package erchou;
import java.sql.Connection;
import java.util.ArrayList;
import java.util.List;
import org.apache.commons.dbutils.QueryRunner;
import org.apache.commons.dbutils.handlers.BeanHandler;
import org.apache.commons.dbutils.handlers.BeanListHandler;
public class Demo {
public static void main(String[] args) throws Exception{
/*Connection connection = JdbcUtil.getConnection();
String sql = "SELECT *FROM student";
PreparedStatement statement = connection.prepareStatement(sql);
ResultSet result = statement.executeQuery();
while(result.next()){
System.out.println(result.getInt("id")+" "+result.getString("name"));
}
JdbcUtil.close(connection, null);
DataDemo demoData = new DataDemo();
demoData.delete(1);*/
String sql = "SELECT *FROM student";
QueryRunner runner = new QueryRunner();
Connection connection = JdbcUtil.getConnection();
List<student> list = runner.query(connection ,sql, new BeanListHandler<student>(student.class));
//student stu = runner.query(connection, sql, new BeanHandler<student>(student.class),1);
for(student stu:list){
System.out.println(stu.toString());
}
JdbcUtil.close(connection, null);
}
}
