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2018-05-04 4a41bd4e105385b5460e5a81c8b67e5f701a262b

 src/main/java/com/moral/service/impl/DeviceServiceImpl.java

@@ -1,12 +1,23 @@
package com.moral.service.impl;



import java.util.*;

import java.util.stream.Collectors;



import javax.annotation.Resource;



import com.alibaba.fastjson.TypeReference;

import com.github.pagehelper.Page;

import com.moral.common.bean.Constants;

import com.moral.common.bean.PageBean;

import com.moral.common.bean.PageResult;

import com.moral.common.exception.BusinessException;

import com.moral.common.util.ExampleUtil;

import com.moral.common.util.RedisUtils;

import com.moral.mapper.MonitorPointMapper;

import org.apache.commons.collections.MapUtils;

import org.apache.commons.lang3.BooleanUtils;

import org.apache.commons.lang3.StringUtils;

import org.apache.log4j.Logger;

import org.springframework.stereotype.Service;

import org.springframework.transaction.annotation.Transactional;

import org.springframework.util.ObjectUtils;

@@ -21,13 +32,31 @@


@Service

public class DeviceServiceImpl implements DeviceService {



   Logger log = Logger.getLogger(DeviceServiceImpl.class);

   //-----------------------redis key前缀-开始---------------------------------

   private static String AlARM = "alarm";//警报阀值储存key前缀

   private static String ADJUST="adjust";//校准值存储key前缀

   private static String DEVICE = "device";//设备信息数据key前缀

   private static String STATE = "state";//设备实时状态key前缀

   private static String DATA = "data";//设备实时数据key前缀

   //-----------------------redis key前缀-结束---------------------------------

   private String keysConnect(String... keys) {

      StringBuilder key = new StringBuilder(keys[0]);

      for(int i=1;i<keys.length;i++) {

         key.append("_");

         key.append(keys[i]);

      }

      return key.toString().toLowerCase();

   }

   @Resource

   private DeviceMapper deviceMapper;



    @Resource

    private MonitorPointMapper monitorPointMapper;

   @Resource

   private AccountService accountService;

    private Class ENTITY_CLASS = Device.class;

   @Resource

   RedisUtils redisUtils;

   @Override

   public Map<String, Object> getDeviceStatesByAccount(Map<String, Object> parameters) {

      ValidateUtil.notNull(parameters.get("accountId"), "param.is.null");

@@ -56,11 +85,6 @@
      return result;

   }

   

   @Override

   public List<Map<String, Object>> getSensorsByDevice(String mac) {

      return deviceMapper.getSensorsByDevice(mac);

   }



   @Override

   @Transactional

   public void saveOrUpdateDevice(Device device) {

@@ -94,16 +118,170 @@


   @Override

   public Device getDeviceByMac(String mac) {

      ValidateUtil.notEmpty(mac, "param.is.null");

      Device device = new Device();

      device.setMac(mac);

      device = deviceMapper.selectOne(device);

      Device device = getDeviceFromRedis(mac);

      if(device==null) {

         device = deviceMapper.selectWithOrgIdsByMac(mac);

         if(device!=null){

            setDeviceToRedis(mac,device);

         }

      }

      return device;

   }

   /*

    * 获取报警阀值在redis里的key

    */

   private String getDeviceKey(String mac) {

      return keysConnect(DEVICE,mac);

   }

   /*

    * 将校正值存入redis方法组 开始

    */

   private void setDeviceToRedis(String mac,Device device){

      String key = getDeviceKey(mac);

      Device simpleDevice = new Device();

      simpleDevice.setId(device.getId());// id

      simpleDevice.setName(device.getName());// name

      simpleDevice.setAddress(device.getAddress());// address

      simpleDevice.setDeviceVersionId(device.getDeviceVersionId());// version

      simpleDevice.setMac(device.getMac()); // mac

      simpleDevice.setMonitorPointId(device.getMonitorPointId());// 监控地id

      simpleDevice.setOrganizationIds(device.getOrganizationIds());// 组织数组

      redisUtils.set(key,simpleDevice);

   }

   private Device getDeviceFromRedis(String mac) {

      String key = getDeviceKey(mac);

      return redisUtils.get(key,Device.class);

   }



   /**

    *

    * @param map

    * map里 包括 组织id和4个坐标点

    * @return

    */

   @Override

   public PageBean queryByPageBean(PageBean pageBean) {

   public List<Device> query(Map<String, Object> map) {

      List <Device> list = deviceMapper.selectByMap(map);

      loadDeviceState(list);

      return list;

   }



   /**

    *  根据组织id和设备名称 分页查询设备

    * @param orgId

    * @param deviceName

    * @param pageSize

    * @param pageNo

    * @return

    */

   @Override

   public PageResult query(Integer orgId, String deviceName, Integer pageSize, Integer pageNo) {

      if(!ObjectUtils.isEmpty(pageSize)&&!ObjectUtils.isEmpty(pageNo)){

         PageHelper.startPage(pageNo,pageSize);

      }

      List<Device> list = deviceMapper.selectByOrgIdAndDevName(orgId,deviceName);

      //从redis里取状态

      loadDeviceState(list);

      if(list instanceof Page){

         return new PageResult(((Page) list).getTotal(),list);

      }

      return new PageResult(null,list);

   }



   /**

    * 根据组织id和监控点id 分页查询设备

    * @param orgId

    * @param mpId

    * @param pageSize

    * @param pageNo

    * @return

    */

   @Override

   public PageResult query(Integer orgId, Integer mpId, Integer pageSize, Integer pageNo) {

      if(!ObjectUtils.isEmpty(pageSize)&&!ObjectUtils.isEmpty(pageNo)){

         PageHelper.startPage(pageNo,pageSize);

      }

      List<Device> list = deviceMapper.selectByOrgIdAndMpId(orgId,mpId);

      //从redis里取状态

      loadDeviceState(list);

      if(list instanceof Page){

         return new PageResult(((Page) list).getTotal(),list);

      }

      return new PageResult(null,list);

   }

   private void loadDeviceState(List<Device> list){

      //从redis里取状态

      list.stream().map( device -> {

         String mac = device.getMac();

         if(!StringUtils.isBlank(mac)){

            String state = getSateFromRedis(device.getMonitorPointId(),mac.toLowerCase());

            device.setState(state);

         }else{

            device.setState(Constants.DEVICE_STATE_OFFLINE);

         }

         return device;

      }).count();

   }

   private String getSateFromRedis(Integer mpId,String mac){



      Map<String,String> stateMap  = getStateMapFromRedis(mpId,mac);

      String state = null;

      if(stateMap != null){

         state  = stateMap.get("state");

      }

      state = state == null ?Constants.DEVICE_STATE_OFFLINE:state;

      return  state;

   }

   public Map<String,String> getStateMapFromRedis(Integer mpId,String mac){

      StringBuilder key = new StringBuilder();

      //拼凑key

      key.append("state_").append(mpId).append("_").append(mac);

      return   redisUtils.get(key.toString(),new TypeReference<Map<String,String>>(){});

   }

   private Device getDeviceWithOrgIdsByMac(String mac) {

      String key = "device_"+mac;

      Device device = redisUtils.get(key,Device.class);

      if(device==null) {

         device = deviceMapper.selectWithOrgIdsByMac(mac);

         if(device!=null){

            redisUtils.set(key,device);

         }

      }

      return device;

   }

   /*

     刷新 redis 设备的信息

    */

   private void refreshDeviceInRedis(Device device){

        if(!StringUtils.isBlank(device.getMac())){

             Device simpleDevice = new Device();

          simpleDevice.setId(device.getId());// id

          simpleDevice.setName(device.getName());// name

          simpleDevice.setAddress(device.getAddress());// address

          simpleDevice.setDeviceVersionId(device.getDeviceVersionId());// version

          simpleDevice.setMac(device.getMac()); // mac

          simpleDevice.setMonitorPointId(device.getMonitorPointId());// 监控地id

          simpleDevice.setOrganizationIds(device.getOrganizationIds());// 组织数组

             if(device.getMonitorPointId()!=null){

                 List<Integer> orgIds = monitorPointMapper.selectOrganizationIds(device.getMonitorPointId());

                 simpleDevice.setOrganizationIds(orgIds);

             }

             String key = "device_"+device.getMac();

             redisUtils.set(key,simpleDevice);

         }

   }

   @Override

   public int countByExample(PageBean pageBean){

      Example example = ExampleUtil.generateExample(ENTITY_CLASS,pageBean);

      addDeletesToExample(example);

        return deviceMapper.selectCountByExample(example);

   }



   /**

    * 增加删除条件过滤

    * @param example

    */

   private void addDeletesToExample(Example example){

      List<Example.Criteria> criteriaList = example.getOredCriteria();

      if(criteriaList!=null&&criteriaList.size()>0){

         for(Example.Criteria cri : criteriaList){

@@ -112,6 +290,11 @@
      }else {

         example.or().andNotEqualTo("isDelete",Constants.IS_DELETE_TRUE);

      }

   }

   @Override

   public PageBean queryByPageBean(PageBean pageBean) {

      Example example = ExampleUtil.generateExample(ENTITY_CLASS,pageBean);

      addDeletesToExample(example);

      if(pageBean.getPageSize()>0){

         PageHelper.startPage(pageBean.getPageIndex(),pageBean.getPageSize());

      }

@@ -139,17 +322,70 @@
   @Override

   public void addOrModify(Device device){

      try{

         //mac 转小写

         if(StringUtils.isBlank(device.getMac())){

            device.setMac(device.getMac().toLowerCase());

         }

         if(device.getId()==null){

            device.setState(Constants.DEVICE_STATE_OFFLINE);

            device.setIsDelete(Constants.IS_DELETE_FALSE);

            deviceMapper.insertSelective(device);

         }else{

            deviceMapper.updateByPrimaryKeySelective(device);

            //刷新redis里设备信息

            refreshDeviceInRedis(device);

         }

      }

      catch (Exception ex){

         throw  ex;

      }

   }

   @Override

   public List<Map> countByTimes(Date start,Date end,String format){

      if(start==null||end==null||StringUtils.isBlank(format)){

         log.error("some  params is null");

         throw new BusinessException("some  params is null");

      }

      return  deviceMapper.countByTimes(start, end, format);

   }

   @Override

   public List<Device> getDevicesByMonitorPointId(Integer monitorPointId) {

      Device device = new Device();

      device.setMonitorPointId(monitorPointId);

      device.setIsDelete(Constants.IS_DELETE_FALSE);

      return deviceMapper.select(device);

   }





   /**

    *  返回map{mac：，state：}

    * @param macList

    * @return

    */

   @Override

   public List<Map<String,String>> queryDevicesState(List<String> macList,Boolean withData) {

      List<Map<String,String>> list = macList.stream().map(mac->{

         Map<String,String> resultMap = new HashMap<>();

         if(!StringUtils.isBlank(mac)){

            mac = mac.toLowerCase();

            Device device = getDeviceWithOrgIdsByMac(mac);

            Map<String,String> stateMap = getStateMapFromRedis(device.getMonitorPointId(),mac);

            if(!MapUtils.isEmpty(stateMap)){

               resultMap.putAll(stateMap);

            }else{

               resultMap.put("state",Constants.DEVICE_STATE_OFFLINE);

               resultMap.put("mac",mac);

            }

            //添加data

            if(BooleanUtils.isTrue(withData)){

               String dataKey = "data_"+mac;

               Map<String,String> dataMap = redisUtils.get(dataKey,new TypeReference<Map<String,String>>(){});

               if(!MapUtils.isEmpty(dataMap)){

                  resultMap.putAll(dataMap);

               }

            }

         }

         return  resultMap;

      }).collect(Collectors.toList());

      return list;

   }

}