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// $Id$
/**
* @file URLBase.h
*
* @author Martin Corino <mcorino@remedy.nl>
*/
#ifndef ACE_INET_URL_BASE_H
#define ACE_INET_URL_BASE_H
#include /**/ "ace/pre.h"
#include "ace/SString.h"
#include "ace/Map_Manager.h"
#include "ace/Singleton.h"
#include "ace/Null_Mutex.h"
#include "ace/Recursive_Thread_Mutex.h"
#include "ace/Refcounted_Auto_Ptr.h"
#include "ace/INet/INet_Export.h"
#include "ace/INet/AuthenticationBase.h"
#include "ace/INet/ClientRequestHandler.h"
#include <iosfwd>
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
namespace ACE
{
namespace INet
{
/**
* @class ACE_INet_URLStream
*
* @brief Provides abstracted wrapper class for the resulting
* stream of an URL <open> operation.
*
* Provides proper life cycle management for either factory provided
* or user provided request handlers.
*/
class ACE_INET_Export URLStream
{
public:
URLStream (const URLStream& url_stream);
~URLStream ();
bool operator ! ();
operator bool ();
std::istream& operator * ();
std::istream* operator -> ();
private:
friend class URL_Base;
URLStream (ClientRequestHandler& rh);
URLStream (ClientRequestHandler* rh);
typedef ACE_Refcounted_Auto_Ptr<ClientRequestHandler,
ACE_Null_Mutex> TRequestHandlerRef;
TRequestHandlerRef request_handler_ref_;
ClientRequestHandler* request_handler_;
};
/**
* @class ACE_INet_URL_Base
*
* @brief Base class for URL/URI addresses conforming to RFC3986.
*
*/
class ACE_INET_Export URL_Base
{
public:
URL_Base ();
virtual ~URL_Base ();
virtual bool parse (const ACE_CString& url_string);
void set_path (const ACE_CString& path);
virtual void set_query (const ACE_CString& query);
virtual void set_fragment (const ACE_CString& fragment);
virtual const ACE_CString& get_scheme () const = 0;
const ACE_CString& get_protocol () const;
virtual ACE_CString get_authority () const;
const ACE_CString& get_path () const;
virtual const ACE_CString& get_query () const;
virtual const ACE_CString& get_fragment () const;
virtual URLStream open () const;
virtual URLStream open (ClientRequestHandler& rh) const;
virtual ACE_CString to_string () const = 0;
static URL_Base* create_from_string (const ACE_CString& url_string);
#if defined (ACE_HAS_WCHAR)
virtual bool parse (const ACE_WString& url_string);
virtual ACE_WString to_wstring () const;
static URL_Base* create_from_wstring (const ACE_WString& url_string);
#endif
virtual bool validate ();
protected:
static const ACE_CString empty_;
bool strip_scheme (ACE_CString& url_string);
virtual int parse_authority (std::istream& is);
virtual bool has_authority ();
virtual ClientRequestHandler* create_default_request_handler () const = 0;
private:
ACE_CString path_;
public:
#if (defined(_MSC_VER) || defined(__MINGW32__))
class ACE_INET_Export Factory
#else
class Factory
#endif
{
public:
Factory ();
virtual ~Factory ();
virtual const ACE_CString& protocol () = 0;
virtual URL_Base* create_from_string (const ACE_CString& url_string) = 0;
};
static void register_factory (Factory* url_factory);
static void deregister_factory (Factory* url_factory);
private:
typedef ACE_Map_Manager<ACE_CString,
Factory*,
ACE_SYNCH::MUTEX> TURLFactoryMap;
typedef ACE_Singleton<TURLFactoryMap,
ACE_SYNCH::NULL_MUTEX> TURLFactorySingleton;
static TURLFactoryMap* factories_;
};
/**
* @class ACE_INet_URL_INetBase
*
* @brief Base class for internet protocol based URL/URI
* addresses supporting host(name) and port specification.
*
*/
class ACE_INET_Export URL_INetBase
: public URL_Base
{
public:
URL_INetBase(u_short port);
virtual ~URL_INetBase ();
void set_host (const ACE_CString& host);
void set_port (u_short port);
const ACE_CString& get_host () const;
u_short get_port () const;
virtual u_short default_port () const = 0;
virtual ACE_CString get_authority () const;
virtual bool validate ();
protected:
virtual int parse_authority (std::istream& is);
virtual bool has_authority ();
int parse_authority_i (std::istream& is,
std::ostream& os,
int lastch);
private:
ACE_CString host_;
u_short port_;
};
/**
* @class ACE_INet_URL_INetAuthBase
*
* @brief Base class for internet protocol based URL/URI
* addresses supporting authentication information.
*
* This implementation does *not* support the specification
* of passwords in user_info field of the URL (deprecated as
* of RFC3986).
*/
class ACE_INET_Export URL_INetAuthBase
: public URL_INetBase
{
public:
URL_INetAuthBase(u_short port);
virtual ~URL_INetAuthBase ();
const ACE_CString& get_user_info () const;
void set_user_info (const ACE_CString& userinfo);
virtual ACE_CString get_authority () const;
protected:
virtual int parse_authority (std::istream& is);
private:
ACE_CString userinfo_;
public:
static bool add_authenticator (const ACE_CString& auth_id, AuthenticatorBase* authenticator);
static bool has_authenticator (const ACE_CString& auth_id);
static AuthenticatorBase* remove_authenticator (const ACE_CString& auth_id);
static bool authenticate (AuthenticationBase& authentication);
private:
typedef ACE_Refcounted_Auto_Ptr<AuthenticatorBase,
ACE_SYNCH::NULL_MUTEX> authenticator_ptr;
typedef ACE_Map_Manager<ACE_CString,
authenticator_ptr,
ACE_SYNCH::RECURSIVE_MUTEX> authenticator_map;
static authenticator_map authenticators_;
};
}
}
ACE_END_VERSIONED_NAMESPACE_DECL
#if defined (__ACE_INLINE__)
#include "ace/INet/URLBase.inl"
#endif
#include /**/ "ace/post.h"
#endif /* ACE_INET_URL_BASE_H */
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