/**
 * generated by Xtext 2.21.0
 */
package org.eclipse.viatra.solver.language.solverLanguage.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.viatra.solver.language.solverLanguage.Call;
import org.eclipse.viatra.solver.language.solverLanguage.DefaultDefinition;
import org.eclipse.viatra.solver.language.solverLanguage.Expression;
import org.eclipse.viatra.solver.language.solverLanguage.SolverLanguagePackage;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Default Definition</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link org.eclipse.viatra.solver.language.solverLanguage.impl.DefaultDefinitionImpl#getHead <em>Head</em>}</li>
 *   <li>{@link org.eclipse.viatra.solver.language.solverLanguage.impl.DefaultDefinitionImpl#getRange <em>Range</em>}</li>
 * </ul>
 *
 * @generated
 */
public class DefaultDefinitionImpl extends StatementImpl implements DefaultDefinition
{
  /**
   * The cached value of the '{@link #getHead() <em>Head</em>}' containment reference.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @see #getHead()
   * @generated
   * @ordered
   */
  protected Call head;

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

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

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

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  @Override
  public Call getHead()
  {
    return head;
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public NotificationChain basicSetHead(Call newHead, NotificationChain msgs)
  {
    Call oldHead = head;
    head = newHead;
    if (eNotificationRequired())
    {
      ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, SolverLanguagePackage.DEFAULT_DEFINITION__HEAD, oldHead, newHead);
      if (msgs == null) msgs = notification; else msgs.add(notification);
    }
    return msgs;
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  @Override
  public void setHead(Call newHead)
  {
    if (newHead != head)
    {
      NotificationChain msgs = null;
      if (head != null)
        msgs = ((InternalEObject)head).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - SolverLanguagePackage.DEFAULT_DEFINITION__HEAD, null, msgs);
      if (newHead != null)
        msgs = ((InternalEObject)newHead).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - SolverLanguagePackage.DEFAULT_DEFINITION__HEAD, null, msgs);
      msgs = basicSetHead(newHead, msgs);
      if (msgs != null) msgs.dispatch();
    }
    else if (eNotificationRequired())
      eNotify(new ENotificationImpl(this, Notification.SET, SolverLanguagePackage.DEFAULT_DEFINITION__HEAD, newHead, newHead));
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  @Override
  public Expression getRange()
  {
    return range;
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public NotificationChain basicSetRange(Expression newRange, NotificationChain msgs)
  {
    Expression oldRange = range;
    range = newRange;
    if (eNotificationRequired())
    {
      ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, SolverLanguagePackage.DEFAULT_DEFINITION__RANGE, oldRange, newRange);
      if (msgs == null) msgs = notification; else msgs.add(notification);
    }
    return msgs;
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  @Override
  public void setRange(Expression newRange)
  {
    if (newRange != range)
    {
      NotificationChain msgs = null;
      if (range != null)
        msgs = ((InternalEObject)range).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - SolverLanguagePackage.DEFAULT_DEFINITION__RANGE, null, msgs);
      if (newRange != null)
        msgs = ((InternalEObject)newRange).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - SolverLanguagePackage.DEFAULT_DEFINITION__RANGE, null, msgs);
      msgs = basicSetRange(newRange, msgs);
      if (msgs != null) msgs.dispatch();
    }
    else if (eNotificationRequired())
      eNotify(new ENotificationImpl(this, Notification.SET, SolverLanguagePackage.DEFAULT_DEFINITION__RANGE, newRange, newRange));
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  @Override
  public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs)
  {
    switch (featureID)
    {
      case SolverLanguagePackage.DEFAULT_DEFINITION__HEAD:
        return basicSetHead(null, msgs);
      case SolverLanguagePackage.DEFAULT_DEFINITION__RANGE:
        return basicSetRange(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 SolverLanguagePackage.DEFAULT_DEFINITION__HEAD:
        return getHead();
      case SolverLanguagePackage.DEFAULT_DEFINITION__RANGE:
        return getRange();
    }
    return super.eGet(featureID, resolve, coreType);
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  @Override
  public void eSet(int featureID, Object newValue)
  {
    switch (featureID)
    {
      case SolverLanguagePackage.DEFAULT_DEFINITION__HEAD:
        setHead((Call)newValue);
        return;
      case SolverLanguagePackage.DEFAULT_DEFINITION__RANGE:
        setRange((Expression)newValue);
        return;
    }
    super.eSet(featureID, newValue);
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  @Override
  public void eUnset(int featureID)
  {
    switch (featureID)
    {
      case SolverLanguagePackage.DEFAULT_DEFINITION__HEAD:
        setHead((Call)null);
        return;
      case SolverLanguagePackage.DEFAULT_DEFINITION__RANGE:
        setRange((Expression)null);
        return;
    }
    super.eUnset(featureID);
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  @Override
  public boolean eIsSet(int featureID)
  {
    switch (featureID)
    {
      case SolverLanguagePackage.DEFAULT_DEFINITION__HEAD:
        return head != null;
      case SolverLanguagePackage.DEFAULT_DEFINITION__RANGE:
        return range != null;
    }
    return super.eIsSet(featureID);
  }

} //DefaultDefinitionImpl