private static Workflow.Builder createWorkflow() {
        List<TaskConfig> downloadDataTasks = new ArrayList<>();
        downloadDataTasks.add(new TaskConfig.Builder().setTaskId("Download_Task").setCommand(DataCollectingTask.NAME).build());

        List<TaskConfig> commandExecuteTasks = new ArrayList<>();
        commandExecuteTasks.add(new TaskConfig.Builder().setTaskId("Command_Task").setCommand(CommandTask.NAME).build());

        List<TaskConfig> pushDataTasks = new ArrayList<>();
        pushDataTasks.add(new TaskConfig.Builder().setTaskId("Push_Task").setCommand(DataPushingTask.NAME).build());

        JobConfig.Builder downloadDataJob = new JobConfig.Builder().addTaskConfigs(downloadDataTasks).setMaxAttemptsPerTask(3);
        JobConfig.Builder commandExecuteJob = new JobConfig.Builder().addTaskConfigs(commandExecuteTasks).setMaxAttemptsPerTask(3);
        JobConfig.Builder dataPushJob = new JobConfig.Builder().addTaskConfigs(pushDataTasks).setMaxAttemptsPerTask(3);

        Workflow.Builder workflow = new Workflow.Builder("Airavata_Workflow").setExpiry(0);
        workflow.addJob("downloadDataJob", downloadDataJob);
        workflow.addJob("commandExecuteJob", commandExecuteJob);
        workflow.addJob("dataPushJob", dataPushJob);

        workflow.addParentChildDependency("downloadDataJob", "commandExecuteJob");
        workflow.addParentChildDependency("commandExecuteJob", "dataPushJob");

        return workflow;
    }