AbstractCloseableIteration (Eclipse RDF4J 4.2.4)

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

All Implemented Interfaces:

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

Direct Known Subclasses:

CloseableIteratorIteration, CloseDependentConnectionIteration, CollectionIteration, ConvertingIteration, DelayedEvaluationIteration, DelayedIteration, EmptyIteration, ExceptionConvertingIteration, GraphToBindingSetConversionIteration, IterationWrapper, LookAheadIteration, PrintingIteration, QueryContextIteration, QueryResultIteration, RepositoryResult, SingleBindingSetIteration, SingletonIteration, StatementConversionIteration, StopRemainingExecutionsOnCloseIteration
```
@Deprecated(since="4.1.0")
public abstract class AbstractCloseableIteration<E,X extends Exception>
extends Object
implements CloseableIteration<E,X>
```
Deprecated.

Base class for CloseableIterations offering common functionality. This class keeps track of whether the iteration has been closed and handles multiple calls to close() by ignoring all but the first call.
Instances of this class is not safe to be accessed from multiple threads at the same time.

Constructor Summary

Constructors
Constructor Description

AbstractCloseableIteration()
Deprecated.

Method Summary

All Methods Instance Methods Concrete Methods Deprecated Methods
Modifier and Type	Method	Description
`void`	`close()`	Deprecated. Calls `handleClose()` upon first call and makes sure the resource closures are only executed once.
`protected void`	`handleClose()`	Deprecated. Called by `close()` when it is called for the first time.
`boolean`	`isClosed()`	Deprecated. Checks whether this CloseableIteration has been closed.

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

Methods inherited from interface org.eclipse.rdf4j.common.iteration.Iteration
hasNext, next, remove

- Constructor Detail
  - AbstractCloseableIteration
```
public AbstractCloseableIteration()
```
    Deprecated.
- Method Detail
  - isClosed
```
public final boolean isClosed()
```
    Deprecated.
    
    Checks whether this CloseableIteration has been closed.
    
    Returns:
    
    true if the CloseableIteration has been closed, false otherwise.
  - close
```
public final void close()
                 throws X extends Exception
```
    Deprecated.
    
    Calls handleClose() upon first call and makes sure the resource closures are only executed once.
    
    Specified by:
    
    close in interface AutoCloseable
    
    Specified by:
    
    close in interface CloseableIteration<E,X extends Exception>
    
    Throws:
    
    X extends Exception
  - handleClose
```
protected void handleClose()
                    throws X extends Exception
```
    Deprecated.
    
    Called by close() when it is called for the first time. This method is only called once on each iteration. By default, this method does nothing.
    
    Throws:
    
    X
    
    X extends Exception