de-lombok debugFqdn

bubble-server/src/main/java/bubble/ApiConstants.java

@@ -56,14 +56,23 @@ public class ApiConstants {
 
     public static final ObjectMapper DB_JSON_MAPPER = COMPACT_MAPPER;
 
-    @Getter(lazy=true) private static final String debugFqdn = initDebugFqdn();
-    private static String initDebugFqdn() {
-        try {
-            return FileUtil.toString(HOME_DIR+"/debug_fqdn").trim();
-        } catch (Exception e) {
-            log.debug("initDebugFqdn: "+shortError(e));
-            return "~debug_fqdn_disabled~";  // will never match any fqdn
+    // for some reason @Getter(lazy=true) causes compilation problems when other classes try to call getter
+    // so we implement lombok lazy-getter logic manuall here
+    private static final AtomicReference<String> debugFqdn = new AtomicReference<>();
+    public static String getDebugFqdn () {
+        if (debugFqdn.get() == null) {
+            synchronized (debugFqdn) {
+                if (debugFqdn.get() == null) {
+                    try {
+                        debugFqdn.set(FileUtil.toString(HOME_DIR + "/debug_fqdn").trim());
+                    } catch (Exception e) {
+                        log.debug("initDebugFqdn: " + shortError(e));
+                        debugFqdn.set("~debug_fqdn_disabled~");  // will never match any fqdn
+                    }
+                }
+            }
         }
+        return debugFqdn.get();
     }
 
     private static String initDefaultDomain() {