added HTTP*Credentials::empty() and HTTP*Credentials::clear()

Net/include/Poco/Net/HTTPBasicCredentials.h

@@ -36,7 +36,7 @@ class Net_API HTTPBasicCredentials
 public:
 	HTTPBasicCredentials();
 		/// Creates an empty HTTPBasicCredentials object.
-		
+
 	HTTPBasicCredentials(const std::string& username, const std::string& password);
 		/// Creates a HTTPBasicCredentials object with the given username and password.
 
@@ -55,18 +55,24 @@ public:
 	~HTTPBasicCredentials();
 		/// Destroys the HTTPBasicCredentials.
 
+	void clear();
+		/// Clears both username and password.
+
 	void setUsername(const std::string& username);
 		/// Sets the username.
-		
+
 	const std::string& getUsername() const;
 		/// Returns the username.
-		
+
 	void setPassword(const std::string& password);
 		/// Sets the password.
-		
+
 	const std::string& getPassword() const;
 		/// Returns the password.
-		
+
+	bool empty() const;
+		/// Returns true if both username and password are empty, otherwise false.
+
 	void authenticate(HTTPRequest& request) const;
 		/// Adds authentication information to the given HTTPRequest.
 
@@ -84,7 +90,7 @@ protected:
 private:
 	HTTPBasicCredentials(const HTTPBasicCredentials&);
 	HTTPBasicCredentials& operator = (const HTTPBasicCredentials&);
-	
+
 	std::string _username;
 	std::string _password;
 };
@@ -105,6 +111,12 @@ inline const std::string& HTTPBasicCredentials::getPassword() const
 }
 
 
+inline bool HTTPBasicCredentials::empty() const
+{
+	return _username.empty() && _password.empty();
+}
+
+
 } } // namespace Poco::Net
 
 

Net/include/Poco/Net/HTTPCredentials.h

@@ -91,6 +91,9 @@ public:
 		/// and password of the credentials object.
 		/// Does nothing if URI has no user info part.
 
+	void clear();
+		/// Clears username, password and host.
+
 	void setUsername(const std::string& username);
 		/// Sets the username.
 
@@ -111,6 +114,9 @@ public:
 		/// Returns the target host. Only used for SSPI-based NTLM authentication using
 		/// the credentials of the currently logged-in user on Windows.
 
+	bool empty() const;
+		/// Returns true if both username and password are empty, otherwise false.
+
 	void authenticate(HTTPRequest& request, const HTTPResponse& response);
 		/// Inspects WWW-Authenticate header of the response, initializes
 		/// the internal state (in case of digest authentication) and
@@ -216,6 +222,12 @@ inline const std::string& HTTPCredentials::getHost() const
 }
 
 
+inline bool HTTPCredentials::empty() const
+{
+	return _digest.empty();
+}
+
+
 } } // namespace Poco::Net
 
 

Net/include/Poco/Net/HTTPDigestCredentials.h

@@ -52,6 +52,10 @@ public:
 
 	void reset();
 		/// Resets the HTTPDigestCredentials object to a clean state.
+		/// Does not clear username and password.
+
+	void clear();
+		/// Clears both username and password.
 
 	void setUsername(const std::string& username);
 		/// Sets the username.
@@ -65,6 +69,9 @@ public:
 	const std::string& getPassword() const;
 		/// Returns the password.
 
+	bool empty() const;
+		/// Returns true if both username and password are empty, otherwise false.
+
 	void authenticate(HTTPRequest& request, const HTTPResponse& response);
 		/// Parses WWW-Authenticate header of the HTTPResponse, initializes
 		/// internal state, and adds authentication information to the given HTTPRequest.
@@ -110,7 +117,7 @@ public:
 
 	bool verifyAuthParams(const HTTPRequest& request, const HTTPAuthenticationParams& params) const;
 		/// Verifies the digest authentication information in the given HTTPRequest
-		/// and HTTPAuthenticationParams by recomputing the response and comparing 
+		/// and HTTPAuthenticationParams by recomputing the response and comparing
 		/// it with what's in the request.
 
 	static std::string createNonce();
@@ -125,7 +132,7 @@ private:
 	void createAuthParams(const HTTPRequest& request, const HTTPAuthenticationParams& responseAuthParams);
 	void updateAuthParams(const HTTPRequest& request);
 	int updateNonceCounter(const std::string& nonce);
-	
+
 	static const std::string DEFAULT_ALGORITHM;
 	static const std::string DEFAULT_QOP;
 	static const std::string NONCE_PARAM;
@@ -146,7 +153,7 @@ private:
 	std::string _password;
 	HTTPAuthenticationParams _requestAuthParams;
 	NonceCounterMap _nc;
-	
+
 	static int _nonceCounter;
 	static Poco::FastMutex _nonceMutex;
 };
@@ -167,6 +174,12 @@ inline const std::string& HTTPDigestCredentials::getPassword() const
 }
 
 
+inline bool HTTPDigestCredentials::empty() const
+{
+	return _username.empty() && _password.empty();
+}
+
+
 } } // namespace Poco::Net
 
 

Net/include/Poco/Net/HTTPNTLMCredentials.h

@@ -51,6 +51,10 @@ public:
 
 	void reset();
 		/// Resets the HTTPNTLMCredentials object to a clean state.
+		/// Does not clear username and password.
+
+	void clear();
+		/// Clears username, password and host.
 
 	void setUsername(const std::string& username);
 		/// Sets the username.
@@ -64,6 +68,9 @@ public:
 	const std::string& getPassword() const;
 		/// Returns the password.
 
+	bool empty() const;
+		/// Returns true if both username and password are empty, otherwise false.
+
 	void setHost(const std::string& host);
 		/// Sets the target host.\
 		///
@@ -149,6 +156,12 @@ inline bool HTTPNTLMCredentials::useSSPINTLM() const
 }
 
 
+inline bool HTTPNTLMCredentials::empty() const
+{
+	return _username.empty() && _password.empty();
+}
+
+
 } } // namespace Poco::Net