def getValue(self):
"""
If :meth:`setMonitor` has not been called then this function simply calls
:meth:`CaChannel.CaChannel.getValue`. If setMonitor has been called then it calls
:meth:`CaChannel.CaChannel.pend_event` with a very short timeout, and then returns the
PV value from the last callback.
"""
if self.callBack.monitorState != 0:
# This should be self.poll(), but that is generating errors
self.pend_event(.0001)
if self.callBack.monitorState == 2:
self.callBack.newMonitor = 0
return self.callBack.pv_value
else:
return CaChannel.getValue(self)
# issue read requests and wait for completion
for chan in chans.values():
chan.array_get(ca.dbf_type_to_DBR_CTRL(chan.field_type()))
ca.pend_io(10)
# compare and print
all_consistent = True
for field, chan in chans.items():
# get configured value
config_value = record.fields[field]
# skip those with empty config values
if config_value == '':
continue
# dbr is a dict containing the channel information
dbr = chan.getValue()
actual_value = dbr['pv_value']
# convert actual or config value for comparison if necessary
ftype = chan.field_type()
if ftype == ca.DBF_STRING:
# remove "NPP" "NMS" from known link fields
if re.match(
r'SDIS|FLNK|SIOL|SIML|RDBL|RLNK|DINP|RINP|STOO|NVL|SELL|DOL\d?|LNK[1-9A]|OUT[A-U]?|INP[A-U]?|IN([A-L])\1',
field):
actual_value = re.sub(
' +', ' ', re.sub(' +(NPP|NMS)', '',
actual_value)).strip()
config_value = re.sub(
' +', ' ', re.sub(' +(NPP|NMS)', '',
config_value)).strip()
