java.util.Iterator
public class TransformIterator
extends java.lang.Object
implements java.util.Iterator
Constructor | Description |
---|---|
TransformIterator() |
Constructs a new
TransformIterator that will not function
until the setIterator method is
invoked. |
TransformIterator(java.util.Iterator iterator) |
Constructs a new
TransformIterator that won't transform
elements from the given iterator. |
TransformIterator(java.util.Iterator iterator,
Transformer transformer) |
Constructs a new
TransformIterator that will use the
given iterator and transformer. |
Modifier and Type | Method | Description |
---|---|---|
java.util.Iterator |
getIterator() |
Gets the iterator this iterator is using.
|
Transformer |
getTransformer() |
Gets the transformer this iterator is using.
|
boolean |
hasNext() |
|
java.lang.Object |
next() |
Gets the next object from the iteration, transforming it using the
current transformer.
|
void |
remove() |
|
void |
setIterator(java.util.Iterator iterator) |
Sets the iterator for this iterator to use.
|
void |
setTransformer(Transformer transformer) |
Sets the transformer this the iterator to use.
|
protected java.lang.Object |
transform(java.lang.Object source) |
Transforms the given object using the transformer.
|
public TransformIterator()
TransformIterator
that will not function
until the setIterator
method is
invoked.public TransformIterator(java.util.Iterator iterator)
TransformIterator
that won't transform
elements from the given iterator.iterator
- the iterator to usepublic TransformIterator(java.util.Iterator iterator, Transformer transformer)
TransformIterator
that will use the
given iterator and transformer. If the given transformer is null,
then objects will not be transformed.iterator
- the iterator to usetransformer
- the transformer to usepublic boolean hasNext()
hasNext
in interface java.util.Iterator
public java.lang.Object next()
next
in interface java.util.Iterator
java.util.NoSuchElementException
- if there are no more elementspublic void remove()
remove
in interface java.util.Iterator
public java.util.Iterator getIterator()
public void setIterator(java.util.Iterator iterator)
iterator
- the iterator to usepublic Transformer getTransformer()
public void setTransformer(Transformer transformer)
transformer
- the transformer to useprotected java.lang.Object transform(java.lang.Object source)
source
- the object to transformCopyright © 2001-2017 Apache Software Foundation. All Rights Reserved.