public Contained lookup(String search_name) {
        Contained res = delegate.lookup(search_name);
        return res;
    }
public Contained lookup(String search_name) {
        Contained res = delegate.lookup(search_name);
        return res;
    }
public Contained lookup ( String search_name ) { Contained res = delegate . lookup ( search_name ) ; return res ; }
ContainerOperations implementation ----------------------------
ContainerOperations implementation ----------------------------