Class: Google::Apis::ToolresultsV1beta3::PerfSample
- Inherits:
-
Object
- Object
- Google::Apis::ToolresultsV1beta3::PerfSample
- Includes:
- Core::Hashable, Core::JsonObjectSupport
- Defined in:
- generated/google/apis/toolresults_v1beta3/classes.rb,
generated/google/apis/toolresults_v1beta3/representations.rb,
generated/google/apis/toolresults_v1beta3/representations.rb
Overview
Resource representing a single performance measure or data point
Instance Attribute Summary collapse
-
#sample_time ⇒ Google::Apis::ToolresultsV1beta3::Timestamp
A Timestamp represents a point in time independent of any time zone or local calendar, encoded as a count of seconds and fractions of seconds at nanosecond resolution.
-
#value ⇒ Float
Value observed Corresponds to the JSON property
value
.
Instance Method Summary collapse
-
#initialize(**args) ⇒ PerfSample
constructor
A new instance of PerfSample.
-
#update!(**args) ⇒ Object
Update properties of this object.
Methods included from Core::JsonObjectSupport
Methods included from Core::Hashable
Constructor Details
#initialize(**args) ⇒ PerfSample
Returns a new instance of PerfSample
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# File 'generated/google/apis/toolresults_v1beta3/classes.rb', line 1464 def initialize(**args) update!(**args) end |
Instance Attribute Details
#sample_time ⇒ Google::Apis::ToolresultsV1beta3::Timestamp
A Timestamp represents a point in time independent of any time zone or local calendar, encoded as a count of seconds and fractions of seconds at nanosecond resolution. The count is relative to an epoch at UTC midnight on January 1, 1970, in the proleptic Gregorian calendar which extends the Gregorian calendar backwards to year one. All minutes are 60 seconds long. Leap seconds are "smeared" so that no leap second table is needed for interpretation, using a 24-hour linear smear. The range is from 0001-01-01T00:00:00Z to 9999-12-31T23:59:59.999999999Z. By restricting to that range, we ensure that we can convert to and from RFC 3339 date strings.
Examples
Example 1: Compute Timestamp from POSIX time()
.
Timestamp timestamp; timestamp.set_seconds(time(NULL)); timestamp.set_nanos(0);
Example 2: Compute Timestamp from POSIX gettimeofday()
.
struct timeval tv; gettimeofday(&tv, NULL);
Timestamp timestamp; timestamp.set_seconds(tv.tv_sec); timestamp.set_nanos(tv.
tv_usec * 1000);
Example 3: Compute Timestamp from Win32 GetSystemTimeAsFileTime()
.
FILETIME ft; GetSystemTimeAsFileTime(&ft); UINT64 ticks = (((UINT64)ft.
dwHighDateTime) << 32) | ft.dwLowDateTime;
// A Windows tick is 100 nanoseconds. Windows epoch 1601-01-01T00:00:00Z // is
11644473600 seconds before Unix epoch 1970-01-01T00:00:00Z. Timestamp
timestamp; timestamp.set_seconds((INT64) ((ticks / 10000000) - 11644473600LL));
timestamp.set_nanos((INT32) ((ticks % 10000000) * 100));
Example 4: Compute Timestamp from Java System.currentTimeMillis()
.
long millis = System.currentTimeMillis();
Timestamp timestamp = Timestamp.newBuilder().setSeconds(millis / 1000) .
setNanos((int) ((millis % 1000) * 1000000)).build();
Example 5: Compute Timestamp from current time in Python.
timestamp = Timestamp() timestamp.GetCurrentTime()
JSON Mapping
In JSON format, the Timestamp type is encoded as a string in the RFC 3339 format. That is, the format is "year
-
month
-day
Thour
:min
:sec
[.frac_sec
]Z" where year
is always
expressed using four digits while month
, day
, hour
, min
, and sec
are
zero-padded to two digits each. The fractional seconds, which can go up to 9
digits (i.e. up to 1 nanosecond resolution), are optional. The "Z" suffix
indicates the timezone ("UTC"); the timezone is required. A proto3 JSON
serializer should always use UTC (as indicated by "Z") when printing the
Timestamp type and a proto3 JSON parser should be able to accept both UTC and
other timezones (as indicated by an offset).
For example, "2017-01-15T01:30:15.01Z" encodes 15.01 seconds past 01:30 UTC on
January 15, 2017.
In JavaScript, one can convert a Date object to this format using the standard
toISOString() method. In Python, a standard
datetime.datetime
object can be converted to this format using strftime
with the time
format spec '%Y-%m-%dT%H:%M:%S.%fZ'. Likewise, in Java, one can use the Joda
Time's ISODateTimeFormat.dateTime()
to obtain a
formatter capable of generating timestamps in this format.
Corresponds to the JSON property sampleTime
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# File 'generated/google/apis/toolresults_v1beta3/classes.rb', line 1457 def sample_time @sample_time end |
#value ⇒ Float
Value observed
Corresponds to the JSON property value
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# File 'generated/google/apis/toolresults_v1beta3/classes.rb', line 1462 def value @value end |
Instance Method Details
#update!(**args) ⇒ Object
Update properties of this object
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# File 'generated/google/apis/toolresults_v1beta3/classes.rb', line 1469 def update!(**args) @sample_time = args[:sample_time] if args.key?(:sample_time) @value = args[:value] if args.key?(:value) end |