IntegrationProject project = IntegrationProject.createNewProject(null);
RootFolder schedules = project.getRootFolder(EntityType.Schedule);
schedule_1 = new Schedule("s1");
schedule_2 = new Schedule("s2");
schedules.addItem(schedule_1);
schedules.addItem(schedule_2);
scheduleSubFolder_1 = new Folder("F1", EntityType.Schedule);
schedule_3 = new Schedule("s3");
scheduleSubFolder_1.addItem(schedule_3);
schedules.addSubFolder(scheduleSubFolder_1);
scheduleSubFolder_2 = new Folder("F2", EntityType.Schedule);