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

Class LhaInputStream

  • All Implemented Interfaces:
    java.io.Closeable, java.lang.AutoCloseable
    public class LhaInputStream
extends java.io.InputStream
    ???±???????X?g???[??????LHA?????f?[?^???????±???A ?G???g???????????????????????????????[?e?B???e?B?N???X?B
    java.util.zip.ZipInputStream ???????C???^?[?t?F?C?X???????????????????B
    ?????????????????????????????????G???g?????~?? ???????￠???￠?G???g???????????????±?????￠???\?????????B
     -- revision history --
 $Log: LhaInputStream.java,v $
 Revision 1.1.2.1  2003/07/20 13:22:31  dangan
 [bug fix]
     getNextEntry() ?? CompressMethod.connectDecoder ?? 
     this.limit ???n???×?????±???? this.in ???n?????￠???B

 Revision 1.1  2002/12/08 00:00:00  dangan
 [maintenance]
     LhaConstants ???? CompressMethod ?????N???X???????X???????????C???B

 Revision 1.0  2002/08/05 00:00:00  dangan
 add to version control
 [change]
     ?R???X?g???N?^???? ?????? String encode ?????????????p?~?A
     Properties ???????????????????????B
     ?????I?[???B?????????????????????????????￠???????C???B
     available() ???U?????￠?? java.util.zip.ZipInputStream ?????¶??????
     ?G???g?????I?[???B?????￠???￠?????? 1 ?G???g?????I?[???B?????????? 0 ???????????????X?B
 [maintenance]
     ?\?[?X????
     ?^?u?p?~
     ???C?Z???X?¶???C??
    Version:
    $Revision: 1.1.2.1 $
    Author:
    $Author: dangan $

    • Constructor Summary

      Constructors 
      Constructor Description
      LhaInputStream​(java.io.InputStream in)
      in ???? LHA???????f?[?^?????????? InputStream ???\?z?????B
      ?e???k?`?????????????????????¶?￢???????????v???p?e?B???? LhaProperty.getProperties() ???????????v???p?e?B???g?p???????B
      LhaInputStream​(java.io.InputStream in, java.util.Properties property)
      in ???? LHA???????f?[?^?????????? InputStream???\?z?????B

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      int available()
      ?????????????????G???g?????I?[???B?????????????B
      ?u???b?N?????￠?????????????f?[?^???????????￠?????????????±???B
      void close()
      ?±???????X?g???[???????¶?A?g?p?????￠?? ?S???????\?[?X???J???????B
      void closeEntry()
      ?????????????????G???g???????¶?A ?????G???g?????????±???????????X?g???[?????????????B
      LhaHeader getNextEntry()
      ?????G???g?????????????????????±?????????X?g???[?????????????B
      LhaHeader getNextEntryWithoutExtract()
      ?????G???g?????????????￠???????±?????????X?g???[?????????????B
      void mark​(int readLimit)
      ?????????????????G???g???????????u???}?[?N?????????A reset() ???}?[?N???????????????u???????????????????B
      boolean markSupported()
      ???±???????????X?g???[???? mark()?? reset()???T?|?[?g?????????????B
      ?w?b?_???????????? mark/reset ???K?{?????? ?R???X?g???N?^???n?????? in ?? markSupported() ?? false ???????????A?±???N???X?? in ?? mark/reset ???T?|?[?g???? BufferedInputStream ?????b?v?????B ?????????A?±?????\?b?h?????? true ???????B
      int read()
      ???????G???g?????? 1?o?C?g???f?[?^???????????B
      int read​(byte[] buffer)
      ???????G???g?????? buffer ???????????????f?[?^???????????B
      int read​(byte[] buffer, int index, int length)
      ???????G???g?????? buffer ??index?? length?o?C?g?? ?f?[?^?????????????B
      void reset()
      ?????????????????G???g???????????????u???????? mark() ???\?b?h???????o???????????????u???????????B
      long skip​(long length)
      ???????G???g?????f?[?^?? length ?o?C?g???????????B

      • Methods inherited from class java.io.InputStream

        nullInputStream, readAllBytes, readNBytes, readNBytes, transferTo

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • LhaInputStream

        public LhaInputStream​(java.io.InputStream in)
        in ???? LHA???????f?[?^?????????? InputStream ???\?z?????B
        ?e???k?`?????????????????????¶?￢???????????v???p?e?B???? LhaProperty.getProperties() ???????????v???p?e?B???g?p???????B
        Parameters:
        in - LHA?????`?????f?[?^???????????????X?g???[??
        See Also:
        LhaProperty.getProperties()

      • LhaInputStream

        public LhaInputStream​(java.io.InputStream in,
                      java.util.Properties property)
               throws java.io.UnsupportedEncodingException
        in ???? LHA???????f?[?^?????????? InputStream???\?z?????B
        Parameters:
        in - LHA?????`?????f?[?^???????????????X?g???[??
        property - ?e???k?`?????????????????????¶?￢???????????????v???p?e?B
        Throws:
        java.io.UnsupportedEncodingException - property.getProperty( "lha.encoding" ) ?????????? ?G???R?[?f?B???O?????T?|?[?g???????￠????

    • Method Detail

      • read

        public int read()
         throws java.io.IOException
        ???????G???g?????? 1?o?C?g???f?[?^???????????B
        Specified by:
        read in class java.io.InputStream
        Returns:
        ?????±?????? 1?o?C?g???f?[?^?B
        ?????G???g?????I?[???B?????????? -1
        Throws:
        java.io.IOException - ?????????????????G???g???????￠?? ???o???G???[?????¶????????

      • read

        public int read​(byte[] buffer)
         throws java.io.IOException
        ???????G???g?????? buffer ???????????????f?[?^???????????B
        Overrides:
        read in class java.io.InputStream
        Parameters:
        buffer - ?f?[?^???????????o?b?t?@
        Returns:
        ?????±???????f?[?^?????B
        ?????G???g?????I?[???B?????????? -1?B
        Throws:
        java.io.IOException - ?????????????????G???g???????￠?? ???o???G???[?????¶????????

      • read

        public int read​(byte[] buffer,
                int index,
                int length)
         throws java.io.IOException
        ???????G???g?????? buffer ??index?? length?o?C?g?? ?f?[?^?????????????B
        Overrides:
        read in class java.io.InputStream
        Parameters:
        buffer - ?f?[?^???????????o?b?t?@
        index - buffer?????f?[?^?????????J?n???u
        length - ?????????f?[?^??
        Returns:
        ?????±???????f?[?^?????B
        ?????G???g?????I?[???B?????????? -1?B
        Throws:
        java.io.IOException - ?????????????????G???g???????￠?? ???o???G???[?????¶????????

      • skip

        public long skip​(long length)
          throws java.io.IOException
        ???????G???g?????f?[?^?? length ?o?C?g???????????B
        Overrides:
        skip in class java.io.InputStream
        Parameters:
        length - ???????????f?[?^??
        Returns:
        ???????????????????f?[?^??
        Throws:
        java.io.IOException - ?????????????????G???g???????￠?? ???o???G???[?????¶????????

      • mark

        public void mark​(int readLimit)
        ?????????????????G???g???????????u???}?[?N?????????A reset() ???}?[?N???????????????u???????????????????B
        Overrides:
        mark in class java.io.InputStream
        Parameters:
        readLimit - ?}?[?N???u???????????E???????????B ?±???o?C?g?????´?????f?[?^???????????????? reset() ???????????????￠?B
        Throws:
        java.lang.IllegalStateException - ?????????????????G???g???????￠????

      • reset

        public void reset()
           throws java.io.IOException
        ?????????????????G???g???????????????u???????? mark() ???\?b?h???????o???????????????u???????????B
        Overrides:
        reset in class java.io.InputStream
        Throws:
        java.io.IOException - ?????????????????G???g???????￠?? ???o???G???[?????¶????????

      • markSupported

        public boolean markSupported()
        ???±???????????X?g???[???? mark()?? reset()???T?|?[?g?????????????B
        ?w?b?_???????????? mark/reset ???K?{?????? ?R???X?g???N?^???n?????? in ?? markSupported() ?? false ???????????A?±???N???X?? in ?? mark/reset ???T?|?[?g???? BufferedInputStream ?????b?v?????B ?????????A?±?????\?b?h?????? true ???????B
        Overrides:
        markSupported in class java.io.InputStream
        Returns:
        ???? true

      • available

        public int available()
              throws java.io.IOException
        ?????????????????G???g?????I?[???B?????????????B
        ?u???b?N?????￠?????????????f?[?^???????????￠?????????????±???B
        Overrides:
        available in class java.io.InputStream
        Returns:
        ?????????????????G???g?????I?[???B???????? 0 ?B?????￠???￠???? 1
        Throws:
        java.io.IOException - ?????????????????G???g???????￠?? ???o???G???[?????¶????????
        See Also:
        ZipInputStream.available()

      • close

        public void close()
           throws java.io.IOException
        ?±???????X?g???[???????¶?A?g?p?????￠?? ?S???????\?[?X???J???????B
        Specified by:
        close in interface java.lang.AutoCloseable
        Specified by:
        close in interface java.io.Closeable
        Overrides:
        close in class java.io.InputStream
        Throws:
        java.io.IOException - ???o???G???[?????¶????????

      • getNextEntry

        public LhaHeader getNextEntry()
                       throws java.io.IOException
        ?????G???g?????????????????????±?????????X?g???[?????????????B
        Returns:
        ?G???g?????????????? LhaHeader
        Throws:
        java.io.IOException - ???o???G???[?????¶????????

      • getNextEntryWithoutExtract

        public LhaHeader getNextEntryWithoutExtract()
                                     throws java.io.IOException
        ?????G???g?????????????￠???????±?????????X?g???[?????????????B
        Returns:
        ?G???g?????????????? LhaHeader
        Throws:
        java.io.IOException - ???o???G???[?????¶????????

      • closeEntry

        public void closeEntry()
                throws java.io.IOException
        ?????????????????G???g???????¶?A ?????G???g?????????±???????????X?g???[?????????????B
        Throws:
        java.io.IOException - ???o???G???[?????¶????????