Class IterationWrapper<E,X extends java.lang.Exception>
- java.lang.Object
-
- org.eclipse.rdf4j.common.iteration.AbstractCloseableIteration<E,X>
-
- org.eclipse.rdf4j.common.iteration.IterationWrapper<E,X>
-
- All Implemented Interfaces:
java.lang.AutoCloseable
,CloseableIteration<E,X>
,Iteration<E,X>
- Direct Known Subclasses:
BackgroundGraphResult
,DefaultEvaluationStrategy.ResultSizeCountingIterator
,DefaultEvaluationStrategy.TimedIterator
,FilterIteration
,InsertBindingSetCursor
,IteratingGraphQueryResult
,IteratingTupleQueryResult
,LimitIteration
,LockingIteration
,SailBaseIteration
,SailClosingIteration
,SilentIteration
,TimeLimitIteration
@Deprecated(since="4.1.0") public class IterationWrapper<E,X extends java.lang.Exception> extends AbstractCloseableIteration<E,X>
Deprecated.Abstract superclass for Iterations that wrap other Iterations. The abstract class IterationWrapper itself provides default methods that forward method calls to the wrapped Iteration. Subclasses of IterationWrapper should override some of these methods and may also provide additional methods and fields.
-
-
Field Summary
Fields Modifier and Type Field Description protected Iteration<? extends E,? extends X>
wrappedIter
Deprecated.This will be changed to private, possibly with an accessor in future.
-
Constructor Summary
Constructors Modifier Constructor Description protected
IterationWrapper(Iteration<? extends E,? extends X> iter)
Deprecated.Creates a new IterationWrapper that operates on the supplied Iteration.
-
Method Summary
All Methods Instance Methods Concrete Methods Deprecated Methods Modifier and Type Method Description protected void
handleClose()
Deprecated.Closes this Iteration and also closes the wrapped Iteration if it is aCloseableIteration
.boolean
hasNext()
Deprecated.Checks whether the wrapped Iteration contains more elements, closing this Iteration when this is not the case.E
next()
Deprecated.Returns the next element from the wrapped Iteration.void
remove()
Deprecated.Removes the last element that has been returned from the wrapped Iteration.-
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
-
-
-
-
Method Detail
-
hasNext
public boolean hasNext() throws X extends java.lang.Exception
Deprecated.Checks whether the wrapped Iteration contains more elements, closing this Iteration when this is not the case.
-
next
public E next() throws X extends java.lang.Exception
Deprecated.Returns the next element from the wrapped Iteration.- Returns:
- the next element in the iteration.
- Throws:
java.util.NoSuchElementException
- If all elements have been returned or it has been closed.X extends java.lang.Exception
-
remove
public void remove() throws X extends java.lang.Exception
Deprecated.Removes the last element that has been returned from the wrapped Iteration.- Throws:
java.lang.UnsupportedOperationException
- If the wrapped Iteration does not support the remove operation.java.lang.IllegalStateException
- if the Iteration has been closed, or ifnext()
has not yet been called, orremove()
has already been called after the last call tonext()
.X extends java.lang.Exception
-
handleClose
protected void handleClose() throws X extends java.lang.Exception
Deprecated.Closes this Iteration and also closes the wrapped Iteration if it is aCloseableIteration
.- Overrides:
handleClose
in classAbstractCloseableIteration<E,X extends java.lang.Exception>
- Throws:
X
X extends java.lang.Exception
-
-