org.rocksdb

Class FlushOptions

java.lang.Object

org.rocksdb.AbstractNativeReference

org.rocksdb.AbstractImmutableNativeReference

org.rocksdb.RocksObject

org.rocksdb.FlushOptions

All Implemented Interfaces:

AutoCloseable

public class FlushOptions
extends RocksObject

FlushOptions to be passed to flush operations of RocksDB.

Field Summary

Fields inherited from class org.rocksdb.RocksObject

nativeHandle_

Fields inherited from class org.rocksdb.AbstractImmutableNativeReference

owningHandle_

Constructor Summary

Constructors

Constructor and Description
FlushOptions() Construct a new instance of FlushOptions.

Method Summary

Modifier and Type	Method and Description
boolean	allowWriteStall() Returns true if writes are allowed to stall for flushes to complete, false otherwise.
protected void	disposeInternal(long handle)
FlushOptions	setAllowWriteStall(boolean allowWriteStall) Set to true so that flush would proceeds immediately even it it means writes will stall for the duration of the flush.
FlushOptions	setWaitForFlush(boolean waitForFlush) Set if the flush operation shall block until it terminates.
boolean	waitForFlush() Wait for flush to finished.

Methods inherited from class org.rocksdb.RocksObject

disposeInternal, getNativeHandle

Methods inherited from class org.rocksdb.AbstractImmutableNativeReference

close, disOwnNativeHandle, isOwningHandle

Methods inherited from class java.lang.Object

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

Constructor Detail

FlushOptions

public FlushOptions()

Construct a new instance of FlushOptions.

Method Detail

setWaitForFlush

public FlushOptions setWaitForFlush(boolean waitForFlush)

Set if the flush operation shall block until it terminates.

Parameters:

waitForFlush - boolean value indicating if the flush operations waits for termination of the flush process.

Returns:

instance of current FlushOptions.

waitForFlush

public boolean waitForFlush()

Wait for flush to finished.

Returns:

boolean value indicating if the flush operation waits for termination of the flush process.

setAllowWriteStall

public FlushOptions setAllowWriteStall(boolean allowWriteStall)

Set to true so that flush would proceeds immediately even it it means writes will stall for the duration of the flush. Set to false so that the operation will wait until it's possible to do the flush without causing stall or until required flush is performed by someone else (foreground call or background thread). Default: false

Parameters:

allowWriteStall - true to allow writes to stall for flush, false otherwise.

Returns:

instance of current FlushOptions.

allowWriteStall

public boolean allowWriteStall()

Returns true if writes are allowed to stall for flushes to complete, false otherwise.

Returns:

true if writes are allowed to stall for flushes

disposeInternal

protected final void disposeInternal(long handle)

Specified by:

disposeInternal in class RocksObject