Java examples that read or insert into SQL Server, IQFeed streamer with multi symbols, and file change notifier
Here are 3 videos with 2 source code projects. Note that IQFeed with multiple symbols is available when sign up to IQFeed API for $300 per year.
Java streamer for IQFeed
File change notifier in Java
Demo of Java and SQL Server
Source code from Netbeans 7.4 IDE (current version)