Package jp.gr.java_conf.dangan.io

Class LimitedInputStream

java.lang.Object
java.io.InputStream
jp.gr.java_conf.dangan.io.LimitedInputStream
All Implemented Interfaces:
Closeable, AutoCloseable
public class LimitedInputStream extends InputStream
???????????\???f?[?^?????§?????????????X?g???[???B
 -- revision history --
 $Log: LimitedInputStream.java,v $
 Revision 1.1.2.1  2003/07/20 17:03:37  dangan
 [maintenance]
     ???V?? LimitedInputStream ?????\?[?X???????????B

 Revision 1.1  2002/12/05 00:00:00  dangan
 [maintenance]
     ?\?[?X????

 Revision 1.0  2002/07/24 00:00:00  dangan
 add to version control
 [change]
     EndOfStream ???B???????? read( new byte[0] ) ?? 
     read( byte[] buf, int off, 0 ) ???????l??
     InputStream ?????¶?? 0 ????????????????
 [maintenance]
     ?^?u?p?~
     ???C?Z???X?¶???C??
Version:
$Revision: 1.1.2.1 $
Author:
$Author: dangan $

  • Constructor Summary

    Constructors
    Constructor
    Description
    LimitedInputStream(InputStream in, long limit)
    in ?????????????????\???f?[?^?????§?????? ?????X?g???[?????\?z?????B

  • Method Summary

    Modifier and Type
    Method
    Description
    int
    available()
    ???±???????????X?g???[???????u???b?N?????￠?? ?????????±???????????o?C?g?????????B
    void
    close()
    ?±???????X?g???[???????¶?A?g?p?????￠?? ?S???????\?[?X???J???????B
    void
    mark(int readLimit)
    ???±???????????X?g???[???????????u???}?[?N?????????A reset() ???\?b?h???}?[?N???????_?? ???????????u?? ?????????????????B
    boolean
    markSupported()
    ???±???????????X?g???[???? mark() ?? reset() ?? ?T?|?[?g?????????????B
    int
    read()
    ???±???????????X?g???[?????? 1?o?C?g???f?[?^???????????B
    int
    read(byte[] buffer)
    ???±???????????X?g???[?????? buffer ?????????????? ?f?[?^???????????B
    ?f?[?^???K?????? buffer ???????????????????￠?±?????????B
    int
    read(byte[] buffer, int index, int length)
    ???±???????????X?g???[?????? ?o?C?g?z?? buffer ?? index ???w???????????u???? length ?o?C?g???f?[?^?? ?????????B
    ?f?[?^???K?????? length ?o?C?g???????????????????? ???￠?±?????????B
    void
    reset()
    ???±???????????X?g???[???????????????u???????? mark() ???\?b?h???????o???????????????u???????????B
    long
    skip(long length)
    ???±???????????X?g???[?????f?[?^?? length ?o?C?g???????????B

    Methods inherited from class java.io.InputStream

    nullInputStream, readAllBytes, readNBytes, readNBytes, skipNBytes, transferTo

    Methods inherited from class java.lang.Object

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

  • Constructor Details

    • LimitedInputStream

      public LimitedInputStream(InputStream in, long limit)
      in ?????????????????\???f?[?^?????§?????? ?????X?g???[?????\?z?????B
      Parameters:
      in - ?????X?g???[??
      limit - ???????????\?o?C?g??
      Throws:
      IllegalArgumentException - limit ????????????????

  • Method Details

    • read

      public int read() throws IOException
      ???±???????????X?g???[?????? 1?o?C?g???f?[?^???????????B
      Specified by:
      read in class InputStream
      Returns:
      ???????????? 1?o?C?g???f?[?^
      ????EndOfStream ???B?????￠?????A ?§?????B?????????? -1 ???????B
      Throws:
      IOException - ???o???G???[?????¶????????

    • read

      public int read(byte[] buffer) throws IOException
      ???±???????????X?g???[?????? buffer ?????????????? ?f?[?^???????????B
      ?f?[?^???K?????? buffer ???????????????????￠?±?????????B
      Overrides:
      read in class InputStream
      Parameters:
      buffer - ???????????f?[?^???i?[???????????o?C?g?z??
      Returns:
      buffer ?????????????f?[?^?????o?C?g?????????B
      ????EndOfStream ???B?????￠?????A ?§?????B?????????? -1 ???????B
      Throws:
      IOException - ???o???G???[?????¶????????

    • read

      public int read(byte[] buffer, int index, int length) throws IOException
      ???±???????????X?g???[?????? ?o?C?g?z?? buffer ?? index ???w???????????u???? length ?o?C?g???f?[?^?? ?????????B
      ?f?[?^???K?????? length ?o?C?g???????????????????? ???￠?±?????????B
      Overrides:
      read in class InputStream
      Parameters:
      buffer - ?????????????f?[?^???i?[???????????o?C?g?z??
      index - buffer?????f?[?^?????????J?n???u
      length - buffer???????????f?[?^??
      Returns:
      buffer ?????????????f?[?^?????o?C?g?????????B
      ????EndOfStream ???B?????￠?????A ?§?????B?????????? -1 ???????B
      Throws:
      IOException - ???o???G???[?????¶????????

    • skip

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

    • mark

      public void mark(int readLimit)
      ???±???????????X?g???[???????????u???}?[?N?????????A reset() ???\?b?h???}?[?N???????_?? ???????????u?? ?????????????????B
      Overrides:
      mark in class InputStream
      Parameters:
      readLimit - ?}?[?N???u???????????E???o?C?g???B ?±???o?C?g?????´?????f?[?^?????? ?????????? reset()?????????????? ?\?????????B

    • reset

      public void reset() throws IOException
      ???±???????????X?g???[???????????????u???????? mark() ???\?b?h???????o???????????????u???????????B
      Overrides:
      reset in class InputStream
      Throws:
      IOException -
      1. LimitedInputStream ?? mark ???????????￠???￠?????B
      2. ???±???????????X?g???[???? markSupported()?? false ???????????B
      3. ???±???????????X?g???[???? ???o???G???[?????¶?????????B
      ?????????B

    • 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???[?????¶????????