Package org.apache.iotdb.db.wal.checkpoint

Class MemTableInfo

java.lang.Object

org.apache.iotdb.db.wal.checkpoint.MemTableInfo

All Implemented Interfaces:

SerializedSize

public class MemTableInfo
extends java.lang.Object
implements SerializedSize

MemTableInfo records brief info of one memtable, including memTable id, tsFile path, and .wal file version id of its first WALEntry.

Constructor Summary

Constructors

Constructor	Description
MemTableInfo(IMemTable memTable, java.lang.String tsFilePath, long firstFileVersionId)

Method Summary

Modifier and Type	Method	Description
static MemTableInfo	deserialize(java.io.DataInputStream stream)
boolean	equals(java.lang.Object obj)
long	getFirstFileVersionId()
IMemTable	getMemTable()
long	getMemTableId()
java.lang.String	getTsFilePath()
void	serialize(java.nio.ByteBuffer buffer)
int	serializedSize()	Calculate size after serialization.
void	setFirstFileVersionId(long firstFileVersionId)

Methods inherited from class java.lang.Object

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

Constructor Detail

MemTableInfo

public MemTableInfo(IMemTable memTable,
                    java.lang.String tsFilePath,
                    long firstFileVersionId)

Method Detail

serializedSize

public int serializedSize()

Description copied from interface: SerializedSize

Calculate size after serialization.

Specified by:

serializedSize in interface SerializedSize

Returns:

bytes number

serialize

public void serialize(java.nio.ByteBuffer buffer)

deserialize

public static MemTableInfo deserialize(java.io.DataInputStream stream)
                                throws java.io.IOException

Throws:

java.io.IOException

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

getMemTable

public IMemTable getMemTable()

getMemTableId

public long getMemTableId()

getTsFilePath

public java.lang.String getTsFilePath()

getFirstFileVersionId

public long getFirstFileVersionId()

setFirstFileVersionId

public void setFirstFileVersionId(long firstFileVersionId)