Package org.apache.ignite.internal.processors.cache.persistence.snapshot

Class SnapshotFilesRequestMessage

java.lang.Object

org.apache.ignite.internal.processors.cache.persistence.snapshot.SnapshotFilesRequestMessage

All Implemented Interfaces:

Serializable, Message

public class SnapshotFilesRequestMessage
extends Object

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static short	TYPE_CODE	Snapshot request message type (value is 178).

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

DIRECT_TYPE_SIZE

Constructor Summary

Constructors

Constructor	Description
SnapshotFilesRequestMessage()	Empty constructor required for Externalizable.
SnapshotFilesRequestMessage(String msgId, UUID reqId, String snpName, @Nullable String snpPath, Map<Integer,Set<Integer>> parts)

Method Summary

Modifier and Type	Method	Description
short	directType()	Gets message type.
byte	fieldsCount()	Gets fields count.
String	id()
void	onAckReceived()	Method called when ack message received.
Map<Integer,Set<Integer>>	parts()
boolean	readFrom(ByteBuffer buf, MessageReader reader)	Reads this message from provided byte buffer.
UUID	requestId()
String	snapshotName()
String	snapshotPath()
String	toString()
boolean	writeTo(ByteBuffer buf, MessageWriter writer)	Writes this message to provided byte buffer.

Methods inherited from class java.lang.Object

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

Field Detail

TYPE_CODE

public static final short TYPE_CODE

Snapshot request message type (value is 178).

See Also:

Constant Field Values

Constructor Detail

SnapshotFilesRequestMessage

public SnapshotFilesRequestMessage()

Empty constructor required for Externalizable.

SnapshotFilesRequestMessage

public SnapshotFilesRequestMessage(String msgId,
                                   UUID reqId,
                                   String snpName,
                                   @Nullable
                                   @Nullable String snpPath,
                                   Map<Integer,Set<Integer>> parts)

Parameters:

msgId - Unique message id.

reqId - Snapshot operation request ID.

snpName - Snapshot name to request.

snpPath - Snapshot directory path.

parts - Map of cache group ids and corresponding set of its partition ids to be snapshot.

Method Detail

parts

public Map<Integer,Set<Integer>> parts()

Returns:

The demanded cache group partitions per each cache group.

snapshotName

public String snapshotName()

Returns:

Requested snapshot name.

snapshotPath

public String snapshotPath()

Returns:

Snapshot directory path.

requestId

public UUID requestId()

Returns:

Snapshot operation request ID.

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.

fieldsCount

public byte fieldsCount()

Gets fields count.

Returns:

Fields count.

directType

public short directType()

Gets message type.

Returns:

Message type.

toString

public String toString()

id

public String id()

Returns:

Unique message ID.

onAckReceived

public void onAckReceived()

Method called when ack message received.

Specified by:

onAckReceived in interface Message