Source: ../../rtrmgr/template_base_command.hh
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// -*- c-basic-offset: 4; tab-width: 8; indent-tabs-mode: t -*-
// Copyright (c) 2001-2005 International Computer Science Institute
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software")
// to deal in the Software without restriction, subject to the conditions
// listed in the XORP LICENSE file. These conditions include: you must
// preserve this copyright notice, and you cannot mention the copyright
// holders in advertising related to the Software without their permission.
// The Software is provided WITHOUT ANY WARRANTY, EXPRESS OR IMPLIED. This
// notice is a summary of the XORP LICENSE file; the license in that file is
// legally binding.
// $XORP: xorp/rtrmgr/template_base_command.hh,v 1.8 2005/12/09 01:37:50 pavlin Exp $
#ifndef __RTRMGR_TEMPLATE_BASE_COMMAND_HH__
#define __RTRMGR_TEMPLATE_BASE_COMMAND_HH__
#include <map>
#include <list>
#include <set>
#include "libxorp/callback.hh"
#include "rtrmgr_error.hh"
#include "config_operators.hh"
class TemplateTree;
class TemplateTreeNode;
class ConfigTreeNode;
class BaseCommand {
public:
BaseCommand(TemplateTreeNode& template_tree_node, const string& cmd_name);
virtual ~BaseCommand();
virtual bool expand_actions(string& error_msg) = 0;
virtual bool check_referred_variables(string& error_msg) const = 0;
virtual string str() const;
TemplateTreeNode& template_tree_node() { return _template_tree_node; }
const TemplateTreeNode& template_tree_node() const { return _template_tree_node; }
protected:
string _cmd_name;
TemplateTreeNode& _template_tree_node;
};
class DummyBaseCommand : public BaseCommand {
public:
DummyBaseCommand(TemplateTreeNode& template_tree_node,
const string& cmd_name)
: BaseCommand(template_tree_node, cmd_name) {}
virtual ~DummyBaseCommand() {}
virtual bool expand_actions(string& error_msg) {
UNUSED(error_msg);
return (true);
}
virtual bool check_referred_variables(string& error_msg) const {
UNUSED(error_msg);
return (true);
}
private:
};
class AllowCommand : public BaseCommand {
public:
AllowCommand(TemplateTreeNode& template_tree_node, const string& cmd_name);
virtual void add_action(const list<string>& action) throw (ParseError) = 0;
virtual bool verify_variables(const ConfigTreeNode& ctn,
string& error_msg) const = 0;
virtual string str() const = 0;
};
class AllowOptionsCommand : public AllowCommand {
public:
AllowOptionsCommand(TemplateTreeNode& template_tree_node,
const string& cmd_name);
virtual bool expand_actions(string& error_msg);
virtual bool check_referred_variables(string& error_msg) const;
virtual void add_action(const list<string>& action) throw (ParseError);
virtual bool verify_variables(const ConfigTreeNode& ctn,
string& error_msg) const;
virtual string str() const;
private:
typedef map<string, string> Filter; // Map between a value and help string
map<string, Filter> _filters; // Map between a varname and a filter
};
class AllowOperatorsCommand : public AllowCommand {
public:
AllowOperatorsCommand(TemplateTreeNode& template_tree_node,
const string& cmd_name);
virtual bool expand_actions(string& error_msg);
virtual bool check_referred_variables(string& error_msg) const;
virtual void add_action(const list<string>& action) throw (ParseError);
virtual bool verify_variables(const ConfigTreeNode& ctn,
string& error_msg) const;
virtual bool verify_variable_by_value(const ConfigTreeNode& ctn,
const string& value,
string& error_msg) const;
virtual list<ConfigOperator> allowed_operators() const;
virtual string str() const;
private:
string _varname;
list<ConfigOperator> _allowed_operators;
};
class AllowRangeCommand : public AllowCommand {
public:
AllowRangeCommand(TemplateTreeNode& template_tree_node,
const string& cmd_name);
virtual bool expand_actions(string& error_msg);
virtual bool check_referred_variables(string& error_msg) const;
virtual void add_action(const list<string>& action) throw (ParseError);
virtual bool verify_variables(const ConfigTreeNode& ctn,
string& error_msg) const;
virtual string str() const;
private:
// Map between the pair of [lower, upper] boundaries and the help string
typedef map<pair<int64_t, int64_t>, string> Filter;
map<string, Filter> _filters; // Map between a varname and a filter
};
#endif // __RTRMGR_TEMPLATE_BASE_COMMAND_HH__
Generated by: pavlin on possum.icir.org on Thu Mar 9 04:43:58 2006, using kdoc $.