question: invoke all registered destruction callbacks . to be called on servletcontext shutdown . concode_field_sep Map<String,Runnable> destructionCallbacks concode_elem_sep PortletContext portletContext concode_field_sep String getConversationId concode_elem_sep Object get concode_elem_sep Object resolveContextualObject concode_elem_sep void registerDestructionCallback concode_elem_sep Object remove
target: void function ( ) { for ( Runnable loc0 : this . destructionCallbacks . values ( ) ) { loc0 . run ( ) ; } this . destructionCallbacks . clear ( ) ; }