public PermissionSet withSessionDuration(String sessionDuration) {
        setSessionDuration(sessionDuration);
        return this;
    }
<p>
The length of time that the application user sessions are valid for in the ISO-8601 standard.
</p>

@param sessionDuration
       The length of time that the application user sessions are valid for in the ISO-8601 standard.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-ssoadmin/src/main/java/com/amazonaws/services/ssoadmin/model/PermissionSet.java