Github user haoch commented on a diff in the pull request: https://github.com/apache/incubator-eagle/pull/750#discussion_r92778778 --- Diff: eagle-server/src/main/java/org/apache/eagle/server/ServerApplication.java --- @@ -107,18 +111,31 @@ public void run(ServerConfig configuration, Environment environment) throws Exce // Context listener environment.servlets().addServletListeners(new CoordinatorListener()); + registerAppServices(environment); + } + + private void registerAppServices(Environment environment) { // Run application status service in background - Managed updateAppStatusTask = new ApplicationTask(applicationStatusUpdateService); + LOG.debug("Registering ApplicationStatusUpdateService"); + Managed updateAppStatusTask = new ManagedService(applicationStatusUpdateService); environment.lifecycle().manage(updateAppStatusTask); - // Initialize application health check environment + // Initialize application extended health checks. + LOG.debug("Registering ApplicationHealthCheckService"); applicationHealthCheckService.init(environment); - Managed appHealthCheckTask = new ApplicationTask(applicationHealthCheckService); - environment.lifecycle().manage(appHealthCheckTask); - - if (config.hasPath(MRHistoryJobDailyReporter.SERVICE_PATH)) { - Managed jobReportTask = new ApplicationTask(mrHistoryJobDailyReporter); - environment.lifecycle().manage(jobReportTask); + environment.lifecycle().manage(new ManagedService(applicationHealthCheckService)); + + // Load application shared extension services. + LOG.debug("Registering application shared extension services"); + for (ApplicationProvider<?> applicationProvider : applicationProviderService.getProviders()) { --- End diff -- Change#3, Register `getSharedServices` from `ApplicationProvider` to `Environment` in `ServerApplication`
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