* Archiving of GiNaC expressions. */
/*
- * GiNaC Copyright (C) 1999-2001 Johannes Gutenberg University Mainz, Germany
+ * GiNaC Copyright (C) 1999-2002 Johannes Gutenberg University Mainz, Germany
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
#include "ex.h"
+#include <iosfwd>
#include <string>
#include <vector>
-#include <iostream>
namespace GiNaC {
/** Numerical ID value to refer to an archive_node. */
-typedef unsigned int archive_node_id;
+typedef unsigned archive_node_id;
/** Numerical ID value to refer to a string. */
-typedef unsigned int archive_atom;
+typedef unsigned archive_atom;
/** This class stores all properties needed to record/retrieve the state
void add_bool(const std::string &name, bool value);
/** Add property of type "unsigned int" to node. */
- void add_unsigned(const std::string &name, unsigned int value);
+ void add_unsigned(const std::string &name, unsigned value);
/** Add property of type "string" to node. */
void add_string(const std::string &name, const std::string &value);
/** Retrieve property of type "bool" from node.
* @return "true" if property was found, "false" otherwise */
- bool find_bool(const std::string &name, bool &ret) const;
+ bool find_bool(const std::string &name, bool &ret, unsigned index = 0) const;
/** Retrieve property of type "unsigned" from node.
* @return "true" if property was found, "false" otherwise */
- bool find_unsigned(const std::string &name, unsigned int &ret) const;
+ bool find_unsigned(const std::string &name, unsigned &ret, unsigned index = 0) const;
/** Retrieve property of type "string" from node.
* @return "true" if property was found, "false" otherwise */
- bool find_string(const std::string &name, std::string &ret) const;
+ bool find_string(const std::string &name, std::string &ret, unsigned index = 0) 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, const lst &sym_lst, unsigned int index = 0) const;
+ bool find_ex(const std::string &name, ex &ret, const lst &sym_lst, unsigned index = 0) 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 int index = 0) const;
+ const archive_node &find_ex_node(const std::string &name, unsigned index = 0) const;
/** Return vector of properties stored in node. */
void get_properties(propinfovector &v) const;
/** Archived property (data type, name and associated data) */
struct property {
property() {}
- property(archive_atom n, property_type t, unsigned int v) : type(t), name(n), value(v) {}
+ property(archive_atom n, property_type t, unsigned v) : type(t), name(n), value(v) {}
~property() {}
property(const property &other) : type(other.type), name(other.name), value(other.value) {}
property_type type; /**< Data type of property. */
archive_atom name; /**< Name of property. */
- unsigned int value; /**< Stored value. */
+ unsigned value; /**< Stored value. */
};
/** Reference to the archive to which this node belongs. */
/** Retrieve expression from archive by index.
* @param sym_lst list of pre-defined symbols
* @see count_expressions */
- ex unarchive_ex(const lst &sym_lst, unsigned int index = 0) const;
+ ex unarchive_ex(const lst &sym_lst, unsigned index = 0) const;
/** Retrieve expression and its name from archive by index.
* @param sym_lst list of pre-defined symbols
* @param name receives the name of the expression
* @see count_expressions */
- ex unarchive_ex(const lst &sym_lst, std::string &name, unsigned int index = 0) const;
+ ex unarchive_ex(const lst &sym_lst, std::string &name, unsigned index = 0) const;
/** Return number of archived expressions. */
- unsigned int num_expressions(void) const;
+ unsigned num_expressions(void) const;
/** Return reference to top node of an expression specified by index. */
- const archive_node &get_top_node(unsigned int index = 0) const;
+ const archive_node &get_top_node(unsigned index = 0) const;
/** Clear all archived expressions. */
void clear(void);