org.gcube.data.streams.test
Class FallibleIterator<E>

java.lang.Object
  org.gcube.data.streams.test.FallibleIterator<E>

Type Parameters:

E - the type of stream elements

All Implemented Interfaces:

Iterator<E>

public class FallibleIterator<E>
extends Object
implements Iterator<E>

An Iterator that can be staged to throw faults as well as elements. Used for testing purposes.

Author:

Fabio Simeoni

Constructor Summary

FallibleIterator(Class<E> clazz, List<? extends Object> elements)
Creates an instance with a given type of the elements and given actual elements.

Method Summary

boolean	hasNext()
E	next()
void	remove()

Methods inherited from class java.lang.Object

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

Constructor Detail

FallibleIterator

public FallibleIterator(Class<E> clazz,
                        List<? extends Object> elements)
                 throws IllegalArgumentException

Creates an instance with a given type of the elements and given actual elements.

Parameters:

clazz - the type of elements

elements - the actual elements, including RuntimeExceptions

Throws:

IllegalArgumentException - if the elements are neither RuntimeExceptions nor have the declared type.

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<E>

next

public E next()

Specified by:

next in interface Iterator<E>

remove

public void remove()

Specified by:

remove in interface Iterator<E>