org.apache.paimon.utils

类 RecyclableIterator<E>

java.lang.Object

org.apache.paimon.utils.RecyclableIterator<E>

类型参数:

E - The type of the records returned by the iterator.

所有已实现的接口:

RecordReader.RecordIterator<E>

直接已知子类:

ColumnarRowIterator, IteratorResultIterator

public abstract class RecyclableIterator<E>
extends Object
implements RecordReader.RecordIterator<E>

Utility base class for iterators that accept a recycler.

构造器概要

构造器

限定符	构造器和说明
protected	RecyclableIterator(Runnable recycler) Creates a RecyclableIterator with the given optional recycler.

方法概要

限定符和类型	方法和说明
void	releaseBatch() Releases the batch that this iterator iterated over.

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.apache.paimon.reader.RecordReader.RecordIterator

filter, next, transform

构造器详细资料

RecyclableIterator

protected RecyclableIterator(@Nullable
                             Runnable recycler)

Creates a RecyclableIterator with the given optional recycler.

方法详细资料

releaseBatch

public void releaseBatch()

从接口复制的说明: RecordReader.RecordIterator

Releases the batch that this iterator iterated over. This is not supposed to close the reader and its resources, but is simply a signal that this iterator is not used anymore. This method can be used as a hook to recycle/reuse heavyweight object structures.

指定者:

releaseBatch 在接口中 RecordReader.RecordIterator<E>