/// <summary>
/// Ham khoi tao gia tri mac dinh cho cac bien
/// </summary>
private void init()
{
_draw = Protector.Int(draw);
_start = Protector.Int(start);
_length = Protector.Int(length);
sortName = string.IsNullOrEmpty(sortName) ? "NV_ID" : sortName;
sortDir = string.IsNullOrEmpty(sortDir) ? "asc" : sortDir;
_length = _length < 1 ? 10 : _length;
_loginId = Protector.Int(loginId);
fields = string.IsNullOrEmpty(fields) ? "" : fields;
search = string.IsNullOrEmpty(search) ? "" : search;
_ngayTuyenDungFrom = Protector.DateTime(ngayFrom, "yyyyMMdd", true);
_ngayTuyenDungTo = Protector.DateTime(ngayTo, "yyyyMMdd", true);
nhanVien = string.IsNullOrEmpty(nhanVien) ? "" : nhanVien;
phongBan = string.IsNullOrEmpty(phongBan) ? "" : phongBan;
duAn = string.IsNullOrEmpty(duAn) ? "" : duAn;
chucVu = string.IsNullOrEmpty(chucVu) ? "" : chucVu;
_dangLamViec = string.IsNullOrEmpty(dangLamViec) ? null : Protector.Bool(dangLamViec, true, true);
maForm = string.IsNullOrEmpty(maForm) ? "" : maForm;
maTrangThai = string.IsNullOrEmpty(maTrangThai) ? "" : maForm;
}