/*
 * Copyright (c) 2008-2012, 2015 Eike Stepper (Berlin, Germany) 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
 *
 * Contributors:
 *    Andre Dietisheim - initial API and implementation
 *    Eike Stepper - maintenance
 */
package org.eclipse.emf.cdo.defs.impl;

import org.eclipse.emf.cdo.defs.CDODefsPackage;
import org.eclipse.emf.cdo.defs.EPackageDef;

import org.eclipse.net4j.util.CheckUtil;
import org.eclipse.net4j.util.defs.impl.DefImpl;

import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.impl.ENotificationImpl;

import java.net.URI;

/**
 * <!-- begin-user-doc --> An implementation of the model object '<em><b>CDO Package Def</b></em>'. <!-- end-user-doc
 * -->
 * <p>
 * The following features are implemented:
 * <ul>
 * <li>{@link org.eclipse.emf.cdo.defs.impl.EPackageDefImpl#getNsURI <em>Ns URI</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public abstract class EPackageDefImpl extends DefImpl implements EPackageDef
{
  /**
   * The default value of the '{@link #getNsURI() <em>Ns URI</em>}' attribute. <!-- begin-user-doc --> <!-- end-user-doc
   * -->
   *
   * @see #getNsURI()
   * @generated
   * @ordered
   */
  protected static final String NS_URI_EDEFAULT = null;

  /**
   * The cached value of the '{@link #getNsURI() <em>Ns URI</em>}' attribute. <!-- begin-user-doc --> <!-- end-user-doc
   * -->
   *
   * @see #getNsURI()
   * @generated
   * @ordered
   */
  protected String nsURI = NS_URI_EDEFAULT;

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

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

  /**
   * <!-- begin-user-doc --> <!-- end-user-doc -->
   * @generated
   */
  public String getNsURI()
  {
    return nsURI;
  }

  /**
   * <!-- begin-user-doc --> <!-- end-user-doc -->
   * @generated
   */
  public void setNsURI(String newNsURI)
  {
    String oldNsURI = nsURI;
    nsURI = newNsURI;
    if (eNotificationRequired())
    {
      eNotify(new ENotificationImpl(this, Notification.SET, CDODefsPackage.EPACKAGE_DEF__NS_URI, oldNsURI, nsURI));
    }
  }

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

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

  /**
   * <!-- begin-user-doc --> <!-- end-user-doc -->
   * @generated
   */
  @Override
  public void eUnset(int featureID)
  {
    switch (featureID)
    {
    case CDODefsPackage.EPACKAGE_DEF__NS_URI:
      setNsURI(NS_URI_EDEFAULT);
      return;
    }
    super.eUnset(featureID);
  }

  /**
   * <!-- begin-user-doc --> <!-- end-user-doc -->
   * @generated
   */
  @Override
  public boolean eIsSet(int featureID)
  {
    switch (featureID)
    {
    case CDODefsPackage.EPACKAGE_DEF__NS_URI:
      return NS_URI_EDEFAULT == null ? nsURI != null : !NS_URI_EDEFAULT.equals(nsURI);
    }
    return super.eIsSet(featureID);
  }

  /**
   * <!-- begin-user-doc --> <!-- end-user-doc -->
   * @generated
   */
  @Override
  public String toString()
  {
    if (eIsProxy())
    {
      return super.toString();
    }

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

  /**
   * @ADDED
   */
  @Override
  protected void validateDefinition()
  {
    CheckUtil.checkState(eIsSet(CDODefsPackage.EPACKAGE_DEF__NS_URI) //
        && URI.create(getNsURI()) != null, "nsURI not set or invalid!");
  }

} // EPackageDefImpl