@Override
public int updateDao(Object obj) {
Connection con = MysqlCon.getConnection();
String sql =
"update course set code=?, depart_code=?, subject=?, "
+ "material=?, prof_code=? where code = ?";
PreparedStatement pstmt = null;
Course course = (Course) obj;
try {
pstmt = con.prepareStatement(sql);
pstmt.setInt(1, course.getCode());
pstmt.setInt(2, course.getDepart_code());
pstmt.setString(3, course.getSubject());
pstmt.setString(4, course.getMaterial());
pstmt.setInt(5, course.getProf_code());
pstmt.setInt(6, course.getCode());
pstmt.executeUpdate();
} catch (SQLException e) {
e.printStackTrace();
return -1;
} finally {
try {
pstmt.close();
con.close();
} catch (SQLException e) {
e.printStackTrace();
}
}
return 0;
}
@Override
public int insertDao(Object obj) {
Connection con = MysqlCon.getConnection();
String sql =
"insert into course (code, depart_code, subject, material, prof_code) values "
+ "(?, ?, ?, ?, ?) ";
PreparedStatement pstmt = null;
Course course = (Course) obj;
try {
pstmt = con.prepareStatement(sql);
pstmt.setInt(1, course.getCode());
pstmt.setInt(2, course.getDepart_code());
pstmt.setString(3, course.getSubject());
pstmt.setString(4, course.getMaterial());
pstmt.setInt(5, course.getProf_code());
pstmt.executeUpdate();
} catch (SQLException e) {
e.printStackTrace();
return -1;
} finally {
try {
pstmt.close();
con.close();
} catch (SQLException e) {
e.printStackTrace();
}
}
return 0;
}
