Registers a new listener.
Registers a new listener.
Registers a data listener.
Registers a data listener.
Specifies if the step should throw an error if one of the inputs is not connected.
Specifies if the step should throw an error if one of the inputs is not connected.
Triggers listener notification on stream events.
Triggers listener notification on stream events.
the output value index.
Collects all connections given a set of steps.
Collects all connections given a set of steps.
Returns the implicit SQLContext.
Returns the implicit SQLContext.
Evaluates all step's outputs and returns a list of results.
Evaluates all step's outputs and returns a list of results.
The maximum number of input ports.
The maximum number of input ports.
Shortcut for output(0)
.
Shortcut for output(0)
. Computes a step output at index 0.
in case of an error, or if the step is not connected.
Computes a step output value at the specified index.
Computes a step output value at the specified index.
the output value index.
in case of an error, or if the step is not connected.
The number of output ports.
The number of output ports.
Outputs subflow into JSON.
Outputs subflow into JSON.
Outputs the subflow into XML.
Outputs the subflow into XML.
Registers the step with the runtime.
Registers the step with the runtime. Subsequent restarts will keep binding the step to newly created contexts.
Unregisters a listener.
Unregisters a listener.
Unregisters a data listener.
Unregisters a data listener.
Reset the cache of the subflow and its constituents.
Returns the implicit SparkContext.
Returns the implicit SparkContext.
Returns the implicit StreamingContext.
Returns the implicit StreamingContext.
Collects all steps starting with the targets and going back through the predecessors.
Collects all steps starting with the targets and going back through the predecessors.
The default implementation uses default id generator.
The default implementation uses default id generator.
The default implementation uses default id generator.
Unregisters the step with the runtime.
Unregisters the step with the runtime. After the restart, the step will no longer be bound to the active context.
Wraps exceptions into ExecutionException instances.
Wraps exceptions into ExecutionException instances.