Drop-Down in Struts 2

Question

I have a map with key-value pairs. I want to display the key on a drop-down and value to be sent to server for identifying what is selected.

I am using Struts2. I tried

Answer 1

Use listKey and listValue attributes of tag to get properties from list of objects.

In order to swap keys and values in map put value in listKey and key in listValue.