Package com.portal.pcm

Class FileBuffer

java.lang.Object

com.portal.pcm.Buffer

com.portal.pcm.FileBuffer

public class FileBuffer
extends Buffer

The FileBuffer subclass of Buffer is used when the buffered information is to be stored in an external file.

Constructor Summary

Constructors

Constructor	Description
FileBuffer(File file, boolean forRead)	Creates an instance of a Buffer.
FileBuffer(File file, boolean forRead, int offset)	Creates an instance of a Buffer.
FileBuffer(String fileName, boolean forRead)	Creates an instance of a Buffer.
FileBuffer(String fileName, boolean forRead, int offset)	Creates an instance of a Buffer.

Method Summary

Modifier and Type	Method	Description
String	getFilename()	Gets the file name and path of the file.
InputStream	getInputStream()	Gets an InputStream to read buffer information.
OutputStream	getOutputStream()	Gets an OutputStream to write buffer information.
long	getSize()	Gets the buffer size.

Methods inherited from class com.portal.pcm.Buffer

getOffset, isReadBuffer, setOffset, setReadFlag, toString

Methods inherited from class java.lang.Object

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

Constructor Details

FileBuffer

public FileBuffer(File file,
 boolean forRead,
 int offset)
           throws EBufException

Creates an instance of a Buffer.

Parameters:

file - File object

forRead - boolean value indicating whether to read the file

offset - buffer offset

Throws:

EBufException

FileBuffer

public FileBuffer(File file,
 boolean forRead)
           throws EBufException

Creates an instance of a Buffer.

Parameters:

file - File object

forRead - boolean value indicating whether to read the file

Throws:

EBufException

FileBuffer

public FileBuffer(String fileName,
 boolean forRead,
 int offset)
           throws EBufException

Creates an instance of a Buffer.

Parameters:

fileName - name of the file

forRead - boolean value indicating whether to read the file

offset - buffer offset

Throws:

EBufException

FileBuffer

public FileBuffer(String fileName,
 boolean forRead)
           throws EBufException

Creates an instance of a Buffer.

Parameters:

fileName - String name of the file

forRead - boolean value indicating whether to read the file

Throws:

EBufException

Method Details

getSize

public long getSize()

Gets the buffer size.

Specified by:

getSize in class Buffer

Returns:

The buffer size.

getInputStream

public InputStream getInputStream()
                           throws IOException

Gets an InputStream to read buffer information.

Specified by:

getInputStream in class Buffer

Returns:

An InputStream object.

Throws:

IOException

getOutputStream

public OutputStream getOutputStream()
                             throws IOException

Gets an OutputStream to write buffer information.

Specified by:

getOutputStream in class Buffer

Returns:

An OutputStream object.

Throws:

IOException

getFilename

public String getFilename()

Gets the file name and path of the file.

Returns:

The file path as a string.