org.apache.cocoon.generation
Class MP3DirectoryGenerator

java.lang.Object
  |
  +--org.apache.avalon.framework.logger.AbstractLoggable
        |
        +--org.apache.cocoon.xml.AbstractXMLProducer
              |
              +--org.apache.cocoon.generation.AbstractGenerator
                    |
                    +--org.apache.cocoon.generation.ComposerGenerator
                          |
                          +--org.apache.cocoon.generation.DirectoryGenerator
                                |
                                +--org.apache.cocoon.generation.MP3DirectoryGenerator

All Implemented Interfaces:

org.apache.avalon.framework.component.Component, org.apache.avalon.framework.component.Composable, org.apache.avalon.framework.activity.Disposable, Generator, org.apache.avalon.framework.logger.Loggable, org.apache.avalon.excalibur.pool.Poolable, org.apache.avalon.excalibur.pool.Recyclable, SitemapModelComponent, XMLProducer

public class MP3DirectoryGenerator

extends DirectoryGenerator

An extension of DirectoryGenerators that adds extra attributes for MP3 files.

Following extra attributes added to valid MP3 files:

frequency

the frequency of the MP3 file in KHz (most common: 44.1)

bitrate

the bitrate of the MP3 file in Kbit, from 8 to 448.

mode

the mode of the MP3 file, one of the following: Stereo, Joint stereo, Dual channel, Single channel.

variable-rate (optional)

value is "yes" if VBR header is detected

title, artitst, album, year, comment, track, genre (all optional)

values obtained from MP3 ID3 tag

Version:

CVS $Id: MP3DirectoryGenerator.java,v 1.4 2002/02/22 07:03:51 cziegeler Exp $

Author:

Vadim Gritsenko

Field Summary

protected static java.lang.String	MP3_ALBUM_ATTR_NAME
protected static java.lang.String	MP3_ARTITST_ATTR_NAME
protected static java.lang.String	MP3_BITRATE_ATTR_NAME
protected static java.lang.String	MP3_COMMENT_ATTR_NAME
protected static java.lang.String	MP3_FREQUENCY_ATTR_NAME
protected static java.lang.String	MP3_GENRE_ATTR_NAME
protected static java.lang.String	MP3_MODE_ATTR_NAME
protected static java.lang.String	MP3_TITLE_ATTR_NAME
protected static java.lang.String	MP3_TRACK_ATTR_NAME
protected static java.lang.String	MP3_VBR_ATTR_NAME
protected static java.lang.String	MP3_YEAR_ATTR_NAME

Fields inherited from class org.apache.cocoon.generation.DirectoryGenerator

attributes, DATE_ATTR_NAME, dateFormatter, depth, DIR_NODE_NAME, excludeRE, FILE_NODE_NAME, FILENAME_ATTR_NAME, includeRE, isRequestedDirectory, LASTMOD_ATTR_NAME, PREFIX, rootRE, URI

Fields inherited from class org.apache.cocoon.generation.ComposerGenerator

manager

Fields inherited from class org.apache.cocoon.generation.AbstractGenerator

objectModel, parameters, resolver, source

Fields inherited from class org.apache.cocoon.xml.AbstractXMLProducer

contentHandler, lexicalHandler, xmlConsumer

Fields inherited from interface org.apache.cocoon.generation.Generator

ROLE

Constructor Summary

MP3DirectoryGenerator()

Method Summary

protected void

setNodeAttributes(java.io.File path) Extends the setNodeAttributes method from the DirectoryGenerator by adding MP3 tag attributes if the path is a MP3 file with valid tag.

Methods inherited from class org.apache.cocoon.generation.DirectoryGenerator

addPath, addPathWithAncestors, endNode, generate, getAncestors, isExcluded, isIncluded, isRoot, recycle, setup, startNode

Methods inherited from class org.apache.cocoon.generation.ComposerGenerator

compose, dispose

Methods inherited from class org.apache.cocoon.xml.AbstractXMLProducer

setConsumer, setContentHandler, setLexicalHandler

Methods inherited from class org.apache.avalon.framework.logger.AbstractLoggable

getLogger, setLogger, setupLogger, setupLogger, setupLogger

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.cocoon.xml.XMLProducer

setConsumer

Field Detail

MP3_FREQUENCY_ATTR_NAME

protected static java.lang.String MP3_FREQUENCY_ATTR_NAME

MP3_BITRATE_ATTR_NAME

protected static java.lang.String MP3_BITRATE_ATTR_NAME

MP3_MODE_ATTR_NAME

protected static java.lang.String MP3_MODE_ATTR_NAME

MP3_VBR_ATTR_NAME

protected static java.lang.String MP3_VBR_ATTR_NAME

MP3_TITLE_ATTR_NAME

protected static java.lang.String MP3_TITLE_ATTR_NAME

MP3_ARTITST_ATTR_NAME

protected static java.lang.String MP3_ARTITST_ATTR_NAME

MP3_ALBUM_ATTR_NAME

protected static java.lang.String MP3_ALBUM_ATTR_NAME

MP3_YEAR_ATTR_NAME

protected static java.lang.String MP3_YEAR_ATTR_NAME

MP3_COMMENT_ATTR_NAME

protected static java.lang.String MP3_COMMENT_ATTR_NAME

MP3_TRACK_ATTR_NAME

protected static java.lang.String MP3_TRACK_ATTR_NAME

MP3_GENRE_ATTR_NAME

protected static java.lang.String MP3_GENRE_ATTR_NAME

Constructor Detail

MP3DirectoryGenerator

public MP3DirectoryGenerator()

Method Detail

setNodeAttributes

protected void setNodeAttributes(java.io.File path)
                          throws org.xml.sax.SAXException

Extends the setNodeAttributes method from the DirectoryGenerator by adding MP3 tag attributes if the path is a MP3 file with valid tag.

Overrides:

setNodeAttributes in class DirectoryGenerator

Following copied from class: org.apache.cocoon.generation.DirectoryGenerator

Parameters:

path - the file/directory to use when setting attributes

Throws:

org.xml.sax.SAXException - if an error occurs while setting the attributes