com.adaptris.interlok.cloud

Class RemoteBlobIterableImpl<T>

java.lang.Object

com.adaptris.interlok.cloud.RemoteBlobIterableImpl<T>

All Implemented Interfaces:

java.lang.Iterable<RemoteBlob>, java.util.Iterator<RemoteBlob>

public abstract class RemoteBlobIterableImpl<T>
extends java.lang.Object
implements java.lang.Iterable<RemoteBlob>, java.util.Iterator<RemoteBlob>

Abstract implementation that makes creating lazy Iterable<RemoteBlob> instances a bit easier.

Constructor Summary

Constructors

Constructor and Description
RemoteBlobIterableImpl()

Method Summary

Modifier and Type	Method and Description
protected abstract java.util.Optional<RemoteBlob>	accept(T storageItem) Convert the storage item into a RemoteBlob and check for acceptablility.
boolean	hasNext()
java.util.Iterator<RemoteBlob>	iterator()
protected abstract void	iteratorInit() Initialise for iterating.
RemoteBlob	next()
protected abstract java.util.Optional<T>	nextStorageItem() Return the next storage itme.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Methods inherited from interface java.util.Iterator

forEachRemaining, remove

Constructor Detail

RemoteBlobIterableImpl

public RemoteBlobIterableImpl()

Method Detail

iterator

public java.util.Iterator<RemoteBlob> iterator()

Specified by:

iterator in interface java.lang.Iterable<RemoteBlob>

iteratorInit

protected abstract void iteratorInit()

Initialise for iterating.

nextStorageItem

protected abstract java.util.Optional<T> nextStorageItem()
                                                  throws java.util.NoSuchElementException

Return the next storage itme.

Returns:

an optional representing the raw item in storage.

Throws:

java.util.NoSuchElementException - if there are no items are left to iterate over.

accept

protected abstract java.util.Optional<RemoteBlob> accept(T storageItem)

Convert the storage item into a RemoteBlob and check for acceptablility.

Parameters:

storageItem - the storage item.

Returns:

an optional wrapping the RemoteBlob

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator<RemoteBlob>

next

public RemoteBlob next()

Specified by:

next in interface java.util.Iterator<RemoteBlob>