org.apache.paimon.utils

类 IteratorResultIterator<E>

java.lang.Object

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

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

所有已实现的接口:

FileRecordIterator<E>, RecordReader.RecordIterator<E>

public final class IteratorResultIterator<E>
extends RecyclableIterator<E>
implements FileRecordIterator<E>

A simple RecordReader.RecordIterator that returns the elements of an iterator.

构造器概要

构造器

构造器和说明
IteratorResultIterator(Iterator<E> records, Runnable recycler, Path filePath, long pos)

方法概要

限定符和类型	方法和说明
Path	filePath()
E	next() Gets the next record from the iterator.
long	returnedPosition() Get the row position of the row returned by RecordReader.RecordIterator.next().

从类继承的方法 org.apache.paimon.utils.RecyclableIterator

releaseBatch

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.FileRecordIterator

filter, transform

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

releaseBatch

构造器详细资料

IteratorResultIterator

public IteratorResultIterator(Iterator<E> records,
                              @Nullable
                              Runnable recycler,
                              Path filePath,
                              long pos)

方法详细资料

next

@Nullable
public E next()

从接口复制的说明: RecordReader.RecordIterator

Gets the next record from the iterator. Returns null if this iterator has no more elements.

指定者:

next 在接口中 RecordReader.RecordIterator<E>

returnedPosition

public long returnedPosition()

从接口复制的说明: FileRecordIterator

Get the row position of the row returned by RecordReader.RecordIterator.next().

指定者:

returnedPosition 在接口中 FileRecordIterator<E>

返回:

the row position from 0 to the number of rows in the file

filePath

public Path filePath()

指定者:

filePath 在接口中 FileRecordIterator<E>

返回:

the file path