+ class PreReadyToDo implements Runnable {
+ private String js;
+
+ public PreReadyToDo(String js) {
+ this.js = js;
+ }
+
+ @Override
+ public void run() {
+ boolean success = browser.execute(js);
+ if (!success)
+ throw new IllegalStateException("Pre-ready JavaScript failed: " + js);
+ }
+ }
+