fix(sumo): send strings via traci correctly respecting characters usi…

…ng more than 1 byte, e.g. 🚗 (#359)
eclipse · Oct 27, 2023 · c2df711 · c2df711
1 parent 1999ffd
commit c2df711
Showing 1 changed file with 7 additions and 5 deletions.
diff --git a/...sumo/src/main/java/org/eclipse/mosaic/fed/sumo/bridge/traci/writer/StringTraciWriter.java b/...sumo/src/main/java/org/eclipse/mosaic/fed/sumo/bridge/traci/writer/StringTraciWriter.java
@@ -31,18 +31,20 @@ public StringTraciWriter(String fixedValue) {
 
     @Override
     public int getVariableLength(String argument) {
-        return getLength() + argument.length();
+        return getLength() + argument.getBytes(StandardCharsets.UTF_8).length;
     }
 
     @Override
     public void write(DataOutputStream out) throws IOException {
-        out.writeInt(value.length());
-        out.write(value.getBytes(StandardCharsets.UTF_8));
+        byte[] bytes = value.getBytes(StandardCharsets.UTF_8);
+        out.writeInt(bytes.length);
+        out.write(bytes);
     }
 
     @Override
     public void writeVariableArgument(DataOutputStream out, String argument) throws IOException {
-        out.writeInt(argument.length());
-        out.write(argument.getBytes(StandardCharsets.UTF_8));
+        byte[] bytes = argument.getBytes(StandardCharsets.UTF_8);
+        out.writeInt(bytes.length);
+        out.write(bytes);
     }
 }