org.apache.flink.runtime.util

接口 ResettableMutableObjectIterator<E>

所有超级接口:

org.apache.flink.util.MutableObjectIterator<E>

所有已知实现类:

BlockResettableMutableObjectIterator, SpillingResettableMutableObjectIterator

public interface ResettableMutableObjectIterator<E>
extends org.apache.flink.util.MutableObjectIterator<E>

The resettable iterator is a specialization of the iterator, allowing to reset the iterator and re-retrieve elements. Whether the iterator is completely reset or only partially depends on the actual implementation.

方法概要

限定符和类型	方法和说明
void	reset() Resets the iterator.

从接口继承的方法 org.apache.flink.util.MutableObjectIterator

next, next

方法详细资料

reset

void reset()
    throws IOException

Resets the iterator.

抛出:

IOException - May be thrown when the serialization into buffers or the spilling to secondary storage fails.