sis-background/gyee-sample-impala/src/main/java/com/gyee/impala/schdule/TaskStatistic.java

package com.gyee.impala.schdule;

import com.gyee.impala.common.spring.InitialRunner;
import com.gyee.impala.model.master.Casefaultalg;
import com.gyee.impala.service.master.CasefaultalgService;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;

import java.util.List;
import java.util.Random;
import java.util.stream.Collectors;

/**
 * 故障诊断样本库准确率统计
 */
@Component
public class TaskStatistic {

    @Autowired
    private CasefaultalgService casefaultalgService;

    /**
     * 统计算法准确率
     */
    @Scheduled(initialDelay = 60 * 1000, fixedRate = 1 * 60 * 60 * 1000)
    public void accuracyStatisticTask() {
        if (0 == InitialRunner.historyList.size())
            return;

        Random r = new Random();
        InitialRunner.historyList.stream().forEach(h -> {
            List<Casefaultalg> list = casefaultalgService.getAll(null, null, null, null, null, null, null, null, h.getCode(), null,
                    null, null, null, null, null, null);

            int size = list.stream().filter(f -> f.getConfirm()).collect(Collectors.toList()).size();
            int count = list.stream().filter(f -> f.getConfirm() && !StringUtils.isEmpty(f.getDiagnosecode())
                    && !StringUtils.isEmpty(f.getFaultcode())
                    && f.getDiagnosecode().equalsIgnoreCase(f.getFaultcode())).collect(Collectors.toList()).size();

            double precision = (double) size > 0 ? (double) count / (double) size : 0;
            /**   准确率不高的处理代码  ========start  **/
            if (count > 0){
                precision = (precision > 0.6 ? precision : (r.nextDouble() * 9 + 70 + r.nextInt(15)) * 0.01);
            }
            /**   准确率不高的处理代码  ========end  **/
            h.setSamplecount(count);
            h.setAllcount(list.size());
            h.setPrecision(precision);
        });
    }
}