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Before Annotation

Marks an action method that needs to be executed before the main action method.

Usage

The Before annotation can be applied at method level.

Parameters

priority (optional) - Priority order of method execution, default: 10

Examples

 public class SampleAction extends ActionSupport {

  @Before
  public void isAuthorized() throws AuthenticationException {
    // authorize request, throw exception if failed
  }

  public String execute() {
     // perform secure action
     return SUCCESS;
  }
 }