ExpressionParsing::AccessorHelper< T_Cont, T_src > Node1 ExpressionParsing:: AccessorHelper< T_Cont, T_src > + AccessorHelper() + size() + get() + get() Node2 SG::ConstAccessor< T_src > # m_auxid + ConstAccessor() + ConstAccessor() + ConstAccessor() + operator()() + operator()() + withDefault() + withDefault() + getDataArray() + getDataSpan() + isAvailable() + auxid() # ConstAccessor() # ConstAccessor() Node2->Node1 -m_accessor