“`

package a;

import java.io.BufferedInputStream;

import java.io.BufferedReader;

import java.io.File;

import java.io.FileInputStream;

import java.io.InputStreamReader;

import java.io.Reader;

import java.sql.Connection;

import java.sql.DriverManager;

import java.sql.PreparedStatement;

public class read{

/**

* 功能:Java读取txt文件的内容

* 步骤:1:先获得文件句柄

* 2:获得文件句柄当做是输入一个字节码流,需要对这个输入流进行读取

* 3:读取到输入流后,需要读取生成字节流

* 4:一行一行的输出。readline()。

* 备注:需要考虑的是异常情况

*/

public static void readTxtFile(String filePath){

try {

BufferedReader bufferedReader = null;

Connection conn = null;

String driver = “com.mysql.jdbc.Driver”;

String url = “jdbc:mysql://localhost:3306/read_data”;

try {

Class.forName(driver);

conn = DriverManager.getConnection(url, “root”, “xinghai”);

String encoding=”utf-8”;

File file=new File(filePath);

if(file.isFile() && file.exists()){ //判断文件是否存在

InputStreamReader read = new InputStreamReader(

new FileInputStream(file),encoding);//考虑到编码格式

bufferedReader = new BufferedReader(read);

String lineTxt = null;

while((lineTxt = bufferedReader.readLine()) != null){

System.out.println(lineTxt);

String[] columns = lineTxt.split(“,”);

if(columns[0].trim().equalsIgnoreCase(“序号”)){

continue;

}

PreparedStatement pstmt = conn.prepareStatement(“insert into a(uid,mid)values(?,?)”);

pstmt.setString(1, columns[0]);

pstmt.setString(2, columns[1]);

pstmt.executeUpdate();

}

read.close();

}else{

System.out.println(“找不到指定的文件”);

}

}catch (Exception e) {

// TODO Auto-generated catch block

e.printStackTrace();

}finally{

try {

conn.close();

bufferedReader.close();

} catch (Exception e) {

e.printStackTrace();

}

}

} catch (Exception e) {

System.out.println(“读取文件内容出错”);

e.printStackTrace();

}

}

public static void main(String argv[]){

String filePath = "E:\\test.csv";

// “res/”;

readTxtFile(filePath);

}

}“`

ps:前提是你有mysql链接的jar包啊。

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