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Viewing changes to org/jaudiotagger/audio/flac/FlacStream.java

  • Committer: Bazaar Package Importer
  • Author(s): Varun Hiremath, Damien Raude-Morvan, Varun Hiremath
  • Date: 2009-04-01 19:17:56 UTC
  • mfrom: (1.1.1 upstream)
  • Revision ID: james.westby@ubuntu.com-20090401191756-bygniim270guy7o1
Tags: 1.0.9-1
http://bugs.debian.org/522130
[ Damien Raude-Morvan ]
* New upstream release
* debian/watch: Use java.net repository (which contains new releases!)
* debian/control:
  - Build-Depends on default-jdk-builddep
  - Bump Standards-Version to 3.8.1 (no changes needed)
  - Change section to "java"
* debian/rules: use default-java as JAVA_HOME
* debina/orig-tar.{sh|excludes}: strip audio and others binary files from ZIP
* debian/build.xml:
  - compile with "nowarn" to keep build log readable
  - exclude LogFormatter from build (use com.sun classes)
* debian/ant.properties: new source directory is "src" in orig.tar.gz
* Add myself as Uploaders

[ Varun Hiremath ]
* Accept changes made by Damien Raude-Morvan (Closes: #522130)

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org/jaudiotagger/audio/flac/FlacStream.java
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package org.jaudiotagger.audio.flac;
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import org.jaudiotagger.audio.exceptions.CannotReadException;
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import java.io.RandomAccessFile;
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import java.io.IOException;
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/**
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 * Flac Stream
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 * <p/>
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 * Identifies this is in fact a flac stream
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 */
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public class FlacStream
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{
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    public static final int FLAC_STREAM_IDENTIFIER_LENGTH = 4;
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    public static final String FLAC_STREAM_IDENTIFIER = "fLaC";
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    /**
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     * Reads the stream block to ensure it is a flac file
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     * 
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     * @param raf
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     * @throws IOException
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     * @throws CannotReadException
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     */
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    public static void findStream(RandomAccessFile raf)throws IOException,CannotReadException
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    {
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        //Begins tag parsing
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        if (raf.length() == 0)
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        {
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            //Empty File
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            throw new CannotReadException("Error: File empty");
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        }
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        raf.seek(0);
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        //FLAC Stream
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        byte[] b = new byte[FlacStream.FLAC_STREAM_IDENTIFIER_LENGTH];
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        raf.read(b);
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        String flac = new String(b);
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        if (!flac.equals(FlacStream.FLAC_STREAM_IDENTIFIER))
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        {
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            throw new CannotReadException("fLaC Header not found, not a flac file");
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        }
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    }
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}