/// <inheritdoc />
/// <exception cref="InvalidOperationException">
/// XML configuration doesn't contain element for appraisers manager with specified name.
/// </exception>
public void BuildAppraisersManager()
{
XElement appraiserManagerElement = _documentParser.FindElement(
_appraisersManagerParameterName
);
if (appraiserManagerElement is null)
{
var ex = new InvalidOperationException(
$"XML document hasn't value for {_appraisersManagerParameterName}."
);
_logger.Error(ex, "Cannot build AppraisersManager.");
throw ex;
}
var appraisersOutput = XDocumentParser.GetAttributeValue <Boolean>(
appraiserManagerElement, _appraisersOutputParameterName
);
_appraisersManager = new Appraisers.AppraisersManager(appraisersOutput);
foreach (var element in appraiserManagerElement.Elements())
{
Appraisers.Appraiser crawler = _serviceBuilder.CreateAppraiser(element);
_appraisersManager.Add(crawler);
}
}
/// <inheritdoc />
public void Reset()
{
_inputManager = null;
_crawlersManager = null;
_appraisersManager = null;
_outputManager = null;
_dataBaseManager = null;
}
/// <summary>
/// Default constructor which initialize all managers.
/// </summary>
/// <exception cref="ArgumentNullException">
/// <paramref name="inputManager" /> or <paramref name="crawlersManager" /> or
/// <paramref name="appraisersManager" /> or <paramref name="outputManager" /> is
/// <c>null</c>.
/// </exception>
public Shell(
IO.Input.InputManager inputManager,
Crawlers.CrawlersManager crawlersManager,
Appraisers.AppraisersManager appraisersManager,
IO.Output.OutputManager outputManager,
DAL.DataBaseManager dataBaseManager)
{
InputManager = inputManager.ThrowIfNull(nameof(inputManager));
CrawlersManager = crawlersManager.ThrowIfNull(nameof(crawlersManager));
AppraisersManager = appraisersManager.ThrowIfNull(nameof(appraisersManager));
OutputManager = outputManager.ThrowIfNull(nameof(outputManager));
DataBaseManager = dataBaseManager.ThrowIfNull(nameof(dataBaseManager));
}
