DelayedTrigger class

A trigger that triggers after delay from the (re)start of the app.

The delay is measured from the start of sensing, i.e. typically when the start() method is called on a SmartphoneDeploymentController.

  • Object
  • Serializable
  • TriggerConfiguration
  • DelayedTrigger
  • @JsonSerializable(fieldRename: FieldRename.none, includeIfNull: false)


DelayedTrigger({required Duration delay})
Create a trigger that delays for delay and then triggers.
DelayedTrigger.fromJson(Map<String, dynamic> json)


$type String?
The runtime class name (type) of this object. Used for deserialization from JSON objects.
getter/setter pairinherited
delay Duration
Delay before this trigger is executed.
getter/setter pair
fromJsonFunction Function
The function which can convert a JSON string to an object of this type.
no setteroverride
hashCode int
The hash code for this object.
no setterinherited
jsonType String
Return the __type to be used for JSON serialization of this class. Default is runtimeType. Only specify this if you need another type.
no setterinherited
requiresPrimaryDevice bool?
Determines whether the trigger needs to be evaluated on a primary device (PrimaryDeviceConfiguration). For example, this is the case when the trigger is time bound and needs to be evaluated by a task scheduler running on a primary device.
getter/setter pairinherited
runtimeType Type
A representation of the runtime type of the object.
no setterinherited
sourceDeviceRoleName String?
The device role name from which the trigger originates.
getter/setter pairinherited


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


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