DistinctIteration (Eclipse RDF4J 4.2.4)

java.lang.Object
- org.eclipse.rdf4j.common.iteration.AbstractCloseableIteration<E,X>
- - org.eclipse.rdf4j.common.iteration.IterationWrapper<E,X>
  - - org.eclipse.rdf4j.common.iteration.FilterIteration<E,X>
    - - org.eclipse.rdf4j.common.iteration.DistinctIteration<E,X>

All Implemented Interfaces:

AutoCloseable, CloseableIteration<E,X>, Iteration<E,X>

Direct Known Subclasses:

LimitedSizeDistinctIteration
```
@Deprecated(since="4.1.0")
public class DistinctIteration<E,X extends Exception>
extends FilterIteration<E,X>
```
Deprecated.

An Iteration that filters any duplicate elements from an underlying iterator.

Field Summary
- Fields inherited from class org.eclipse.rdf4j.common.iteration.IterationWrapper
  wrappedIter

Constructor Summary

Constructors
Constructor	Description
`DistinctIteration(Iteration<? extends E,? extends X> iter)`	Deprecated. Creates a new DistinctIterator.
`DistinctIteration(Iteration<? extends E,? extends X> iter, Supplier<Set<E>> setMaker)`	Deprecated.

Method Summary

All Methods Instance Methods Concrete Methods Deprecated Methods
Modifier and Type	Method	Description
`protected boolean`	`accept(E object)`	Deprecated. Returns `true` if the specified object hasn't been seen before.
`protected boolean`	`add(E object)`	Deprecated.
`protected Set<E>`	`makeSet()`	Deprecated.

Methods inherited from class org.eclipse.rdf4j.common.iteration.FilterIteration
handleClose, hasNext, next

Methods inherited from class org.eclipse.rdf4j.common.iteration.IterationWrapper
remove

Methods inherited from class org.eclipse.rdf4j.common.iteration.AbstractCloseableIteration
close, isClosed

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.eclipse.rdf4j.common.iteration.CloseableIteration
stream

- Constructor Detail
  - DistinctIteration
```
public DistinctIteration(Iteration<? extends E,? extends X> iter)
```
    Deprecated.
    
    Creates a new DistinctIterator.
    
    Parameters:
    
    iter - The underlying iterator.
  - DistinctIteration
```
public DistinctIteration(Iteration<? extends E,? extends X> iter,
                         Supplier<Set<E>> setMaker)
```
    Deprecated.
- Method Detail
  - accept
```
protected boolean accept(E object)
                  throws X extends Exception
```
    Deprecated.
    
    Returns true if the specified object hasn't been seen before.
    
    Specified by:
    
    accept in class FilterIteration<E,X extends Exception>
    
    Parameters:
    
    object - The object to be tested.
    
    Returns:
    
    true if the object should be returned, false otherwise.
    
    Throws:
    
    X
    
    X extends Exception
  - add
```
protected boolean add(E object)
               throws X extends Exception
```
    Deprecated.
    
    Parameters:
    
    object - to put into the set
    
    Throws:
    
    X extends Exception
  - makeSet
```
protected Set<E> makeSet()
```
    Deprecated.