This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
I'm afraid there's no wrap attribute in <html:textarea>. You will probably end up having to use the HTML version of the tag. Just make sure the name attribute matches the property of the ActionForm bean you're using and make sure you code a value attribute with a <bean:write> tag that gets the value from the ActionForm bean.