checks to ensure the sessioneventlistenerconfig is fully configured basically , that none of the listeners is null . concode_field_sep Object[] READER_METHOD_ARGS concode_field_sep void checkListeners concode_elem_sep void internalCheckListeners concode_elem_sep Object shallowCopy concode_elem_sep Object copyListeners
void function ( ) { AccessController . doPrivileged ( new PrivilegedAction ( ) { @ Override public Object run ( ) { checkListeners ( ) ; return null ; } } ) ; }