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

Class GridNearAtomicUpdateRequest<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.GridNearAtomicUpdateRequest<K,V>

All Implemented Interfaces:

Serializable, Cloneable, GridCacheDeployable

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

Lite DHT cache update request sent from near node to primary node.

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
GridNearAtomicUpdateRequest() Empty constructor required by Externalizable.
GridNearAtomicUpdateRequest(UUID nodeId, GridCacheVersion futVer, boolean fastMap, GridCacheVersion updateVer, long topVer, GridCacheWriteSynchronizationMode syncMode, GridCacheOperation op, boolean retval, boolean forceTransformBackups, long ttl, GridPredicate<GridCacheEntry<K,V>>[] filter, UUID subjId) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
void	addUpdateEntry(K key, Object val, long drTtl, long drExpireTime, GridCacheVersion drVer, boolean primary)
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()
boolean	fastMap()
GridPredicate<GridCacheEntry<K,V>>[]	filter()
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()
void	forceTransformBackups(boolean forceTransformBackups)
GridCacheVersion	futureVersion()
boolean	hasPrimary()
List<K>	keys()
int	lookupIndex() Gets message lookup index.
UUID	nodeId()
void	nodeId(UUID nodeId)
GridCacheOperation	operation()
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)
boolean	returnValue()
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()
GridCacheVersion	updateVersion()
V	value(int idx)
byte[]	valueBytes(int idx)
List<Object>	values()
GridCacheWriteSynchronizationMode	writeSynchronizationMode()
boolean	writeTo(ByteBuffer buf)
Object	writeValue(int idx)

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

GridNearAtomicUpdateRequest

public GridNearAtomicUpdateRequest()

Empty constructor required by Externalizable.

GridNearAtomicUpdateRequest

public GridNearAtomicUpdateRequest(UUID nodeId,
                           GridCacheVersion futVer,
                           boolean fastMap,
                           @Nullable
                           GridCacheVersion updateVer,
                           long topVer,
                           GridCacheWriteSynchronizationMode syncMode,
                           GridCacheOperation op,
                           boolean retval,
                           boolean forceTransformBackups,
                           long ttl,
                           @Nullable
                           GridPredicate<GridCacheEntry<K,V>>[] filter,
                           @Nullable
                           UUID subjId)

Constructor.

Parameters:

nodeId - Node ID.

futVer - Future version.

fastMap - Fast map scheme flag.

updateVer - Update version set if fast map is performed.

topVer - Topology version.

syncMode - Synchronization mode.

op - Cache update operation.

retval - Return value required flag.

ttl - Time to live.

filter - Optional filter for atomic check.

Method Detail

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:

Mapped node ID.

nodeId

public void nodeId(UUID nodeId)

Parameters:

nodeId - Node ID.

subjectId

public UUID subjectId()

Returns:

Subject ID.

futureVersion

public GridCacheVersion futureVersion()

Returns:

Future version.

fastMap

public boolean fastMap()

Returns:

Flag indicating whether this is fast-map udpate.

updateVersion

public GridCacheVersion updateVersion()

Returns:

Update version for fast-map request.

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.

writeSynchronizationMode

public GridCacheWriteSynchronizationMode writeSynchronizationMode()

Returns:

Cache write synchronization mode.

ttl

public long ttl()

Returns:

Time to live.

returnValue

public boolean returnValue()

Returns:

Return value flag.

filter

@Nullable
public GridPredicate<GridCacheEntry<K,V>>[] filter()

Returns:

Filter.

addUpdateEntry

public void addUpdateEntry(K key,
                  @Nullable
                  Object val,
                  long drTtl,
                  long drExpireTime,
                  @Nullable
                  GridCacheVersion drVer,
                  boolean primary)

Parameters:

key - Key to add.

val - Optional update value.

drTtl - DR TTL (optional).

drExpireTime - DR expire time (optional).

drVer - DR version (optional).

primary - If given key is primary on this mapping.

keys

public List<K> keys()

Returns:

Keys for this update request.

values

public List<Object> values()

Returns:

Values for this update request.

operation

public GridCacheOperation operation()

Returns:

Update operation.

value

public V value(int idx)

Parameters:

idx - Key index.

Returns:

Value.

transformClosure

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

Parameters:

idx - Key index.

Returns:

Transform closure.

writeValue

public Object writeValue(int idx)

Parameters:

idx - Index to get.

Returns:

Write value - either value, or transform closure.

valueBytes

public byte[] valueBytes(int idx)

Parameters:

idx - 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.

hasPrimary

public boolean hasPrimary()

Returns:

Flag indicating whether this request contains primary keys.

forceTransformBackups

public boolean forceTransformBackups()

Returns:

Force transform backups flag.

forceTransformBackups

public void forceTransformBackups(boolean forceTransformBackups)

Parameters:

forceTransformBackups - Force transform backups flag.

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>