Package org.tmatesoft.sqljet.core.internal

Interface ISqlJetMemoryManager

All Known Implementing Classes:

SqlJetMemoryManager

public interface ISqlJetMemoryManager

Default implementation of SQLJet's memory manager. It allows allocate memory chunk ISqlJetMemoryBuffer.

Field Summary

Fields

Modifier and Type	Field	Description
static int	BYTE_SIZE
static int	INT_SIZE
static int	LONG_SIZE
static int	SHORT_SIZE

Method Summary

Modifier and Type	Method	Description
ISqlJetMemoryBuffer	allocate(int size)	Allocates memory chunk ISqlJetMemoryBuffer using default buffer type.
ISqlJetMemoryBuffer	allocate(int size, SqlJetMemoryBufferType bufferType)
ISqlJetMemoryPointer	allocatePtr(int size)	Allocates memory chunk ISqlJetMemoryBuffer using default buffer type.
ISqlJetMemoryPointer	allocatePtr(int size, SqlJetMemoryBufferType bufferType)
void	free(ISqlJetMemoryBuffer buffer)	Fries memory.
SqlJetMemoryBufferType	getDefaultBufferType()	Get buffers implementation type which is used by default.
void	setDefaultBufferType(SqlJetMemoryBufferType bufferType)	Get buffers implementation which is used by default.

Field Detail

BYTE_SIZE

static final int BYTE_SIZE

See Also:

Constant Field Values

SHORT_SIZE

static final int SHORT_SIZE

See Also:

Constant Field Values

INT_SIZE

static final int INT_SIZE

See Also:

Constant Field Values

LONG_SIZE

static final int LONG_SIZE

See Also:

Constant Field Values

Method Detail

getDefaultBufferType

SqlJetMemoryBufferType getDefaultBufferType()

Get buffers implementation type which is used by default.

Returns:

setDefaultBufferType

void setDefaultBufferType(SqlJetMemoryBufferType bufferType)

Get buffers implementation which is used by default.

Parameters:

bufferType -

allocate

ISqlJetMemoryBuffer allocate(int size)

Allocates memory chunk ISqlJetMemoryBuffer using default buffer type.

Parameters:

size - size of buffer in bytes

Returns:

allocated buffer

allocate

ISqlJetMemoryBuffer allocate(int size,
                             SqlJetMemoryBufferType bufferType)

Parameters:

size -

bufferType -

Returns:

allocatePtr

ISqlJetMemoryPointer allocatePtr(int size)

Allocates memory chunk ISqlJetMemoryBuffer using default buffer type.

Parameters:

size - size of buffer in bytes

Returns:

allocated buffer

allocatePtr

ISqlJetMemoryPointer allocatePtr(int size,
                                 SqlJetMemoryBufferType bufferType)

Parameters:

size -

bufferType -

Returns:

free

void free(ISqlJetMemoryBuffer buffer)

Fries memory.

Parameters:

buffer - buff