# Hierarchy For Package org.apache.struts2

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.apache.struts2.ActionContext (implements java.io.Serializable)
  - org.apache.struts2.ActionSupport (implements org.apache.struts2.action.Action, org.apache.struts2.locale.LocaleProvider, java.io.Serializable, org.apache.struts2.text.TextProvider, org.apache.struts2.Validateable, org.apache.struts2.interceptor.ValidationAware)
  - junit.framework.Assert
    - junit.framework.TestCase (implements junit.framework.Test)
      - org.apache.struts2.XWorkTestCase
  - org.apache.struts2.DefaultActionInvocation (implements org.apache.struts2.ActionInvocation)
  - org.apache.struts2.DefaultActionProxy (implements org.apache.struts2.ActionProxy, java.io.Serializable)
  - org.apache.struts2.DefaultActionProxyFactory (implements org.apache.struts2.ActionProxyFactory)
  - org.apache.struts2.DefaultUnknownHandlerManager (implements org.apache.struts2.UnknownHandlerManager)
  - org.apache.struts2.ObjectFactory (implements java.io.Serializable)
  - org.apache.struts2.RequestUtils
  - org.apache.struts2.ServletActionContext (implements org.apache.struts2.StrutsStatics)
  - org.apache.struts2.StrutsConstants
  - java.lang.Throwable (implements java.io.Serializable)
    - java.lang.Exception
      - java.lang.RuntimeException
        - org.apache.struts2.StrutsException (implements org.apache.struts2.util.location.Locatable)
  - org.apache.struts2.ValidationAwareSupport (implements java.io.Serializable, org.apache.struts2.interceptor.ValidationAware)
  - org.apache.struts2.XWorkJUnit4TestCase

## Interface Hierarchy

- org.apache.struts2.ActionEventListener
- org.apache.struts2.ActionInvocation
- org.apache.struts2.ActionProxy
- org.apache.struts2.ActionProxyFactory
- org.apache.struts2.AsyncManager
- org.apache.struts2.FileManager
- org.apache.struts2.FileManagerFactory
- org.apache.struts2.ModelDriven<T>
- org.apache.struts2.Preparable
- org.apache.struts2.StrutsStatics
- org.apache.struts2.Unchainable
- org.apache.struts2.UnknownHandler
- org.apache.struts2.UnknownHandlerManager
- org.apache.struts2.Validateable