Posts Tagged ‘availability’

Oracle ADF

 

  1. In order for an ADF application to support High Availability in clustered environment with server fail over. The below steps must be followed in developing an ADF application.
  • All Manage Beans must implement Serializable.
  • UI component bindings must be declared in a bean with shorter scope (backing bean scope or request scope).
  • If it needs to be declared in Manage Bean with PageFlowScope (Not recommended), please ensure you declare the binding as transient.
  • Any objects that are declared as an attribute in Manage Bean must be Serialized.
  • Ensure that all managed beans with a life span longer than one request are serializable (that is, they implement the java.io.Serializable interface). Specifically, beans stored in session scope, page flow scope, and view scope must be serializable.
  • Verify that Oracle ADF is aware of changes to managed beans stored in ADF scopes (view scope and page flow scope) and enable tracking changes…

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