def _convert_sample_time(self, sample_timestamp):
if self.view.timestamp_format == APITimestampFormat.SECOND:
return timeutils.sec_string_to_datetime(sample_timestamp)
elif self.view.timestamp_format == APITimestampFormat.MILLISECOND:
return timeutils.msec_string_to_datetime(sample_timestamp)
elif self.view.timestamp_format == APITimestampFormat.MICROSECOND:
return timeutils.usec_string_to_datetime(sample_timestamp)
elif self.view.timestamp_format == APITimestampFormat.NANOSECOND:
return timeutils.nsec_string_to_datetime(sample_timestamp)
else:
raise ValueError('invalid time format %s' % str(view.timestamp_format))
def _to_native(string, legend_entry):
""" convert `string` to an appropriate native type given `legend_entry` """
if legend_entry.calculation == 'AVG':
string, den = string.split(':', 1)
denominator = int(den)
else:
denominator = 1
if legend_entry.type.startswith('INT') \
or legend_entry.type.startswith('UINT') \
or legend_entry.type in ( 'TCP_PORT', 'UDP_PORT'):
if legend_entry.base == 'DEC':
baseval = 10
elif legend_entry.base == 'HEX':
baseval = 16
else:
raise ValueError('do not know how to handle integer base %s' %
legend_entry.base)
return int(string, baseval) / denominator
if legend_entry.type == 'DOUBLE':
return float(string) / denominator
if legend_entry.type == 'BOOLEAN':
if string.lower() == 'false' or string.lower() == '0':
return 0
elif string.lower() == 'true' or string.lower() == '1':
return 1
else:
# Booleans can be a count of successes
return int(string)
if legend_entry.type == 'ABSOLUTE_TIME':
return timeutils.nsec_string_to_datetime(string)
if legend_entry.type == 'RELATIVE_TIME':
# consider it an integer for now
return int(string)
# XXX anything with IPv4 or ETHER?
return string
