minor optimization: avoid constructing empty string object

diff --git a/app/src/main/java/net/ktnx/mobileledger/utils/Misc.java b/app/src/main/java/net/ktnx/mobileledger/utils/Misc.java
index 5b85f97097a0c35ebeb16c085586f5d749c09008..197fe6d0d1fbbc2645ef7666c2f332bcd01e2c29 100644 (file)
--- a/app/src/main/java/net/ktnx/mobileledger/utils/Misc.java
+++ b/app/src/main/java/net/ktnx/mobileledger/utils/Misc.java
@@ -62,7 +62,7 @@ public class Misc {
 
     }
     public static String emptyIsNull(String str) {
-        return "".equals(str) ? null : str;
+        return str != null && str.isEmpty() ? null : str;
     }
     public static String nullIsEmpty(String str) {
         return (str == null) ? "" : str;