diff options
Diffstat (limited to 'core/java/android/os/SystemClock.java')
| -rw-r--r-- | core/java/android/os/SystemClock.java | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/core/java/android/os/SystemClock.java b/core/java/android/os/SystemClock.java index 2b57b39..2dd6749 100644 --- a/core/java/android/os/SystemClock.java +++ b/core/java/android/os/SystemClock.java @@ -30,7 +30,13 @@ package android.os; * backwards or forwards unpredictably. This clock should only be used * when correspondence with real-world dates and times is important, such * as in a calendar or alarm clock application. Interval or elapsed - * time measurements should use a different clock. + * time measurements should use a different clock. If you are using + * System.currentTimeMillis(), consider listening to the + * {@link android.content.Intent#ACTION_TIME_TICK ACTION_TIME_TICK}, + * {@link android.content.Intent#ACTION_TIME_CHANGED ACTION_TIME_CHANGED} + * and {@link android.content.Intent#ACTION_TIMEZONE_CHANGED + * ACTION_TIMEZONE_CHANGED} {@link android.content.Intent Intent} + * broadcasts to find out when the time changes. * * <li> <p> {@link #uptimeMillis} is counted in milliseconds since the * system was booted. This clock stops when the system enters deep |