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provide fallback in case synchronizing around message list fails for some reason

This commit is contained in:
Daniel Gultsch 2018-04-06 13:24:57 +02:00
parent ceac602185
commit 829ab885fd
1 changed files with 32 additions and 25 deletions
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9
src/main/java/eu/siacs/conversations/ui/ConversationFragment.java
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@ -131,7 +131,7 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
public static final String STATE_PHOTO_URI = ConversationFragment.class.getName() + ".take_photo_uri";
private static final String STATE_LAST_MESSAGE_UUID = "state_last_message_uuid";
final protected List<Message> messageList = new ArrayList<>();
private final List<Message> messageList = new ArrayList<>();
private final PendingItem<ActivityResult> postponedActivityResult = new PendingItem<>();
private final PendingItem<String> pendingConversationsUuid = new PendingItem<>();
private final PendingItem<Bundle> pendingExtras = new PendingItem<>();
@ -214,6 +214,7 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
return;
}
runOnUiThread(() -> {
synchronized (messageList) {
final int oldPosition = binding.messagesView.getFirstVisiblePosition();
Message message = null;
int childPos;
@ -239,6 +240,7 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
messageLoaderToast.cancel();
}
conversation.messagesLoaded.set(true);
}
});
}
@ -1586,7 +1588,12 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
if (pos >= 0) {
Message message = null;
for (int i = pos; i >= 0; --i) {
try {
message = (Message) binding.messagesView.getItemAtPosition(i);
} catch (ArrayIndexOutOfBoundsException e) {
//should not happen if we synchronize properly. however if that fails we just gonna try item -1
continue;
}
if (message.getType() != Message.TYPE_STATUS) {
break;
}