java将excel或txt中的数据导入mysql中

import java.io.BufferedReader;
import java.io.FileReader;

public class ReadSql {

public String read()throws Exception{
String s="";
String str="";
//路径
BufferedReader reader=new BufferedReader(new FileReader("d:\\eclipse\\eclipse\\workspace\\java_property\\src\\Example.java"));
//逐行读
while((s = reader.readLine()) != null){
//拼接字符成字符串
str+=s+"!";
}
System.out.println(str);
return str;
}
public int spliteTo(String str){
//拆分
String[]strs=str.split("!");
System.out.println("ok");
int j=0,k=0;
int count=0;
for(int i=0;i<strs.length;i++){
if((j=strs[i].indexOf("public"))!=-1&&(k=strs[i].indexOf("("))!=-1){
String s=strs[i].substring(j+1, k);
String[] st=s