streams
Class SHInputStream

java.lang.Object
  extended by java.io.InputStream
      extended by java.io.FilterInputStream
          extended by streams.SHInputStream
All Implemented Interfaces:
java.io.Closeable

public class SHInputStream
extends java.io.FilterInputStream

Dekoder streamu zakodovaneho statickym Huffmanovym kodovanim. Ocekava ulozeni cetnosti jednotlivych bajtu Fibonacciho kodem radu 2 a data.


Field Summary
 
Fields inherited from class java.io.FilterInputStream
in
 
Constructor Summary
SHInputStream(java.io.InputStream is)
          Vytvori dekoder, ze vstupu nacte cetnosti bajtu a vytvori kodovy strom.
 
Method Summary
 void close()
          uzavre dekodovaci stream.
 int read()
          cteni dat ze vstupniho proudu a jejich dekodovani.
 
Methods inherited from class java.io.FilterInputStream
available, mark, markSupported, read, read, reset, skip
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

SHInputStream

public SHInputStream(java.io.InputStream is)
              throws pradny.UnsupportedInputException,
                     pradny.EOSException
Vytvori dekoder, ze vstupu nacte cetnosti bajtu a vytvori kodovy strom.

Parameters:
is - vstupni stream
Throws:
pradny.UnsupportedInputException - spatny format vstupu.
pradny.EOSException - chyba vstupu.
Method Detail

read

public int read()
         throws java.io.IOException
cteni dat ze vstupniho proudu a jejich dekodovani.

Overrides:
read in class java.io.FilterInputStream
Returns:
dekodovana data nebo -1 na konci streamu
Throws:
java.io.IOException - pri I/O chybe
See Also:
FilterInputStream.in

close

public void close()
           throws java.io.IOException
uzavre dekodovaci stream.

Specified by:
close in interface java.io.Closeable
Overrides:
close in class java.io.FilterInputStream
Throws:
java.io.IOException - pri I/O chybe