private static void closeSessions(
Stack<SessionAndTransport> oldStack, Stack<SessionAndTransport> newStack) {
SessionAndTransport sat;
while ((sat = pop(oldStack)) != null) {
if (sat.lastAccess + MAX_AGE < System.currentTimeMillis()) {
disconnect(sat.transport);
} else newStack.add(sat);
}
}
public static SessionAndTransport getSessionAndTransport(Properties props, Authenticator auth)
throws MessagingException {
String key = "" + props.hashCode();
// Session
SessionAndTransport sat = null;
Stack<SessionAndTransport> satStack = getSATStack(key);
sat = pop(satStack);
// when sat still valid return it
if (sat != null) {
if (sat.lastAccess + MAX_AGE > System.currentTimeMillis()) {
return sat.touch();
}
disconnect(sat.transport);
}
return new SessionAndTransport(key, props, auth);
}