com.jniwrapper.win32.stg
Interface ILockBytes

All Superinterfaces:

AutoDeleteParameter, IUnknown

All Known Implementing Classes:

ILockBytesImpl

public interface ILockBytes

extends IUnknown

This interface isolates the root storage from details of accessing to a physical storage.

See Also:

Microsoft Structured Storage documentation

Field Summary

static java.lang.String

INTERFACE_IDENTIFIER

Method Summary

void	flush()
void	lockRegion(CY libOffset, CY cb, Int32 dwLockType)
Int32	readAt(CY ulOffset, Pointer.Void pv, Int32 cb)
void	setSize(CY cb)
StatStg	stat(StatFlag grfStatFlag)
void	unlockRegion(CY libOffset, CY cb, Int32 dwLockType)
Int32	writeAt(CY ulOffset, Pointer.Void pv, Int32 cb)

Methods inherited from interface com.jniwrapper.win32.com.IUnknown

addRef, isNull, queryInterface, release, setNull

Methods inherited from interface com.jniwrapper.AutoDeleteParameter

isAutoDelete, setAutoDelete

Field Detail

INTERFACE_IDENTIFIER

public static final java.lang.String INTERFACE_IDENTIFIER

See Also:

Constant Field Values

Method Detail

readAt

public Int32 readAt(CY ulOffset,
                    Pointer.Void pv,
                    Int32 cb)
             throws ComException

Parameters:

ulOffset - [in]

pv - [in]

cb - [in]

Throws:

ComException

writeAt

public Int32 writeAt(CY ulOffset,
                     Pointer.Void pv,
                     Int32 cb)
              throws ComException

Parameters:

ulOffset - [in]

pv - [in]

cb - [in]

Throws:

ComException

flush

public void flush()
           throws ComException

Throws:

ComException

setSize

public void setSize(CY cb)
             throws ComException

Parameters:

cb - [in]

Throws:

ComException

lockRegion

public void lockRegion(CY libOffset,
                       CY cb,
                       Int32 dwLockType)
                throws ComException

Parameters:

libOffset - [in]

cb - [in]

dwLockType - [in]

Throws:

ComException

unlockRegion

public void unlockRegion(CY libOffset,
                         CY cb,
                         Int32 dwLockType)
                  throws ComException

Parameters:

libOffset - [in]

cb - [in]

dwLockType - [in]

Throws:

ComException

stat

public StatStg stat(StatFlag grfStatFlag)
             throws ComException

Parameters:

grfStatFlag - [in]

Throws:

ComException