Class NullOutputStream

  • All Implemented Interfaces:
    it.unimi.dsi.fastutil.io.RepositionableStream, java.io.Closeable, java.io.Flushable, java.lang.AutoCloseable

    public class NullOutputStream
    extends java.io.OutputStream
    implements it.unimi.dsi.fastutil.io.RepositionableStream
    Throw-it-away output stream.

    This stream discards whatever is written into it. Its usefulness is in previewing the length of some coding by wrapping it in an OutputBitStream (it is a good idea, in this case, to specify a 0-length buffer).

    This class is a singleton. You cannot create a null output stream, but you can obtain an instance of this class using getInstance().

    Since:
    0.6
    Author:
    Sebastiano Vigna
    • Method Summary

      All Methods Static Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      static NullOutputStream getInstance()
      Returns the only instance of this class.
      long position()  
      void position​(long newPosition)  
      void write​(int discarded)  
      • Methods inherited from class java.io.OutputStream

        close, flush, nullOutputStream, write, write
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    • Method Detail

      • write

        public void write​(int discarded)
        Specified by:
        write in class java.io.OutputStream
      • getInstance

        public static NullOutputStream getInstance()
        Returns the only instance of this class.
      • position

        public long position()
                      throws java.io.IOException
        Specified by:
        position in interface it.unimi.dsi.fastutil.io.RepositionableStream
        Throws:
        java.io.IOException
      • position

        public void position​(long newPosition)
                      throws java.io.IOException
        Specified by:
        position in interface it.unimi.dsi.fastutil.io.RepositionableStream
        Throws:
        java.io.IOException