/**
 */
package org.eclipse.viatra.solver.language.model.problem.impl;

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

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.model.problem.Parameter;
import org.eclipse.viatra.solver.language.model.problem.ProblemPackage;
import org.eclipse.viatra.solver.language.model.problem.Relation;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Parameter</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link org.eclipse.viatra.solver.language.model.problem.impl.ParameterImpl#getParameterType <em>Parameter Type</em>}</li>
 * </ul>
 *
 * @generated
 */
public class ParameterImpl extends VariableImpl implements Parameter {
	/**
	 * The cached value of the '{@link #getParameterType() <em>Parameter Type</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getParameterType()
	 * @generated
	 * @ordered
	 */
	protected Relation parameterType;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Relation getParameterType() {
		if (parameterType != null && parameterType.eIsProxy()) {
			InternalEObject oldParameterType = (InternalEObject) parameterType;
			parameterType = (Relation) eResolveProxy(oldParameterType);
			if (parameterType != oldParameterType) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, ProblemPackage.PARAMETER__PARAMETER_TYPE,
							oldParameterType, parameterType));
			}
		}
		return parameterType;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Relation basicGetParameterType() {
		return parameterType;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setParameterType(Relation newParameterType) {
		Relation oldParameterType = parameterType;
		parameterType = newParameterType;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, ProblemPackage.PARAMETER__PARAMETER_TYPE,
					oldParameterType, parameterType));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
		case ProblemPackage.PARAMETER__PARAMETER_TYPE:
			if (resolve)
				return getParameterType();
			return basicGetParameterType();
		}
		return super.eGet(featureID, resolve, coreType);
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
		case ProblemPackage.PARAMETER__PARAMETER_TYPE:
			setParameterType((Relation) null);
			return;
		}
		super.eUnset(featureID);
	}

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

} //ParameterImpl