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// -*- Mode: C++; -*-
// Package : omniORB
// transportRule.h Created on: 21/08/2001
// Author : Sai Lai Lo (sll)
//
// Copyright (C) 2013 Apasphere Ltd
// Copyright (C) 2001 AT&T Laboratories Cambridge
//
// This file is part of the omniORB library
//
// The omniORB library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library. If not, see http://www.gnu.org/licenses/
//
//
// Description:
//
#ifndef __TRANSPORTRULES_H__
#define __TRANSPORTRULES_H__
#include <omniORB4/CORBA.h>
OMNI_NAMESPACE_BEGIN(omni)
class transportRules {
public:
////////////////////////////////////////////////////////////////////////
static transportRules& serverRules();
static transportRules& clientRules();
////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////
class Rule {
public:
Rule(const char* address_mask) : addressMask_(address_mask) {}
virtual ~Rule() {}
virtual CORBA::Boolean match(const char* endpoint) = 0;
const char* addressMask() { return addressMask_; }
private:
CORBA::String_var addressMask_;
Rule();
Rule(const Rule&);
Rule& operator=(const Rule&);
};
////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////
class RuleType {
public:
virtual CORBA::Boolean createRules(const char* address_mask,
const CORBA::StringSeq& actions,
transportRules& tr) = 0;
// If <address_mask> is recognised by this RuleType instance, add
// one or more rules to the transportRules and return true; if not
// recognised, return false.
RuleType() {}
virtual ~RuleType() {}
private:
RuleType(const RuleType&);
RuleType& operator=(const RuleType&);
};
typedef omnivector<RuleType*> RuleTypes;
static void addRuleType(RuleType*);
////////////////////////////////////////////////////////////////////////
CORBA::Boolean match(const char* endpoint,
CORBA::StringSeq& actions/* return arg */,
CORBA::ULong& priority/* return arg */);
// Return true if <endpoint> matches one of the transport rules.
// The action list of the matched rule is returned in <actions>.
// The index of the matched rule is returned in <priority>.
// Return false if <endpoint> does not match any rule. In that case
// <actions and <priority> are not initialised.
////////////////////////////////////////////////////////////////////////
char* dumpRule(CORBA::ULong index);
// Return the string representation of the rule at <index>. Returns 0
// if the index is out of range. If the value of <priority> returned
// by match() is used as <index> in this function, the string representation
// of the rule that match() matches is returned.
////////////////////////////////////////////////////////////////////////
friend class omni_transportRules_initialiser;
friend class clientTransportRuleHandler;
friend class serverTransportRuleHandler;
struct RuleActionPair {
RuleActionPair(Rule* r, const CORBA::StringSeq& a)
: rule_(r), action_(a) {}
~RuleActionPair() {
if (rule_) delete rule_;
}
Rule* rule_;
CORBA::StringSeq action_;
};
typedef omnivector<RuleActionPair*> RuleActionPairs;
inline void addRule(Rule* r, const CORBA::StringSeq& a)
{
pd_rules.push_back(new RuleActionPair(r, a));
}
transportRules();
~transportRules();
void reset();
private:
RuleTypes pd_ruletypes;
RuleActionPairs pd_rules;
transportRules(const transportRules&);
transportRules& operator=(const transportRules&);
};
OMNI_NAMESPACE_END(omni)
#endif // __TRANSPORTRULES_H__
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