org.eclipse.viatra2.gtasm.model/src/org/eclipse/viatra2/gtasmmodel/gtasm/metamodel/asm/simpleRules/impl/RuleUpdateVariableImpl.java

/**
 *  * 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.asm.simpleRules.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.RuleUpdateVariable;
import org.eclipse.viatra2.gtasmmodel.gtasm.metamodel.asm.simpleRules.SimpleRulesPackage;

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

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Rule Update Variable</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.eclipse.viatra2.gtasmmodel.gtasm.metamodel.asm.simpleRules.impl.RuleUpdateVariableImpl#getVariable <em>Variable</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class RuleUpdateVariableImpl extends RuleUpdateImpl implements RuleUpdateVariable
{
  /**
   * <!-- 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 #getVariable() <em>Variable</em>}' containment reference.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @see #getVariable()
   * @generated
   * @ordered
   */
  protected VariableReference variable;

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

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

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public VariableReference getVariable()
  {
    return variable;
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public NotificationChain basicSetVariable(VariableReference newVariable, NotificationChain msgs)
  {
    VariableReference oldVariable = variable;
    variable = newVariable;
    if (eNotificationRequired())
    {
      ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, SimpleRulesPackage.RULE_UPDATE_VARIABLE__VARIABLE, oldVariable, newVariable);
      if (msgs == null) msgs = notification; else msgs.add(notification);
    }
    return msgs;
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public void setVariable(VariableReference newVariable)
  {
    if (newVariable != variable)
    {
      NotificationChain msgs = null;
      if (variable != null)
        msgs = ((InternalEObject)variable).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - SimpleRulesPackage.RULE_UPDATE_VARIABLE__VARIABLE, null, msgs);
      if (newVariable != null)
        msgs = ((InternalEObject)newVariable).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - SimpleRulesPackage.RULE_UPDATE_VARIABLE__VARIABLE, null, msgs);
      msgs = basicSetVariable(newVariable, msgs);
      if (msgs != null) msgs.dispatch();
    }
    else if (eNotificationRequired())
      eNotify(new ENotificationImpl(this, Notification.SET, SimpleRulesPackage.RULE_UPDATE_VARIABLE__VARIABLE, newVariable, newVariable));
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  @Override
  public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs)
  {
    switch (featureID)
    {
      case SimpleRulesPackage.RULE_UPDATE_VARIABLE__VARIABLE:
        return basicSetVariable(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 SimpleRulesPackage.RULE_UPDATE_VARIABLE__VARIABLE:
        return getVariable();
    }
    return super.eGet(featureID, resolve, coreType);
  }

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

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  @Override
  public void eUnset(int featureID)
  {
    switch (featureID)
    {
      case SimpleRulesPackage.RULE_UPDATE_VARIABLE__VARIABLE:
        setVariable((VariableReference)null);
        return;
    }
    super.eUnset(featureID);
  }

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

} //RuleUpdateVariableImpl