Android Question Can setLayoutAnimated be called inside a Class ?

#if Java
   //import anywheresoftware.b4a.*;
   import anywheresoftware.b4a.BA;   
   import anywheresoftware.b4a.keywords.Common;
    
   import android.content.Context;   
   import android.webkit.WebView;
   import android.webkit.WebChromeClient;
   import android.webkit.WebResourceRequest;
   import android.webkit.WebResourceResponse;   
   import android.webkit.ConsoleMessage;

    public static class MyChromeClient extends WebChromeClient {
        Context context;
        WebView webview;
        String fullEventName;

        BA ba;  // HERE ba is Null HOW TO INITIALIZE it ?

        public MyChromeClient(Context c, WebView w, String event) {  // aggiunto BA ba
            this.context = c;
            this.webview = w;
            this.fullEventName = event.toLowerCase(BA.cul) + "_console";
            
            w.setWebChromeClient(new WebChromeClient() {
            @Override
            public boolean onConsoleMessage (ConsoleMessage consoleMessage) {
               String logMessage = "JS LOG: " + consoleMessage.message() +
                    "    -    (" + consoleMessage.sourceId() + " @ Line: " + consoleMessage.lineNumber() + ")";
                    
                    BA.Log("Event: " + fullEventName);
                    BA.Log(logMessage);  // <<<<<<< Redirect JS Log to B4A Log (You can do it here or in B4A Sub Event)                 
          
                  try {
                        //ba = (BA) this.getClass().getField("processBA").get(null);
                  
                        // CRASH HERE EVEN WITH ALL COMMENTED, IF REMOVE THIS PART DO NOT CRASH BUT NO CALLBACK ARE CALLED
                        if (ba.subExists(fullEventName)) { 
                            //BA.Log("SUB " + fullEventName + " EXISTS");
                            // ba.raiseEventFromUI(this, fullEventName, new Object[] {logMessage});   
                        } else {
                            //BA.Log("SUB " + fullEventName + " DO NOT EXISTS");
                        } 
                } catch(Exception e) {
                      BA.Log("Something went wrong: " + e.getMessage());
                  }                             
                    return true;
                }
         });
          
        }   
    }
#End if