/// <summary>
/// Builds the frame from JSON text
/// </summary>
/// <param name="textFrame">The text of JSON frame.</param>
/// <returns></returns>
public IFrame BuildFrame(String textFrame)
{
metadata = JObject.Parse(textFrame);
StmLevel frameLevel = StmLevel.STM1;
if (metadata["Level"] != null)
{
frameLevel = FrameBuilder.getStmLevel(metadata["Level"]);
}
Frame returnFrame = new Frame(frameLevel);
if (metadata["Msoh"].HasValues)
{
returnFrame.Msoh = (Header)FrameBuilder.EvaluateContent((JObject)metadata["Msoh"]);
}
if (metadata["Rsoh"].HasValues)
{
returnFrame.Rsoh = (Header)FrameBuilder.EvaluateContent((JObject)metadata["Rsoh"]);
}
if (FrameBuilder.isJArray(metadata["Content"]))
{
returnFrame.Content = FrameBuilder.evaluateContents((JArray)metadata["Content"]);
}
else
{
return(null);
}
return(returnFrame);
}
/// <summary>
/// Evaluates the content. Read JSON object create IContent
/// </summary>
/// <param name="content">The content.</param>
/// <returns></returns>
private static IContent EvaluateContent(JObject content)
{
try
{
if (FrameBuilder.isVirtualContainer(content["Type"])) //VirtualContainer
{
//Create new VC with level from JSON file
VirtualContainer newVC = new VirtualContainer(FrameBuilder.getVCLevel(content["Level"]));
newVC.Pointer = content["Pointer"].ToString();
newVC.POH = (POH)FrameBuilder.EvaluateContent((JObject)content["POH"]);
if (FrameBuilder.isJArray(content["Content"]))
{
newVC.Content = FrameBuilder.evaluateContents((JArray)content["Content"]);
}
else //There is no value Content of VC is null
{
newVC.Content = null;
}
return(newVC);
}
else if (FrameBuilder.isContainer(content["Type"]))
{
Container newContainer = new Container(content["Content"].ToString());
return(newContainer);
}
else if (FrameBuilder.isHeader(content["Type"]))
{
string checksum = content["Checksum"].ToString();
string eow = content["EOW"].ToString();
string dcc = content["DCC"].ToString();
Header newHeader = new Header(checksum, eow, dcc);
return(newHeader);
}
else if (FrameBuilder.isPOH(content["Type"]))
{
SignalLabelType signalType = FrameBuilder.getSignalType(content["SignalLabel"]);
POH poh = new POH(signalType);
return(poh);
}
else
{
return(null);
}
}
catch (Exception e)
{
Console.WriteLine(e.Message);
return(null);
}
}