import org.apache.hadoop.yarn.server.webapp.dao.AppsInfo; //导入依赖的package包/类
@GET
@Path("/apps")
@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
@Override
public AppsInfo getApps(@Context HttpServletRequest req,
    @Context HttpServletResponse res, @QueryParam("state") String stateQuery,
    @QueryParam("states") Set<String> statesQuery,
    @QueryParam("finalStatus") String finalStatusQuery,
    @QueryParam("user") String userQuery,
    @QueryParam("queue") String queueQuery,
    @QueryParam("limit") String count,
    @QueryParam("startedTimeBegin") String startedBegin,
    @QueryParam("startedTimeEnd") String startedEnd,
    @QueryParam("finishedTimeBegin") String finishBegin,
    @QueryParam("finishedTimeEnd") String finishEnd,
    @QueryParam("applicationTypes") Set<String> applicationTypes) {
  init(res);
  validateStates(stateQuery, statesQuery);
  return super.getApps(req, res, stateQuery, statesQuery, finalStatusQuery,
    userQuery, queueQuery, count, startedBegin, startedEnd, finishBegin,
    finishEnd, applicationTypes);
}
 

import org.apache.hadoop.yarn.server.webapp.dao.AppsInfo; //导入依赖的package包/类
@GET
@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
public AppsInfo get(@Context HttpServletRequest req,
    @Context HttpServletResponse res) {
  return getApps(req, res, null, Collections.<String> emptySet(), null, null,
    null, null, null, null, null, null, Collections.<String> emptySet());
}