FairEmail/patches/livedata.patch

29 lines
1.5 KiB
Diff

--- /home/marcel/support/lifecycle/lifecycle-livedata/src/main/java/androidx/lifecycle/ComputableLiveData.java 2019-07-27 12:47:44.348985792 +0200
+++ app/src/main/java/androidx/lifecycle/ComputableLiveData.java 2019-08-14 10:25:21.881453609 +0200
@@ -89,14 +89,25 @@ public abstract class ComputableLiveData
@Override
public void run() {
boolean computed;
+ boolean once;
+ long last;
do {
computed = false;
// compute can happen only in 1 thread but no reason to lock others.
if (mComputing.compareAndSet(false, true)) {
// as long as it is invalid, keep computing.
try {
+ once = true;
+ last = android.os.SystemClock.elapsedRealtime();
T value = null;
while (mInvalid.compareAndSet(true, false)) {
+ long now = android.os.SystemClock.elapsedRealtime();
+ if (value != null && (once || last + 2500 < now)) {
+ eu.faircode.email.Log.i(mLiveData + " post once=" + once + " age=" + (now - last) + " ms");
+ once = false;
+ last = now;
+ mLiveData.postValue(value);
+ }
computed = true;
value = compute();
}