优化

xufenglei

2018-07-18 8d2d5103aea98fab6ad94acd1c8421c05d1108fa

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package com.moral.controller; 
 
import java.math.BigDecimal; 
import java.time.LocalDate; 
import java.time.temporal.TemporalAdjusters; 
import java.util.Arrays; 
import java.util.Collections; 
import java.util.Comparator; 
import java.util.Date; 
import java.util.List; 
import java.util.Map; 
 
import javax.annotation.Resource; 
import javax.servlet.http.HttpServletRequest; 
 
import org.springframework.web.bind.annotation.GetMapping; 
import org.springframework.web.bind.annotation.RequestMapping; 
import org.springframework.web.bind.annotation.RestController; 
 
import com.moral.common.util.WebUtils; 
import com.moral.mapper.AlarmDailyMapper; 
import com.moral.mapper.DemoMapper; 
 
@RestController 
@RequestMapping("demo") 
public class DemoConreoller { 
 
    @Resource 
    private DemoMapper demoMapper; 
 
    @Resource 
    private AlarmDailyMapper alarmDailyMapper; 
 
    @GetMapping("list") 
    public List<Map<String, Object>> getDatas(){ 
        List<Map<String, Object>> list = demoMapper.getDatas(); 
        Collections.sort(list, new Comparator<Map<String, Object>>() { 
            @Override 
            public int compare(Map<String, Object> o1, Map<String, Object> o2) { 
                return ((Date)o1.get("time")).compareTo((Date)o2.get("time")); 
            } 
        }); 
        return list; 
    } 
 
    @GetMapping("pollution") 
    public List<Map<String, Object>> getPollutionDatas(HttpServletRequest request){ 
        Map<String, Object> parameters = WebUtils.getParametersStartingWith(request, null); 
        Object sensorKey = parameters.get("sensorKey"); 
        parameters.put("sensorKeys", Arrays.asList(sensorKey)); 
        parameters.put("start", LocalDate.now().with(TemporalAdjusters.firstDayOfMonth())); 
        parameters.put("end", LocalDate.now().with(TemporalAdjusters.firstDayOfNextMonth())); 
        List<Map<String, Object>> alarmData = alarmDailyMapper.getAlarmData(parameters); 
        Collections.sort(alarmData, new Comparator<Map<String, Object>>() { 
            @Override 
            public int compare(Map<String, Object> o1, Map<String, Object> o2) { 
                return ((BigDecimal) o2.get(sensorKey)).compareTo((BigDecimal) o1.get(sensorKey)); 
            } 
        }); 
        return alarmData; 
    } 
}