package xhl.core;

public interface Producer<T> {
    T toValue();
    String toCode();
}

@@ -47,16 +47,23 @@
 %3E %7B%0A    
+public 
 T toValu
@@ -71,16 +71,23 @@
 ();%0A    
+public 
 String t

Fix visibility