large periodic recovery backoffs are bugged

— a/ArjunaCore/arjuna/classes/com/arjuna/ats/internal/arjuna/recovery/PeriodicRecovery.java
+++ b/ArjunaCore/arjuna/classes/com/arjuna/ats/internal/arjuna/recovery/PeriodicRecovery.java
@@ -654,7 +654,7 @@ public class PeriodicRecovery extends Thread
private void doBackoffWait()
{
try

{ - _stateLock.wait(_backoffPeriod * 1000); + _stateLock.wait(_backoffPeriod * 1000L); }

catch (InterruptedException e)

{ // we can ignore this exception }