ConnectionItemImpl.java

/**
 * <copyright> </copyright>
 * 
 * $Id: ConnectionItemImpl.java 75298 2011-12-26 09:56:31Z nrousseau $
 */
package org.talend.core.model.properties.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.talend.core.model.metadata.builder.connection.Connection;
import org.talend.core.model.properties.ConnectionItem;
import org.talend.core.model.properties.PropertiesPackage;

/**
 * <!-- begin-user-doc --> An implementation of the model object '<em><b>Connection Item</b></em>'. <!--
 * end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.talend.core.model.properties.impl.ConnectionItemImpl#getConnection <em>Connection</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class ConnectionItemImpl extends ItemImpl implements ConnectionItem {

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

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

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

    /**
     * <!-- begin-user-doc --> <!-- end-user-doc -->
     * @generated
     */
    public Connection getConnection() {
        if (connection != null && connection.eIsProxy()) {
            InternalEObject oldConnection = (InternalEObject)connection;
            connection = (Connection)eResolveProxy(oldConnection);
            if (connection != oldConnection) {
                if (eNotificationRequired())
                    eNotify(new ENotificationImpl(this, Notification.RESOLVE, PropertiesPackage.CONNECTION_ITEM__CONNECTION, oldConnection, connection));
            }
        }
        return connection;
    }

    /**
     * <!-- begin-user-doc --> <!-- end-user-doc -->
     * @generated
     */
    public Connection basicGetConnection() {
        return connection;
    }

    /**
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    public void setConnection(Connection newConnection) {
        Connection oldConnection = connection;
        connection = newConnection;
        if (eNotificationRequired())
            eNotify(new ENotificationImpl(this, Notification.SET, PropertiesPackage.CONNECTION_ITEM__CONNECTION, oldConnection, connection));
    }

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

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

    /**
     * <!-- begin-user-doc --> <!-- end-user-doc -->
     * @generated
     */
    @Override
    public void eUnset(int featureID) {
        switch (featureID) {
            case PropertiesPackage.CONNECTION_ITEM__CONNECTION:
                setConnection((Connection)null);
                return;
        }
        super.eUnset(featureID);
    }

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

} // ConnectionItemImpl