Package io.pravega.client.stream.impl

Class StreamCutImpl

java.lang.Object

io.pravega.client.stream.impl.StreamCutInternal

io.pravega.client.stream.impl.StreamCutImpl

All Implemented Interfaces:

StreamCut, java.io.Serializable

public class StreamCutImpl
extends StreamCutInternal

Implementation of StreamCut interface. StreamCutInternal abstract class is used as in intermediate class to make StreamCut instances opaque.

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	StreamCutImpl.StreamCutSerializer

Field Summary

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

UNBOUNDED

Constructor Summary

Constructors

Constructor	Description
StreamCutImpl(Stream stream, java.util.Map<Segment,java.lang.Long> positions)

Method Summary

Modifier and Type	Method	Description
StreamCutInternal	asImpl()	Used internally.
java.lang.String	asText()	Obtains the compact base64 string representation of StreamCut.
static io.pravega.client.stream.impl.StreamCutImpl.StreamCutBuilder	builder()
protected boolean	canEqual(java.lang.Object other)
boolean	equals(java.lang.Object o)
static StreamCutInternal	from(java.lang.String base64String)	Obtains the a StreamCut object from its compact Base64 representation obtained via asText().
static StreamCutInternal	fromBytes(java.nio.ByteBuffer buff)	Deserializes the cut from its serialized from obtained from calling StreamCut.toBytes().
java.util.Map<Segment,java.lang.Long>	getPositions()	Get a mapping of Segment and its offset.
Stream	getStream()	Get Stream for the StreamCut.
int	hashCode()
java.nio.ByteBuffer	toBytes()	Serializes the cut to a compact byte array.
java.lang.String	toString()
boolean	validate(java.util.Set<java.lang.String> segmentNames)

Methods inherited from class java.lang.Object

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

Constructor Detail

StreamCutImpl

public StreamCutImpl(Stream stream,
                     java.util.Map<Segment,java.lang.Long> positions)

Method Detail

getPositions

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

Description copied from class: StreamCutInternal

Get a mapping of Segment and its offset.

Specified by:

getPositions in class StreamCutInternal

Returns:

Map of Segment to its offset.

getStream

public Stream getStream()

Description copied from class: StreamCutInternal

Get Stream for the StreamCut.

Specified by:

getStream in class StreamCutInternal

Returns:

The stream.

asImpl

public StreamCutInternal asImpl()

Description copied from interface: StreamCut

Used internally. Do not call.

Returns:

Implementation of EventPointer interface

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

asText

public java.lang.String asText()

Description copied from interface: StreamCut

Obtains the compact base64 string representation of StreamCut.

Returns:

Base64 representation of the StreamCut.

from

public static StreamCutInternal from(java.lang.String base64String)

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

Parameters:

base64String - Compact Base64 representation of StreamCut.

Returns:

The StreamCut object.

validate

public boolean validate(java.util.Set<java.lang.String> segmentNames)

toBytes

public java.nio.ByteBuffer toBytes()

Description copied from interface: StreamCut

Serializes the cut to a compact byte array.

Returns:

A serialized version of this streamcut.

fromBytes

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

Description copied from interface: StreamCut

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

Parameters:

buff - A serialized position.

Returns:

The StreamCut object.

builder

public static io.pravega.client.stream.impl.StreamCutImpl.StreamCutBuilder builder()

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

canEqual

protected boolean canEqual(java.lang.Object other)

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object