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package com.zc.business.controller; |
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import cn.hutool.core.date.DateUtil; |
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import com.alibaba.fastjson.JSON; |
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import com.alibaba.fastjson.JSONObject; |
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import com.ruoyi.common.core.domain.AjaxResult; |
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import com.ruoyi.common.core.redis.RedisCache; |
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import com.zc.business.request.DcMessageAccessCountRequest; |
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import com.zc.business.service.IDcMetricsService; |
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import com.zc.common.core.httpclient.OkHttp; |
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import com.zc.common.core.httpclient.exception.HttpException; |
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import com.zc.common.core.httpclient.request.RequestParams; |
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import io.swagger.annotations.Api; |
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import io.swagger.annotations.ApiOperation; |
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import okhttp3.Response; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import org.springframework.beans.factory.annotation.Value; |
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import org.springframework.scheduling.annotation.Scheduled; |
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import org.springframework.validation.annotation.Validated; |
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import org.springframework.web.bind.annotation.GetMapping; |
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import org.springframework.web.bind.annotation.RequestMapping; |
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import org.springframework.web.bind.annotation.RestController; |
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import javax.annotation.Resource; |
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import java.io.IOException; |
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import java.util.ArrayList; |
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import java.util.List; |
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import java.util.concurrent.TimeUnit; |
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import static com.zc.business.constant.RedisKeyConstants.MONITOR_IOT_SERVER; |
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/** |
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* 指标数据 |
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* @author xiepufeng |
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*/ |
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@Api(tags = "指标数据") |
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@RestController |
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@RequestMapping("/business/metrics") |
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public class DcMetricsController { |
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protected final Logger logger = LoggerFactory.getLogger(this.getClass()); |
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@Resource |
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private IDcMetricsService dcMetricsService; |
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@Value("${iot.address}") |
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private String iotAddress; |
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@Resource |
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private RedisCache redisCache; |
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/** |
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* 设备总数 |
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*/ |
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@ApiOperation("设备总数") |
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@GetMapping("/device/count") |
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public AjaxResult deviceCount(){ |
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return AjaxResult.success(dcMetricsService.deviceCount()); |
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} |
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/** |
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* 产品总数 |
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*/ |
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@ApiOperation("产品总数") |
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@GetMapping("/product/count") |
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public AjaxResult productCount(){ |
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return AjaxResult.success(dcMetricsService.productCount()); |
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} |
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/** |
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* 异常设备总数 |
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*/ |
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@ApiOperation("异常设备总数") |
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@GetMapping("/device-abnormal/count") |
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public AjaxResult deviceAbnormalCount(){ |
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return AjaxResult.success(dcMetricsService.deviceAbnormalCount()); |
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} |
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/** |
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* 获取消息接入总数 |
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* |
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* @param request 请求参数对象，包含消息接入的相关条件 |
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* @return 返回AjaxResult对象，其中包含消息接入总数 |
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* @throws HttpException 当HTTP请求发生错误时抛出 |
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* @throws IOException 当进行网络读写操作发生错误时抛出 |
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*/ |
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@ApiOperation("接入数据总数") |
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@GetMapping("/message-access/count") |
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public AjaxResult messageAccessCount(@Validated DcMessageAccessCountRequest request) throws HttpException, IOException { |
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// 初始化OkHttp客户端
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OkHttp okHttp = new OkHttp(); |
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// 将请求对象转换为JSON字符串
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String string = JSON.toJSONString(request); |
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JSONObject jsonObject = JSON.parseObject(string); |
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jsonObject.put("direction", "received_message"); |
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// 将JSON对象转换为请求参数
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RequestParams requestParams = new RequestParams(jsonObject); |
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// 默认请求URL
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String url = iotAddress + "/api/iot/metrics/device-gateway/message/count"; |
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// 如果请求中包含产品ID，则修改请求URL
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if (request.getProductId() != null) { |
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url = iotAddress + "/api/iot/metrics/device/message/count"; |
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} |
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// 发起HTTP GET请求并获取响应
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Response response // 请求响应
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= okHttp |
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.url(url) // 设置请求地址
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.data(requestParams) // 设置请求参数
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.get(); // 执行GET请求
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// 将响应内容解析为AjaxResult对象并返回
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return JSON.parseObject(response.body().string(), AjaxResult.class); |
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} |
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@ApiOperation("物联系统监控") |
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@GetMapping("/iot-server/monitor") |
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public AjaxResult iotServerMonitor() throws HttpException, IOException { |
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OkHttp okHttp = new OkHttp(); |
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String url = iotAddress + "/monitor/server"; |
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Response response // 请求响应
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= okHttp |
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.url(url) // 请求地址
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.get(); // 请求方法
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return JSON.parseObject(response.body().string(), AjaxResult.class); |
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} |
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/** |
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* 物联系统监控指标前天昨天数据查询 |
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* 该接口不接受任何参数，返回前天和昨天的物联系统监控指标数据。 |
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* |
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* @return AjaxResult 返回一个包含前天和昨天监控指标数据的列表，如果数据不存在，则返回错误信息。 |
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*/ |
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@ApiOperation("物联系统监控指标前天昨天数据") |
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@GetMapping("/iot-server/monitor-previous") |
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public AjaxResult iotServerChain() { |
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// 从Redis缓存中获取昨天和前天的监控数据
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JSONObject yesterdayData = redisCache.getCacheObject(MONITOR_IOT_SERVER + DateUtil.formatDate(DateUtil.yesterday())); |
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JSONObject beforeYesterdayData = redisCache.getCacheObject(MONITOR_IOT_SERVER + DateUtil.formatDate(DateUtil.offsetDay(DateUtil.date(), -2))); |
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// 如果昨天或前天的数据为空，则返回错误信息
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if (yesterdayData == null || beforeYesterdayData == null) { |
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return AjaxResult.error("暂无数据"); |
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} |
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// 将数据放入列表并返回
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List<JSONObject> dataList = new ArrayList<>(); |
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dataList.add(beforeYesterdayData); |
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dataList.add(yesterdayData); |
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return AjaxResult.success(dataList); |
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} |
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/** |
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* 定时缓存物联系统监控数据。 |
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* 该方法使用CRON表达式“0 0 0 * * ?”定时在每天的0点执行。 |
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* 方法不接受参数，也不返回任何值。 |
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* 主要步骤包括： |
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* 1. 构造缓存键值，基于监控数据和前一天的日期。 |
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* 2. 获取物联系统监控的详细数据。 |
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* 3. 设定缓存过期时间为3天。 |
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* 4. 将监控数据缓存起来。 |
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* 如果在执行过程中遇到HttpException或IOException，会记录错误日志。 |
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*/ |
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@Scheduled(cron = "0 0 0 * * ?") |
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public void cacheIotServerMonitor() { |
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try { |
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// 构造缓存键，使用MONITOR_IOT_SERVER常量和前一天的日期
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String cacheKey = MONITOR_IOT_SERVER + DateUtil.formatDate(DateUtil.yesterday()); |
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// 获取监控数据中的"data"部分
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Object cacheValue = this.iotServerMonitor().get("data"); |
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// 设定缓存过期时间为3天
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Integer expireTime = 3; |
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// 将监控数据缓存到Redis中，设定过期时间
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redisCache.setCacheObject(cacheKey, cacheValue, expireTime, TimeUnit.DAYS); |
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} catch (HttpException | IOException e) { |
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// 记录缓存失败的错误日志
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logger.error("缓存物联系统监控数据失败", e); |
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} |
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} |
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} |
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@ -0,0 +1,58 @@ |
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package com.zc.business.request; |
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import lombok.Data; |
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import org.springframework.format.annotation.DateTimeFormat; |
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import javax.validation.constraints.NotNull; |
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import java.util.Date; |
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@Data |
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public class DcMessageAccessCountRequest { |
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// 年、月、日、小时，用于定义时间周期类型
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public static final String YEAR = "year"; |
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public static final String MONTH = "month"; |
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public static final String DAY = "day"; |
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public static final String HOUR = "hour"; |
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@NotNull(message = "开始时间不能为空") |
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@DateTimeFormat(pattern = "yyyy-MM-dd HH:mm:ss") |
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private String startTime; |
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// 查询结束时间
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@DateTimeFormat(pattern = "yyyy-MM-dd HH:mm:ss") |
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@NotNull(message = "结束时间不能为空") |
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private String endTime; |
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// 时间周期类型（年、月、日、小时）
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private String periodType; |
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private String productId; |
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/** |
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* 根据给定的周期类型字符串，将其转换为简写的字符串表示。 |
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* @return 对应的简写字符串，比如"1y"、"1m"等。 |
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* @throws IllegalArgumentException 如果传入的periodType不是预期的值或为null。 |
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*/ |
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public String convertPeriodType() throws IllegalArgumentException { |
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// 检查输入参数是否为null或空字符串
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if (periodType == null || periodType.isEmpty()) { |
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throw new IllegalArgumentException("periodType不能为null或空"); |
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} |
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// 使用switch语句处理不同的周期类型
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switch (periodType) { |
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case YEAR: |
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return "1y"; |
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case MONTH: |
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return "1M"; |
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case DAY: |
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return "1d"; |
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case HOUR: |
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return "1h"; |
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default: |
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// 对于未预期的输入值，抛出异常
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throw new IllegalArgumentException("不受支持的 periodType: " + periodType); |
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} |
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} |
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} |
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package com.zc.business.service; |
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/** |
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* DcMetricsService 接口定义了与指标相关的服务操作。 |
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*/ |
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public interface IDcMetricsService { |
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/** |
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* 获取设备数量。 |
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* |
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* @return 设备数量，返回类型为整数。 |
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*/ |
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int deviceCount(); |
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/** |
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* 获取产品数量。 |
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* 该方法用于统计当前系统中的产品总数，不需要传入任何参数。 |
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* |
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* @return 产品数量，返回类型为整数。 |
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*/ |
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int productCount(); |
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/** |
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* 获取设备异常数量 |
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* 该方法用于统计当前系统中的异常设备总数，不需要传入任何参数。 |
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* |
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* @return 返回设备异常数量，类型为int。 |
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*/ |
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int deviceAbnormalCount(); |
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} |
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@ -0,0 +1,55 @@ |
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package com.zc.business.service.impl; |
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper; |
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import com.zc.business.domain.DcDevice; |
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import com.zc.business.service.IDcMetricsService; |
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import com.zc.business.service.IDcDeviceService; |
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import com.zc.business.service.IDcProductService; |
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import org.springframework.stereotype.Service; |
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import javax.annotation.Resource; |
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@Service |
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public class DcMetricsServiceImpl implements IDcMetricsService { |
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@Resource |
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private IDcDeviceService dcDeviceService; |
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@Resource |
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private IDcProductService dcProductService; |
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/** |
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* 获取设备数量。 |
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* |
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* @return 设备数量，返回类型为整数。 |
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*/ |
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@Override |
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public int deviceCount() { |
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return dcDeviceService.count(); |
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} |
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/** |
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* 获取产品数量。 |
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* 该方法用于统计当前系统中的产品总数，不需要传入任何参数。 |
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* |
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* @return 产品数量，返回类型为整数。 |
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*/ |
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@Override |
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public int productCount() { |
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return dcProductService.count(); |
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} |
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/** |
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* 获取设备异常数量 |
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* 该方法用于统计当前系统中的异常设备总数，不需要传入任何参数。 |
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* |
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* @return 返回设备异常数量，类型为int。 |
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*/ |
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@Override |
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public int deviceAbnormalCount() { |
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LambdaQueryWrapper<DcDevice> queryWrapper = new LambdaQueryWrapper<>(); |
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queryWrapper.eq(DcDevice::getDeviceState, DcDevice.ABNORMAL); |
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return dcDeviceService.count(queryWrapper); |
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} |
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} |
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