tachyon.network.protocol

Class RPCBlockReadRequest

java.lang.Object

tachyon.network.protocol.RPCMessage

tachyon.network.protocol.RPCRequest

tachyon.network.protocol.RPCBlockReadRequest

All Implemented Interfaces:

EncodedMessage

public final class RPCBlockReadRequest
extends RPCRequest

This represents an RPC request to read a block from a DataServer.

Nested Class Summary

Nested classes/interfaces inherited from class tachyon.network.protocol.RPCMessage

RPCMessage.Type

Constructor Summary

Constructors

Constructor and Description
RPCBlockReadRequest(long blockId, long offset, long length)

Method Summary

Methods

Modifier and Type	Method and Description
static RPCBlockReadRequest	decode(io.netty.buffer.ByteBuf in) Decodes the input ByteBuf into a RPCBlockReadRequest object and returns it.
void	encode(io.netty.buffer.ByteBuf out) Encodes the message to the output ByteBuf.
long	getBlockId()
int	getEncodedLength() Returns the number bytes for the message when it is encoded.
long	getLength()
long	getOffset()
RPCMessage.Type	getType() Returns the type of the message.
String	toString()
void	validate() Validate the message.

Methods inherited from class tachyon.network.protocol.RPCMessage

createFrameDecoder, decodeMessage, getPayloadDataBuffer, hasPayload

Methods inherited from class java.lang.Object

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

Constructor Detail

RPCBlockReadRequest

public RPCBlockReadRequest(long blockId,
                   long offset,
                   long length)

Method Detail

getType

public RPCMessage.Type getType()

Description copied from class: RPCMessage

Returns the type of the message.

Specified by:

getType in class RPCMessage

Returns:

the message type

decode

public static RPCBlockReadRequest decode(io.netty.buffer.ByteBuf in)

Decodes the input ByteBuf into a RPCBlockReadRequest object and returns it.

Parameters:

in - the input ByteBuf

Returns:

The decoded RPCBlockReadRequest object

getEncodedLength

public int getEncodedLength()

Description copied from interface: EncodedMessage

Returns the number bytes for the message when it is encoded.

Returns:

the length of the encoded message, in bytes

encode

public void encode(io.netty.buffer.ByteBuf out)

Description copied from interface: EncodedMessage

Encodes the message to the output ByteBuf.

Parameters:

out - the output ByteBuf where the message should be encoded.

validate

public void validate()

Description copied from class: RPCMessage

Validate the message. Throws an Exception if the message is invalid.

Overrides:

validate in class RPCMessage

toString

public String toString()

Overrides:

toString in class Object

getBlockId

public long getBlockId()

getLength

public long getLength()

getOffset

public long getOffset()