/// <summary>
/// Load component properties from a property bag.
/// </summary>
/// <param name="propertyBag">Property bag</param>
/// <param name="errorLog">Error log level</param>
protected override void LoadProperties(IPropertyBag propertyBag, int errorLog)
{
string xml = this.ReadPropertyValue <string>(propertyBag, PROPERTIES_PROP_NAME, null);
if (string.IsNullOrEmpty(xml) == false)
{
ContextPropertySerializer serializer = new ContextPropertySerializer();
serializer.Deserialize(xml);
this.ContextProperties = serializer.Properties;
}
}
public IBaseMessage Execute(IPipelineContext pipelineContext, IBaseMessage inputMessage, string objectArguement)
{
var callToken = TraceProvider.Logger.TraceIn(this.Name);
try
{
Guard.ArgumentNotNull(objectArguement, "objectArguement");
// set the dynamic expression context required for ContextProperty properties of type "Expression"
ExpressionData expressionData = new ExpressionData(inputMessage);
this.ExpressionContext = new Expressions.ExpressionContext(ExpressionImports, expressionData);
ContextPropertySerializer ser = new ContextPropertySerializer();
ser.Deserialize(objectArguement);
// iterate through all context properties promoting or writing
foreach (ContextProperty contextProperty in ser.Properties)
{
object value = this.GetPropertyValue(pipelineContext, inputMessage, contextProperty);
if (contextProperty.IgnoreNullOrEmptyValue == false || this.IsNullOrEmptyValue(value) == false)
{
if (contextProperty.Promote == true)
{
TraceProvider.Logger.TraceInfo("Promoting property into context: {0} = {1}; Namespace = {2}, Source = {3}", contextProperty.Name, value, contextProperty.Namespace, contextProperty.Source.ToString());
inputMessage.Context.Promote(contextProperty.Name, contextProperty.Namespace, value);
}
else
{
TraceProvider.Logger.TraceInfo("Writing property into context: {0} = {1}; Namespace = {2}, Source = {3}", contextProperty.Name, value, contextProperty.Namespace, contextProperty.Source.ToString());
inputMessage.Context.Write(contextProperty.Name, contextProperty.Namespace, value);
}
}
else
{
TraceProvider.Logger.TraceInfo("Ignoring null or empty value: {0} = {1}; Namespace = {2}, Source = {3}", contextProperty.Name, value, contextProperty.Namespace, contextProperty.Source.ToString());
}
}
return(inputMessage);
}
catch (Exception ex)
{
// put component name as a source information in this exception,
// so the event log in message could reflect this
ex.Source = this.Name;
TraceProvider.Logger.TraceError(ex);
throw ex;
}
finally
{
TraceProvider.Logger.TraceOut(callToken, this.Name);
}
}