ServletInitializer.java

package de.ppi.samples.fuwesta;

import java.util.HashSet;
import java.util.Set;

import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.SessionTrackingMode;

import org.springframework.boot.builder.SpringApplicationBuilder;
import org.springframework.boot.web.support.SpringBootServletInitializer;

/**
 * Servlet-Initialiazer if we run in a war - file.
 *
 */
public class ServletInitializer extends SpringBootServletInitializer {

    @Override
    protected SpringApplicationBuilder configure(
            SpringApplicationBuilder application) {
        return application.sources(FuWeStaServer.class);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public void onStartup(ServletContext servletContext)
            throws ServletException {
        servletContext.getSessionCookieConfig().setHttpOnly(true);
        final Set<SessionTrackingMode> sessionTrackingModes = new HashSet<>();
        sessionTrackingModes.add(SessionTrackingMode.COOKIE);
        servletContext.setSessionTrackingModes(sessionTrackingModes);
        super.onStartup(servletContext);
    }

}