audio/x-pn-realaudio           ra ram rm rpm    # REALAUDIO Sound File
audio/x-wav                    wav              # WAV Sound File
audio/x-mpegurl                mp3              # MP3 Sound File
audio/mpeg3                    mp3              # MP3 Sound File
audio/x-mpeg-3                 mp3              # MP3 Sound File
audio/mpeg                     mp2 mpa mpg mpga # MP2 Sound File
audio/x-mpeg                   mp2              # MP2 Sound File

            // Common audio formats
            assertEquals("audio/x-wav", mimeMap.getMimeType("wav"));
            // mp3 has multiple mappings, first one wins
            assertEquals("audio/x-mpegurl", mimeMap.getMimeType("mp3"));

            // Common video formats
            assertEquals("video/x-msvideo", mimeMap.getMimeType("avi"));

- LHA compression format
- Nested archive extraction

#### Web and Markup
- HTML, XHTML with XPath support
- XML documents
- JSON and structured data

#### Media Files
- Audio formats (MP3, WAV, FLAC)
- Video formats (MP4, AVI, MOV)
- Metadata extraction from media files

## Architecture

### Multi-Module Structure

```
fess-crawler-parent/

  </mime-type>
  <mime-type type="audio/mp4a-latm"/>
  <mime-type type="audio/mpa"/>
  <mime-type type="audio/mpa-robust"/>

  <mime-type type="audio/mpeg">
    <alias type="audio/x-mpeg"/>
    <acronym>MP3</acronym>
    <_comment>MPEG-1 Audio Layer 3</_comment>
    <magic priority="20">
      <!-- http://mpgedit.org/mpgedit/mpeg_format/MP3Format.html -->
      <!-- Bit pattern for first two bytes: 11111111 111VVLLC    -->