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/**
 * 
 * 
 *
 */
package org.openxma.dsl.ddl.ddlDsl.impl;

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

import org.eclipse.emf.ecore.EClass;

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

import org.openxma.dsl.ddl.ddlDsl.DdlDslPackage;
import org.openxma.dsl.ddl.ddlDsl.NullableConstraint;

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

 *   {@link org.openxma.dsl.ddl.ddlDsl.impl.NullableConstraintImpl#isNot Not}
 * 
 * 
 *
 * @generated
 */
public class NullableConstraintImpl extends ConstraintImpl implements NullableConstraint
{
  /**
     * The default value of the '{@link #isNot() Not}' attribute.
     * 
   * 
     * @see #isNot()
     * @generated
     * @ordered
     */
  protected static final boolean NOT_EDEFAULT = false;

  /**
     * The cached value of the '{@link #isNot() Not}' attribute.
     * 
   * 
     * @see #isNot()
     * @generated
     * @ordered
     */
  protected boolean not = NOT_EDEFAULT;

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

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

  /**
     * 
   * 
     * @generated
     */
  public boolean isNot()
  {
        return not;
    }

  /**
     * 
   * 
     * @generated
     */
  public void setNot(boolean newNot)
  {
        boolean oldNot = not;
        not = newNot;
        if (eNotificationRequired())
            eNotify(new ENotificationImpl(this, Notification.SET, DdlDslPackage.NULLABLE_CONSTRAINT__NOT, oldNot, not));
    }

  /**
     * 
   * 
     * @generated
     */
  @Override
  public Object eGet(int featureID, boolean resolve, boolean coreType)
  {
        switch (featureID) {
            case DdlDslPackage.NULLABLE_CONSTRAINT__NOT:
                return isNot();
        }
        return super.eGet(featureID, resolve, coreType);
    }

  /**
     * 
   * 
     * @generated
     */
  @Override
  public void eSet(int featureID, Object newValue)
  {
        switch (featureID) {
            case DdlDslPackage.NULLABLE_CONSTRAINT__NOT:
                setNot((Boolean)newValue);
                return;
        }
        super.eSet(featureID, newValue);
    }

  /**
     * 
   * 
     * @generated
     */
  @Override
  public void eUnset(int featureID)
  {
        switch (featureID) {
            case DdlDslPackage.NULLABLE_CONSTRAINT__NOT:
                setNot(NOT_EDEFAULT);
                return;
        }
        super.eUnset(featureID);
    }

  /**
     * 
   * 
     * @generated
     */
  @Override
  public boolean eIsSet(int featureID)
  {
        switch (featureID) {
            case DdlDslPackage.NULLABLE_CONSTRAINT__NOT:
                return not != NOT_EDEFAULT;
        }
        return super.eIsSet(featureID);
    }

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

        StringBuffer result = new StringBuffer(super.toString());
        result.append(" (not: ");
        result.append(not);
        result.append(')');
        return result.toString();
    }

} //NullableConstraintImpl