Package org.h2.mvstore.db

Class LobStorageMap.BlobMeta.Type

java.lang.Object

org.h2.mvstore.type.BasicDataType<LobStorageMap.BlobMeta>

org.h2.mvstore.db.LobStorageMap.BlobMeta.Type

All Implemented Interfaces:

Comparator<LobStorageMap.BlobMeta>, DataType<LobStorageMap.BlobMeta>

Enclosing class:

LobStorageMap.BlobMeta

public static final class LobStorageMap.BlobMeta.Type
extends BasicDataType<LobStorageMap.BlobMeta>

Field Summary

Fields

Modifier and Type	Field	Description
static final LobStorageMap.BlobMeta.Type	INSTANCE

Method Summary

Modifier and Type	Method	Description
LobStorageMap.BlobMeta[]	createStorage(int size)	Create storage object of array type to hold values
int	getMemory(LobStorageMap.BlobMeta blobMeta)	Calculates the amount of used memory in bytes.
LobStorageMap.BlobMeta	read(ByteBuffer buff)	Read an object.
void	write(WriteBuffer buff, LobStorageMap.BlobMeta blobMeta)	Write an object.

Methods inherited from class org.h2.mvstore.type.BasicDataType

binarySearch, cast, compare, equals, hashCode, isMemoryEstimationAllowed, read, write

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

reversed, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Field Details

INSTANCE

public static final LobStorageMap.BlobMeta.Type INSTANCE

Method Details

getMemory

public int getMemory(LobStorageMap.BlobMeta blobMeta)

Description copied from interface: DataType

Calculates the amount of used memory in bytes.

Specified by:

getMemory in interface DataType<LobStorageMap.BlobMeta>

Specified by:

getMemory in class BasicDataType<LobStorageMap.BlobMeta>

Parameters:

blobMeta - the object

Returns:

the used memory

write

public void write(WriteBuffer buff,
 LobStorageMap.BlobMeta blobMeta)

Description copied from interface: DataType

Write an object.

Specified by:

write in interface DataType<LobStorageMap.BlobMeta>

Specified by:

write in class BasicDataType<LobStorageMap.BlobMeta>

Parameters:

buff - the target buffer

blobMeta - the value

read

public LobStorageMap.BlobMeta read(ByteBuffer buff)

Description copied from interface: DataType

Read an object.

Specified by:

read in interface DataType<LobStorageMap.BlobMeta>

Specified by:

read in class BasicDataType<LobStorageMap.BlobMeta>

Parameters:

buff - the source buffer

Returns:

the object

createStorage

public LobStorageMap.BlobMeta[] createStorage(int size)

Description copied from interface: DataType

Create storage object of array type to hold values

Parameters:

size - number of values to hold

Returns:

storage object