Merge "Make work profile maximum time off at least 3 days." into rvc-dev
diff --git a/core/java/android/app/admin/DevicePolicyManager.java b/core/java/android/app/admin/DevicePolicyManager.java
index 32e0f73..5b8ee71 100644
--- a/core/java/android/app/admin/DevicePolicyManager.java
+++ b/core/java/android/app/admin/DevicePolicyManager.java
@@ -11995,7 +11995,8 @@
      *
      * @param admin Which {@link DeviceAdminReceiver} this request is associated with
      * @param timeoutMillis Maximum time the profile is allowed to be off in milliseconds or 0 if
-     *        not limited.
+     *        not limited. The minimum non-zero value corresponds to 72 hours. If an admin sets a
+     *        smaller non-zero vaulue, 72 hours will be set instead.
      * @throws IllegalStateException if the profile owner doesn't have an activity that handles
      *        {@link #ACTION_CHECK_POLICY_COMPLIANCE}
      * @see #setPersonalAppsSuspended
diff --git a/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java b/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
index f5d2c6a..fc9044a 100644
--- a/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
+++ b/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
@@ -393,6 +393,7 @@
     private static final long MS_PER_DAY = TimeUnit.DAYS.toMillis(1);
 
     private static final long EXPIRATION_GRACE_PERIOD_MS = 5 * MS_PER_DAY; // 5 days, in ms
+    private static final long MANAGED_PROFILE_MAXIMUM_TIME_OFF_THRESHOLD = 3 * MS_PER_DAY;
 
     private static final String ACTION_EXPIRED_PASSWORD_NOTIFICATION =
             "com.android.server.ACTION_EXPIRED_PASSWORD_NOTIFICATION";
@@ -15849,6 +15850,12 @@
             // DO shouldn't be able to use this method.
             enforceProfileOwnerOfOrganizationOwnedDevice(admin);
             enforceHandlesCheckPolicyComplianceIntent(userId, admin.info.getPackageName());
+            Preconditions.checkArgument(timeoutMillis >= 0, "Timeout must be non-negative.");
+            // Ensure the timeout is long enough to avoid having bad user experience.
+            if (timeoutMillis > 0 && timeoutMillis < MANAGED_PROFILE_MAXIMUM_TIME_OFF_THRESHOLD
+                    && !isAdminTestOnlyLocked(who, userId)) {
+                timeoutMillis = MANAGED_PROFILE_MAXIMUM_TIME_OFF_THRESHOLD;
+            }
             if (admin.mProfileMaximumTimeOffMillis == timeoutMillis) {
                 return;
             }