This week's book giveaway is in the Testing forum. We're giving away four copies of Data Structures the Fun Way: An Amusing Adventure with Coffee-Filled Examples and have Jeremy Kubica on-line! See this thread for details.
Whenever you iterate over an implemnentation of java.util.Map, you get an object of type Map.Entry which has a key property and a value property. Knowing this, if you have a Map stored in session scope, you can create a list of options like this:
I notice a lot of your posts get posted two or three times. I can understand that happening when the system is slow, but did you know you can delete the extra post if that happens? Just click on the icon that looks like a pencil and piece of paper to edit the post. On the page that follows, ceck the "delete" checkbox and click the "edit post" button. That will get rid of the extra post.
Now, in answer to your question:
Just put the <bean:write /> in single quotes like this: <option name="uid" value='<bean:write name="match" property="key"/>'>