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Accessdb.java
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54 lines (43 loc) · 1.51 KB
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/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
package socket;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
/**
*
* @author dao
*/
public class Accessdb {
private final String className="com.mysql.jdbc.Driver";
private Connection connection;
private final String url="jdbc:mysql://localhost:3306/info";
private final String user="root";
private final String pass="";
private String table ="login";
String a="admin-admin";
public String Accessdb() throws ClassNotFoundException{
try{
Class.forName(className);
connection = DriverManager.getConnection(url,user,pass);//Connection vào database
System.out.println("DataBase Access!!!");
ResultSet rs;
Statement st;
st=connection.createStatement();
rs=st.executeQuery("select * from info.login");
while (rs.next()){
a=a+"/"+rs.getString(1)+"-"+rs.getString(2);
}
connection.close();
return a;//
}catch(SQLException e){
System.out.println("Error"+e.toString());
return null;
}
}
}