com.apple.foundationdb.record.provider.foundationdb

Class SplitHelper.SingleKeyUnsplitter

java.lang.Object

com.apple.foundationdb.record.provider.foundationdb.SplitHelper.SingleKeyUnsplitter

Enclosing class:

SplitHelper

public static class SplitHelper.SingleKeyUnsplitter
extends Object

Unsplit a single record from a given range scan.

Constructor Summary

Constructors

Constructor and Description
SingleKeyUnsplitter(FDBRecordContext context, Tuple key, Subspace keySplitSubspace, AsyncIterator<KeyValue> iter, SplitHelper.SizeInfo sizeInfo)

Method Summary

Modifier and Type	Method and Description
protected void	append(KeyValue kv)
CompletableFuture<com.apple.foundationdb.record.provider.foundationdb.FDBRawRecord>	run(Executor executor) Unsplit a record in the database.

Methods inherited from class java.lang.Object

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

Constructor Detail

SingleKeyUnsplitter

public SingleKeyUnsplitter(@Nonnull
                           FDBRecordContext context,
                           @Nonnull
                           Tuple key,
                           @Nonnull
                           Subspace keySplitSubspace,
                           @Nonnull
                           AsyncIterator<KeyValue> iter,
                           @Nullable
                           SplitHelper.SizeInfo sizeInfo)

Method Detail

run

@Nonnull
public CompletableFuture<com.apple.foundationdb.record.provider.foundationdb.FDBRawRecord> run(Executor executor)

Unsplit a record in the database.

Parameters:

executor - the executor to use for running asynchronous code

Returns:

a future with the raw bytes of the values concatenated back together or null if the underlying iterator has no items or if the KeyValue is not split and its value is null

append

protected void append(@Nonnull
                      KeyValue kv)