From 002516bd03b2ea3f731c8139c9a5f716902ab702 Mon Sep 17 00:00:00 2001 From: Ben Culkin Date: Tue, 7 Apr 2020 21:03:53 -0400 Subject: Finish remove utils.data utils.data now lives in the esodata project; not in this one --- .../java/bjc/utils/data/GeneratingIterator.java | 60 ---------------------- 1 file changed, 60 deletions(-) delete mode 100644 base/src/main/java/bjc/utils/data/GeneratingIterator.java (limited to 'base/src/main/java/bjc/utils/data/GeneratingIterator.java') diff --git a/base/src/main/java/bjc/utils/data/GeneratingIterator.java b/base/src/main/java/bjc/utils/data/GeneratingIterator.java deleted file mode 100644 index 25d2d3d..0000000 --- a/base/src/main/java/bjc/utils/data/GeneratingIterator.java +++ /dev/null @@ -1,60 +0,0 @@ -package bjc.utils.data; - -import java.util.Iterator; -import java.util.function.Predicate; -import java.util.function.UnaryOperator; - -/** - * An iterator that generates a series of elements from a single element. - * - * @author bjculkin - * - * @param - * The type of element generated. - */ -public class GeneratingIterator implements Iterator { - /* Our current state. */ - private E state; - /* The function to use to transition states. */ - private UnaryOperator transtion; - /* The predicate to indicate where to stop. */ - private Predicate stpper; - - /** - * Create a new generative iterator. - * - * @param initial - * The initial state of the generator. - * - * @param transition - * The function to apply to the state. - * - * @param stopper - * The predicate applied to the current state to determine when - * to stop. - */ - public GeneratingIterator(E initial, UnaryOperator transition, Predicate stopper) { - state = initial; - transtion = transition; - stpper = stopper; - } - - @Override - public boolean hasNext() { - return stpper.test(state); - } - - /* - * @NOTE - * - * As this currently is, it only works correctly assuming that next() is - * only called when hasNext() is true. Should we safeguard against - * people who are not doing the right thing? - */ - @Override - public E next() { - state = transtion.apply(state); - - return state; - } -} -- cgit v1.2.3