/*
 * _____________________________________________________________________________
 * 
 * INAF - OATS National Institute for Astrophysics - Astronomical Observatory of
 * Trieste INAF - IA2 Italian Center for Astronomical Archives
 * _____________________________________________________________________________
 * 
 * Copyright (C) 2016 Istituto Nazionale di Astrofisica
 * 
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License Version 3 as published by the
 * Free Software Foundation.
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */
package it.inaf.ia2.tsm.webapp.env;

import java.io.Serializable;
import javax.ws.rs.Produces;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.inject.Inject;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import org.apache.deltaspike.core.api.scope.WindowScoped;
import org.apache.deltaspike.core.spi.scope.window.WindowContext;

/**
 * REST Web Service
 *
 * @author Sonia Zorba {@literal <zorba at oats.inaf.it>}
 */
@Path("keepalive")
@WindowScoped
public class KeepAliveResource implements Serializable {

    private static final long serialVersionUID = 3477976029207874216L;

    @Inject
    private WindowContext windowContext;

    @GET
    @Produces(MediaType.TEXT_PLAIN)
    public Response keepAlive() {
        return Response.ok(windowContext.getCurrentWindowId()).build();
    }
}