Jmeter进阶三：把数据库的结果处理后保存到本地的文件

import java.io.BufferedWriter;

import java.io.FileWriter;

import java.io.Writer;

import java.util.Random;

import java.util.Arrays;

FileWriter fstream = new FileWriter("D:\\Jmeter\\测试集_rita\\添加产品.csv",false); 

// 1. 设置为true时，从第2行开始插入数据；设置为false时，从第一行开始插入数据。

// 2. 设置为true时，后面运行时不会覆盖原先的数据；设置为false时，会覆盖原先的数据。

BufferedWriter out = new BufferedWriter(fstream);

Object result=vars.getObject("pro_res");

log.info("结果是"+ result);

int len = result.size();

log.info("个数是"+ len);

String p_ids="";

String p_types="";

String p_grades="";

String p_commerce_types="";

String p_air_conditioning_types="";

for(int i=0;i

    String p_id= result.get(i).get("product_id").toString();

    String p_type=result.get(i).get("product_types").toString();

    String p_type2 = p_type.replace(","," ");  //写入文件时是以“,”区分单元格的，所以得替换原先的符号

    String[] p_type3 = p_type2.split(" ");

    String p_grade= result.get(i).get("grades").toString();

    String p_grade2=p_grade.replace(","," ");

    String[] p_grade3 = p_grade2.split(" ");

    String p_commerce_type= result.get(i).get("commerce_types").toString();

    String p_commerce_type2=p_commerce_type.replace(","," ");

    String[] p_commerce_type3 = p_commerce_type2.split(" ");

    String p_air_conditioning_type=result.get(i).get("air_conditioning_types").toString();

    String p_air_conditioning_type2=p_air_conditioning_type.replace(","," ");

    String[] p_air_conditioning_type3 = p_air_conditioning_type2.split(" ");

     log.info("p_ids为" + p_id);

    log.info("p_types为" + p_type2);

    log.info("p_grades为" + p_grade2);

    log.info("p_commerce_types为" + p_commerce_type2);

    log.info("p_air_conditioning_types为" + p_air_conditioning_type2);

    log.info("长度为" + p_type3.length);

    log.info("长度为" + p_grade3.length);

    log.info("长度为" + p_commerce_type3.length);

    log.info("长度为" + p_air_conditioning_type3.length);

    Random random = new Random();

    int i = random.nextInt(p_type3.length);

    int j = random.nextInt(p_grade3.length);

    int k = random.nextInt(p_commerce_type3.length);

    int l = random.nextInt(p_air_conditioning_type3.length);

    out.write(p_id + ",");

    if (p_type3.length == 1){

        out.write(null + ","); //当属性为空时，需要传null

    }else{

        out.write(p_type3[i].toString() + ",");

    }

    if (p_grade3.length == 1){

        out.write(null + ",");

    }else{

        out.write(p_grade3[j].toString() + ",");

    }

    if (p_commerce_type3.length == 1){

        out.write(null + ",");

    }else{

        out.write(p_commerce_type3[k].toString() + ",");

    }

    if (p_air_conditioning_type3.length == 1){

        out.write(null + ",");

    }else{

        out.write(p_air_conditioning_type3[l].toString() + ",");

    }

}

out.close();

fstream.close();