Package one.microstream.memory

Interface MemorySizeProperties

All Known Implementing Classes:

JdkMemoryAccessor, MemorySizeProperties.Unsupported

public interface MemorySizeProperties

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static class	MemorySizeProperties.Unsupported	Default implementation that returns {@value -1} for every method.

Method Summary

Modifier and Type	Method	Description
long	byteSizeArray_boolean(long elementCount)
long	byteSizeArray_byte(long elementCount)
long	byteSizeArray_char(long elementCount)
long	byteSizeArray_double(long elementCount)
long	byteSizeArray_float(long elementCount)
long	byteSizeArray_int(long elementCount)
long	byteSizeArray_long(long elementCount)
long	byteSizeArray_short(long elementCount)
long	byteSizeArrayObject(long elementCount)
int	byteSizeFieldValue(Class<?> type)
default int	byteSizeFieldValue(Field field)
int	byteSizeInstance(Class<?> type)
int	byteSizeObjectHeader(Class<?> type)
int	byteSizeReference()
int	pageSize()	Returns the system's memory "page size" (whatever that may be exactely for a given system).
static MemorySizeProperties	Unsupported()

Method Detail

pageSize

int pageSize()

Returns the system's memory "page size" (whatever that may be exactely for a given system). Use with care (and the dependency to a system value in mind!).

Returns:

the system's memory "page size".

byteSizeReference

int byteSizeReference()

byteSizeInstance

int byteSizeInstance(Class<?> type)

byteSizeObjectHeader

int byteSizeObjectHeader(Class<?> type)

byteSizeFieldValue

default int byteSizeFieldValue(Field field)

byteSizeFieldValue

int byteSizeFieldValue(Class<?> type)

byteSizeArray_byte

long byteSizeArray_byte(long elementCount)

byteSizeArray_boolean

long byteSizeArray_boolean(long elementCount)

byteSizeArray_short

long byteSizeArray_short(long elementCount)

byteSizeArray_char

long byteSizeArray_char(long elementCount)

byteSizeArray_int

long byteSizeArray_int(long elementCount)

byteSizeArray_float

long byteSizeArray_float(long elementCount)

byteSizeArray_long

long byteSizeArray_long(long elementCount)

byteSizeArray_double

long byteSizeArray_double(long elementCount)

byteSizeArrayObject

long byteSizeArrayObject(long elementCount)

Unsupported

static MemorySizeProperties Unsupported()