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package java.io;

import java.io.IOException;

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. 
Since:
1.5/**
 * A {@code Flushable} is a destination of data that can be flushed.  The
 * flush method is invoked to write any buffered output to the underlying
 * stream.
 *
 * @since 1.5
 */
public interface Flushable {

    
Flushes this stream by writing any buffered output to the underlying
stream.
Throws:
IOException – If an I/O error occurs/**
     * Flushes this stream by writing any buffered output to the underlying
     * stream.
     *
     * @throws IOException If an I/O error occurs
     */
    void flush() throws IOException;
}