Datum class
Datums represent a queryable product value of the arguments available from a certain Event. Datum may be evaluated during the Quivr protocol execution by providing events as Datum in a Dynamic Context.
- Inheritance
-
- Object
- GeneratedMessage
- Datum
Constructors
- Datum({Datum_Eon? eon, Datum_Era? era, Datum_Epoch? epoch, Datum_Header? header, Datum_IoTransaction? ioTransaction, Datum_GroupPolicy? groupPolicy, Datum_SeriesPolicy? seriesPolicy})
-
factory
-
Datum.fromBuffer(List<
int> i, [ExtensionRegistry r = $pb.ExtensionRegistry.EMPTY]) -
factory
- Datum.fromJson(String i, [ExtensionRegistry r = $pb.ExtensionRegistry.EMPTY])
-
factory
Properties
- eon ↔ Datum_Eon
-
getter/setter pair
- epoch ↔ Datum_Epoch
-
getter/setter pair
- era ↔ Datum_Era
-
getter/setter pair
- eventPlugin → EventPlugin?
-
Subclasses can override this getter to be notified of changes
to protobuf fields.
no setterinherited
- groupPolicy ↔ Datum_GroupPolicy
-
getter/setter pair
- hashCode → int
-
Calculates a hash code based on the contents of the protobuf.
no setterinherited
- header ↔ Datum_Header
-
getter/setter pair
- info_ → BuilderInfo
-
no setteroverride
- ioTransaction ↔ Datum_IoTransaction
-
getter/setter pair
- isFrozen → bool
-
Returns
true
if this message is marked read-only. Otherwisefalse
.no setterinherited - runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- seriesPolicy ↔ Datum_SeriesPolicy
-
getter/setter pair
- unknownFields → UnknownFieldSet
-
no setterinherited
Methods
-
addExtension(
Extension extension, Object? value) → void -
Adds an extension field value to a repeated field.
inherited
-
check(
) → void -
inherited
-
clear(
) → void -
Clears all data that was set in this message.
inherited
-
clearEon(
) → void -
clearEpoch(
) → void -
clearEra(
) → void -
clearExtension(
Extension extension) → void -
Clears an extension field and also removes the extension.
inherited
-
clearField(
int tagNumber) → void -
Clears the contents of a given field.
inherited
-
clearGroupPolicy(
) → void -
clearHeader(
) → void -
clearIoTransaction(
) → void -
clearSeriesPolicy(
) → void -
clearValue(
) → void -
clone(
) → Datum -
Creates a deep copy of the fields in this message.
(The generated code uses mergeFromMessage.)
override
-
copyWith(
void updates(Datum)) → Datum -
Apply
updates
to a copy of this message.override -
createEmptyInstance(
) → Datum -
Creates an empty instance of the same message type as this.
override
-
createMapField<
K, V> (int tagNumber, MapFieldInfo< K, V> fi) → Map<K, V> -
Creates a Map representing a map field.
inherited
-
createRepeatedField<
T> (int tagNumber, FieldInfo< T> fi) → List<T> -
Creates List implementing a mutable repeated field.
inherited
-
ensureEon(
) → Datum_Eon -
ensureEpoch(
) → Datum_Epoch -
ensureEra(
) → Datum_Era -
ensureGroupPolicy(
) → Datum_GroupPolicy -
ensureHeader(
) → Datum_Header -
ensureIoTransaction(
) → Datum_IoTransaction -
ensureSeriesPolicy(
) → Datum_SeriesPolicy -
extensionsAreInitialized(
) → bool -
inherited
-
freeze(
) → GeneratedMessage -
Make this message read-only.
inherited
-
getDefaultForField(
int tagNumber) → dynamic -
Returns the default value for the given field.
inherited
-
getExtension(
Extension extension) → dynamic -
Returns the value of
extension
.inherited -
getField(
int tagNumber) → dynamic -
Returns the value of the field associated with
tagNumber
, or the default value if it is not set.inherited -
getFieldOrNull(
int tagNumber) → dynamic -
Returns the value of a field, ignoring any defaults.
inherited
-
getTagNumber(
String fieldName) → int? -
inherited
-
hasEon(
) → bool -
hasEpoch(
) → bool -
hasEra(
) → bool -
hasExtension(
Extension extension) → bool -
Returns
true
if a value ofextension
is present.inherited -
hasField(
int tagNumber) → bool -
Whether this message has a field associated with
tagNumber
.inherited -
hasGroupPolicy(
) → bool -
hasHeader(
) → bool -
hasIoTransaction(
) → bool -
hasRequiredFields(
) → bool -
Whether the message has required fields.
inherited
-
hasSeriesPolicy(
) → bool -
isInitialized(
) → bool -
Whether all required fields in the message and embedded messages are set.
inherited
-
mergeFromBuffer(
List< int> input, [ExtensionRegistry extensionRegistry = ExtensionRegistry.EMPTY]) → void -
Merges serialized protocol buffer data into this message.
inherited
-
mergeFromCodedBufferReader(
CodedBufferReader input, [ExtensionRegistry extensionRegistry = ExtensionRegistry.EMPTY]) → void -
inherited
-
mergeFromJson(
String data, [ExtensionRegistry extensionRegistry = ExtensionRegistry.EMPTY]) → void -
Merges field values from
data
, a JSON object, encoded as described byGeneratedMessage.writeToJson
.inherited -
mergeFromJsonMap(
Map< String, dynamic> json, [ExtensionRegistry extensionRegistry = ExtensionRegistry.EMPTY]) → void -
Merges field values from a JSON object represented as a Dart map.
inherited
-
mergeFromMessage(
GeneratedMessage other) → void -
Merges the contents of the
other
into this message.inherited -
mergeFromProto3Json(
Object? json, {TypeRegistry typeRegistry = const TypeRegistry.empty(), bool ignoreUnknownFields = false, bool supportNamesWithUnderscores = true, bool permissiveEnums = false}) → void -
Merges field values from
json
, a JSON object using proto3 encoding.inherited -
mergeUnknownFields(
UnknownFieldSet unknownFieldSet) → void -
inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
setExtension(
Extension extension, Object value) → void -
Sets the value of a non-repeated extension field to
value
.inherited -
setField(
int tagNumber, Object value) → void -
Sets the value of a field by its
tagNumber
.inherited -
toBuilder(
) → GeneratedMessage -
Creates a writable, shallow copy of this message.
inherited
-
toDebugString(
) → String -
Returns a String representation of this message.
inherited
-
toProto3Json(
{TypeRegistry typeRegistry = const TypeRegistry.empty()}) → Object? -
Returns an Object representing Proto3 JSON serialization of
this
.inherited -
toString(
) → String -
Returns a String representation of this message.
inherited
-
whichValue(
) → Datum_Value -
writeToBuffer(
) → Uint8List -
inherited
-
writeToCodedBufferWriter(
CodedBufferWriter output) → void -
inherited
-
writeToJson(
) → String -
Returns a JSON string that encodes this message.
inherited
-
writeToJsonMap(
) → Map< String, dynamic> -
Returns the JSON encoding of this message as a Dart Map.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited
Static Methods
-
create(
) → Datum -
createRepeated(
) → PbList< Datum> -
getDefault(
) → Datum