ostore.read
Class BytesReadResp

java.lang.Object
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  +--ostore.read.ReadResp
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        +--ostore.read.BytesReadResp

All Implemented Interfaces:

QueueElementIF, QuickSerializable

public class BytesReadResp

extends ReadResp

Events sent from the ReadStage to the ReplicaStage responding to BytesReadReq events.

Version:

$Id: BytesReadResp.java,v 1.13 2002/07/29 18:48:53 geels Exp $

Author:

Dennis Geels

Field Summary

protected byte[][]

data The bytes read, or null.

Fields inherited from class ostore.read.ReadResp

digest, error_code, missing, NO_ERROR, read, READ_ERROR, req_digest

Constructor Summary

BytesReadResp(InputBuffer buffer)
Constructs a BytesReadResp from its serialized form.

BytesReadResp(ReadReq req, int error_code)
Constructs a new (failed) BytesReadResp.

BytesReadResp(ReadReq req, Selection read, Selection missing, byte[][] data)
Constructs a new (successful) BytesReadResp.

Method Summary

byte[][]	get_data() Returns the bytes read.
void	serialize(OutputBuffer buffer) Add the object to the buffer.

Methods inherited from class ostore.read.ReadResp

get_digest, get_error_code, get_missing, get_read, get_req_digest, get_req_seq_num, hashCode, successful, toString

Methods inherited from class java.lang.Object

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

Field Detail

data

protected byte[][] data

The bytes read, or null.

. If not null, each sub array contains the data for one sub-Selection of read, in order.

data != null iff this.successful().

Constructor Detail

BytesReadResp

public BytesReadResp(ReadReq req,
                     Selection read,
                     Selection missing,
                     byte[][] data)

Constructs a new (successful) BytesReadResp.

BytesReadResp

public BytesReadResp(ReadReq req,
                     int error_code)

Constructs a new (failed) BytesReadResp.

BytesReadResp

public BytesReadResp(InputBuffer buffer)
              throws QSException

Constructs a BytesReadResp from its serialized form.

Method Detail

get_data

public byte[][] get_data()

Returns the bytes read.

serialize

public void serialize(OutputBuffer buffer)

Description copied from interface: QuickSerializable

Add the object to the buffer.

Specified by:

serialize in interface QuickSerializable

Overrides:

serialize in class ReadResp

Parameters:

buffer - the output buffer to add the object to