X-Git-Url: https://git.ktnx.net/?p=mobile-ledger.git;a=blobdiff_plain;f=app%2Fsrc%2Fmain%2Fjava%2Fnet%2Fktnx%2Fmobileledger%2Fui%2Ftransaction_list%2FTransactionListViewModel.java;fp=app%2Fsrc%2Fmain%2Fjava%2Fnet%2Fktnx%2Fmobileledger%2Fui%2Ftransaction_list%2FTransactionListViewModel.java;h=7e0214c1f909795ff23627a2e9a04c0a06917ffb;hp=513bf9f48f0aeef72e8649955a19ac48d574de15;hb=73adeb59bc035a88a2c18d8cd79467e2f15825db;hpb=bb9d4a9c9708a568dddf2b1c637ae54ec53caa25

diff --git a/app/src/main/java/net/ktnx/mobileledger/ui/transaction_list/TransactionListViewModel.java b/app/src/main/java/net/ktnx/mobileledger/ui/transaction_list/TransactionListViewModel.java
index 513bf9f4..7e0214c1 100644
--- a/app/src/main/java/net/ktnx/mobileledger/ui/transaction_list/TransactionListViewModel.java
+++ b/app/src/main/java/net/ktnx/mobileledger/ui/transaction_list/TransactionListViewModel.java
@@ -40,11 +40,12 @@ public class TransactionListViewModel extends ViewModel {
         task.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, filter);
     }
     public static TransactionListItem getTransactionListItem(int position) {
-        List<TransactionListItem> transactions = Data.transactions.get();
-        if (transactions == null) return null;
-        if (position >= transactions.size() + 1) return null;
-        if (position == transactions.size()) return new TransactionListItem();
-        return transactions.get(position);
+        try(LockHolder lh = Data.transactions.lockForReading()) {
+            if (Data.transactions == null) return null;
+            if (position >= Data.transactions.size() + 1) return null;
+            if (position == Data.transactions.size()) return new TransactionListItem();
+            return Data.transactions.get(position);
+        }
     }
     public static int getTransactionCount() {
         List<TransactionListItem> transactions = Data.transactions.get();