jdbc批量执行SQL insert 操作

package com.file;

import java.io.BufferedReader;
import java.io.FileReader;
import java.util.ArrayList;

public class ResolvFile {
    public static String readFileContent(String filepath) {
        //1.读取每一行记录，保存到List中
        ArrayList<String> records = new ArrayList<String>();
        try {
            BufferedReader br = new BufferedReader(new FileReader(filepath));

            String aRecord;
            while((aRecord = br.readLine())!=null){
                records.add(aRecord);//把读取到的每一行记录保存到List中
            }
            br.close();//用完以后关闭流
        } catch (Exception e) {
            e.printStackTrace();
        }
        //2.处理每一条记录成SQL语句或保存为对象（a.去掉字段前后的分号b.拼接成SQL或者保存为对象）
        ArrayList<String> recordList = new ArrayList<String>();//用于保存生成的SQL或对象
        for(int i = 0;i<records.size();i++) {
            String record = records.get(i);
            String[] recArray = minusQuotation(record.split(","));

            //拼接SQL语句或保存为对象
            String recordSql = getRecordSql(recArray);
            if (null!=recordSql) {
                recordList.add(recordSql);
            }
        }
        //3.批量执行SQL或保存对象
        batchExecuteSql(recordList);
        return null;
    }
    public static int batchExecuteSql(ArrayList<String> sqlList) {
        System.out.println("接下来可以执行SQL语句或保存对象");
        System.out.println("========批量执行SQL语句==========");
        System.out.println("将所有语句加入到Statment stat中");
        for (int i = 0;i<sqlList.size();i++) {
            String string = sqlList.get(i);
            System.out.println("通过stat.addBatch(sql)来加入语句"+i+": '"+string+"'");
        }
        System.out.println("通过stat.executeBatch()来执行所有的SQL语句");
        System.out.println("========批量执行SQL语句结束==========");
        //int count = stat.executeBatch();
        //return count;//返回执行的语句数量
        return sqlList.size();
    }
    //生成每条记录的SQL
    public static String getRecordSql(String[] recArray) {
        if (null==recArray) {
            return null;
        }
        String recordSql = "insert into tablename (sms,no,time) values('"+recArray[0]+"','"+recArray[2]+"','"+recArray[5]+"')";
        return recordSql;
    }
    /**
     * 去掉数组中每一个元素的开头和结尾的引号
     * @param recArray 要处理的数组
     * @return 处理后的数组
     */
    public static String[] minusQuotation(String[] recArray) {
        for (int i = 0; i < recArray.length; i++) {
            String str = recArray[i];
            if (null!=str) {
                if(str.indexOf( """)==0)
                    str = str.substring(1,str.length());//去掉开头的分号
                if(str.lastIndexOf(""")==(str.length()-1))
                    str = str.substring(0,str.length()-1); //去掉最后的分号
            }
            recArray[i] = str;
        }
        return recArray;
    }
    public static void main(String[] args) {
        String filepath = "E:\sxySMS\smstest.txt";
        readFileContent(filepath);
    }
}