Wednesday, 29 February 2012

Java Interview Questions: – Can you explain the many types of Advice?

Before advice
  • Advice that executes before a join point
  • does not have the ability to prevent execution flow proceeding to the join point
After returning advice
  • Advice to be executed after a join point completes normally
After throwing advice
  • Advice to be executed if a method exits by throwing an exception
After advice
  • Advice to be executed regardless of the means by which a join point exits
Around advice
  • Advice that surrounds a join point such as a method invocation
  • It is also responsible for choosing whether to proceed to the join point
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