public Twitter()
{
AdapterModes = new AdapterMode[]
{
new AdapterMode("Subscribe", MessageDirection.DatagramSender)
};
Capabilities = new ESBAdapterCapabilities()
{
AdapterName = "TweetAdapter"
};
}
/// <summary>
/// This routine is fired by the ESB framework when the adapter is started up
/// </summary>
/// <param name="adapterMode">Contains the adapter mode being requested</param>
/// <remarks>
/// ESB framework will have already set the properties. The requested
/// adapter mode is checked against supported modes for validity.
public override void Connect(string adapterMode)
{
this._adapterMode = null;
foreach (AdapterMode mode in AdapterModes)
{
// don't worry about capitalization
if (adapterMode.Equals(mode.ModeName, StringComparison.InvariantCultureIgnoreCase))
{
this._adapterMode = mode;
break;
}
}
// IncludeMetadata is a option located in the General Tab of the Adapter endpoint. Its meant to control whether or not
// custom message properties should be collected and persisted and/or retreived from the message
if (IncludeMetadata)
{
MessageProperties.Add(new NameValuePair("Mode", this._adapterMode.ModeName));
}
// get a copy of the esb configuration. Used primarily for custom error handling and for instantiating the Neuron Message
// Audit service used for publish mode exceptions.
Configuration = this.Configuration;
RaiseAdapterInfo(ErrorLevel.Verbose, Configuration == null ? "ESB Configuration Is NULL" : "ESB Configuration returned");
// connect to Neuron audit service
ConnectAuditService();
// call user defined method
ConnectAdapter();
// start up the receive thread for publish/polling mode if supported
if (this._adapterMode.ModeName.Equals(AdapterModeStringConstants.Publish))
{
this._receiveThread = new Thread(new ThreadStart(ReceiveThreadRoutine));
// always use a background thread so we don't need to clean them up
this._receiveThread.IsBackground = true;
this._receiveThread.Start();
}
}
/// <summary>
/// Create an initialized instance of the adapter
/// </summary>
/// <remarks>
/// AdapterModes and ESBAdapterCapabilities must always be initialized so that the ESB
/// framework and Neuron ESB Explorer UI can correctly interact with the adapter. Modes that are supported in the UI must listed.
/// meta data i.e. esb message custom propeties that will be supported must be added, each one preceeded by a period (.), followed by the
/// name of the property (no spaces), a semicolon, followed by the description of the property i.e.
/// .[NameOfProperty].[Description of property]
/// These properties will be displayed in the Set Properties Process Step as well.
/// </remarks>
public SerialAdapter()
{
AdapterModes = new AdapterMode[]
{
/// To control what is displayed and supporte in the neuron explorer UI, comment out the modes
/// that you do not wish to support
// new AdapterMode(AdapterModeStringsEnum.Subscriber.Description(), MessageDirection.DatagramSender), // subscribe mode - send messages to an SerialPort
new AdapterMode(AdapterModeStringsEnum.Publish.Description(), MessageDirection.DatagramReceiver), // Receive mode - new files are obtained from SerialPort and published to the bus
};
ESBAdapterCapabilities caps = new ESBAdapterCapabilities();
caps.AdapterName = AdapterName;
caps.Prefix = MetadataPrefix;
// SAMPLE: Sample context properties that will be exposed within Neuron. These can be viewed within the Set Properties Process Step
// **************************************************************
caps.MetadataFieldInfo =
MetadataPrefix + ".SerialPort:Name of SerialPort data is sent to or retreived from," +
MetadataPrefix + ".BaudRate:bits per second,";
// **************************************************************
Capabilities = caps;
}
