What is the difference between managed beans and backing beans in JSF?
Managed beans and backing beans are both types of backing beans used in JSF applications, but they serve different purposes.
Managed Beans:
Managed beans are Java beans that are registered to the JSF framework using annotations or configuration files. They are managed by JSF and provide business logic and data for the application. Managed beans have a longer lifecycle and can have multiple scopes such as request, session, or application scope.
Backing Beans:
Backing beans are a specific type of managed bean that is used to interact between UI components and the business logic in JSF. They are typically associated with a specific JSF page or form and hold the data that is displayed or processed by the UI components. Backing beans have a shorter lifecycle and are usually bound to a specific JSF page or view.
In summary, managed beans are a general term for Java beans managed by JSF, while backing beans are a specific type of managed bean used for handling view-specific logic in JSF applications.
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