alluxio.client.keyvalue

Class KeyValueStoreIterator

java.lang.Object

alluxio.client.keyvalue.KeyValueStoreIterator

All Implemented Interfaces:

KeyValueIterator

@NotThreadSafe
public final class KeyValueStoreIterator
extends Object
implements KeyValueIterator

KeyValueIterator to iterate over key-value pairs in KeyValueSystem.

Constructor Summary

Constructors

Constructor and Description
KeyValueStoreIterator(List<PartitionInfo> partitions)

Method Summary

Modifier and Type	Method and Description
boolean	hasNext()
KeyValuePair	next() Throws a NoSuchElementException if there are no more pairs.

Methods inherited from class java.lang.Object

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

Constructor Detail

KeyValueStoreIterator

public KeyValueStoreIterator(List<PartitionInfo> partitions)
                      throws IOException,
                             AlluxioException

Parameters:

partitions - the partitions to use

Throws:

IOException

AlluxioException

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface KeyValueIterator

Returns:

true if the iterator has more key-value pairs, otherwise false

next

public KeyValuePair next()
                  throws IOException,
                         AlluxioException

Description copied from interface: KeyValueIterator

Throws a NoSuchElementException if there are no more pairs.

Specified by:

next in interface KeyValueIterator

Returns:

the next key-value pair in the iteration

Throws:

IOException

AlluxioException