Class LzssInputStream

java.lang.Object
java.io.InputStream
jp.gr.java_conf.dangan.util.lha.LzssInputStream
All Implemented Interfaces:
Closeable, AutoCloseable

public class LzssInputStream extends InputStream
LZSS ???k???????f?[?^???????????????????????????X?g???[???B
 -- revision history --
 $Log: LzssInputStream.java,v $
 Revision 1.1  2002/12/08 00:00:00  dangan
 [bug fix]
     mark() ???????}?????? PreLzssDecoder ?? 
     mark ???^???? readLimit ???v?Z???????????????C???B

 Revision 1.0  2002/07/25 00:00:00  dangan
 add to version control
 [bug fix]
     available() ???X?y???~?X???C???B
     skip() ???N??? decode() ????????????????????????????????C???B
 [maintenance]
     ?\?[?X????
     ?^?u?p?~
     ???C?Z???X????C??

 
Version:
$Revision: 1.1 $
Author:
$Author: dangan $
  • Constructor Summary

    Constructors
    Constructor
    Description
    in ???? LZSS???k?f?[?^ ???????????????A ???????????f?[?^???????????????X?g???[?????\?z?????B ?}???R???X?g???N?^???????????? LzssInputStream?? -lh1-?????????f?[?^?????????f?[?^???????????????A ?????f?[?^?????????????K??EndOfStream???B???????? ????????f?[?^???????????????????(?I?[???~???S?~ ?f?[?^?????????\????????)?B
    LzssInputStream(PreLzssDecoder decoder, long length)
    in ???? LZSS???k?f?[?^ ???????????????A ???????????f?[?^???????????????X?g???[?????\?z?????B
  • Method Summary

    Modifier and Type
    Method
    Description
    int
    ???}???????????X?g???[???????u???b?N??????? ?????????}???????????o?C?g?????????B
    void
    ?}???????X?g???[????????A?g?p??????? ?S???????\?[?X???J???????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
    ???}???????????X?g???[???? mark() ?? reset() ?? ?T?|?[?g?????????????B
    int
    ?R???X?g???N?^???w???????? PreLzssDecoder ?? ???k???????f?[?^?????????A1?o?C?g???f?[?^???????????B
    int
    read(byte[] buffer)
    ?R???X?g???N?^???w???????? PreLzssDecoder ?? ???k???????f?[?^?????????Abuffer?????????????? ???????????f?[?^???????????B
    int
    read(byte[] buffer, int index, int length)
    ?R???X?g???N?^???w???????? PreLzssDecoder ?? ???k???????f?[?^?????????Abuffer ?? index ???? length ?o?C?g???f?[?^???????????B
    void
    ???}???????????X?g???[???????????????u???????? mark() ???\?b?h???????o???????????????u???????????B
    long
    skip(long length)
    ???????????f?[?^?? length?o?C?g???????????B

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
  • Constructor Details

    • LzssInputStream

      public LzssInputStream(PreLzssDecoder decoder)
      in ???? LZSS???k?f?[?^ ???????????????A ???????????f?[?^???????????????X?g???[?????\?z?????B ?}???R???X?g???N?^???????????? LzssInputStream?? -lh1-?????????f?[?^?????????f?[?^???????????????A ?????f?[?^?????????????K??EndOfStream???B???????? ????????f?[?^???????????????????(?I?[???~???S?~ ?f?[?^?????????\????????)?B
      Parameters:
      decoder - LZSS???k?f?[?^?????X?g???[??
    • LzssInputStream

      public LzssInputStream(PreLzssDecoder decoder, long length)
      in ???? LZSS???k?f?[?^ ???????????????A ???????????f?[?^???????????????X?g???[?????\?z?????B
      Parameters:
      decoder - LZSS???k?f?[?^?????X?g???[??
      length - ?????????T?C?Y
  • Method Details

    • read

      public int read() throws IOException
      ?R???X?g???N?^???w???????? PreLzssDecoder ?? ???k???????f?[?^?????????A1?o?C?g???f?[?^???????????B
      Specified by:
      read in class InputStream
      Returns:
      ?????????? 1?o?C?g???f?[?^
      Throws:
      IOException - ???o???G???[?????????????
    • read

      public int read(byte[] buffer) throws IOException
      ?R???X?g???N?^???w???????? PreLzssDecoder ?? ???k???????f?[?^?????????Abuffer?????????????? ???????????f?[?^???????????B
      Overrides:
      read in class InputStream
      Parameters:
      buffer - ?f?[?^???????????o?b?t?@
      Returns:
      ?????}?????f?[?^??
      Throws:
      IOException - ???o???G???[?????????????
    • read

      public int read(byte[] buffer, int index, int length) throws IOException
      ?R???X?g???N?^???w???????? PreLzssDecoder ?? ???k???????f?[?^?????????Abuffer ?? index ???? length ?o?C?g???f?[?^???????????B
      Overrides:
      read in class InputStream
      Parameters:
      buffer - ?f?[?^???????????o?b?t?@
      index - buffer ?????f?[?^?????}???J?n???u
      length - ?????????f?[?^??
      Returns:
      ?????}?????f?[?^??
      Throws:
      IOException - ???o???G???[?????????????
    • skip

      public long skip(long length) throws IOException
      ???????????f?[?^?? length?o?C?g???????????B
      Overrides:
      skip in class InputStream
      Parameters:
      length - ???????????f?[?^??(?P?????o?C?g)
      Returns:
      ???????????????????o?C?g??
      Throws:
      IOException - ???o???G???[?????????????
    • mark

      public 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
      Overrides:
      mark in class InputStream
      Parameters:
      readLimit - ?}?[?N???u???????????E???o?C?g???B ?}???o?C?g?????L?????f?[?^?????? ?????????? reset()?????????????? ?\?????????B
      See Also:
    • reset

      public void reset() throws IOException
      ???}???????????X?g???[???????????????u???????? mark() ???\?b?h???????o???????????????u???????????B
      Overrides:
      reset in class InputStream
      Throws:
      IOException - ???o???G???[?????????????
    • markSupported

      public boolean markSupported()
      ???}???????????X?g???[???? mark() ?? reset() ?? ?T?|?[?g?????????????B
      Overrides:
      markSupported in class InputStream
      Returns:
      ?X?g???[???? mark() ?? reset() ?? ?T?|?[?g?????????? true?B
      ?T?|?[?g??????????? false?B
    • available

      public int available() throws IOException
      ???}???????????X?g???[???????u???b?N??????? ?????????}???????????o?C?g?????????B
      Overrides:
      available in class InputStream
      Returns:
      ?u???b?N????????????o?????o?C?g???B
      Throws:
      IOException - ???o???G???[?????????????
    • close

      public void close() throws IOException
      ?}???????X?g???[????????A?g?p??????? ?S???????\?[?X???J???????B
      Specified by:
      close in interface AutoCloseable
      Specified by:
      close in interface Closeable
      Overrides:
      close in class InputStream
      Throws:
      IOException - ???o???G???[?????????????