org.apache.cassandra.db.virtual

Class VirtualMutation

java.lang.Object

org.apache.cassandra.db.virtual.VirtualMutation

All Implemented Interfaces:

IMutation

public final class VirtualMutation
extends java.lang.Object
implements IMutation

A specialised IMutation implementation for virtual keyspaces. Mainly overrides apply() to go straight to VirtualTable.apply(PartitionUpdate) for every table involved.

Field Summary

Fields inherited from interface org.apache.cassandra.db.IMutation

MAX_MUTATION_SIZE

Constructor Summary

Constructors

Constructor and Description
VirtualMutation(PartitionUpdate update)
VirtualMutation(java.lang.String keyspaceName, DecoratedKey partitionKey, com.google.common.collect.ImmutableMap<TableId,PartitionUpdate> modifications)

Method Summary

Modifier and Type	Method and Description
void	apply()
java.lang.String	getKeyspaceName()
java.util.Collection<PartitionUpdate>	getPartitionUpdates()
java.util.Collection<TableId>	getTableIds()
long	getTimeout(java.util.concurrent.TimeUnit unit)
DecoratedKey	key()
java.lang.String	toString(boolean shallow)
void	validateIndexedColumns()
void	validateSize(int version, int overhead) Validates size of mutation does not exceed DatabaseDescriptor.getMaxMutationSize().

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.cassandra.db.IMutation

dataSize

Constructor Detail

VirtualMutation

public VirtualMutation(PartitionUpdate update)

VirtualMutation

public VirtualMutation(java.lang.String keyspaceName,
                       DecoratedKey partitionKey,
                       com.google.common.collect.ImmutableMap<TableId,PartitionUpdate> modifications)

Method Detail

apply

public void apply()

Specified by:

apply in interface IMutation

getKeyspaceName

public java.lang.String getKeyspaceName()

Specified by:

getKeyspaceName in interface IMutation

getTableIds

public java.util.Collection<TableId> getTableIds()

Specified by:

getTableIds in interface IMutation

key

public DecoratedKey key()

Specified by:

key in interface IMutation

getTimeout

public long getTimeout(java.util.concurrent.TimeUnit unit)

Specified by:

getTimeout in interface IMutation

toString

public java.lang.String toString(boolean shallow)

Specified by:

toString in interface IMutation

getPartitionUpdates

public java.util.Collection<PartitionUpdate> getPartitionUpdates()

Specified by:

getPartitionUpdates in interface IMutation

validateIndexedColumns

public void validateIndexedColumns()

Specified by:

validateIndexedColumns in interface IMutation

validateSize

public void validateSize(int version,
                         int overhead)

Description copied from interface: IMutation

Validates size of mutation does not exceed DatabaseDescriptor.getMaxMutationSize().

Specified by:

validateSize in interface IMutation

Parameters:

version - the MessagingService version the mutation is being serialized for. see MessagingService.current_version

overhead - overhadd to add for mutation size to validate. Pass zero if not required but not a negative value.