Package io.datarouter.scanner

Class RetainingGroup<T>

java.lang.Object

io.datarouter.scanner.RetainingGroup<T>

public class RetainingGroup<T>
extends Object

Window object returned by RetainingScanner

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	RetainingGroup(LinkedList<T> retainingList)

Method Summary

Modifier and Type	Method	Description
T	current()
T	peekBack(int peekBackIndex)	peekBack(0) == current() peekBack(n) == nth item before current
T	previous()

Methods inherited from class java.lang.Object

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

Constructor Details

RetainingGroup

protected RetainingGroup(LinkedList<T> retainingList)

Method Details

current

public T current()

previous

public T previous()

peekBack

public T peekBack(int peekBackIndex)

peekBack(0) == current()
peekBack(n) == nth item before current

Parameters:

peekBackIndex - index of previous scanner item