org.red5.io
Class BaseStreamableFileService

java.lang.Object
  org.red5.io.BaseStreamableFileService

All Implemented Interfaces:

IStreamableFileService

Direct Known Subclasses:

FLVService, MP3Service

public abstract class BaseStreamableFileService
extends Object
implements IStreamableFileService

Base class for streamable file services.

Author:

The Red5 Project (red5@osflash.org), Joachim Bauch (jojo@struktur.de)

Constructor Summary

BaseStreamableFileService()

Method Summary

boolean	canHandle(File file) Check whether file can be used by file service, that is, it does exist and have valid extension
abstract String	getExtension() Getter for extension of file
abstract String	getPrefix() Getter for prefix.
abstract IStreamableFile	getStreamableFile(File file) Return streamable file reference.
String	prepareFilename(String name) Prepair given string to conform filename requirements, for example, add extension to the end if missing.

Methods inherited from class java.lang.Object

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

Constructor Detail

BaseStreamableFileService

public BaseStreamableFileService()

Method Detail

getPrefix

public abstract String getPrefix()

Getter for prefix. Prefix is used in filename composition to fetch real file name.

Specified by:

getPrefix in interface IStreamableFileService

Returns:

Prefix

getExtension

public abstract String getExtension()

Getter for extension of file

Specified by:

getExtension in interface IStreamableFileService

Returns:

File extension that is used

prepareFilename

public String prepareFilename(String name)

Prepair given string to conform filename requirements, for example, add extension to the end if missing.

Specified by:

prepareFilename in interface IStreamableFileService

Parameters:

name - String to format

Returns:

Correct filename

canHandle

public boolean canHandle(File file)

Check whether file can be used by file service, that is, it does exist and have valid extension

Specified by:

canHandle in interface IStreamableFileService

Parameters:

file - File object

Returns:

true if file exist and has valid extension, false otherwise

getStreamableFile

public abstract IStreamableFile getStreamableFile(File file)
                                           throws IOException

Return streamable file reference. For FLV files returned streamable file already has generated metadata injected.

Specified by:

getStreamableFile in interface IStreamableFileService

Parameters:

file - File resource

Returns:

Streamable file resource

Throws:

IOException - Thrown if there were problems accessing given file