com.timeindexing.index
Interface Function

public interface Function

An interface for functions that are passed to filter() and map().

The identity function can be coded as: Function identity = new Function() { public Object evaluate(IndexItem i) { return i; } }

Method Summary

java.lang.Object

evaluate(IndexItem i) Evaluate an IndexItem in some way.

Method Detail

evaluate

java.lang.Object evaluate(IndexItem i)

Evaluate an IndexItem in some way.

Returns:

an Object, if the function evaluates, null otherwise