Package jp.gr.java_conf.dangan.util.lha
Class PreLh1Decoder
java.lang.Object
jp.gr.java_conf.dangan.util.lha.PreLh1Decoder
- All Implemented Interfaces:
PreLzssDecoder
-lh1- ?????p?? PreLzssDecoder?B
-- revision history -- $Log: PreLh1Decoder.java,v $ Revision 1.1 2002/12/01 00:00:00 dangan [maintenance] ?\?[?X???? Revision 1.0 2002/08/05 00:00:00 dangan add to version control [bug fix] available ???v?Z???????????????C???B [maintenance] ?\?[?X????
- Version:
- $Revision: 1.1 $
- Author:
- $Author: dangan $
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Field Summary
FieldsModifier and TypeFieldDescription(package private) DynamicHuffman
code???????p?????I?n?t?}????(package private) BitInputStream
-lh1- ?????k?f?[?^?????????? BitInputStream(package private) DynamicHuffman
huffman ???o?b?N?A?b?v?p(package private) int[]
?I?t?Z?b?g????????6bit?????p ?n?t?}???????????X?g?B(package private) short[]
?I?t?Z?b?g????????6bit?????p?e?[?u???B(package private) int
?I?t?Z?b?g????????6bit?????p?e?[?u?????????????K?v??bit???B -
Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionint
?u???b?N???????????o???}?????o?????????o?C?g?????????B
InputStream ?? available() ??????A ?}???????o?C?g?????K?????????????????????????????????}???Bvoid
close()
?}???X?g???[????????A?g?p????????S???????????????????Bint
-lh1-?`????LZSS???????T?C?Y???????Bint
-lh1-?`????LZSS?????????v?????????Bint
-lh1-?`????LZSS?????k?A?????k?????l???????Bvoid
mark
(int readLimit) ???}???????????X?g???[???????????u???}?[?N?????????A reset() ???\?b?h???}?[?N???????_?? ???????????u?? ?????????????????B
InputStream ?? mark() ??????AreadLimit ?????????? ???E?o?C?g???????O???}?[?N???u???????????????\???? ?????????????????}???Bboolean
???}???????????X?g???[???? mark() ?? reset() ???T?|?[?g?????????????Bint
readCode()
-lh1- ?????k?????? 1byte ??LZSS????k???f?[?^?A ???????????k?R?[?h?????????v?????????????Bint
-lh1- ?????k?????? LZSS???k?R?[?h?????????v???u???????????Bvoid
reset()
???}???????????X?g???[???????????????u???????? mark() ???\?b?h???????o???????????????u???????????B
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Field Details
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in
-lh1- ?????k?f?[?^?????????? BitInputStream -
huffman
DynamicHuffman huffmancode???????p?????I?n?t?}???? -
offHiLen
int[] offHiLen?I?t?Z?b?g????????6bit?????p ?n?t?}???????????X?g?B -
offHiTable
short[] offHiTable?I?t?Z?b?g????????6bit?????p?e?[?u???B -
offHiTableBits
int offHiTableBits?I?t?Z?b?g????????6bit?????p?e?[?u?????????????K?v??bit???B -
markHuffman
DynamicHuffman markHuffmanhuffman ???o?b?N?A?b?v?p
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Constructor Details
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PreLh1Decoder
-lh1- ?????p PreLzssDecoder ???\?z?????B- Parameters:
in
- -lh1- ?????k???????f?[?^???????????????X?g???[??
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Method Details
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readCode
-lh1- ?????k?????? 1byte ??LZSS????k???f?[?^?A ???????????k?R?[?h?????????v?????????????B- Specified by:
readCode
in interfacePreLzssDecoder
- Returns:
- 1byte ?? ????k???f?[?^?????????A ???k?????????k?R?[?h?????????v??
- Throws:
IOException
- ???o???G???[?????????????EOFException
- EndOfStream???B????????
-
readOffset
-lh1- ?????k?????? LZSS???k?R?[?h?????????v???u???????????B- Specified by:
readOffset
in interfacePreLzssDecoder
- Returns:
- -lh1- ?????k?????????k?R?[?h?????????v???u
- Throws:
IOException
- ???o???G???[??????????????BEOFException
- ?f?[?^???r????????????????? ?\?????? EndOfStream ?????B?????????BBitDataBrokenException
- ?f?[?^???r????????????????? ?\?????? EndOfStream ?????B???????A ???????o???G???[??????????BNotEnoughBitsException
- ?f?[?^???r????????????????? ?\?????? EndOfStream ?????B???????A ???????o???G???[??????????B
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mark
public void mark(int readLimit) ???}???????????X?g???[???????????u???}?[?N?????????A reset() ???\?b?h???}?[?N???????_?? ???????????u?? ?????????????????B
InputStream ?? mark() ??????AreadLimit ?????????? ???E?o?C?g???????O???}?[?N???u???????????????\???? ?????????????????}???B- Specified by:
mark
in interfacePreLzssDecoder
- Parameters:
readLimit
- ?}?[?N???u???????????E???o?C?g???B ?}???o?C?g?????L?????f?[?^?????? ?????????? reset()?????????????? ?\?????????B- See Also:
-
reset
???}???????????X?g???[???????????????u???????? mark() ???\?b?h???????o???????????????u???????????B- Specified by:
reset
in interfacePreLzssDecoder
- Throws:
IOException
- ???o???G???[?????????????
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markSupported
public boolean markSupported()???}???????????X?g???[???? mark() ?? reset() ???T?|?[?g?????????????B- Specified by:
markSupported
in interfacePreLzssDecoder
- Returns:
- ?X?g???[???? mark() ?? reset() ??
?T?|?[?g?????????? true?B
?T?|?[?g??????????? false?B
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available
?u???b?N???????????o???}?????o?????????o?C?g?????????B
InputStream ?? available() ??????A ?}???????o?C?g?????K?????????????????????????????????}???B- Specified by:
available
in interfacePreLzssDecoder
- Returns:
- ?u???b?N????????????o?????????o?C?g???B
- Throws:
IOException
- ???o???G???[?????????????- See Also:
-
close
?}???X?g???[????????A?g?p????????S???????????????????B- Specified by:
close
in interfacePreLzssDecoder
- Throws:
IOException
- ???o???G???[?????????????
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getDictionarySize
public int getDictionarySize()-lh1-?`????LZSS???????T?C?Y???????B- Specified by:
getDictionarySize
in interfacePreLzssDecoder
- Returns:
- -lh1-?`????LZSS???????T?C?Y
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getMaxMatch
public int getMaxMatch()-lh1-?`????LZSS?????????v?????????B- Specified by:
getMaxMatch
in interfacePreLzssDecoder
- Returns:
- -lh1-?`????LZSS?????????v??
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getThreshold
public int getThreshold()-lh1-?`????LZSS?????k?A?????k?????l???????B- Specified by:
getThreshold
in interfacePreLzssDecoder
- Returns:
- -lh1-?`????LZSS?????k?A?????k?????l
-