public void deleteStudent(Student student) throws SQLException {
PreparedStatement stmt = null;
try {
stmt = con.prepareStatement("DELETE FROM students WHERE student_id=?");
stmt.setInt(1, student.getStudentId());
stmt.execute();
} finally {
if (stmt != null) {
stmt.close();
}
}
}
public void updateStudent(Student student) throws SQLException {
PreparedStatement stmt = null;
try {
stmt =
con.prepareStatement(
"UPDATE students SET "
+ "firstName=?, patronymic=?, surName=?, "
+ "sex=?, dateOfBirth=?, group_id=?, educationYear=?"
+ "WHERE student_id=?");
stmt.setString(1, student.getFirstName());
stmt.setString(2, student.getPatronymic());
stmt.setString(3, student.getSurName());
stmt.setString(4, new String(new char[] {student.getSex()}));
stmt.setDate(5, new Date(student.getDateOfBirth().getTime()));
stmt.setInt(6, student.getGroupId());
stmt.setInt(7, student.getEducationYear());
stmt.setInt(8, student.getStudentId());
stmt.execute();
} finally {
if (stmt != null) {
stmt.close();
}
}
}