/**
 *  * Copyright (c) 2006-2010 Istvan Rath and Daniel Varro
 *  * 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:
 *  *    Istvan Rath, Daniel Varro - initial API and implementation
 * 
 */
package org.eclipse.viatra2.gtasmmodel.gtasm.metamodel.modelmanagement.manipulationRules.update.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.viatra2.gtasmmodel.gtasm.metamodel.asm.simpleRules.impl.ModelManipulationRuleImpl;

import org.eclipse.viatra2.gtasmmodel.gtasm.metamodel.asm.terms.Term;

import org.eclipse.viatra2.gtasmmodel.gtasm.metamodel.modelmanagement.manipulationRules.update.SetRule;
import org.eclipse.viatra2.gtasmmodel.gtasm.metamodel.modelmanagement.manipulationRules.update.UpdatePackage;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Set Rule</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.eclipse.viatra2.gtasmmodel.gtasm.metamodel.modelmanagement.manipulationRules.update.impl.SetRuleImpl#getElement <em>Element</em>}</li>
 *   <li>{@link org.eclipse.viatra2.gtasmmodel.gtasm.metamodel.modelmanagement.manipulationRules.update.impl.SetRuleImpl#getValue <em>Value</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public abstract class SetRuleImpl extends ModelManipulationRuleImpl implements SetRule
{
  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public static final String copyright = " * Copyright (c) 2006-2010 Istvan Rath and Daniel Varro\r\n * All rights reserved. This program and the accompanying materials\r\n * are made available under the terms of the Eclipse Public License v1.0\r\n * which accompanies this distribution, and is available at\r\n * http://www.eclipse.org/legal/epl-v10.html\r\n *\r\n * Contributors:\r\n *    Istvan Rath, Daniel Varro - initial API and implementation\r\n";

  /**
   * The cached value of the '{@link #getElement() <em>Element</em>}' containment reference.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @see #getElement()
   * @generated
   * @ordered
   */
  protected Term element;

  /**
   * The cached value of the '{@link #getValue() <em>Value</em>}' containment reference.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @see #getValue()
   * @generated
   * @ordered
   */
  protected Term value;

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

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

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public Term getElement()
  {
    return element;
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public NotificationChain basicSetElement(Term newElement, NotificationChain msgs)
  {
    Term oldElement = element;
    element = newElement;
    if (eNotificationRequired())
    {
      ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, UpdatePackage.SET_RULE__ELEMENT, oldElement, newElement);
      if (msgs == null) msgs = notification; else msgs.add(notification);
    }
    return msgs;
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public void setElement(Term newElement)
  {
    if (newElement != element)
    {
      NotificationChain msgs = null;
      if (element != null)
        msgs = ((InternalEObject)element).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - UpdatePackage.SET_RULE__ELEMENT, null, msgs);
      if (newElement != null)
        msgs = ((InternalEObject)newElement).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - UpdatePackage.SET_RULE__ELEMENT, null, msgs);
      msgs = basicSetElement(newElement, msgs);
      if (msgs != null) msgs.dispatch();
    }
    else if (eNotificationRequired())
      eNotify(new ENotificationImpl(this, Notification.SET, UpdatePackage.SET_RULE__ELEMENT, newElement, newElement));
  }

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

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public NotificationChain basicSetValue(Term newValue, NotificationChain msgs)
  {
    Term oldValue = value;
    value = newValue;
    if (eNotificationRequired())
    {
      ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, UpdatePackage.SET_RULE__VALUE, oldValue, newValue);
      if (msgs == null) msgs = notification; else msgs.add(notification);
    }
    return msgs;
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public void setValue(Term newValue)
  {
    if (newValue != value)
    {
      NotificationChain msgs = null;
      if (value != null)
        msgs = ((InternalEObject)value).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - UpdatePackage.SET_RULE__VALUE, null, msgs);
      if (newValue != null)
        msgs = ((InternalEObject)newValue).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - UpdatePackage.SET_RULE__VALUE, null, msgs);
      msgs = basicSetValue(newValue, msgs);
      if (msgs != null) msgs.dispatch();
    }
    else if (eNotificationRequired())
      eNotify(new ENotificationImpl(this, Notification.SET, UpdatePackage.SET_RULE__VALUE, newValue, newValue));
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  @Override
  public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs)
  {
    switch (featureID)
    {
      case UpdatePackage.SET_RULE__ELEMENT:
        return basicSetElement(null, msgs);
      case UpdatePackage.SET_RULE__VALUE:
        return basicSetValue(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 UpdatePackage.SET_RULE__ELEMENT:
        return getElement();
      case UpdatePackage.SET_RULE__VALUE:
        return getValue();
    }
    return super.eGet(featureID, resolve, coreType);
  }

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

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  @Override
  public void eUnset(int featureID)
  {
    switch (featureID)
    {
      case UpdatePackage.SET_RULE__ELEMENT:
        setElement((Term)null);
        return;
      case UpdatePackage.SET_RULE__VALUE:
        setValue((Term)null);
        return;
    }
    super.eUnset(featureID);
  }

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

} //SetRuleImpl