org.apache.cassandra.db

Class SliceFromReadCommand

java.lang.Object

org.apache.cassandra.db.ReadCommand

org.apache.cassandra.db.SliceFromReadCommand

All Implemented Interfaces:

IReadCommand, Pageable

Direct Known Subclasses:

RetriedSliceFromReadCommand

public class SliceFromReadCommand
extends ReadCommand

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.cassandra.db.ReadCommand

ReadCommand.Type

Nested classes/interfaces inherited from interface org.apache.cassandra.service.pager.Pageable

Pageable.ReadCommands

Field Summary

Fields

Modifier and Type	Field and Description
SliceQueryFilter	filter

Fields inherited from class org.apache.cassandra.db.ReadCommand

cfName, commandType, key, ksName, timestamp

Constructor Summary

Constructors

Constructor and Description
SliceFromReadCommand(java.lang.String keyspaceName, java.nio.ByteBuffer key, java.lang.String cfName, long timestamp, SliceQueryFilter filter)

Method Summary

Methods

Modifier and Type	Method and Description
ReadCommand	copy()
IDiskAtomFilter	filter()
protected int	getOriginalRequestedCount() The original number of columns requested by the user.
Row	getRow(Keyspace keyspace)
ReadCommand	maybeGenerateRetryCommand(RowDataResolver resolver, Row row)
Row	maybeTrim(Row row)
java.lang.String	toString()
SliceFromReadCommand	withUpdatedFilter(SliceQueryFilter newFilter)

Methods inherited from class org.apache.cassandra.db.ReadCommand

create, createMessage, getColumnFamilyName, getKeyspace, getTimeout, isDigestQuery, setIsDigestQuery

Methods inherited from class java.lang.Object

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

Field Detail

filter

public final SliceQueryFilter filter

Constructor Detail

SliceFromReadCommand

public SliceFromReadCommand(java.lang.String keyspaceName,
                    java.nio.ByteBuffer key,
                    java.lang.String cfName,
                    long timestamp,
                    SliceQueryFilter filter)

Method Detail

copy

public ReadCommand copy()

Specified by:

copy in class ReadCommand

getRow

public Row getRow(Keyspace keyspace)

Specified by:

getRow in class ReadCommand

maybeGenerateRetryCommand

public ReadCommand maybeGenerateRetryCommand(RowDataResolver resolver,
                                    Row row)

Overrides:

maybeGenerateRetryCommand in class ReadCommand

maybeTrim

public Row maybeTrim(Row row)

Overrides:

maybeTrim in class ReadCommand

filter

public IDiskAtomFilter filter()

Specified by:

filter in class ReadCommand

withUpdatedFilter

public SliceFromReadCommand withUpdatedFilter(SliceQueryFilter newFilter)

getOriginalRequestedCount

protected int getOriginalRequestedCount()

The original number of columns requested by the user. This can be different from count when the slice command is a retry (see RetriedSliceFromReadCommand)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object