Package jp.gr.java_conf.dangan.util.lha
Class PreLh3Decoder
- java.lang.Object
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- jp.gr.java_conf.dangan.util.lha.PreLh3Decoder
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- All Implemented Interfaces:
PreLzssDecoder
public class PreLh3Decoder extends java.lang.Object implements PreLzssDecoder
-lh3- ?????p?? PreLzssDecoder?B-- revision history -- $Log: PreLh3Decoder.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???? ?^?u?p?~ ???C?Z???X????C??
- Version:
- $Revision: 1.1 $
- Author:
- $Author: dangan $
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Constructor Summary
Constructors Constructor Description PreLh3Decoder(java.io.InputStream in)
-lh3- ?????p PreLzssDecoder ???\?z?????B
?e?[?u???T?C?Y???? ?f?t?H???g?l???g?p?????BPreLh3Decoder(java.io.InputStream in, int CodeTableBits, int OffHiTableBits)
-lh3- ?????p PreLzssDecoder ???\?z?????B
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description int
available()
?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
getDictionarySize()
-lh3-?`???? LZSS???????T?C?Y???????Bint
getMaxMatch()
-lh3-?`???? LZSS?????????v?????????Bint
getThreshold()
-lh3-?`???? 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
markSupported()
???}???????????X?g???[???? mark() ?? reset() ?? ?T?|?[?g?????????????Bint
readCode()
-lh3- ?????k?????? 1byte ??LZSS????k???f?[?^?A ???????????k?R?[?h?????????v?????????????Bint
readOffset()
-lh3- ?????k?????? LZSS???k?R?[?h?????????v???u???????????Bvoid
reset()
???}???????????X?g???[???????????????u???????? mark() ???\?b?h???????o???????????????u???????????B
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Constructor Detail
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PreLh3Decoder
public PreLh3Decoder(java.io.InputStream in)
-lh3- ?????p PreLzssDecoder ???\?z?????B
?e?[?u???T?C?Y???? ?f?t?H???g?l???g?p?????B- Parameters:
in
- ???k?f?[?^???????????????X?g???[??
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PreLh3Decoder
public PreLh3Decoder(java.io.InputStream in, int CodeTableBits, int OffHiTableBits)
-lh3- ?????p PreLzssDecoder ???\?z?????B- Parameters:
in
- ???k?f?[?^???????????????X?g???[??CodeTableBits
- code ???????????????????g?p???? ?e?[?u?????T?C?Y???r?b?g?????w???????B 12 ???w???????? 4096 ?????b?N?A?b?v?e?[?u???????????BOffHiTableBits
- offHi ???????????????????g?p???? ?e?[?u?????T?C?Y???r?b?g?????w???????B 8 ???w???????? 256 ?????b?N?A?b?v?e?[?u???????????B- Throws:
java.lang.IllegalArgumentException
- CodeTableBits, OffHiTableBits ?? 0??????????
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Method Detail
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readCode
public int readCode() throws java.io.IOException
-lh3- ?????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:
java.io.IOException
- ???o???G???[?????????????java.io.EOFException
- EndOfStream???B????????BadHuffmanTableException
- ?n?t?}???????\??????????? ?n?t?}???????????\???s?????????A ?n?t?}???????????????????????
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readOffset
public int readOffset() throws java.io.IOException
-lh3- ?????k?????? LZSS???k?R?[?h?????????v???u???????????B- Specified by:
readOffset
in interfacePreLzssDecoder
- Returns:
- -lh3- ?????k?????????k?R?[?h?????????v???u
- Throws:
java.io.IOException
- ???o???G???[?????????????
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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:
PreLzssDecoder.mark(int)
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reset
public void reset() throws java.io.IOException
???}???????????X?g???[???????????????u???????? mark() ???\?b?h???????o???????????????u???????????B- Specified by:
reset
in interfacePreLzssDecoder
- Throws:
java.io.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
public int available() throws java.io.IOException
?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:
java.io.IOException
- ???o???G???[?????????????- See Also:
PreLzssDecoder.available()
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close
public void close() throws java.io.IOException
?}???X?g???[????????A?g?p????????S???????????????????B- Specified by:
close
in interfacePreLzssDecoder
- Throws:
java.io.IOException
- ???o???G???[?????????????
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getDictionarySize
public int getDictionarySize()
-lh3-?`???? LZSS???????T?C?Y???????B- Specified by:
getDictionarySize
in interfacePreLzssDecoder
- Returns:
- -lh3-?`???? LZSS???????T?C?Y
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getMaxMatch
public int getMaxMatch()
-lh3-?`???? LZSS?????????v?????????B- Specified by:
getMaxMatch
in interfacePreLzssDecoder
- Returns:
- -lh3-?`???? LZSS?????????v??
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getThreshold
public int getThreshold()
-lh3-?`???? LZSS?????k?A?????k?????l???????B- Specified by:
getThreshold
in interfacePreLzssDecoder
- Returns:
- -lh3-?`???? LZSS?????k?A?????k?????l
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