s/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;msg,
                            int&nbsp;seconds)</pre>
<div class="block">Constructs a new exception with a descriptive message indicating that the servlet is temporarily unavailable and
 giving an estimate of how long it will be unavailable.
 
 <p>
 In some cases, the servlet cannot make an estimate. For example, the servlet might know that a server it needs is not
 running, but not be able to report how