4.7 HTTP and URLs in Java

By the end of the exercise, you will have achieved the following:

Java URL

You will have been introduced to the java.net.URL class and friends, and be able to use them to retrieve information using the HTTP protocol.

HTTP post

You will have been introduced to the difference between the HTTP post and get commands.

Web Scraping

You will have begun to understand some of the problems in developing software to automatically read information from the web, and why html has to go.

Regular Expressions

You will have been introduced to the java.util.regex package, and its use in repurposing text.