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Code Issues Packages Projects Releases Wiki Activity

Cache message list view models

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M66B
2019-05-14 18:34:09 +02:00
parent b2e445c04b
commit 4a3d18104d
3 changed files with 327 additions and 221 deletions
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98
app/src/main/java/eu/faircode/email/BoundaryCallbackMessages.java
View File

@@ -25,10 +25,6 @@ import android.content.Context;
import android.content.SharedPreferences;
import android.os.Handler;
import androidx.lifecycle.Lifecycle;
import androidx.lifecycle.LifecycleObserver;
import androidx.lifecycle.LifecycleOwner;
import androidx.lifecycle.OnLifecycleEvent;
import androidx.paging.PagedList;
import androidx.preference.PreferenceManager;
@@ -72,6 +68,7 @@ public class BoundaryCallbackMessages extends PagedList.BoundaryCallback<TupleMe
private boolean server;
private String query;
private int pageSize;
private IBoundaryCallbackMessages intf;
private Handler handler;
@@ -80,7 +77,6 @@ public class BoundaryCallbackMessages extends PagedList.BoundaryCallback<TupleMe
private boolean destroyed = false;
private boolean error = false;
private int index = 0;
private boolean loading = false;
private List<Long> messages = null;
@@ -96,39 +92,17 @@ public class BoundaryCallbackMessages extends PagedList.BoundaryCallback<TupleMe
void onError(Throwable ex);
}
BoundaryCallbackMessages(
Context context, LifecycleOwner owner,
long folder, boolean server, String query, int pageSize,
IBoundaryCallbackMessages intf) {
BoundaryCallbackMessages(Context context, long folder, boolean server, String query, int pageSize) {
this.context = context.getApplicationContext();
this.folder = (folder < 0 ? null : folder);
this.server = server;
this.query = query;
this.pageSize = pageSize;
this.intf = intf;
}
void setCallback(IBoundaryCallbackMessages intf) {
this.handler = new Handler();
owner.getLifecycle().addObserver(new LifecycleObserver() {
@OnLifecycleEvent(Lifecycle.Event.ON_DESTROY)
public void onDestroyed() {
destroyed = true;
executor.submit(new Runnable() {
@Override
public void run() {
Log.i("Boundary destroy");
try {
if (istore != null)
istore.close();
} catch (Throwable ex) {
Log.e("Boundary", ex);
}
}
});
}
});
this.intf = intf;
}
@Override
@@ -153,43 +127,40 @@ public class BoundaryCallbackMessages extends PagedList.BoundaryCallback<TupleMe
if (destroyed)
return;
loading = true;
fetched = 0;
handler.post(new Runnable() {
@Override
public void run() {
intf.onLoading();
}
});
if (intf != null)
handler.post(new Runnable() {
@Override
public void run() {
intf.onLoading();
}
});
if (server)
fetched = load_server();
else
fetched = load_device();
} catch (final Throwable ex) {
Log.e("Boundary", ex);
handler.post(new Runnable() {
@Override
public void run() {
intf.onError(ex);
}
});
if (intf != null)
handler.post(new Runnable() {
@Override
public void run() {
intf.onError(ex);
}
});
} finally {
loading = false;
handler.post(new Runnable() {
@Override
public void run() {
intf.onLoaded(fetched);
}
});
if (intf != null)
handler.post(new Runnable() {
@Override
public void run() {
intf.onLoaded(fetched);
}
});
}
}
});
}
boolean isLoading() {
return loading;
}
private int load_device() {
DB db = DB.getInstance(context);
@@ -468,4 +439,21 @@ public class BoundaryCallbackMessages extends PagedList.BoundaryCallback<TupleMe
Log.i("Boundary server done");
return found;
}
void clear() {
destroyed = true;
executor.submit(new Runnable() {
@Override
public void run() {
Log.i("Boundary destroy");
try {
if (istore != null)
istore.close();
} catch (Throwable ex) {
Log.e("Boundary", ex);
}
}
});
}
}