我如何用Java测试Web服务器？

I am basically practicing with Java socket programming by building client and server (not necessarily HTTP server). In brief, the clients are sending request through sockets to server and server adds requests to task queue. The thread pool initially has certain number of threads and each free one is assigned to one runnable task in the task queue. My web server also has a simple storage that stores and retrieves data from a file from disk. In this project, I have to take care of several concurrency issues. I am basically practicing with Java socket prog