he given array of InternetAddress objects into
 a comma separated sequence of address strings. The
 resulting string contains only US-ASCII characters, and
 hence is mail-safe.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>addresses</code> - array of InternetAddress objects</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>comma separated string of addresses</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code>java.lang.ClassCastException</code> - if any add