title: How to expand multiple TitledPane of Accordion in javaFX?
body: <p>I've a Accordion with having multiple titledPane and there has a lots of data within titledPane's ListView panel. I just want to expand all the titledPane of Accordion when searching the data. I don't know how to do this. any idea?</p>
  
  <p>Here, I've attached my real project's screen shots and it shows actually what I want to do.</p>
  
  <p><img src="https://i.stack.imgur.com/dsl0z.png" alt="enter image description here"></p>