/**
 * generated by Xtext 2.12.0
 */
package ca.mcgill.ecse.dslreasoner.vampireLanguage.impl;

import ca.mcgill.ecse.dslreasoner.vampireLanguage.VLSFunction;
import ca.mcgill.ecse.dslreasoner.vampireLanguage.VLSTerm;
import ca.mcgill.ecse.dslreasoner.vampireLanguage.VampireLanguagePackage;

import java.util.Collection;

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

import org.eclipse.emf.common.util.EList;

import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.InternalEObject;

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

import org.eclipse.emf.ecore.util.EObjectContainmentEList;
import org.eclipse.emf.ecore.util.InternalEList;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>VLS Function</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link ca.mcgill.ecse.dslreasoner.vampireLanguage.impl.VLSFunctionImpl#getConstant <em>Constant</em>}</li>
 *   <li>{@link ca.mcgill.ecse.dslreasoner.vampireLanguage.impl.VLSFunctionImpl#getTerms <em>Terms</em>}</li>
 * </ul>
 *
 * @generated
 */
public class VLSFunctionImpl extends VLSTermImpl implements VLSFunction
{
  /**
   * The default value of the '{@link #getConstant() <em>Constant</em>}' attribute.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @see #getConstant()
   * @generated
   * @ordered
   */
  protected static final String CONSTANT_EDEFAULT = null;

  /**
   * The cached value of the '{@link #getConstant() <em>Constant</em>}' attribute.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @see #getConstant()
   * @generated
   * @ordered
   */
  protected String constant = CONSTANT_EDEFAULT;

  /**
   * The cached value of the '{@link #getTerms() <em>Terms</em>}' containment reference list.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @see #getTerms()
   * @generated
   * @ordered
   */
  protected EList<VLSTerm> terms;

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

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

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

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public void setConstant(String newConstant)
  {
    String oldConstant = constant;
    constant = newConstant;
    if (eNotificationRequired())
      eNotify(new ENotificationImpl(this, Notification.SET, VampireLanguagePackage.VLS_FUNCTION__CONSTANT, oldConstant, constant));
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public EList<VLSTerm> getTerms()
  {
    if (terms == null)
    {
      terms = new EObjectContainmentEList<VLSTerm>(VLSTerm.class, this, VampireLanguagePackage.VLS_FUNCTION__TERMS);
    }
    return terms;
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  @Override
  public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs)
  {
    switch (featureID)
    {
      case VampireLanguagePackage.VLS_FUNCTION__TERMS:
        return ((InternalEList<?>)getTerms()).basicRemove(otherEnd, 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 VampireLanguagePackage.VLS_FUNCTION__CONSTANT:
        return getConstant();
      case VampireLanguagePackage.VLS_FUNCTION__TERMS:
        return getTerms();
    }
    return super.eGet(featureID, resolve, coreType);
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  @SuppressWarnings("unchecked")
  @Override
  public void eSet(int featureID, Object newValue)
  {
    switch (featureID)
    {
      case VampireLanguagePackage.VLS_FUNCTION__CONSTANT:
        setConstant((String)newValue);
        return;
      case VampireLanguagePackage.VLS_FUNCTION__TERMS:
        getTerms().clear();
        getTerms().addAll((Collection<? extends VLSTerm>)newValue);
        return;
    }
    super.eSet(featureID, newValue);
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  @Override
  public void eUnset(int featureID)
  {
    switch (featureID)
    {
      case VampireLanguagePackage.VLS_FUNCTION__CONSTANT:
        setConstant(CONSTANT_EDEFAULT);
        return;
      case VampireLanguagePackage.VLS_FUNCTION__TERMS:
        getTerms().clear();
        return;
    }
    super.eUnset(featureID);
  }

  /**
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  @Override
  public boolean eIsSet(int featureID)
  {
    switch (featureID)
    {
      case VampireLanguagePackage.VLS_FUNCTION__CONSTANT:
        return CONSTANT_EDEFAULT == null ? constant != null : !CONSTANT_EDEFAULT.equals(constant);
      case VampireLanguagePackage.VLS_FUNCTION__TERMS:
        return terms != null && !terms.isEmpty();
    }
    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(" (constant: ");
    result.append(constant);
    result.append(')');
    return result.toString();
  }

} //VLSFunctionImpl