Package org.apache.iotdb.db.engine.memtable

Class WritableMemChunkGroup

java.lang.Object

org.apache.iotdb.db.engine.memtable.WritableMemChunkGroup

All Implemented Interfaces:

IWritableMemChunkGroup, SerializedSize, WALEntryValue

public class WritableMemChunkGroup
extends java.lang.Object
implements IWritableMemChunkGroup

Constructor Summary

Constructors

Constructor	Description
WritableMemChunkGroup()

Method Summary

Modifier and Type	Method	Description
boolean	contains(java.lang.String measurement)
long	count()
int	delete(org.apache.iotdb.commons.path.PartialPath originalPath, org.apache.iotdb.commons.path.PartialPath devicePath, long startTimestamp, long endTimestamp)
static WritableMemChunkGroup	deserialize(java.io.DataInputStream stream)
long	getCurrentTVListSize(java.lang.String measurement)
java.util.Map<java.lang.String,IWritableMemChunk>	getMemChunkMap()
void	release()
int	serializedSize()	Calculate size after serialization.
void	serializeToWAL(IWALByteBufferView buffer)	Serialize using IWALByteBufferView, which encapsulates some actions to deal with BufferOverflowException occurs in ByteBuffer.
void	write(long insertTime, java.lang.Object[] objectValue, java.util.List<org.apache.iotdb.tsfile.write.schema.IMeasurementSchema> schemaList)
void	writeValues(long[] times, java.lang.Object[] columns, org.apache.iotdb.tsfile.utils.BitMap[] bitMaps, java.util.List<org.apache.iotdb.tsfile.write.schema.IMeasurementSchema> schemaList, int start, int end)

Methods inherited from class java.lang.Object

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

Constructor Detail

WritableMemChunkGroup

public WritableMemChunkGroup()

Method Detail

writeValues

public void writeValues(long[] times,
                        java.lang.Object[] columns,
                        org.apache.iotdb.tsfile.utils.BitMap[] bitMaps,
                        java.util.List<org.apache.iotdb.tsfile.write.schema.IMeasurementSchema> schemaList,
                        int start,
                        int end)

Specified by:

writeValues in interface IWritableMemChunkGroup

release

public void release()

Specified by:

release in interface IWritableMemChunkGroup

count

public long count()

Specified by:

count in interface IWritableMemChunkGroup

contains

public boolean contains(java.lang.String measurement)

Specified by:

contains in interface IWritableMemChunkGroup

write

public void write(long insertTime,
                  java.lang.Object[] objectValue,
                  java.util.List<org.apache.iotdb.tsfile.write.schema.IMeasurementSchema> schemaList)

Specified by:

write in interface IWritableMemChunkGroup

getMemChunkMap

public java.util.Map<java.lang.String,IWritableMemChunk> getMemChunkMap()

Specified by:

getMemChunkMap in interface IWritableMemChunkGroup

delete

public int delete(org.apache.iotdb.commons.path.PartialPath originalPath,
                  org.apache.iotdb.commons.path.PartialPath devicePath,
                  long startTimestamp,
                  long endTimestamp)

Specified by:

delete in interface IWritableMemChunkGroup

getCurrentTVListSize

public long getCurrentTVListSize(java.lang.String measurement)

Specified by:

getCurrentTVListSize in interface IWritableMemChunkGroup

serializedSize

public int serializedSize()

Description copied from interface: SerializedSize

Calculate size after serialization.

Specified by:

serializedSize in interface SerializedSize

Returns:

bytes number

serializeToWAL

public void serializeToWAL(IWALByteBufferView buffer)

Description copied from interface: WALEntryValue

Serialize using IWALByteBufferView, which encapsulates some actions to deal with BufferOverflowException occurs in ByteBuffer.

Specified by:

serializeToWAL in interface WALEntryValue

deserialize

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

Throws:

java.io.IOException