};
typedef std::vector<property_info> propinfovector;
+ /** Archived property (data type, name and associated data) */
+ struct property {
+ property() {}
+ property(archive_atom n, property_type t, unsigned v) : type(t), name(n), value(v) {}
+
+ property_type type; /**< Data type of property. */
+ archive_atom name; /**< Name of property. */
+ unsigned value; /**< Stored value. */
+ };
+ typedef std::vector<property>::const_iterator archive_node_cit;
+
archive_node() : a(*dummy_ar_creator()), has_expression(false) {} // hack for cint which always requires a default constructor
archive_node(archive &ar) : a(ar), has_expression(false) {}
archive_node(archive &ar, const ex &expr);
* @return "true" if property was found, "false" otherwise */
bool find_string(const std::string &name, std::string &ret, unsigned index = 0) const;
+ /** Find the location in the vector of properties of the first/last
+ * property with a given name. */
+ archive_node_cit find_first(const std::string &name) const;
+ archive_node_cit find_last(const std::string &name) const;
+
/** Retrieve property of type "ex" from node.
* @return "true" if property was found, "false" otherwise */
bool find_ex(const std::string &name, ex &ret, lst &sym_lst, unsigned index = 0) const;
+ /** Retrieve property of type "ex" from the node if it is known
+ * that this node in fact contains such a property at the given
+ * location. This is much more efficient than the preceding function. */
+ void find_ex_by_loc(archive_node_cit loc, ex &ret, lst &sym_lst) const;
+
/** Retrieve property of type "ex" from node, returning the node of
* the sub-expression. */
const archive_node &find_ex_node(const std::string &name, unsigned index = 0) const;
private:
static archive* dummy_ar_creator();
- /** Archived property (data type, name and associated data) */
- struct property {
- property() {}
- property(archive_atom n, property_type t, unsigned v) : type(t), name(n), value(v) {}
-
- property_type type; /**< Data type of property. */
- archive_atom name; /**< Name of property. */
- unsigned value; /**< Stored value. */
- };
-
/** Reference to the archive to which this node belongs. */
archive &a;