/**
 */
package org.etsi.mts.tdl.impl;

import java.lang.reflect.InvocationTargetException;

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

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.etsi.mts.tdl.ComponentInstance;
import org.etsi.mts.tdl.DataType;
import org.etsi.mts.tdl.DataUse;
import org.etsi.mts.tdl.Variable;
import org.etsi.mts.tdl.VariableUse;
import org.etsi.mts.tdl.tdlPackage;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Variable Use</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link org.etsi.mts.tdl.impl.VariableUseImpl#getComponentInstance <em>Component Instance</em>}</li>
 *   <li>{@link org.etsi.mts.tdl.impl.VariableUseImpl#getVariable <em>Variable</em>}</li>
 * </ul>
 *
 * @generated
 */
public class VariableUseImpl extends DynamicDataUseImpl implements VariableUse
{
	/**
	 * The cached value of the '{@link #getComponentInstance() <em>Component Instance</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getComponentInstance()
	 * @generated
	 * @ordered
	 */
	protected ComponentInstance componentInstance;

	/**
	 * The cached value of the '{@link #getVariable() <em>Variable</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getVariable()
	 * @generated
	 * @ordered
	 */
	protected Variable variable;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public ComponentInstance getComponentInstance()
	{
		if (componentInstance != null && componentInstance.eIsProxy()) {
			InternalEObject oldComponentInstance = (InternalEObject)componentInstance;
			componentInstance = (ComponentInstance)eResolveProxy(oldComponentInstance);
			if (componentInstance != oldComponentInstance) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, tdlPackage.VARIABLE_USE__COMPONENT_INSTANCE, oldComponentInstance, componentInstance));
			}
		}
		return componentInstance;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public ComponentInstance basicGetComponentInstance()
	{
		return componentInstance;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void setComponentInstance(ComponentInstance newComponentInstance)
	{
		ComponentInstance oldComponentInstance = componentInstance;
		componentInstance = newComponentInstance;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, tdlPackage.VARIABLE_USE__COMPONENT_INSTANCE, oldComponentInstance, componentInstance));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Variable getVariable()
	{
		if (variable != null && variable.eIsProxy()) {
			InternalEObject oldVariable = (InternalEObject)variable;
			variable = (Variable)eResolveProxy(oldVariable);
			if (variable != oldVariable) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, tdlPackage.VARIABLE_USE__VARIABLE, oldVariable, variable));
			}
		}
		return variable;
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void setVariable(Variable newVariable)
	{
		Variable oldVariable = variable;
		variable = newVariable;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, tdlPackage.VARIABLE_USE__VARIABLE, oldVariable, variable));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public DataType resolveDataType()
	{
		/**
		 * self.variable.dataType
		 */
		final /*@NonInvalid*/ Variable variable = this.getVariable();
		final /*@NonInvalid*/ DataType dataType = variable.getDataType();
		return dataType;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType)
	{
		switch (featureID) {
			case tdlPackage.VARIABLE_USE__COMPONENT_INSTANCE:
				if (resolve) return getComponentInstance();
				return basicGetComponentInstance();
			case tdlPackage.VARIABLE_USE__VARIABLE:
				if (resolve) return getVariable();
				return basicGetVariable();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue)
	{
		switch (featureID) {
			case tdlPackage.VARIABLE_USE__COMPONENT_INSTANCE:
				setComponentInstance((ComponentInstance)newValue);
				return;
			case tdlPackage.VARIABLE_USE__VARIABLE:
				setVariable((Variable)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID)
	{
		switch (featureID) {
			case tdlPackage.VARIABLE_USE__COMPONENT_INSTANCE:
				setComponentInstance((ComponentInstance)null);
				return;
			case tdlPackage.VARIABLE_USE__VARIABLE:
				setVariable((Variable)null);
				return;
		}
		super.eUnset(featureID);
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public int eDerivedOperationID(int baseOperationID, Class<?> baseClass)
	{
		if (baseClass == DataUse.class) {
			switch (baseOperationID) {
				case tdlPackage.DATA_USE___RESOLVE_DATA_TYPE: return tdlPackage.VARIABLE_USE___RESOLVE_DATA_TYPE;
				default: return super.eDerivedOperationID(baseOperationID, baseClass);
			}
		}
		return super.eDerivedOperationID(baseOperationID, baseClass);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eInvoke(int operationID, EList<?> arguments) throws InvocationTargetException
	{
		switch (operationID) {
			case tdlPackage.VARIABLE_USE___RESOLVE_DATA_TYPE:
				return resolveDataType();
		}
		return super.eInvoke(operationID, arguments);
	}

} //VariableUseImpl
