Merge branch 'master' of github.com:stefan-niedermann/nextcloud-deck into dev/upsync

1 files changed, 13 insertions, 0 deletions

diff --git a/app/src/main/java/it/niedermann/nextcloud/deck/persistence/sync/adapters/db/util/LiveDataHelper.java b/app/src/main/java/it/niedermann/nextcloud/deck/persistence/sync/adapters/db/util/LiveDataHelper.java
index f17002c5e..04f862996 100644
--- a/app/src/main/java/it/niedermann/nextcloud/deck/persistence/sync/adapters/db/util/LiveDataHelper.java
+++ b/app/src/main/java/it/niedermann/nextcloud/deck/persistence/sync/adapters/db/util/LiveDataHelper.java
@@ -1,6 +1,8 @@
 package it.niedermann.nextcloud.deck.persistence.sync.adapters.db.util;
 
+import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
+import androidx.lifecycle.LifecycleOwner;
 import androidx.lifecycle.LiveData;
 import androidx.lifecycle.MediatorLiveData;
 import androidx.lifecycle.Observer;
@@ -50,6 +52,17 @@ public class LiveDataHelper {
         return onlyIfChanged(ret);
     }
 
+    public static <I> MediatorLiveData<I> of(I oneShot) {
+        MediatorLiveData<I> ret = new MediatorLiveData<I>() {
+            @Override
+            public void observe(@NonNull LifecycleOwner owner, @NonNull Observer observer) {
+                super.observe(owner, observer);
+                doAsync(() -> postValue(oneShot));
+            }
+        };
+        return ret;
+    }
+
     public static <I, O> MediatorLiveData<O> postSingleValue(LiveData<I> data, DataTransformator<I, O> transformator) {
         MediatorLiveData<O> ret = new MediatorLiveData<>();