/// <summary>
/// Deserialize a request to a JsonDocument
/// </summary>
public static JsonDocumentMetadata DeserializeJsonDocumentMetadata(string key,
NameValueCollection headers,
HttpStatusCode statusCode)
{
RavenJObject meta = null;
try
{
meta = headers.FilterHeadersToObject();
}
catch (JsonReaderException jre)
{
throw new JsonReaderException("Invalid Json Response", jre);
}
var etag = headers[Constants.MetadataEtagField];
string lastModified = headers[Constants.RavenLastModified] ?? headers[Constants.LastModified];
var dateTime = DateTime.ParseExact(lastModified, new[] { "o", "r" }, CultureInfo.InvariantCulture, DateTimeStyles.RoundtripKind);
var lastModifiedDate = DateTime.SpecifyKind(dateTime, DateTimeKind.Utc);
return(new JsonDocumentMetadata
{
NonAuthoritativeInformation = statusCode == HttpStatusCode.NonAuthoritativeInformation,
Key = key,
Etag = HttpExtensions.EtagHeaderToEtag(etag),
LastModified = lastModifiedDate,
Metadata = meta
});
}
public static JsonDocument RavenJObjectToJsonDocument(RavenJObject doc)
{
var metadata = (RavenJObject)doc["@metadata"];
doc.Remove("@metadata");
var key = Extract(metadata, "@id", string.Empty);
if (string.IsNullOrEmpty(key))
{
// projection, it seems.
return(new JsonDocument
{
Key = string.Empty,
DataAsJson = doc,
LastModified = SystemTime.UtcNow,
});
}
var lastModified = GetLastModified(metadata);
metadata[Constants.Headers.LastModified] = lastModified;
var etag = Extract(metadata, "@etag", 0, (string g) => HttpExtensions.EtagHeaderToEtag(g));
var jsonDocument = new JsonDocument
{
Key = key,
LastModified = lastModified,
Etag = etag,
TempIndexScore = metadata == null ? null : metadata.Value <float?>(Constants.Indexing.Fields.IndexFieldScoreName),
Metadata = metadata.FilterHeadersToObject(),
DataAsJson = doc
};
return(jsonDocument);
}
/// <summary>
/// Deserialize a request to a JsonDocument
/// </summary>
public static JsonDocumentMetadata DeserializeJsonDocumentMetadata(string key,
HttpResponseHeaders headers,
HttpStatusCode statusCode)
{
RavenJObject metadata = null;
try
{
metadata = headers.FilterHeadersToObject();
}
catch (JsonReaderException jre)
{
throw new JsonReaderException("Invalid Json Response", jre);
}
var etag = headers.ETag.Tag;
string lastModified = headers.GetFirstValue(Constants.Headers.RavenLastModified) ?? headers.GetFirstValue(Constants.Headers.LastModified);
var dateTime = DateTime.ParseExact(lastModified, new[] { "o", "r" }, CultureInfo.InvariantCulture, DateTimeStyles.RoundtripKind);
var lastModifiedDate = DateTime.SpecifyKind(dateTime, DateTimeKind.Utc);
metadata[Constants.Headers.LastModified] = lastModified;
return(new JsonDocumentMetadata
{
Key = key,
Etag = HttpExtensions.EtagHeaderToEtag(etag),
LastModified = lastModifiedDate,
Metadata = metadata
});
}
public static JsonDocument RavenJObjectToJsonDocument(RavenJObject doc)
{
var metadata = (RavenJObject)doc["@metadata"];
doc.Remove("@metadata");
var key = Extract(metadata, "@id", string.Empty);
if (string.IsNullOrEmpty(key))
{
// projection, it seems.
return(new JsonDocument
{
DataAsJson = doc,
LastModified = SystemTime.UtcNow,
});
}
var lastModified = GetLastModified(metadata);
var etag = Extract(metadata, "@etag", Etag.Empty, (string g) => HttpExtensions.EtagHeaderToEtag(g));
var nai = Extract(metadata, "Non-Authoritative-Information", false, (string b) => Convert.ToBoolean(b));
var jsonDocument = new JsonDocument
{
Key = key,
LastModified = lastModified,
Etag = etag,
TempIndexScore = metadata == null ? null : metadata.Value <float?>(Constants.TemporaryScoreValue),
NonAuthoritativeInformation = nai,
Metadata = metadata.FilterHeaders(),
DataAsJson = doc,
};
return(jsonDocument);
}
public static JsonDocument DeserializeJsonDocument(string key, RavenJToken requestJson,
NameValueCollection headers,
HttpStatusCode statusCode)
{
var jsonData = (RavenJObject)requestJson;
var meta = headers.FilterHeadersToObject();
var etag = headers[Constants.MetadataEtagField];
return(new JsonDocument
{
DataAsJson = jsonData,
NonAuthoritativeInformation = statusCode == HttpStatusCode.NonAuthoritativeInformation,
Key = key,
Etag = HttpExtensions.EtagHeaderToEtag(etag),
LastModified = GetLastModifiedDate(headers),
Metadata = meta
});
}
/// <summary>
/// Deserialize a request to a JsonDocument
/// </summary>
public static JsonDocument DeserializeJsonDocument(string key, RavenJToken requestJson,
HttpResponseHeaders headers,
HttpStatusCode statusCode)
{
var jsonData = (RavenJObject)requestJson;
var metadata = headers.FilterHeadersToObject();
var etag = headers.ETag.Tag;
var lastModified = GetLastModifiedDate(headers);
metadata[Constants.Headers.LastModified] = lastModified;
return(new JsonDocument
{
DataAsJson = jsonData,
Key = key,
Etag = HttpExtensions.EtagHeaderToEtag(etag),
LastModified = lastModified,
Metadata = metadata
});
}
public async Task TryResolveConflictOrCreateConcurrencyException(GetResponse[] responses, Func <string, RavenJObject, Etag, Task <ConflictException> > tryResolveConflictOrCreateConcurrencyException)
{
// ReSharper disable once ForCanBeConvertedToForeach
// see: http://ayende.com/blog/169377/the-bug-that-ruined-my-weekend
for (int index = 0; index < responses.Length; index++)
{
var response = responses[index];
if (response == null)
{
continue;
}
if (response.RequestHasErrors() && response.Status != 409)
{
continue;
}
var result = response.Result as RavenJObject;
if (result == null)
{
continue;
}
if (result.ContainsKey("Results"))
{
var results = result["Results"] as RavenJArray;
if (results == null)
{
continue;
}
foreach (RavenJToken value in results)
{
var docResult = value as RavenJObject;
if (docResult == null)
{
return;
}
var metadata = docResult[Constants.Metadata];
if (metadata == null)
{
return;
}
if (metadata.Value <int>("@Http-Status-Code") != 409)
{
return;
}
var id = metadata.Value <string>("@id");
var etag = HttpExtensions.EtagHeaderToEtag(metadata.Value <string>("@etag"));
await TryResolveConflictOrCreateConcurrencyExceptionForSingleDocument(
tryResolveConflictOrCreateConcurrencyException,
id,
etag,
docResult,
response);
}
continue;
}
if (result.ContainsKey("Conflicts"))
{
var id = response.Headers[Constants.DocumentIdFieldName];
var etag = response.GetEtagHeader();
await TryResolveConflictOrCreateConcurrencyExceptionForSingleDocument(
tryResolveConflictOrCreateConcurrencyException,
id,
etag,
result,
response);
}
}
}
public async Task TryResolveConflictOrCreateConcurrencyException(GetResponse[] responses, Func <string, RavenJObject, Etag, Task <ConflictException> > tryResolveConflictOrCreateConcurrencyException)
{
foreach (var response in responses)
{
if (response == null)
{
continue;
}
if (response.RequestHasErrors() && response.Status != 409)
{
continue;
}
var result = response.Result as RavenJObject;
if (result == null)
{
continue;
}
if (result.ContainsKey("Results"))
{
var results = result["Results"] as RavenJArray;
if (results == null)
{
continue;
}
foreach (RavenJToken value in results)
{
var docResult = value as RavenJObject;
if (docResult == null)
{
return;
}
var metadata = docResult[Constants.Metadata];
if (metadata == null)
{
return;
}
if (metadata.Value <int>("@Http-Status-Code") != 409)
{
return;
}
var id = metadata.Value <string>("@id");
var etag = HttpExtensions.EtagHeaderToEtag(metadata.Value <string>("@etag"));
await TryResolveConflictOrCreateConcurrencyExceptionForSingleDocument(
tryResolveConflictOrCreateConcurrencyException,
id,
etag,
docResult,
response);
}
continue;
}
if (result.ContainsKey("Conflicts"))
{
var id = response.Headers[Constants.DocumentIdFieldName];
var etag = response.GetEtagHeader();
await TryResolveConflictOrCreateConcurrencyExceptionForSingleDocument(
tryResolveConflictOrCreateConcurrencyException,
id,
etag,
result,
response);
}
}
}