Class NullOutputStream

java.lang.Object
java.io.OutputStream
org.apache.commons.io.output.NullOutputStream
All Implemented Interfaces:
Closeable, Flushable, AutoCloseable

public class NullOutputStream extends OutputStream
Writes all data to the famous /dev/null.

This output stream has no destination (file/socket etc.) and all bytes written to it are ignored and lost.

  • Field Details

    • NULL_OUTPUT_STREAM

      public static final NullOutputStream NULL_OUTPUT_STREAM
      A singleton.
  • Constructor Details

  • Method Details

    • write

      public void write(byte[] b, int off, int len)
      Does nothing - output to /dev/null.
      Overrides:
      write in class OutputStream
      Parameters:
      b - The bytes to write
      off - The start offset
      len - The number of bytes to write
    • write

      public void write(int b)
      Does nothing - output to /dev/null.
      Specified by:
      write in class OutputStream
      Parameters:
      b - The byte to write
    • write

      public void write(byte[] b) throws IOException
      Does nothing - output to /dev/null.
      Overrides:
      write in class OutputStream
      Parameters:
      b - The bytes to write
      Throws:
      IOException - never