程序包 org.apache.flink.iteration.datacache.nonkeyed

类 DataCacheReader<T>

java.lang.Object

org.apache.flink.iteration.datacache.nonkeyed.DataCacheReader<T>

所有已实现的接口:

Iterator<T>

public class DataCacheReader<T>
extends Object
implements Iterator<T>

Reads the cached data from a list of segments.

构造器概要

构造器

构造器	说明
DataCacheReader(org.apache.flink.api.common.typeutils.TypeSerializer<T> serializer, List<Segment> segments)
DataCacheReader(org.apache.flink.api.common.typeutils.TypeSerializer<T> serializer, List<Segment> segments, org.apache.flink.api.java.tuple.Tuple2<Integer,Integer> readerPosition)

方法概要

修饰符和类型	方法	说明
org.apache.flink.api.java.tuple.Tuple2<Integer,Integer>	getPosition()
boolean	hasNext()
T	next()

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 java.util.Iterator

forEachRemaining, remove

构造器详细资料

DataCacheReader

public DataCacheReader(org.apache.flink.api.common.typeutils.TypeSerializer<T> serializer,
                       List<Segment> segments)

DataCacheReader

public DataCacheReader(org.apache.flink.api.common.typeutils.TypeSerializer<T> serializer,
                       List<Segment> segments,
                       org.apache.flink.api.java.tuple.Tuple2<Integer,Integer> readerPosition)

方法详细资料

hasNext

public boolean hasNext()

指定者:

hasNext 在接口中 Iterator<T>

next

public T next()

指定者:

next 在接口中 Iterator<T>

getPosition

public org.apache.flink.api.java.tuple.Tuple2<Integer,Integer> getPosition()