Method flush

lib/java/io/BufferedWriter.java:131–140

Flushes this writer. The contents of the buffer are committed to the target writer and it is then flushed. @throws IOException if an error occurs while flushing this writer.

()

     *             if an error occurs while flushing this writer.
     */
    @Override
    public void flush() throws IOException {
        synchronized (lock) {
            if (isClosed()) {
                throw new IOException(Messages.getString("luni.A7")); //$NON-NLS-1$
            }
            flushInternal();
            out.flush();
        }
    }

    /**
     * Flushes the internal buffer.