3TypeParameter {
	/**
	 * The cached value of the '{@link #getParameter() <em>Parameter</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getParameter()
	 * @generated
	 * @ordered
	 */
	protected AvmType parameter;

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected As3TypeParameterImpl() {
		super();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	protected EClass eStaticClass() {
		return As3EPackage.Literals.AS3_TYPE_PARAMETER;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public AvmType getParameter() {
		if (parameter != null && parameter.eIsProxy()) {
			InternalEObject oldParameter = (InternalEObject)parameter;
			parameter = (AvmType)eResolveProxy(oldParameter);
			if (parameter != oldParameter) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, As3EPackage.AS3_TYPE_PARAMETER__PARAMETER, oldParameter, parameter));
			}
		}
		return parameter;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public AvmType basicGetParameter() {
		return parameter;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setParameter(AvmType newParameter) {
		AvmType oldParameter = parameter;
		parameter = newParameter;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, As3EPackage.AS3_TYPE_PARAMETER__PARAMETER, oldParameter, parameter));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case As3EPackage.AS3_TYPE_PARAMETER__PARAMETER:
				if (resolve) return getParameter();
				return basicGetParameter();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case As3EPackage.AS3_TYPE_PARAMETER__PARAMETER:
				setParameter((AvmType)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case As3EPackage.AS3_TYPE_PARAMETER__PARAMETER:
				setParameter((AvmType)null);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case As3EPackage.AS3_TYPE_PARAMETER__PARAMETER:
				return parameter != null;
		}
		return super.eIsSet(featureID);
	}

	@Override
	public AvmTypeAccess resolveType() {
		if (getExpression() != null)
			return getExpression().resolveType();
		return AvmTypeAccess.NULL;
	}

} //As3TypeParameterImpl