Package io.datarouter.scanner

Class SamplingScanner<T>

java.lang.Object

io.datarouter.scanner.BaseScanner<R>

io.datarouter.scanner.BaseLinkedScanner<T,T>

io.datarouter.scanner.SamplingScanner<T>

All Implemented Interfaces:

Scanner<T>, Closeable, AutoCloseable

public class SamplingScanner<T>
extends BaseLinkedScanner<T,T>

Field Summary

Fields inherited from class io.datarouter.scanner.BaseLinkedScanner

closed, input

Fields inherited from class io.datarouter.scanner.BaseScanner

current

Constructor Summary

Constructors

Constructor	Description
SamplingScanner(Scanner<T> input, long sampleSize, boolean includeLast)

Method Summary

Modifier and Type	Method	Description
boolean	advanceInternal()

Methods inherited from class io.datarouter.scanner.BaseLinkedScanner

advance, close, closeInternal

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, 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

SamplingScanner

public SamplingScanner(Scanner<T> input,
 long sampleSize,
 boolean includeLast)

Method Details

advanceInternal

public boolean advanceInternal()

Specified by:

advanceInternal in class BaseLinkedScanner<T,T>