Irregular TDM field value not detected

In TDMs, the PATH must be integers separated by commas with no spaces in between. Orekit does not raise an exception if there are space (see example file below).

CCSDS_TDM_VERS = 1.0
COMMENT TDM example created by yyyyy-nnnA Nav Team (JAXA)
CREATION_DATE = 1998-06-10T01:00:00
ORIGINATOR = JAXA
META_START
TIME_SYSTEM = UTC
START_TIME = 1998-06-10T00:57:37
STOP_TIME = 1998-06-10T00:57:44
PARTICIPANT_1 = NORTH
PARTICIPANT_2 = F07R07
PARTICIPANT_3 = E7
MODE = SEQUENTIAL
PATH = 1, 2,3,2,1
INTEGRATION_INTERVAL = 1.0
INTEGRATION_REF = MIDDLE
RANGE_MODE = CONSTANT
RANGE_MODULUS = 0
RANGE_UNITS = km
ANGLE_TYPE = AZEL
META_STOP
DATA_START
RANGE=1998-06-10T00:57:37 80452.7542
ANGLE_1=1998-06-10T00:57:37 256.64002393
ANGLE_2=1998-06-10T00:57:37 13.38100016
DATA_STOP