Chapter 5. Other Techniques for Talking to Servers

This chapter covers

  • Security issues for communications
  • Using GWT’s HTTP classes
  • Using Flash as a communication proxy
  • Using Java applets as communication proxies
  • The Comet technique for event-based communications

When I am working on a problem, I never think about beauty. I think only of how to solve the problem. But when I have finished, if the solution is not beautiful, I know it is wrong.

Buckminster Fuller

While GWT’s RPC mechanism, which we introduced in chapter 3, is great for greenfield development and can be used to proxy to other service implementations, sometimes it’s more valuable to have your application talk directly to an external service. For instance, if you have existing ...

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