private boolean modifyTime(long milliseconds, TimeModification mod) throws LockingException {
                Validate.notNegative(milliseconds);
                Validate.notNull(mod);
                if (milliseconds == 0) {
                        return false;
                }

                long diff = milliseconds;
                if (mod == TimeModification.SUB) {
                        diff = (long) Math.copySign(diff, -1);
                }

                Calendar cal = Calendar.getInstance();
                cal.setTimeInMillis(timestamp.getTime() + diff);
                return setTimestamp(cal.getTime());
        }
private boolean modifyTime ( long milliseconds , TimeModification mod ) throws LockingException { Validate . notNegative ( milliseconds ) ; Validate . notNull ( mod ) ; if ( milliseconds == 0 ) { return false ; } long diff = milliseconds ; if ( mod == TimeModification . SUB ) { diff = ( long ) Math . copySign ( diff , - 1 ) ; } Calendar cal = Calendar . getInstance ( ) ; cal . setTimeInMillis ( timestamp . getTime ( ) + diff ) ; return setTimestamp ( cal . getTime ( ) ) ; }
MBiManrX, synology.iig.uni-freiburg.de/Name/trunk