FileDatum class

A Datum object holding a link to a file.

Inheritance
Annotations
  • @JsonSerializable(fieldRename: FieldRename.snake, includeIfNull: false)

Constructors

FileDatum({required String filename, bool upload = true})
Create a new FileDatum based the file path and whether it is to be uploaded or not.
FileDatum.fromJson(Map<String, dynamic> json)
Create a FileDatum from a JSON map.
factory

Properties

filename ↔ String
The name to the attached file.
getter/setter pair
format ↔ DataFormat
The DataFormat of this type of Datum.
getter/setter pairinherited-setteroverride-getter
hashCode → int
The hash code for this object.
no setterinherited
id ↔ String?
An identifier for this Datum, unique across all data generated. If this datum is part of a MultiDatum, then this id is null.
getter/setter pairinherited
metadata ↔ Map<String, String>?
Metadata for this file as a map of string key-value pairs.
getter/setter pair
path ↔ String?
The local path to the attached file on the phone where it is sampled. This is used by e.g. a data manager to get and manage the file on the phone.
getter/setter pair
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
timestamp ↔ DateTime
The UTC timestamp when this data was generated on the device.
getter/setter pairinherited
upload ↔ bool
Should this file be uploaded together with the Datum description. Default is true.
getter/setter pair

Methods

equivalentTo(ConditionalEvent? event) → bool
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
toJson() → Map<String, dynamic>
Return a JSON encoding of this datum.
override
toString() → String
A string representation of this object.
override

Operators

operator ==(Object other) → bool
The equality operator.
inherited