uk.ac.starlink.ttools.plot2.layer

Interface Combiner.Container

Enclosing class:

Combiner

public static interface Combiner.Container

Defines an object that can be used to accumulate values and retrieve a result.

Method Summary

Modifier and Type	Method and Description
void	add(Combiner.Container container) Combines the content of a given container with this one.
double	getCombinedValue() Returns the combined result of all the values submitted so far.
void	submit(double datum) Submits a new numeric value for accumulation to the result.

Method Detail

submit

void submit(double datum)

Submits a new numeric value for accumulation to the result. In general, NaN values should not be submitted.

Parameters:

datum - new value to accumulate

add

void add(Combiner.Container container)

Combines the content of a given container with this one. The effect is the same as if all the data submitted to the supplied container had in fact been submitted to this one. The other container is assumed to be of the same type as this one; if not, a ClassCastException is likely to occur.

Parameters:

container - other container, of the same type as this one

getCombinedValue

double getCombinedValue()

Returns the combined result of all the values submitted so far. In general, if no values have been submitted, a NaN should be returned.

Returns:

combined value of all submitted data