eu.dnetlib.enabling.resultset

Class FetchList<T>

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractList<E>

java.util.AbstractSequentialList<E>

java.util.LinkedList<T>

eu.dnetlib.enabling.resultset.FetchList<T>

Type Parameters:

T - The FetchList type

All Implemented Interfaces:

Serializable, Cloneable, Iterable<T>, Collection<T>, Deque<T>, List<T>, Queue<T>

public class FetchList<T>
extends LinkedList<T>

a LinkedList populated by a given iterable, which provides a fetch window of elements

Author:

claudio

See Also:

Serialized Form

Field Summary

Fields inherited from class java.util.AbstractList

modCount

Constructor Summary

Constructors

Constructor and Description
FetchList(Iterator<T> iter, int fetchSize)

Method Summary

Modifier and Type	Method and Description
void	fill() used to fill the list
int	getConsumedElements()
int	getTotalElements()
boolean	isEmpty()
T	poll() return the first element and makes the list to be filled in case its size is zero
int	size() to provide an actual size, fills the list if there are elements to fill it

Methods inherited from class java.util.LinkedList

add, add, addAll, addAll, addFirst, addLast, clear, clone, contains, descendingIterator, element, get, getFirst, getLast, indexOf, lastIndexOf, listIterator, offer, offerFirst, offerLast, peek, peekFirst, peekLast, pollFirst, pollLast, pop, push, remove, remove, remove, removeFirst, removeFirstOccurrence, removeLast, removeLastOccurrence, set, spliterator, toArray, toArray

Methods inherited from class java.util.AbstractSequentialList

iterator

Methods inherited from class java.util.AbstractList

equals, hashCode, listIterator, removeRange, subList

Methods inherited from class java.util.AbstractCollection

containsAll, removeAll, retainAll, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.List

containsAll, equals, hashCode, iterator, listIterator, removeAll, replaceAll, retainAll, sort, subList

Methods inherited from interface java.util.Deque

iterator

Methods inherited from interface java.util.Collection

parallelStream, removeIf, stream

Methods inherited from interface java.lang.Iterable

forEach

Constructor Detail

FetchList

public FetchList(Iterator<T> iter,
                 int fetchSize)

Parameters:

iter -

fetchSize -

Method Detail

fill

public void fill()

used to fill the list

poll

public T poll()

return the first element and makes the list to be filled in case its size is zero

Specified by:

poll in interface Deque<T>

Specified by:

poll in interface Queue<T>

Overrides:

poll in class LinkedList<T>

getConsumedElements

public int getConsumedElements()

Returns:

the number of elements already consumed by a "poll"

getTotalElements

public int getTotalElements()

Returns:

the actual number of elements of the list

size

public int size()

to provide an actual size, fills the list if there are elements to fill it

Specified by:

size in interface Collection<T>

Specified by:

size in interface Deque<T>

Specified by:

size in interface List<T>

Overrides:

size in class LinkedList<T>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Collection<T>

Specified by:

isEmpty in interface List<T>

Overrides:

isEmpty in class AbstractCollection<T>