allow null in UiString.setString()

diff --git a/ui-java/src/main/java/de/unixwork/ui/UiString.java b/ui-java/src/main/java/de/unixwork/ui/UiString.java
index f9ce0054e3e35235da0e9dfa3be10b33788113de..48edfb9a72b63879ce6f80226852a220ae6c8c26 100644 (file)
--- a/ui-java/src/main/java/de/unixwork/ui/UiString.java
+++ b/ui-java/src/main/java/de/unixwork/ui/UiString.java
@@ -38,6 +38,9 @@ public class UiString {
 
     public void setString(String string) {
         ToolkitFuncs ui = ToolkitFuncs.getInstance();
+        if(string == null) {
+            string = "";
+        }
         try (Arena arena = Arena.ofConfined()) {
             MemorySegment cstr = arena.allocateFrom(string);
             ui.string_set.invoke(valuePtr, cstr);