org.apache.commons.io.output

Class 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 Detail

      • NULL_OUTPUT_STREAM

        public static final NullOutputStream NULL_OUTPUT_STREAM
        The singleton.
    • Method Detail

      • 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

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