org.apache.ignite.internal.processors.igfs

Class IgfsBlockKey

java.lang.Object

org.apache.ignite.internal.processors.igfs.IgfsBlockKey

All Implemented Interfaces:

Externalizable, Serializable, Comparable<IgfsBlockKey>, Binarylizable, IgfsBaseBlockKey, Message

public final class IgfsBlockKey
extends Object
implements IgfsBaseBlockKey, Message, Externalizable, Binarylizable, Comparable<IgfsBlockKey>

File's binary data block key.

See Also:

Serialized Form

Field Summary

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

DIRECT_TYPE_SIZE

Constructor Summary

Constructors

Constructor and Description
IgfsBlockKey() Empty constructor required for Externalizable.
IgfsBlockKey(IgniteUuid fileId, IgniteUuid affKey, boolean evictExclude, long blockId) Constructs file's binary data block key.

Method Summary

Methods

Modifier and Type	Method and Description
IgniteUuid	affinityKey()
long	blockId()
int	compareTo(IgfsBlockKey o)
short	directType() Gets message type.
boolean	equals(Object o)
boolean	evictExclude()
byte	fieldsCount() Gets fields count.
int	fileHash()
IgniteUuid	getFileId()
int	hashCode()
void	onAckReceived() Method called when ack message received.
void	readBinary(BinaryReader reader) Reads fields from provided reader.
void	readExternal(ObjectInput in)
boolean	readFrom(ByteBuffer buf, MessageReader reader) Reads this message from provided byte buffer.
String	toString()
void	writeBinary(BinaryWriter writer) Writes fields to provided writer.
void	writeExternal(ObjectOutput out)
boolean	writeTo(ByteBuffer buf, MessageWriter writer) Writes this message to provided byte buffer.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

IgfsBlockKey

public IgfsBlockKey(IgniteUuid fileId,
            @Nullable
            IgniteUuid affKey,
            boolean evictExclude,
            long blockId)

Constructs file's binary data block key.

Parameters:

fileId - File ID.

affKey - Affinity key.

evictExclude - Evict exclude flag.

blockId - Block ID.

IgfsBlockKey

public IgfsBlockKey()

Empty constructor required for Externalizable.

Method Detail

getFileId

public IgniteUuid getFileId()

Returns:

File ID.

affinityKey

public IgniteUuid affinityKey()

Specified by:

affinityKey in interface IgfsBaseBlockKey

Returns:

Block affinity key (if any).

blockId

public long blockId()

Specified by:

blockId in interface IgfsBaseBlockKey

Returns:

Block ID.

fileHash

public int fileHash()

Specified by:

fileHash in interface IgfsBaseBlockKey

Returns:

Hash based on a file identifier (path, ID, etc).

evictExclude

public boolean evictExclude()

Returns:

Evict exclude flag.

onAckReceived

public void onAckReceived()

Method called when ack message received.

Specified by:

onAckReceived in interface Message

compareTo

public int compareTo(@NotNull
            IgfsBlockKey o)

Specified by:

compareTo in interface Comparable<IgfsBlockKey>

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Throws:

IOException

readExternal

public void readExternal(ObjectInput in)
                  throws IOException

Specified by:

readExternal in interface Externalizable

Throws:

IOException

writeBinary

public void writeBinary(BinaryWriter writer)
                 throws BinaryObjectException

Writes fields to provided writer.

Specified by:

writeBinary in interface Binarylizable

Parameters:

writer - Binary object writer.

Throws:

BinaryObjectException - In case of error.

readBinary

public void readBinary(BinaryReader reader)
                throws BinaryObjectException

Reads fields from provided reader.

Specified by:

readBinary in interface Binarylizable

Parameters:

reader - Binary object reader.

Throws:

BinaryObjectException - In case of error.

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

writeTo

public boolean writeTo(ByteBuffer buf,
              MessageWriter writer)

Writes this message to provided byte buffer.

Specified by:

writeTo in interface Message

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

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

Returns:

Fields count.

toString

public String toString()

Overrides:

toString in class Object