Use intent type to target right process receiver

app/src/main/java/eu/faircode/email/EntityOperation.java

@@ -94,11 +94,17 @@ public class EntityOperation {
         operation.args = jsonArray.toString();
         operation.id = dao.insertOperation(operation);
 
+        Intent intent = new Intent();
+        if (SEND.equals(name))
+            intent.setAction(ServiceSynchronize.ACTION_PROCESS_OUTBOX);
+        else {
+            intent.setType("account/" + message.account);
+            intent.setAction(ServiceSynchronize.ACTION_PROCESS_FOLDER);
+        }
+        intent.putExtra("folder", message.folder);
+
         synchronized (queue) {
-            queue.add(new Intent(SEND.equals(name)
-                    ? ServiceSynchronize.ACTION_PROCESS_OUTBOX
-                    : ServiceSynchronize.ACTION_PROCESS_FOLDER)
-                    .putExtra("folder", message.folder));
+            queue.add(intent);
         }
 
         Log.i(Helper.TAG, "Queued op=" + operation.id + "/" + name +

app/src/main/java/eu/faircode/email/ServiceSynchronize.java

@@ -392,12 +392,16 @@ public class ServiceSynchronize extends LifecycleService {
                                 thread.start();
                             }
 
+                            IntentFilter f = new IntentFilter(ACTION_PROCESS_FOLDER);
+                            f.addDataType("account/" + account.id);
                             LocalBroadcastManager lbm = LocalBroadcastManager.getInstance(ServiceSynchronize.this);
-                            lbm.registerReceiver(processReceiver, new IntentFilter(ACTION_PROCESS_FOLDER));
+                            lbm.registerReceiver(processReceiver, f);
                             Log.i(Helper.TAG, "listen process folder");
                             for (final EntityFolder folder : db.folder().getFolders(account.id))
                                 if (!EntityFolder.TYPE_OUTBOX.equals(folder.type))
-                                    lbm.sendBroadcast(new Intent(ACTION_PROCESS_FOLDER).putExtra("folder", folder.id));
+                                    lbm.sendBroadcast(new Intent(ACTION_PROCESS_FOLDER)
+                                            .setType("account/" + account.id)
+                                            .putExtra("folder", folder.id));
 
                         } catch (Throwable ex) {
                             Log.e(Helper.TAG, account.name + " " + ex + "\n" + Log.getStackTraceString(ex));