MyServletHosting (http://myservlethosting.com?ref=webhostingtalk)

is the professional Java Hosting tool for java developers.
You get the full packagefor developing:

Tomcat 4.0.3,
Apache 1.3.23,
ProFTPD Version 1.2.5rc1,
JDK 1.4.0.
Available 24/7 customer support at your service.

Java Starter Plan: $24.95/ per month

space: 50 MB's
bandwidth: 3 GB's
accounts: 10 - POP3
databases: Unlimited