O'Reilly logo

IBM WebSphere eXtreme Scale 6 by Anthony Chaves

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Summary

We've covered a lot of ground in this chapter. Though the size of the API we've covered is relatively small, the knowledge of the semantics behind these methods is important to get the most out of WebSphere eXtreme Scale. We covered the main ObjectMap API methods in detail, while examining the BackingMap configuration options that are all used to make certain agreements in exchange for performance and scalability enhancements.

We also looked at the different lock strategies and what they provide in terms of concurrency and application design. Our methods will look different depending on if a map has an optimistic lock strategy than if it has a pessimistic lock strategy. We learned about the semantics of the get and getForUpdate methods ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required