优化splitProvince解析汇总serProvinceId=150201 tollFee的和放入字段splitefee
gaoshuguang
1 year ago
parent
08085e3c2f
commit
7a1da7587e
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package com.nm.gsgl.common.utils;
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import cn.hutool.json.JSONArray;
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import com.alibaba.fastjson2.JSON;
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import com.alibaba.fastjson2.JSONObject;
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/**
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* @author: shuguang
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* @date: 2024年07月04日 11:31
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* @description:
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*/
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public class JsonUtils {
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public static int getTollFee(String json){
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JSONArray jsonArray = new JSONArray(json);
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// 初始化求和变量
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int sum = 0;
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// 遍历JSONArray中的每个元素
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for (Object obj : jsonArray) {
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String s = JSON.toJSONString(obj);
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JSONObject ob = JSONObject.parseObject(s);
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// 检查serProvinceId是否为150201
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if ("150201".equals(ob.get("serProvinceId").toString())) {
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// 累加tollFee
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sum += ob.getInteger("tollFee");
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}
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}
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return sum;
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}
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public static void main(String[] args) {
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String json = "[{\"enPointId\":\"X0614150010010\",\"enTime\":\"2024-07-03T15:01:48\",\"enTollStationName\":null,\"exPointId\":\"X0614150010010\",\"exTime\":\"2024-07-03T15:01:48\",\"exTollStationName\":\"内蒙壕托线\",\"id\":\"X061415001001030205302024070315014885000\",\"serProvinceId\":\"150201\",\"tollFee\":4500,\"tollIntervalChargeFee\":\"4500\",\"tollIntervalDiscountFee\":\"0\",\"tollIntervalPayFee\":\"4500\",\"tollIntervalRateVersion\":null,\"tollIntervals\":\"X061415001001010\"}]";
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// 使用Hutool的JsonUtil解析JSON字符串为JSONArray
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JSONArray jsonArray = new JSONArray(json);
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// 初始化求和变量
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int sum = 0;
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// 遍历JSONArray中的每个元素
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for (Object obj : jsonArray) {
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String s = JSON.toJSONString(obj);
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JSONObject ob = JSONObject.parseObject(s);
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// 检查serProvinceId是否为150201
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if ("150201".equals(ob.get("serProvinceId").toString())) {
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// 累加tollFee
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sum += ob.getInteger("tollFee");
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}
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}
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System.out.println("Sum of tollFee where serProvinceId is 150201: " + sum);
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}
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}
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@ -0,0 +1,61 @@
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package com.nm.gsgl.common.utils;
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import java.io.File;
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import java.sql.Connection;
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import java.sql.DriverManager;
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import java.sql.Statement;
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/**
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* @author: shuguang
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* @date: 2024年07月02日 8:48
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* @description:
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*/
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public class SqliteUtil {
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public static void backupDatabase(String sourcePath, String backupPath) throws Exception {
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// 加载SQLite JDBC驱动
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Class.forName("org.sqlite.JDBC");
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// 建立到源数据库的连接
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Connection sourceConnection = DriverManager.getConnection("jdbc:sqlite:" + sourcePath);
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// 打开源数据库的"读写"连接
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Statement statement = sourceConnection.createStatement();
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// 创建备份文件
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File backupFile = new File(backupPath);
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if (backupFile.exists()) {
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backupFile.delete();
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}
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backupFile.createNewFile();
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// 执行数据库备份命令
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statement.executeQuery("VACUUM"); // SQLITE自带的备份命令
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statement.executeQuery("ATTACH DATABASE '" + backupPath + "' AS backup_db");
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statement.executeQuery("BACKUP DATABASE TO backup_db");
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statement.executeQuery("DETACH DATABASE backup_db");
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// 关闭连接
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statement.close();
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sourceConnection.close();
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}
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public static void main(String[] args) {
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String uuid = UuidUtil.getUuid();
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String sqlitePath = PathUtil.webPathSqlite+ "identifier.sqlite";
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LogUtil.WriteLog_BackupSqlite("[uuid:" + uuid + "]-开始备份sqlite文件" + sqlitePath, "SqliteBackupsServiceImpl");
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String sqliteBackupsPath = PathUtil.backUpPath+"/sqliteBackups/";
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FileUtil.fileCreat(sqliteBackupsPath);
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// 执行备份
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try {
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SqliteUtil.backupDatabase(sqlitePath, sqliteBackupsPath+"identifier.sqlite");
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} catch (Exception e) {
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LogUtil.WriteLog_Error("[uuid:" + uuid + "]-备份sqlite失败" +e.getMessage()+ e, "SqliteBackupsServiceImpl");
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}
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LogUtil.WriteLog_BackupSqlite("[uuid:" + uuid + "]-备份sqlite到目录" + sqliteBackupsPath+"identifier.sqlite", "SqliteBackupsServiceImpl");
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}
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}
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