Package java.io

## Interface Flushable

- All Known Implementing Classes:
    `ByteArrayOutputStream`, `DataOutputStream`, `FilterOutputStream`, `OutputStream`, `OutputStreamWriter`, `PrintStream`, `Writer`

      public interface Flushable

  A `Flushable` is a destination of data that can be flushed. The flush method is invoked to write any buffered output to the underlying stream.

- - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `void` | `flush()` | Flushes this stream by writing any buffered output to the underlying stream.

- - ### Method Detail

    - #### flush

          void flush()
              throws IOException

      Flushes this stream by writing any buffered output to the underlying stream.
      Throws:
        `IOException` - If an I/O error occurs