Package io.datarouter.scanner

Class EmptyScanner<T>

java.lang.Object

io.datarouter.scanner.BaseScanner<T>

io.datarouter.scanner.EmptyScanner<T>

All Implemented Interfaces:

Scanner<T>, Closeable, AutoCloseable

public class EmptyScanner<T>
extends BaseScanner<T>

Field Summary

Fields inherited from class io.datarouter.scanner.BaseScanner

current

Constructor Summary

Constructors

Constructor	Description
EmptyScanner()

Method Summary

Modifier and Type	Method	Description
boolean	advance()	Try to update current to the next item, if there is one.
static <T> Scanner<T>	singleton()

Methods inherited from class io.datarouter.scanner.BaseScanner

current

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface io.datarouter.scanner.Scanner

advanceUntil, advanceWhile, allMatch, anyMatch, append, append, append, apply, batch, close, collate, collate, collect, collect, concat, concatIter, count, deduplicateConsecutive, deduplicateConsecutiveBy, deduplicateConsecutiveBy, distinct, distinctBy, each, exclude, findFirst, findLast, findMax, findMin, flush, forEach, groupBy, groupBy, groupBy, groupBy, hasAny, include, isEmpty, iterable, iterator, limit, link, list, listTo, map, maxN, minN, noneMatch, parallel, prefetch, reduce, reduce, retain, reverse, sample, shuffle, skip, sort, sort, splitBy, stream, streamDoubles, streamInts, streamLongs, take, then, toArray, toMap, toMap, toMap, toMap, toMap, toMapSupplied, toMapSupplied, toMapSupplied, toMapSupplied

Constructor Details

EmptyScanner

public EmptyScanner()

Method Details

singleton

public static <T> Scanner<T> singleton()

advance

public boolean advance()

Description copied from interface: Scanner

Try to update current to the next item, if there is one.

Returns:

True if it advanced