Package org.apache.ignite.internal.processors.cache.distributed.dht.preloader

Class GridDhtPartitionSupplyMessage

java.lang.Object

org.apache.ignite.internal.processors.cache.GridCacheMessage

org.apache.ignite.internal.processors.cache.GridCacheGroupIdMessage

org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPartitionSupplyMessage

All Implemented Interfaces:

Serializable, GridCacheDeployable, Message

Direct Known Subclasses:

GridDhtPartitionSupplyMessageV2

public class GridDhtPartitionSupplyMessage
extends GridCacheGroupIdMessage
implements GridCacheDeployable

Partition supply message.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.ignite.internal.processors.cache.GridCacheGroupIdMessage

grpId

Fields inherited from class org.apache.ignite.internal.processors.cache.GridCacheMessage

addDepInfo, CACHE_MSG_INDEX_FIELD_NAME, forceAddDepInfo, MAX_CACHE_MSG_LOOKUP_INDEX

Fields inherited from interface org.apache.ignite.plugin.extensions.communication.Message

DIRECT_TYPE_SIZE

Constructor Summary

Constructors

Constructor	Description
GridDhtPartitionSupplyMessage()	Empty constructor required for Externalizable.

Method Summary

Modifier and Type	Method	Description
boolean	addDeploymentInfo()	Deployment enabled flag indicates whether deployment info has to be added to this message.
void	addEstimatedKeysCount(long cnt)
void	addKeysForCache(int cacheId, long cnt)
short	directType()	Gets message type.
long	estimatedKeysCount()
byte	fieldsCount()	Gets fields count.
void	finishUnmarshal(GridCacheSharedContext ctx, ClassLoader ldr)	This method is called after the message is deserialized and is responsible for unmarshalling state marshalled in GridCacheMessage.prepareMarshal(GridCacheSharedContext) method.
boolean	ignoreClassErrors()
long	keysForCache(int cacheId)
boolean	readFrom(ByteBuffer buf, MessageReader reader)	Reads this message from provided byte buffer.
int	size()
AffinityTopologyVersion	topologyVersion()	Gets topology version or -1 in case of topology version is not required for this message.
String	toString()
boolean	writeTo(ByteBuffer buf, MessageWriter writer)	Writes this message to provided byte buffer.

Methods inherited from class org.apache.ignite.internal.processors.cache.GridCacheGroupIdMessage

cacheGroupMessage, groupId, handlerId

Methods inherited from class org.apache.ignite.internal.processors.cache.GridCacheMessage

appendFlag, classError, deployInfo, error, finishUnmarshalCacheObjects, finishUnmarshalCacheObjects, lastAffinityChangedTopologyVersion, lastAffinityChangedTopologyVersion, lookupIndex, marshalCollection, marshalInfo, marshalInfos, marshalInvokeArguments, marshalTx, messageId, messageLogger, nextIndexId, onAckReceived, onClassError, partition, partitionExchangeMessage, prepare, prepareMarshal, prepareMarshalCacheObject, prepareMarshalCacheObjects, prepareMarshalCacheObjects, prepareObject, prepareObject, transferExpiryPolicy, unmarshalCollection, unmarshalInfo, unmarshalInfos, unmarshalInvokeArguments, unmarshalTx

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.ignite.internal.processors.cache.GridCacheDeployable

deployInfo, prepare

Constructor Detail

GridDhtPartitionSupplyMessage

public GridDhtPartitionSupplyMessage()

Empty constructor required for Externalizable.

Method Detail

ignoreClassErrors

public boolean ignoreClassErrors()

Overrides:

ignoreClassErrors in class GridCacheMessage

Returns:

True if class loading errors should be ignored, false otherwise.

topologyVersion

public AffinityTopologyVersion 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

Returns:

Topology version for which demand message is sent.

finishUnmarshal

public void finishUnmarshal(GridCacheSharedContext ctx,
                            ClassLoader ldr)
                     throws IgniteCheckedException

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

Overrides:

finishUnmarshal in class GridCacheMessage

Parameters:

ctx - Context.

ldr - Class loader.

Throws:

IgniteCheckedException - If failed.

addDeploymentInfo

public boolean addDeploymentInfo()

Deployment enabled flag indicates whether deployment info has to be added to this message.

Specified by:

addDeploymentInfo in class GridCacheMessage

Returns:

true or if deployment info must be added to the the message, false otherwise.

size

public int size()

Returns:

Number of entries in message.

writeTo

public boolean writeTo(ByteBuffer buf,
                       MessageWriter writer)

Writes this message to provided byte buffer.

Specified by:

writeTo in interface Message

Overrides:

writeTo in class GridCacheGroupIdMessage

Parameters:

buf - Byte buffer.

writer - Writer.

Returns:

Whether message was fully written.

readFrom

public boolean readFrom(ByteBuffer buf,
                        MessageReader reader)

Reads this message from provided byte buffer.

Specified by:

readFrom in interface Message

Overrides:

readFrom in class GridCacheGroupIdMessage

Parameters:

buf - Byte buffer.

reader - Reader.

Returns:

Whether message was fully read.

directType

public short directType()

Gets message type.

Specified by:

directType in interface Message

Returns:

Message type.

fieldsCount

public byte fieldsCount()

Gets fields count.

Specified by:

fieldsCount in interface Message

Overrides:

fieldsCount in class GridCacheGroupIdMessage

Returns:

Fields count.

estimatedKeysCount

public long estimatedKeysCount()

Returns:

Estimated keys count.

addEstimatedKeysCount

public void addEstimatedKeysCount(long cnt)

Parameters:

cnt - Keys count to add.

keysForCache

public long keysForCache(int cacheId)

Returns:

Estimated keys count for a given cache ID.

addKeysForCache

public void addKeysForCache(int cacheId,
                            long cnt)

Parameters:

cacheId - Cache ID.

cnt - Keys count.

toString

public String toString()

Overrides:

toString in class GridCacheGroupIdMessage