/// <summary> /// Construct the object by de-serializing from the stream. /// </summary> protected OpcConnectData(SerializationInfo info, StreamingContext context) { string username = info.GetString(Names.UserName); string password = info.GetString(Names.Password); string domain = info.GetString(Names.Domain); string proxyUri = info.GetString(Names.ProxyUri); info.GetString(Names.LicenseKey); if (domain != null) { UserIdentity = new OpcUserIdentity("", ""); } else { UserIdentity = new OpcUserIdentity(username, password); } if (proxyUri != null) { proxy_ = new WebProxy(proxyUri); } else { proxy_ = null; } }
/// <summary> /// Contructs teh object by de-serializing from the stream. /// </summary> protected OpcConnectData(SerializationInfo info, StreamingContext context) { string username = info.GetString(Names.USER_NAME); string password = info.GetString(Names.PASSWORD); string domain = info.GetString(Names.DOMAIN); string proxyUri = info.GetString(Names.PROXY_URI); string licenseKey = info.GetString(Names.LICENSE_KEY); if (domain != null) { UserIdentity = new OpcUserIdentity("", ""); } else { UserIdentity = new OpcUserIdentity(username, password); } if (proxyUri != null) { _proxy = new WebProxy(proxyUri); } else { _proxy = null; } }
/////////////////////////////////////////////////////////////////////// #region Public Methods /// <summary> /// Whether the identity represents an the default identity. /// </summary> public static bool IsDefault(OpcUserIdentity identity) { if (identity != null) { return(!identity._usernameValid); } return(true); }
/// <summary> /// Initializes an instance with the specified credentials. /// </summary> public OpcConnectData(OpcUserIdentity userIdentity) { UserIdentity = userIdentity; proxy_ = null; }
/// <summary> /// Initializes an instance with the specified credentials and web proxy. /// </summary> public OpcConnectData(OpcUserIdentity userIdentity, WebProxy proxy) { UserIdentity = userIdentity; proxy_ = proxy; }
/// <summary> /// Returns a list of servers that support the specified specification. /// </summary> /// <param name="specification">Unique identifier for one OPC specification.</param> /// <param name="discoveryServerUrl">The URL of the discovery server to be used.</param> /// <param name="identity">The user identity to use when discovering the servers.</param> /// <returns>Returns a list of found OPC servers.</returns> public static List <OpcServer> GetServers(OpcSpecification specification, string discoveryServerUrl, OpcUserIdentity identity) { List <OpcServer> serverList = new List <OpcServer>(); bool discovery = specification == OpcSpecification.OPC_AE_10 || (specification == OpcSpecification.OPC_DA_20 || specification == OpcSpecification.OPC_DA_30) || specification == OpcSpecification.OPC_HDA_10; if (discovery) { if (discovery_ == null || hostName_ != discoveryServerUrl) { discovery_?.Dispose(); hostName_ = discoveryServerUrl; discovery_ = new ServerEnumerator(); } OpcServer[] servers = discovery_.GetAvailableServers(specification); if (servers != null) { foreach (OpcServer server in servers) { serverList.Add(server); } } } return(serverList); }
/// <summary> /// Returns a list of servers that support the specified specification. /// </summary> /// <param name="specification">Unique identifier for one OPC specification.</param> /// <param name="discoveryServerUrl">The URL of the discovery server to be used.</param> /// <returns>Returns a list of found OPC servers.</returns> public static List <OpcServer> GetServers(OpcSpecification specification, string discoveryServerUrl) { OpcUserIdentity identity = new OpcUserIdentity("", ""); return(GetServers(specification, discoveryServerUrl, identity)); }
/// <summary> /// Returns a list of servers that support the specified specification. /// </summary> /// <param name="specification">Unique identifier for one OPC specification.</param> /// <returns>Returns a list of found OPC servers.</returns> public static List <OpcServer> GetServers(OpcSpecification specification) { OpcUserIdentity identity = new OpcUserIdentity("", ""); return(GetServers(specification, null, identity)); }
/// <summary> /// Returns a list of servers that support the specified specification. /// </summary> /// <param name="specification">Unique identifier for one OPC specification.</param> /// <param name="discoveryServerUrl">The URL of the discovery server to be used.</param> /// <param name="identity">The user identity to use when discovering the servers.</param> /// <returns>Returns a list of found OPC servers.</returns> public static List <OpcServer> GetServers(OpcSpecification specification, string discoveryServerUrl, OpcUserIdentity identity) { List <OpcServer> serverList = new List <OpcServer>(); bool dcomDiscovery = false; if (specification == OpcSpecification.OPC_AE_10) { dcomDiscovery = true; } if (specification == OpcSpecification.OPC_DA_20 || specification == OpcSpecification.OPC_DA_30) { dcomDiscovery = true; } if (specification == OpcSpecification.OPC_HDA_10) { dcomDiscovery = true; } if (specification == null) { return(serverList); } else if (dcomDiscovery) { if (_discovery == null || _hostName != discoveryServerUrl) { if (_discovery != null) { _discovery.Dispose(); } _hostName = discoveryServerUrl; _discovery = new Technosoftware.DaAeHdaClient.Com.ServerEnumerator(); } OpcServer[] servers = _discovery.GetAvailableServers(specification); if (servers != null) { foreach (OpcServer server in servers) { serverList.Add(server); } } } return(serverList); }