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-/*
- * libjingle
- * Copyright 2004--2005, Google Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
- * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-#ifndef _jid_h_
-#define _jid_h_
-
-#include <string>
-#include "talk/base/basictypes.h"
-#include "talk/xmllite/xmlconstants.h"
-
-namespace buzz {
-
-//! The Jid class encapsulates and provides parsing help for Jids
-//! A Jid consists of three parts. The node, the domain and the resource.
-//!
-//! node@domain/resource
-//!
-//! The node and resource are both optional. A valid jid is defined to have
-//! a domain. A bare jid is defined to not have a resource and a full jid
-//! *does* have a resource.
-class Jid {
-public:
- explicit Jid();
- explicit Jid(const std::string & jid_string);
- explicit Jid(const std::string & node_name,
- const std::string & domain_name,
- const std::string & resource_name);
- explicit Jid(bool special, const std::string & special_string);
- Jid(const Jid & jid) : data_(jid.data_) {
- if (data_ != NULL) {
- data_->AddRef();
- }
- }
- Jid & operator=(const Jid & jid) {
- if (jid.data_ != NULL) {
- jid.data_->AddRef();
- }
- if (data_ != NULL) {
- data_->Release();
- }
- data_ = jid.data_;
- return *this;
- }
- ~Jid() {
- if (data_ != NULL) {
- data_->Release();
- }
- }
-
-
- const std::string & node() const { return !data_ ? STR_EMPTY : data_->node_name_; }
- // void set_node(const std::string & node_name);
- const std::string & domain() const { return !data_ ? STR_EMPTY : data_->domain_name_; }
- // void set_domain(const std::string & domain_name);
- const std::string & resource() const { return !data_ ? STR_EMPTY : data_->resource_name_; }
- // void set_resource(const std::string & res_name);
-
- std::string Str() const;
- Jid BareJid() const;
-
- bool IsValid() const;
- bool IsBare() const;
- bool IsFull() const;
-
- bool BareEquals(const Jid & other) const;
-
- bool operator==(const Jid & other) const;
- bool operator!=(const Jid & other) const { return !operator==(other); }
-
- bool operator<(const Jid & other) const { return Compare(other) < 0; };
- bool operator>(const Jid & other) const { return Compare(other) > 0; };
-
- int Compare(const Jid & other) const;
-
- // A quick and dirty hash. Don't count on this producing a great
- // distribution.
- uint32 ComputeLameHash() const;
-
-private:
-
- static std::string prepNode(const std::string str,
- std::string::const_iterator start, std::string::const_iterator end,
- bool *valid);
- static char prepNodeAscii(char ch, bool *valid);
- static std::string prepResource(const std::string str,
- std::string::const_iterator start, std::string::const_iterator end,
- bool *valid);
- static char prepResourceAscii(char ch, bool *valid);
- static std::string prepDomain(const std::string str,
- std::string::const_iterator start, std::string::const_iterator end,
- bool *valid);
- static void prepDomain(const std::string str,
- std::string::const_iterator start, std::string::const_iterator end,
- std::string *buf, bool *valid);
- static void prepDomainLabel(const std::string str,
- std::string::const_iterator start, std::string::const_iterator end,
- std::string *buf, bool *valid);
- static char prepDomainLabelAscii(char ch, bool *valid);
-
- class Data {
- public:
- Data() : refcount_(1) {}
- Data(const std::string & node, const std::string &domain, const std::string & resource) :
- node_name_(node),
- domain_name_(domain),
- resource_name_(resource),
- refcount_(1) {}
- const std::string node_name_;
- const std::string domain_name_;
- const std::string resource_name_;
-
- void AddRef() { refcount_++; }
- void Release() { if (!--refcount_) delete this; }
- private:
- int refcount_;
- };
-
- Data * data_;
-};
-
-}
-
-
-
-#endif