org.apache.struts2.interceptor
Interfaces 
ApplicationAware
CookieProvider
CookiesAware
NoParameters
ParameterAware
PrincipalAware
PrincipalProxy
RequestAware
ServletRequestAware
ServletResponseAware
SessionAware
Classes 
ActionMappingParametersInteceptor
BackgroundProcess
CheckboxInterceptor
ClearSessionInterceptor
CookieInterceptor
CookieProviderInterceptor
CreateSessionInterceptor
ExecuteAndWaitInterceptor
FileUploadInterceptor
MessageStoreInterceptor
MultiselectInterceptor
ProfilingActivationInterceptor
RolesInterceptor
ScopeInterceptor
ServletConfigInterceptor
StrutsConversionErrorInterceptor
TokenInterceptor
TokenSessionStoreInterceptor