Package jp.gr.java_conf.dangan.util.lha

Interface PreLzssDecoder

All Known Implementing Classes:
PreLh1Decoder, PreLh2Decoder, PreLh3Decoder, PreLh5Decoder, PreLz5Decoder, PreLzsDecoder
public interface PreLzssDecoder
LZSS???k?R?[?h???????????C???^?[?t?F?C?X?B 
 -- revision history --
 $Log: PreLzssDecoder.java,v $
 Revision 1.0  2002/07/25 00:00:00  dangan
 add to version control
 [maintenance]
     ?\?[?X????
     ?^?u?p?~
     ???C?Z???X?¶???C??
Version:
$Revision: 1.0 $
Author:
$Author: dangan $

  • Method Summary

    Modifier and Type
    Method
    Description
    int
    available()
    ???±???????????X?g???[???????u???b?N?????￠?? ?????????±???????????????o?C?g?????????B
    ?±?????l?????S?????????????????????????￠?B ?±?????????????￢???????f?[?^???????u???b?N?????? ?????????????o?????????o?C?g???????????? ???????????????????????O?????@?????￠???????????B
    void
    close()
    ?±???????X?g???[???????¶?A?g?p?????￠?? ?S???????\?[?X???J???????B
    int
    getDictionarySize()
    ?±??PreLzssDecoder??????????LZSS???????T?C?Y???????B
    int
    getMaxMatch()
    ?±??PreLzssDecoder?????????????????v?????????B
    int
    getThreshold()
    ?±??PreLzssDecoder?????????????k?A?????k?????l???????B
    void
    mark(int readLimit)
    ???±???????????X?g???[???????????u???}?[?N?????????A reset() ???\?b?h???}?[?N???????_?????????????u???????????????????B
    InputStream ?? mark() ?????￠?A readLimit ?????????? ???E?o?C?g???????O???}?[?N???u?????????????????????????￠?B ???????AreadLimit ???????????????? reset() ???\?? InputStream ?????±?????￠???????? readLimit ?????????????l?????????????? reset() ???K???}?[?N???u?????????????????????????￠?B
    boolean
    markSupported()
    ???±???????????X?g???[???? mark() ?? reset() ?? ?T?|?[?g?????????????B
    int
    readCode()
    1byte ?? LZSS?￠???k???f?[?^?????????A LZSS ?????k?????????k?R?[?h?????????v?????????????B
    ?￠???k?f?[?^?? 0?`255?A LZSS???k?R?[?h(???v??)?? 256?`511 ???l?????????????????????￠?B
    int
    readOffset()
    LZSS ?????k?????????k?R?[?h?????????v???u???????????B
    void
    reset()
    ???±???????????X?g???[???????????????u???????? mark() ???\?b?h???????o???????????????u???????????B

  • Method Details

    • mark

      void mark(int readLimit)
      ???±???????????X?g???[???????????u???}?[?N?????????A reset() ???\?b?h???}?[?N???????_?????????????u???????????????????B
      InputStream ?? mark() ?????￠?A readLimit ?????????? ???E?o?C?g???????O???}?[?N???u?????????????????????????￠?B ???????AreadLimit ???????????????? reset() ???\?? InputStream ?????±?????￠???????? readLimit ?????????????l?????????????? reset() ???K???}?[?N???u?????????????????????????￠?B
      Parameters:
      readLimit - ?}?[?N???u???????????E???o?C?g???B ?±???o?C?g?????´?????f?[?^???????????????? reset()???????????????\?????????B

    • reset

      void reset() throws IOException
      ???±???????????X?g???[???????????????u???????? mark() ???\?b?h???????o???????????????u???????????B
      Throws:
      IOException - ???o???G???[?????¶????????

    • markSupported

      boolean markSupported()
      ???±???????????X?g???[???? mark() ?? reset() ?? ?T?|?[?g?????????????B
      Returns:
      ?X?g???[???? mark() ?? reset() ?? ?T?|?[?g?????????? true?B
      ?T?|?[?g?????￠?????? false?B

    • available

      int available() throws IOException
      ???±???????????X?g???[???????u???b?N?????￠?? ?????????±???????????????o?C?g?????????B
      ?±?????l?????S?????????????????????????￠?B ?±?????????????￢???????f?[?^???????u???b?N?????? ?????????????o?????????o?C?g???????????? ???????????????????????O?????@?????￠???????????B
      Returns:
      ?u???b?N?????￠???????o?????????o?C?g???B
      Throws:
      IOException - ???o???G???[?????¶????????

    • close

      void close() throws IOException
      ?±???????X?g???[???????¶?A?g?p?????￠?? ?S???????\?[?X???J???????B
      Throws:
      IOException - ???o???G???[?????¶????????

    • readCode

      int readCode() throws IOException
      1byte ?? LZSS?￠???k???f?[?^?????????A LZSS ?????k?????????k?R?[?h?????????v?????????????B
      ?￠???k?f?[?^?? 0?`255?A LZSS???k?R?[?h(???v??)?? 256?`511 ???l?????????????????????￠?B
      Returns:
      1byte ?? LZSS?￠???k???f?[?^?????????A LZSS ?????k?????????k?R?[?h?????????v??
      Throws:
      IOException - ???o???G???[?????¶????????
      EOFException - EndOfStream???B????????

    • readOffset

      int readOffset() throws IOException
      LZSS ?????k?????????k?R?[?h?????????v???u???????????B
      Returns:
      LZSS ?????k?????????k?R?[?h?????????v???u
      Throws:
      IOException - ???o???G???[?????¶????????

    • getDictionarySize

      int getDictionarySize()
      ?±??PreLzssDecoder??????????LZSS???????T?C?Y???????B
      Returns:
      LZSS???????T?C?Y

    • getMaxMatch

      int getMaxMatch()
      ?±??PreLzssDecoder?????????????????v?????????B
      Returns:
      ???????v??

    • getThreshold

      int getThreshold()
      ?±??PreLzssDecoder?????????????k?A?????k?????l???????B
      Returns:
      LZSS?????l