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.
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.
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.
Clears the cache of this step and optionally that of its predecessors and descendants.
Clears the cache of this step and optionally that of its predecessors and descendants.
Returns the implicit SparkContext.
Returns the implicit SparkContext.
Returns the implicit StreamingContext.
Returns the implicit StreamingContext.
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.
Creates a text stream from Apache Kafka.