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JavaServer Faces 2.0, The Complete Reference by Chris Schalk, Ed Burns

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CHAPTER 5Managed Beans and the JSF Expression Language

During the time period between the introduction of Java and its emergence as a widely popular business software platform, Java developers were fully responsible for instantiating and managing the properties of every single Java class or JavaBean in their application. This was perfectly logical because applications in the early days of Java were not multitiered, so all the logic for the entire application resided in one monolithic collection of Java Objects, often in a single virtual machine (VM).

Over time, Java matured to include server-side, distributed application technology. Lightweight Java server containers have become prevalent as the industry produced software to simplify the task ...

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