public class RestoreSnapshotOp extends RaftOp implements IdentifiedDataSerializable
RaftOp
to restore snapshot using related
SnapshotAwareService.takeSnapshot(CPGroupId, long)
.
This operation is appended to Raft log in
SnapshotEntry
and sent to
followers via
InstallSnapshot
RPC.
Constructor and Description |
---|
RestoreSnapshotOp() |
RestoreSnapshotOp(String serviceName,
Object snapshot) |
Modifier and Type | Method and Description |
---|---|
int |
getFactoryId()
Returns DataSerializableFactory factory ID for this class.
|
int |
getId()
Returns type identifier for this class.
|
String |
getServiceName() |
Object |
getSnapshot() |
void |
readData(ObjectDataInput in)
Reads fields from the input stream
|
Object |
run(CPGroupId groupId,
long commitIndex)
Contains actual Raft operation logic.
|
protected void |
toString(StringBuilder sb) |
void |
writeData(ObjectDataOutput out)
Writes object fields to output stream
|
getLogger, getNodeEngine, getService, logFailure, setNodeEngine, toString
public Object getSnapshot()
public Object run(CPGroupId groupId, long commitIndex)
RaftOp
public void writeData(ObjectDataOutput out) throws IOException
DataSerializable
writeData
in interface DataSerializable
out
- outputIOException
- if an I/O error occurs. In particular,
an IOException
may be thrown if the
output stream has been closed.public void readData(ObjectDataInput in) throws IOException
DataSerializable
readData
in interface DataSerializable
in
- inputIOException
- if an I/O error occurs. In particular,
an IOException
may be thrown if the
input stream has been closed.public int getFactoryId()
IdentifiedDataSerializable
getFactoryId
in interface IdentifiedDataSerializable
public int getId()
IdentifiedDataSerializable
getId
in interface IdentifiedDataSerializable
public String getServiceName()
getServiceName
in class RaftOp
protected void toString(StringBuilder sb)
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