org.gridgain.grid.kernal.processors.cache.distributed.dht.atomic

Class GridDhtAtomicUpdateRequest<K,V>

java.lang.Object

org.gridgain.grid.util.direct.GridTcpCommunicationMessageAdapter

org.gridgain.grid.kernal.processors.cache.GridCacheMessage<K,V>

org.gridgain.grid.kernal.processors.cache.distributed.dht.atomic.GridDhtAtomicUpdateRequest<K,V>

All Implemented Interfaces:

Serializable, Cloneable, GridCacheDeployable

public class GridDhtAtomicUpdateRequest<K,V>
extends GridCacheMessage<K,V>
implements GridCacheDeployable

Lite dht cache backup update request.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static int	CACHE_MSG_IDX Message index.

Fields inherited from class org.gridgain.grid.kernal.processors.cache.GridCacheMessage

CACHE_MSG_INDEX_FIELD_NAME, MAX_CACHE_MSG_LOOKUP_INDEX

Fields inherited from class org.gridgain.grid.util.direct.GridTcpCommunicationMessageAdapter

BIT_SET_NOT_READ, BOOLEAN_ARR_NOT_READ, BYTE_ARR_LIST_NOT_READ, BYTE_ARR_NOT_READ, CACHE_VER_NOT_READ, CHAR_ARR_NOT_READ, CLOCK_DELTA_VER_NOT_READ, commState, DHT_PART_EXCHANGE_ID_NOT_READ, DOUBLE_ARR_NOT_READ, DR_INT_REQ_ENTRY_NOT_READ, ENUM_NOT_READ, FLOAT_ARR_NOT_READ, GRID_UUID_NOT_READ, INT_ARR_NOT_READ, LONG_ARR_NOT_READ, LONG_LIST_NOT_READ, MSG_NOT_READ, NULL, SHORT_ARR_NOT_READ, STR_NOT_READ, UUID_NOT_READ, VAL_BYTES_NOT_READ

Constructor Summary

Constructors

Constructor and Description
GridDhtAtomicUpdateRequest() Empty constructor required by Externalizable.
GridDhtAtomicUpdateRequest(UUID nodeId, GridCacheVersion futVer, GridCacheVersion writeVer, GridCacheWriteSynchronizationMode syncMode, long topVer, long ttl, boolean forceTransformBackups, UUID subjId) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
void	addNearWriteValue(K key, byte[] keyBytes, V val, byte[] valBytes, GridClosure<V,V> transformC)
void	addWriteValue(K key, byte[] keyBytes, V val, byte[] valBytes, GridClosure<V,V> transformC, long drTtl, long drExpireTime, GridCacheVersion drVer)
GridTcpCommunicationMessageAdapter	clone()
protected void	clone0(GridTcpCommunicationMessageAdapter _msg) Clones all fields of the provided message to this.
byte	directType()
long	drExpireTime(int idx)
GridLongList	drExpireTimes()
long	drTtl(int idx)
GridLongList	drTtls()
GridCacheVersion	drVersion(int idx)
List<GridCacheVersion>	drVersions()
void	finishUnmarshal(GridCacheContext<K,V> ctx, ClassLoader ldr) This method is called after the message is deserialized and is responsible for unmarshalling state marshalled in GridCacheMessage.prepareMarshal(GridCacheContext) method.
boolean	forceTransformBackups()
GridCacheVersion	futureVersion()
K	key(int idx)
byte[]	keyBytes(int idx)
Collection<K>	keys()
int	lookupIndex() Gets message lookup index.
K	nearKey(int idx)
byte[]	nearKeyBytes(int idx)
int	nearSize()
GridClosure<V,V>	nearTransformClosure(int idx)
V	nearValue(int idx)
byte[]	nearValueBytes(int idx)
UUID	nodeId()
void	prepareMarshal(GridCacheContext<K,V> ctx) This method is called before the whole message is serialized and is responsible for pre-marshalling state.
boolean	readFrom(ByteBuffer buf)
int	size()
UUID	subjectId()
long	topologyVersion() Gets topology version or -1 in case of topology version is not required for this message.
String	toString()
GridClosure<V,V>	transformClosure(int idx)
long	ttl()
V	value(int idx)
byte[]	valueBytes(int idx)
GridCacheWriteSynchronizationMode	writeSynchronizationMode()
boolean	writeTo(ByteBuffer buf)
GridCacheVersion	writeVersion()

Methods inherited from class org.gridgain.grid.kernal.processors.cache.GridCacheMessage

allowForStartup, classError, deployInfo, ignoreClassErrors, marshalBooleanLinkedMap, marshalCollection, marshalFilter, marshalInfo, marshalInfos, marshalTx, marshalValuesCollection, messageId, nextIndexId, onClassError, prepare, prepareFilter, prepareObject, prepareObjects, unmarshalBooleanLinkedMap, unmarshalCollection, unmarshalFilter, unmarshalInfo, unmarshalInfos, unmarshalTx, unmarshalValueBytesCollection

Methods inherited from class org.gridgain.grid.util.direct.GridTcpCommunicationMessageAdapter

arrayIterator, messageReader, messageWriter

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.gridgain.grid.kernal.processors.cache.GridCacheDeployable

deployInfo, prepare

Field Detail

CACHE_MSG_IDX

public static final int CACHE_MSG_IDX

Message index.

Constructor Detail

GridDhtAtomicUpdateRequest

public GridDhtAtomicUpdateRequest()

Empty constructor required by Externalizable.

GridDhtAtomicUpdateRequest

public GridDhtAtomicUpdateRequest(UUID nodeId,
                          GridCacheVersion futVer,
                          GridCacheVersion writeVer,
                          GridCacheWriteSynchronizationMode syncMode,
                          long topVer,
                          long ttl,
                          boolean forceTransformBackups,
                          UUID subjId)

Constructor.

Parameters:

nodeId - Node ID.

futVer - Future version.

writeVer - Write version for cache values.

syncMode - Cache write synchronization mode.

topVer - Topology version.

ttl - Time to live.

forceTransformBackups - Force transform backups flag.

subjId - Subject ID.

Method Detail

forceTransformBackups

public boolean forceTransformBackups()

Returns:

Force transform backups flag.

addWriteValue

public void addWriteValue(K key,
                 @Nullable
                 byte[] keyBytes,
                 @Nullable
                 V val,
                 @Nullable
                 byte[] valBytes,
                 GridClosure<V,V> transformC,
                 long drTtl,
                 long drExpireTime,
                 @Nullable
                 GridCacheVersion drVer)

Parameters:

key - Key to add.

keyBytes - Key bytes, if key was already serialized.

val - Value, null if should be removed.

valBytes - Value bytes, null if should be removed.

drTtl - DR TTL (optional).

drExpireTime - DR expire time (optional).

drVer - DR version (optional).

addNearWriteValue

public void addNearWriteValue(K key,
                     @Nullable
                     byte[] keyBytes,
                     @Nullable
                     V val,
                     @Nullable
                     byte[] valBytes,
                     GridClosure<V,V> transformC)

Parameters:

key - Key to add.

keyBytes - Key bytes, if key was already serialized.

val - Value, null if should be removed.

valBytes - Value bytes, null if should be removed.

lookupIndex

public int lookupIndex()

Gets message lookup index. All messages that does not return -1 in this method must return a unique number in range from 0 to GridCacheMessage.MAX_CACHE_MSG_LOOKUP_INDEX.

Overrides:

lookupIndex in class GridCacheMessage<K,V>

Returns:

Message lookup index.

nodeId

public UUID nodeId()

Returns:

Node ID.

subjectId

public UUID subjectId()

Returns:

Subject ID.

size

public int size()

Returns:

Keys size.

nearSize

public int nearSize()

Returns:

Keys size.

futureVersion

public GridCacheVersion futureVersion()

Returns:

Version assigned on primary node.

writeVersion

public GridCacheVersion writeVersion()

Returns:

Write version.

writeSynchronizationMode

public GridCacheWriteSynchronizationMode writeSynchronizationMode()

Returns:

Cache write synchronization mode.

topologyVersion

public long topologyVersion()

Description copied from class: GridCacheMessage

Gets topology version or -1 in case of topology version is not required for this message.

Overrides:

topologyVersion in class GridCacheMessage<K,V>

Returns:

Topology version.

ttl

public long ttl()

Returns:

Time to live.

keys

public Collection<K> keys()

Returns:

Keys.

key

public K key(int idx)

Parameters:

idx - Key index.

Returns:

Key.

nearKey

public K nearKey(int idx)

Parameters:

idx - Near key index.

Returns:

Key.

keyBytes

@Nullable
public byte[] keyBytes(int idx)

Parameters:

idx - Key index.

Returns:

Key bytes.

nearKeyBytes

@Nullable
public byte[] nearKeyBytes(int idx)

Parameters:

idx - Near key index.

Returns:

Key bytes.

value

@Nullable
public V value(int idx)

Parameters:

idx - Key index.

Returns:

Value.

transformClosure

@Nullable
public GridClosure<V,V> transformClosure(int idx)

Parameters:

idx - Key index.

Returns:

Transform closure.

nearValue

@Nullable
public V nearValue(int idx)

Parameters:

idx - Near key index.

Returns:

Value.

nearTransformClosure

@Nullable
public GridClosure<V,V> nearTransformClosure(int idx)

Parameters:

idx - Key index.

Returns:

Transform closure.

valueBytes

@Nullable
public byte[] valueBytes(int idx)

Parameters:

idx - Key index.

Returns:

Value bytes.

nearValueBytes

@Nullable
public byte[] nearValueBytes(int idx)

Parameters:

idx - Near key index.

Returns:

Value bytes.

drVersions

@Nullable
public List<GridCacheVersion> drVersions()

Returns:

DR versions.

drVersion

@Nullable
public GridCacheVersion drVersion(int idx)

Parameters:

idx - Index.

Returns:

DR version.

drTtls

@Nullable
public GridLongList drTtls()

Returns:

DR TTLs.

drTtl

public long drTtl(int idx)

Parameters:

idx - Index.

Returns:

DR TTL.

drExpireTimes

@Nullable
public GridLongList drExpireTimes()

Returns:

DR TTLs.

drExpireTime

public long drExpireTime(int idx)

Parameters:

idx - Index.

Returns:

DR TTL.

prepareMarshal

public void prepareMarshal(GridCacheContext<K,V> ctx)
                    throws GridException

This method is called before the whole message is serialized and is responsible for pre-marshalling state.

Overrides:

prepareMarshal in class GridCacheMessage<K,V>

Parameters:

ctx - Cache context.

Throws:

GridException - If failed.

finishUnmarshal

public void finishUnmarshal(GridCacheContext<K,V> ctx,
                   ClassLoader ldr)
                     throws GridException

This method is called after the message is deserialized and is responsible for unmarshalling state marshalled in GridCacheMessage.prepareMarshal(GridCacheContext) method.

Overrides:

finishUnmarshal in class GridCacheMessage<K,V>

Parameters:

ctx - Context.

ldr - Class loader.

Throws:

GridException - If failed.

clone

public GridTcpCommunicationMessageAdapter clone()

Specified by:

clone in class GridTcpCommunicationMessageAdapter

clone0

protected void clone0(GridTcpCommunicationMessageAdapter _msg)

Clones all fields of the provided message to this.

Overrides:

clone0 in class GridCacheMessage<K,V>

Parameters:

_msg - Message to clone from.

writeTo

public boolean writeTo(ByteBuffer buf)

Overrides:

writeTo in class GridCacheMessage<K,V>

Parameters:

buf - Byte buffer.

Returns:

Whether message was fully written.

readFrom

public boolean readFrom(ByteBuffer buf)

Overrides:

readFrom in class GridCacheMessage<K,V>

Parameters:

buf - Byte buffer.

Returns:

Whether message was fully read.

directType

public byte directType()

Specified by:

directType in class GridTcpCommunicationMessageAdapter

Returns:

Message type.

toString

public String toString()

Overrides:

toString in class GridCacheMessage<K,V>