Sams Teach Yourself JAVA 6 in 21 Days, Fifth Edition continues to be one of the most popular, best-selling Java tutorials on the market. Written by an expert technical writer, it has been acclaimed for its clear and personable writing, for its extensive use of examples, and for its logical and complete organization. This new edition of the book maintains and improves upon all these qualities, while updating and revising the material to cover the latest developments in Java and to expand the coverage of core Java programming topics. In addition to updates, entire new chapters/sections on XML Web Services, JDBC, and RSS feeds are included.