com.basho.riak.client.api.commands.kv

Class FetchValue.Option<T>

java.lang.Object

com.basho.riak.client.api.commands.RiakOption<T>

com.basho.riak.client.api.commands.kv.FetchValue.Option<T>

Enclosing class:

FetchValue

public static final class FetchValue.Option<T>
extends RiakOption<T>

Options for controlling how Riak performs the fetch operation.

These options can be supplied to the FetchValue.Builder to change how Riak performs the operation. These override the defaults provided by the bucket.

Since:

2.0

Author:

Dave Rusek

See Also:

Replication Properties

Field Summary

Fields

Modifier and Type	Field and Description
static FetchValue.Option<Boolean>	BASIC_QUORUM Basic Quorum.
static FetchValue.Option<Boolean>	DELETED_VCLOCK Deleted VClock.
static FetchValue.Option<Boolean>	HEAD Head.
static FetchValue.Option<VClock>	IF_MODIFIED If Modified.
static FetchValue.Option<Integer>	N_VAL
static FetchValue.Option<Boolean>	NOTFOUND_OK Not Found OK.
static FetchValue.Option<Quorum>	PR Primary Read Quorum.
static FetchValue.Option<Quorum>	R Read Quorum.
static FetchValue.Option<Boolean>	SLOPPY_QUORUM
static FetchValue.Option<Integer>	TIMEOUT Timeout.

Method Summary

Methods inherited from class com.basho.riak.client.api.commands.RiakOption

getName, toString

Methods inherited from class java.lang.Object

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

Field Detail

R

public static final FetchValue.Option<Quorum> R

Read Quorum. How many replicas need to agree when fetching the object.

PR

public static final FetchValue.Option<Quorum> PR

Primary Read Quorum. How many primary replicas need to be available when retrieving the object.

BASIC_QUORUM

public static final FetchValue.Option<Boolean> BASIC_QUORUM

Basic Quorum. Whether to return early in some failure cases (eg. when r=1 and you get 2 errors and a success basic_quorum=true would return an error)

NOTFOUND_OK

public static final FetchValue.Option<Boolean> NOTFOUND_OK

Not Found OK. Whether to treat notfounds as successful reads for the purposes of R

IF_MODIFIED

public static final FetchValue.Option<VClock> IF_MODIFIED

If Modified. When a vector clock is supplied with this option, only return the object if the vector clocks don't match.

HEAD

public static final FetchValue.Option<Boolean> HEAD

Head. return the object with the value(s) set as empty. This allows you to get the meta data without a potentially large value. Analogous to an HTTP HEAD request.

DELETED_VCLOCK

public static final FetchValue.Option<Boolean> DELETED_VCLOCK

Deleted VClock. By default single tombstones are not returned by a fetch operations. This will return a Tombstone if it is present.

TIMEOUT

public static final FetchValue.Option<Integer> TIMEOUT

Timeout. Sets the server-side timeout for this operation. The default in Riak is 60 seconds.

SLOPPY_QUORUM

public static final FetchValue.Option<Boolean> SLOPPY_QUORUM

N_VAL

public static final FetchValue.Option<Integer> N_VAL