GenericMain.java 文件源码

/**
 * Run a generic setup which mirrors all information from druid into fili configuration.
 *
 * @param args  Command line arguments.
 *
 * @throws Exception if the server fails to start or crashes.
 */
public static void main(String[] args) throws Exception {
    int port = SYSTEM_CONFIG.getIntProperty(FILI_PORT);

    Server server = new Server(port);
    ServletContextHandler servletContextHandler = new ServletContextHandler(ServletContextHandler.NO_SESSIONS);

    servletContextHandler.addEventListener(new MetricServletContextListener());
    servletContextHandler.addEventListener(new HealthCheckServletContextListener());

    servletContextHandler.setContextPath("/");
    servletContextHandler.setResourceBase("src/main/webapp");

    //Activate codahale metrics
    FilterHolder instrumentedFilterHolder = new FilterHolder(InstrumentedFilter.class);
    instrumentedFilterHolder.setName("instrumentedFilter");
    instrumentedFilterHolder.setAsyncSupported(true);
    servletContextHandler.addFilter(instrumentedFilterHolder, "/*", EnumSet.noneOf(DispatcherType.class));

    // Static resource handler
    ResourceHandler resourceHandler = new ResourceHandler();
    resourceHandler.setDirectoriesListed(true);
    resourceHandler.setResourceBase("src/main/webapp");

    // Add the handlers to the server
    HandlerList handlers = new HandlerList();
    handlers.setHandlers(new Handler[] {resourceHandler, servletContextHandler});
    server.setHandler(handlers);

    ServletHolder servletHolder = servletContextHandler.addServlet(ServletContainer.class, "/v1/*");
    servletHolder.setInitOrder(1);
    servletHolder.setInitParameter(
            "javax.ws.rs.Application",
            "com.yahoo.bard.webservice.application.ResourceConfig"
    );
    servletHolder.setInitParameter(
            "jersey.config.server.provider.packages",
            "com.yahoo.bard.webservice.web.endpoints"
    );

    servletContextHandler.addServlet(AdminServlet.class, "/*");

    server.start();
}