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

Net/include/Poco/Net/HTTPBasicCredentials.h

@@ -55,6 +55,9 @@ public:
 	~HTTPBasicCredentials();
 		/// Destroys the HTTPBasicCredentials.
 
+	void clear();
+		/// Clears both username and password.
+
 	void setUsername(const std::string& username);
 		/// Sets the username.
 
@@ -67,6 +70,9 @@ 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;
 		/// Adds authentication information to the given HTTPRequest.
 
@@ -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.
@@ -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
 
 

Net/src/HTTPBasicCredentials.cpp

@@ -69,6 +69,13 @@ HTTPBasicCredentials::~HTTPBasicCredentials()
 }
 
 
+void HTTPBasicCredentials::clear()
+{
+	_username.clear();
+	_password.clear();
+}
+
+
 void HTTPBasicCredentials::setUsername(const std::string& username)
 {
 	_username = username;

Net/src/HTTPCredentials.cpp

@@ -47,6 +47,13 @@ HTTPCredentials::~HTTPCredentials()
 }
 
 
+void HTTPCredentials::clear()
+{
+	_digest.clear();
+	_ntlm.clear();
+}
+
+
 void HTTPCredentials::fromUserInfo(const std::string& userInfo)
 {
 	std::string username;

Net/src/HTTPDigestCredentials.cpp

@@ -121,6 +121,13 @@ void HTTPDigestCredentials::setPassword(const std::string& password)
 }
 
 
+void HTTPDigestCredentials::clear()
+{
+	_username.clear();
+	_password.clear();
+}
+
+
 void HTTPDigestCredentials::authenticate(HTTPRequest& request, const HTTPResponse& response)
 {
 	authenticate(request, HTTPAuthenticationParams(response));

Net/src/HTTPNTLMCredentials.cpp

@@ -52,6 +52,14 @@ void HTTPNTLMCredentials::reset()
 }
 
 
+void HTTPNTLMCredentials::clear()
+{
+	_username.clear();
+	_password.clear();
+	_host.clear();
+}
+
+
 void HTTPNTLMCredentials::setUsername(const std::string& username)
 {
 	_username = username;