private
Date
now
;
private
long
nowLastUpdate
;
private
Date
getNow
(
)
{
long
nowMillis
=
System
.
currentTimeMillis
(
)
;
if
(
now
==
null
||
nowMillis
-
nowLastUpdate
>=
60
*
1000
)
{
now
=
new
Date
(
)
;
nowLastUpdate
=
nowMillis
;
}
return
now
;
}