io.datarouter.scanner

Class BaseScanner<T>

java.lang.Object

io.datarouter.scanner.BaseScanner<T>

All Implemented Interfaces:

Scanner<T>, Closeable, AutoCloseable

Direct Known Subclasses:

BaseLinkedScanner, CollatingScanner, EmptyScanner, GeneratingScanner, IteratingScanner, IteratorScanner, PagingScanner, ParallelMappingScanner

public abstract class BaseScanner<T>
extends Object
implements Scanner<T>

Simple Scanners can extend this to avoid declaring the "current" field and "getCurrent" method

Field Summary

Fields

Modifier and Type	Field and Description
protected T	current

Constructor Summary

Constructors

Constructor and Description
BaseScanner()

Method Summary

Modifier and Type	Method and Description
T	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

advance, advanceUntil, advanceWhile, allMatch, anyMatch, append, append, append, apply, batch, close, collate, collate, collect, collect, concat, concat, concat, concatIter, count, deduplicateConsecutive, deduplicateConsecutiveBy, distinct, distinctBy, each, empty, exclude, findFirst, findLast, findMax, findMin, flush, forEach, generate, groupBy, groupBy, groupBy, groupBy, hasAny, include, isEmpty, iterable, iterate, iterator, limit, link, list, listTo, map, maxN, minN, noneMatch, of, of, of, of, of, ofNullable, 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

Field Detail

current

protected T current

Constructor Detail

BaseScanner

public BaseScanner()

Method Detail

current

public T current()

Specified by:

current in interface Scanner<T>

Returns:

The current item, only valid if advance() returned true