io.pravega.client.stream.impl

Class StreamCutInternal

java.lang.Object

io.pravega.client.stream.impl.StreamCutInternal

All Implemented Interfaces:

StreamCut, java.io.Serializable

Direct Known Subclasses:

StreamCutImpl

public abstract class StreamCutInternal
extends java.lang.Object
implements StreamCut

This is an abstract class which acts an intermediate class to make the actual StreamCut implementation opaque.

See Also:

Serialized Form

Field Summary

Fields inherited from interface io.pravega.client.stream.StreamCut

UNBOUNDED

Constructor Summary

Constructors

Constructor and Description
StreamCutInternal()

Method Summary

Modifier and Type	Method and Description
static StreamCutInternal	from(java.lang.String cut) Obtains the a StreamCut object from its Base64 representation obtained via StreamCut.asText().
static StreamCutInternal	fromBytes(java.nio.ByteBuffer cut) Deserializes the cut from its serialized from obtained from calling StreamCut.toBytes().
abstract java.util.Map<Segment,java.lang.Long>	getPositions() Get a mapping of Segment and its offset.
abstract Stream	getStream() Get Stream for the StreamCut.

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.pravega.client.stream.StreamCut

asImpl, asText, toBytes

Constructor Detail

StreamCutInternal

public StreamCutInternal()

Method Detail

getStream

public abstract Stream getStream()

Get Stream for the StreamCut.

Returns:

The stream.

getPositions

public abstract java.util.Map<Segment,java.lang.Long> getPositions()

Get a mapping of Segment and its offset.

Returns:

Map of Segment to its offset.

fromBytes

public static StreamCutInternal fromBytes(java.nio.ByteBuffer cut)

Description copied from interface: StreamCut

Deserializes the cut from its serialized from obtained from calling StreamCut.toBytes().

Specified by:

fromBytes in interface StreamCut

Parameters:

cut - A serialized position.

Returns:

The StreamCut object.

from

public static StreamCutInternal from(java.lang.String cut)

Description copied from interface: StreamCut

Obtains the a StreamCut object from its Base64 representation obtained via StreamCut.asText().

Specified by:

from in interface StreamCut

Parameters:

cut - Base64 representation of StreamCut obtained using StreamCut.asText()

Returns:

The StreamCut object