使用JDBC连接oracle数据库

package blog;
 
import java.sql.*;
import java.util.Properties;
 
import blog.exception.DBException;
import blog.util.DBUtil;
 
public class AddStudentDao implements IAddStudentDao {
 
    @Override
    public boolean addStudent(AddStudentForm studentForm) {
         
        //使用JDBC操作数据
        Connection conn = null;
        PreparedStatement  pstmt = null;
        //Statement stmt = null;
        //ResultSet rs = null;
        //1、首先注册具体数据库的驱动包
         
        try {
            //Driver myDriver = (Driver) Class.forName("oracle.jdbc.OracleDriver").newInstance();
            Driver myDriver = (Driver) Class.forName("oracle.jdbc.driver.OracleDriver").newInstance();
             
             
        //2、利用DriverManager获取数据库连接对象Connection
            Properties properties = new Properties();
            properties.put("user", "xzf");
            properties.put("password", "1234");
            conn = myDriver.connect("jdbc:oracle:thin:@127.0.0.1:1521:orcl",properties);
 
            String sql = " insert into students values(?   ,?  ,?  ,?)";
             
        //3、创建语句对象
            System.out.println("major: " + studentForm.getMajor());
            pstmt = conn.prepareStatement(sql);
            pstmt.setInt(1,studentForm.getsId());
            pstmt.setString(2, studentForm.getsName());
            pstmt.setString(3, studentForm.getMajor());
            pstmt.setInt(4, studentForm.getScore());
 
        //4、执行SQL操作，返回结果集ResultSet
             
             
            int count =  pstmt.executeUpdate();
            System.out.println("影响行数：" + count);
            return true;
             
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }finally{
            try {
                ////6. 关闭数据库资源，关闭的顺序与申明的顺序相反
                //if(rs!=null)rs.close();
                if(pstmt!=null)pstmt.close();
                if(conn!=null)conn.close();
            } catch (SQLException e) { 
                e.printStackTrace();
                return false;
            }
        }     
    }
}