Android - howto pass data to the Runnable in runOnUiThread?

Question

I need to update some UI and do it inside of the UI thread by using runOnUiThread
Now the data for the UI comes from the other Thread, represented by

Answer 1

I had a similar problem where I wanted to pass information into the thread. To solve it with the android system, I modifying corsiKa's answer in: Runnable with a parameter?

You can declare a class right in the method and pass the param as shown below:

void Foo(String str) {
    class OneShotTask implements Runnable {
        String str;
        OneShotTask(String s) { str = s; }
        public void run() {
            someFunc(str);
        }
    }
    runOnUiThread(new OneShotTask(str));
}