Package org.elasticsearch.cluster.metadata

Class DataStreamMetadata

java.lang.Object

org.elasticsearch.cluster.metadata.DataStreamMetadata

All Implemented Interfaces:

ClusterState.FeatureAware, Diffable<Metadata.Custom>, Metadata.Custom, NamedDiffable<Metadata.Custom>, NamedWriteable, VersionedNamedWriteable, Writeable, ToXContent, ToXContentFragment

public class DataStreamMetadata
extends Object
implements Metadata.Custom

Custom Metadata implementation for storing a map of DataStreams and their names.

Nested Class Summary

Nested classes/interfaces inherited from interface org.elasticsearch.xcontent.ToXContent

ToXContent.DelegatingMapParams, ToXContent.MapParams, ToXContent.Params

Nested classes/interfaces inherited from interface org.elasticsearch.common.io.stream.Writeable

Writeable.Reader<V>, Writeable.Writer<V>

Field Summary

Fields

Modifier and Type	Field	Description
static final Version	DATA_STREAM_ALIAS_VERSION
static final DataStreamMetadata	EMPTY
static final String	TYPE

Fields inherited from interface org.elasticsearch.xcontent.ToXContent

EMPTY_PARAMS

Constructor Summary

Constructors

Constructor	Description
DataStreamMetadata(Map<String,DataStream> dataStreams, Map<String,DataStreamAlias> dataStreamAliases)
DataStreamMetadata(StreamInput in)

Method Summary

Modifier and Type	Method	Description
EnumSet<Metadata.XContentContext>	context()
Map<String,DataStream>	dataStreams()
Diff<Metadata.Custom>	diff(Metadata.Custom before)	Returns serializable object representing differences between this and previousState
boolean	equals(Object obj)
static DataStreamMetadata	fromXContent(XContentParser parser)
Map<String,DataStreamAlias>	getDataStreamAliases()
Version	getMinimalSupportedVersion()	The minimal version of the recipient this object can be sent to
String	getWriteableName()	Returns the name of the writeable object
int	hashCode()
static NamedDiff<Metadata.Custom>	readDiffFrom(StreamInput in)
String	toString()
XContentBuilder	toXContent(XContentBuilder builder, ToXContent.Params params)
void	writeTo(StreamOutput out)	Write this into the StreamOutput.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.elasticsearch.cluster.ClusterState.FeatureAware

getRequiredFeature

Methods inherited from interface org.elasticsearch.xcontent.ToXContentFragment

isFragment

Field Details

TYPE

public static final String TYPE

See Also:

• Constant Field Values

EMPTY

public static final DataStreamMetadata EMPTY

DATA_STREAM_ALIAS_VERSION

public static final Version DATA_STREAM_ALIAS_VERSION

Constructor Details

DataStreamMetadata

public DataStreamMetadata(Map<String,DataStream> dataStreams,
 Map<String,DataStreamAlias> dataStreamAliases)

DataStreamMetadata

public DataStreamMetadata(StreamInput in)
                   throws IOException

Throws:

IOException

Method Details

dataStreams

public Map<String,DataStream> dataStreams()

getDataStreamAliases

public Map<String,DataStreamAlias> getDataStreamAliases()

diff

public Diff<Metadata.Custom> diff(Metadata.Custom before)

Description copied from interface: Diffable

Returns serializable object representing differences between this and previousState

Specified by:

diff in interface Diffable<Metadata.Custom>

readDiffFrom

public static NamedDiff<Metadata.Custom> readDiffFrom(StreamInput in)
                                               throws IOException

Throws:

IOException

context

public EnumSet<Metadata.XContentContext> context()

Specified by:

context in interface Metadata.Custom

getWriteableName

public String getWriteableName()

Description copied from interface: VersionedNamedWriteable

Returns the name of the writeable object

Specified by:

getWriteableName in interface NamedWriteable

Specified by:

getWriteableName in interface VersionedNamedWriteable

getMinimalSupportedVersion

public Version getMinimalSupportedVersion()

Description copied from interface: VersionedNamedWriteable

The minimal version of the recipient this object can be sent to

Specified by:

getMinimalSupportedVersion in interface VersionedNamedWriteable

writeTo

public void writeTo(StreamOutput out)
             throws IOException

Description copied from interface: Writeable

Write this into the StreamOutput.

Specified by:

writeTo in interface Writeable

Throws:

IOException

fromXContent

public static DataStreamMetadata fromXContent(XContentParser parser)
                                       throws IOException

Throws:

IOException

toXContent

public XContentBuilder toXContent(XContentBuilder builder,
 ToXContent.Params params)
                           throws IOException

Specified by:

toXContent in interface ToXContent

Throws:

IOException

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object