ts the
 transaction context being suspended. If the calling thread is
 not associated with a transaction, the method returns a null
 object reference. When this method returns, the calling thread
 is not associated with a transaction.</div>
<dl class="notes">
<dt>Returns:</dt>
<dd>Transaction object representing the suspended transaction.</dd>
<dt>Throws:</dt>
<dd><code><a href="SystemException.html" title="class in jakarta.transaction">SystemException</a></code> - Thrown if the transaction manager
    enco