LedgerAccount: fix NPE in getAmountCount() when there are no amounts

triggered by empty accounts without amounts

diff --git a/app/src/main/java/net/ktnx/mobileledger/model/LedgerAccount.java b/app/src/main/java/net/ktnx/mobileledger/model/LedgerAccount.java
index 0e2ae2503539cca05c00a48f5fc3039d5e73dab9..256be6f082f7ee936f94943efde6782cf82386c3 100644 (file)
--- a/app/src/main/java/net/ktnx/mobileledger/model/LedgerAccount.java
+++ b/app/src/main/java/net/ktnx/mobileledger/model/LedgerAccount.java
@@ -119,7 +119,7 @@ public class LedgerAccount {
     public void addAmount(float amount) {
         this.addAmount(amount, null);
     }
-    public int getAmountCount() { return amounts.size(); }
+    public int getAmountCount() { return (amounts != null) ? amounts.size() : 0; }
     public String getAmountsString() {
         if ((amounts == null) || amounts.isEmpty()) return "";
 
@@ -193,4 +193,5 @@ public class LedgerAccount {
     public boolean amountsExpanded() { return amountsExpanded; }
     public void setAmountsExpanded(boolean flag) { amountsExpanded = flag; }
     public void toggleAmountsExpanded() { amountsExpanded = !amountsExpanded; }
+
 }