Package io.datarouter.scanner

Class ObjectScanner<T>

java.lang.Object

io.datarouter.scanner.ObjectScanner<T>

All Implemented Interfaces:

Scanner<T>, Closeable, AutoCloseable

public class ObjectScanner<T>
extends Object
implements Scanner<T>

Constructor Summary

Constructors

Constructor	Description
ObjectScanner(T object)

Method Summary

Modifier and Type	Method	Description
boolean	advance()	Try to update current to the next item, if there is one.
T	current()
static <T> Scanner<T>	of(T object)	Convert an Object into a Scanner.
static <T> Scanner<T>	ofNullable(T object)	Convert an Object into a Scanner if non-null.

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

ObjectScanner

public ObjectScanner(T object)

Method Details

of

public static <T> Scanner<T> of(T object)

Description copied from interface: Scanner

Convert an Object into a Scanner.

Parameters:

object - A non-null Object

Returns:

A single-item Scanner with the Object

ofNullable

public static <T> Scanner<T> ofNullable(T object)

Description copied from interface: Scanner

Convert an Object into a Scanner if non-null.

Parameters:

object - A nullable Object

Returns:

An empty scanner if the Object was null, otherwise a single-item Scanner with the Object

advance

public boolean advance()

Description copied from interface: Scanner

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

Specified by:

advance in interface Scanner<T>

Returns:

True if it advanced

current

public T current()

Specified by:

current in interface Scanner<T>

Returns:

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