Closes this output stream and releases any system resources
associated with this stream. The general contract of <code>close</code>
is that it closes the output stream. A closed stream cannot perform
output operations and cannot be reopened.
<p>
The <code>close</code> method of <code>OutputStream</code> does nothing.
Closes this output stream and releases any system resources associated with this stream. The general contract of <code>close</code> is that it closes the output stream. A closed stream cannot perform output operations and cannot be reopened. <p> The <code>close</code> method of <code>OutputStream</code> does nothing.
@exception IOException if an I/O error occurs.