/// <summary>
/// A Get method to fetch the stream from the URI
/// </summary>
/// <typeparam name="TRequest">The Request Object to pass to</typeparam>
/// <param name="httpMethod">HTTP Method</param>
/// <param name="uri">The Source URL from where Stream can be downloaded</param>
/// <param name="request">The input object which should be passed as part of request</param>
/// <returns></returns>
public Stream GetStream <TRequest>(HttpMethod httpMethod, string uri, TRequest request) where TRequest : class
{
HttpClient httpClient = EVHttpClient.GetHttpClient();
try
{
HttpResponseMessage httpResp;
if (null == request)
{
httpResp = httpClient.Send(httpMethod, uri);
}
else
{
httpResp = httpClient.Send(httpMethod, uri,
HttpContentExtensions.CreateXmlSerializable <TRequest>(request));
}
if (!httpResp.IsStatusIsSuccessful())
{
throw new EVException().AddHttpResponse(httpResp);
}
// -- get the xml
return(httpResp.Content.ReadAsStream());
}
catch (Exception exception)
{
CheckAndThrowWebException(exception);
throw;
}
}
/// <summary>
/// This is a generic Http send method which takes data from
/// stub if needed else calls the service and returns the data
/// back to the caller
/// </summary>
/// <typeparam name="TRequest">Request type</typeparam>
/// <typeparam name="TResponse">Response type</typeparam>
/// <param name="httpMethod">HttpMethod type</param>
/// <param name="uri">Uri of stubbed filename/Rest web service</param>
/// <param name="obj">Request type object</param>
/// <returns>Response type object</returns>
public TResponse SendUsingDataContract <TRequest, TResponse>(HttpMethod httpMethod, string uri, TRequest obj)
{
HttpResponseMessage httpResp = null;
string xml = string.Empty;
// -- try to get stub data
xml = GetStubData(uri);
if (string.IsNullOrEmpty(xml))
{
httpResp = obj == null?EVHttpClient.GetHttpClient().Send(httpMethod, uri) : EVHttpClient.GetHttpClient().Send(httpMethod, uri, HttpContentExtensions.CreateDataContract <TRequest>(obj));
if (httpResp != null && !httpResp.IsStatusIsSuccessful())
{
throw new EVException().AddHttpResponse(httpResp);
}
// -- get response data
xml = GetResponseData(uri, httpResp);
}
return((TResponse)XmlUtility.DeserializeObject(xml, typeof(TResponse)));
}
/// <summary>
/// A Get method to fetch the stream from the URI
/// </summary>
/// <typeparam name="TRequest">The Request Object to pass to</typeparam>
/// <param name="httpMethod">HTTP Method</param>
/// <param name="uri">The Source URL from where Stream can be downloaded</param>
/// <param name="obj">The input object which should be passed as part of request</param>
/// <returns></returns>
public Stream GetStream <TRequest>(HttpMethod httpMethod, string uri, TRequest obj) where TRequest : class
{
HttpResponseMessage httpResp = null;
string xml = string.Empty;
// -- try to get stub data
xml = GetStubData(uri);
if (string.IsNullOrEmpty(xml))
{
httpResp = obj == null?EVHttpClient.GetHttpClient().Send(httpMethod, uri) : EVHttpClient.GetHttpClient().Send(httpMethod, uri, HttpContentExtensions.CreateXmlSerializable <TRequest>(obj));
if (!httpResp.IsStatusIsSuccessful())
{
throw new EVException().AddHttpResponse(httpResp);
}
// -- get response data
return(httpResp.Content.ReadAsStream());
}
return(null);
}
