private void setupView() {
          WebView webview = findViewById(R.id.webView);
          setAllowUniversalAccessFromFileURLs(webview);
          Button buttonSync = findViewById(R.id.buttonSync);
          Button buttonAsync = findViewById(R.id.buttonAsync);
          buttonSync.setOnClickListener(this);
          buttonAsync.setOnClickListener(this);

          bridge = new WebViewJavascriptBridge(this,webview);
          bridge.consolePipe(string -> {
              System.out.println("333333333");
              System.out.println(string);
          });
          bridge.register("DeviceLoadJavascriptSuccess", (map, callback) -> {
              System.out.println("Next line is javascript data->>>");
              System.out.println(map);
              HashMap<String,String> result = new HashMap<>();
              result.put("result","Android");
              callback.call(result);
          });
          webview.setWebViewClient(new WebViewClient(){
              @Override
              public boolean shouldOverrideUrlLoading(WebView view, String url) {
                  Log.d(TAG,"shouldOverrideUrlLoading");
                  view.loadUrl(url);
                  return true;
              }
              @Override
              public void onPageStarted(WebView view, String url, Bitmap favicon) {
                  Log.d(TAG,"onPageStarted");
                  bridge.injectJavascript();
              }
              @Override
              public void onPageFinished(WebView view, String url) {
                  Log.d(TAG,"onPageFinished");
              }
          });
          // Loading html in local ，This way maybe meet cross domain. So You should not forget to set
          // /*...setAllowUniversalAccessFromFileURLs... */
          // If you loading remote web server,That can be ignored.
          webview.loadUrl("file:///android_asset/Demo.html");
      }

 @Override
    public void onClick(View view) {
        if (view.getId() == R.id.button2) {
            HashMap<String, String> data = new HashMap<>();
            data.put("AndroidKey","AndroidValue");
            //Call Javascript Sync function 
            bridge.call("GetToken", data, map -> {
                System.out.println("Next line is javascript data->>>");
                System.out.println(map);
            });
        }else if(view.getId() == R.id.button3){
            HashMap<String, String> data = new HashMap<>();
            data.put("AndroidKey","AndroidValue");
            ///Call Javascript Async function 
            bridge.call("AsyncCall", data, map -> {
                System.out.println("Next line is javascript data->>>");
                System.out.println(map);
            });
        }
    }