Class CountingOutputStream

  • All Implemented Interfaces:
    java.io.Closeable, java.io.Flushable, java.lang.AutoCloseable

    public class CountingOutputStream
    extends java.io.FilterOutputStream
    Stream that tracks the number of bytes read.
    Since:
    1.3
    • Field Summary

      Fields 
      Modifier and Type Field Description
      private long bytesWritten  
      • Fields inherited from class java.io.FilterOutputStream

        out
    • Constructor Summary

      Constructors 
      Constructor Description
      CountingOutputStream​(java.io.OutputStream out)  
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      protected void count​(long written)
      Increments the counter of already written bytes.
      long getBytesWritten()
      Returns the current number of bytes written to this stream.
      void write​(byte[] b)  
      void write​(byte[] b, int off, int len)  
      void write​(int b)  
      • Methods inherited from class java.io.FilterOutputStream

        close, flush
      • Methods inherited from class java.io.OutputStream

        nullOutputStream
      • Methods inherited from class java.lang.Object

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

      • bytesWritten

        private long bytesWritten
    • Constructor Detail

      • CountingOutputStream

        public CountingOutputStream​(java.io.OutputStream out)
    • Method Detail

      • write

        public void write​(int b)
                   throws java.io.IOException
        Overrides:
        write in class java.io.FilterOutputStream
        Throws:
        java.io.IOException
      • write

        public void write​(byte[] b)
                   throws java.io.IOException
        Overrides:
        write in class java.io.FilterOutputStream
        Throws:
        java.io.IOException
      • write

        public void write​(byte[] b,
                          int off,
                          int len)
                   throws java.io.IOException
        Overrides:
        write in class java.io.FilterOutputStream
        Throws:
        java.io.IOException
      • count

        protected void count​(long written)
        Increments the counter of already written bytes. Doesn't increment if the EOF has been hit (written == -1)
        Parameters:
        written - the number of bytes written
      • getBytesWritten

        public long getBytesWritten()
        Returns the current number of bytes written to this stream.
        Returns:
        the number of written bytes