Fix Issue 1311.

GwtPreferences#getString(key) now returns an empty string when a value
does not exist for the key. This is consistent with the other backends.

diff --git a/backends/gdx-backends-gwt/src/com/badlogic/gdx/backends/gwt/GwtPreferences.java b/backends/gdx-backends-gwt/src/com/badlogic/gdx/backends/gwt/GwtPreferences.java
index 3f1a8b8..4345b21 100644 (file)
--- a/backends/gdx-backends-gwt/src/com/badlogic/gdx/backends/gwt/GwtPreferences.java
+++ b/backends/gdx-backends-gwt/src/com/badlogic/gdx/backends/gwt/GwtPreferences.java
@@ -139,7 +139,8 @@ public class GwtPreferences implements Preferences {
 \r
        @Override\r
        public String getString (String key) {\r
-               return (String)values.get(key);\r
+               String v = (String)values.get(key);\r
+               return v == null ? "" : v;\r
        }\r
 \r
        @Override\r