diff options
Diffstat (limited to 'app/src/main/java/org/pacien/tincapp/activities/common/SelfRefreshingLiveData.kt')
-rw-r--r-- | app/src/main/java/org/pacien/tincapp/activities/common/SelfRefreshingLiveData.kt | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/app/src/main/java/org/pacien/tincapp/activities/common/SelfRefreshingLiveData.kt b/app/src/main/java/org/pacien/tincapp/activities/common/SelfRefreshingLiveData.kt new file mode 100644 index 0000000..cb98736 --- /dev/null +++ b/app/src/main/java/org/pacien/tincapp/activities/common/SelfRefreshingLiveData.kt | |||
@@ -0,0 +1,42 @@ | |||
1 | /* | ||
2 | * Tinc App, an Android binding and user interface for the tinc mesh VPN daemon | ||
3 | * Copyright (C) 2017-2018 Pacien TRAN-GIRARD | ||
4 | * | ||
5 | * This program is free software: you can redistribute it and/or modify | ||
6 | * it under the terms of the GNU General Public License as published by | ||
7 | * the Free Software Foundation, either version 3 of the License, or | ||
8 | * (at your option) any later version. | ||
9 | * | ||
10 | * This program is distributed in the hope that it will be useful, | ||
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
13 | * GNU General Public License for more details. | ||
14 | * | ||
15 | * You should have received a copy of the GNU General Public License | ||
16 | * along with this program. If not, see <https://www.gnu.org/licenses/>. | ||
17 | */ | ||
18 | |||
19 | package org.pacien.tincapp.activities.common | ||
20 | |||
21 | import android.arch.lifecycle.LiveData | ||
22 | import java.util.concurrent.Executors | ||
23 | import java.util.concurrent.ScheduledFuture | ||
24 | import java.util.concurrent.TimeUnit | ||
25 | |||
26 | /** | ||
27 | * @author pacien | ||
28 | */ | ||
29 | abstract class SelfRefreshingLiveData<T>(private val refreshInterval: Long, private val timeUnit: TimeUnit) : LiveData<T>() { | ||
30 | private val scheduledExecutor = Executors.newSingleThreadScheduledExecutor() | ||
31 | private lateinit var scheduledFuture: ScheduledFuture<*> | ||
32 | |||
33 | override fun onActive() { | ||
34 | scheduledFuture = scheduledExecutor.scheduleWithFixedDelay(this::onRefresh, 0, refreshInterval, timeUnit) | ||
35 | } | ||
36 | |||
37 | override fun onInactive() { | ||
38 | scheduledFuture.cancel(false) | ||
39 | } | ||
40 | |||
41 | abstract fun onRefresh() | ||
42 | } | ||