public async Task WriteStateAsync(string grainType, GrainReference grainReference, IGrainState grainState)
{
try
{
var collection = await this.EnsureCollection(grainType);
var documents = await this.Client.ReadDocumentFeedAsync(collection.DocumentsLink);
var documentId = grainReference.ToKeyString();
var document = documents.Where(d => d.Id == documentId).FirstOrDefault();
if(document != null)
{
document.State = grainState.AsDictionary();
await this.Client.ReplaceDocumentAsync(document);
}
else
{
await this.Client.CreateDocumentAsync(collection.DocumentsLink,
new GrainStateDocument { Id = documentId, State = grainState.AsDictionary() });
}
}
catch (Exception ex)
{
Log.Error(0, "Error in WriteStateAsync", ex);
}
}
/// <summary>
/// Serializes from a grain instance to a JSON document.
/// </summary>
/// <param name="grainState">Grain state to be converted into JSON storage format.</param>
/// <remarks>
/// See:
/// http://msdn.microsoft.com/en-us/library/system.web.script.serialization.javascriptserializer.aspx
/// for more on the JSON serializer.
/// </remarks>
protected static string ConvertToStorageFormat(IGrainState grainState)
{
IDictionary <string, object> dataValues = grainState.AsDictionary();
JavaScriptSerializer serializer = new JavaScriptSerializer();
return(serializer.Serialize(dataValues));
}
/// <summary>
/// Serializes from a grain instance to a JSON document.
/// </summary>
/// <param name="grainState">Grain state to be converted into JSON storage format.</param>
/// <remarks>
/// </remarks>
protected static string ConvertToStorageFormat(string grainType, IGrainState grainState)
{
IDictionary <string, object> dataValues = grainState.AsDictionary();
//store _Type into couchbase
dataValues["_Type"] = grainType;
return(JsonConvert.SerializeObject(dataValues));
}
public async Task WriteStateAsync(string grainType, GrainReference grainId, IGrainState grainState)
{
try
{
var blobName = BlobStorageProvider.GetBlobName(grainType, grainId);
var storedData = JsonConvert.SerializeObject(grainState.AsDictionary());
var blob = container.GetBlockBlobReference(blobName);
await blob.UploadTextAsync(storedData);
}
catch (Exception ex)
{
Log.Error(0, ex.ToString());
}
}
public async Task WriteStateAsync(string grainType, GrainReference grainId, IGrainState grainState)
{
try
{
var blobName = BlobStorageProvider.GetBlobName(grainType, grainId);
var storedData = JsonConvert.SerializeObject(grainState.AsDictionary());
var blob = container.GetBlockBlobReference(blobName);
await blob.UploadTextAsync(storedData);
}
catch (Exception ex)
{
Log.Error(0, ex.ToString());
}
}
public async Task WriteStateAsync(string grainType, Orleans.Runtime.GrainReference grainReference, IGrainState grainState)
{
try
{
var Client = new CouchbaseClient();
var GrainKey = GetGrainKey(grainType, grainReference);
var json = JsonConvert.SerializeObject(grainState.AsDictionary());
await Task.Run(() =>
{
Client.Store(StoreMode.Set, GrainKey, json);
});
}
catch (Exception ex)
{
Log.Error(0, "Error in WriteStateAsync", ex);
}
}
/// <summary>
/// Serialize to Azure storage format in either binary or JSON format.
/// </summary>
/// <param name="grainState">The grain state data to be serialized</param>
/// <param name="entity">The Azure table entity the data should be stored in</param>
/// <remarks>
/// See:
/// http://msdn.microsoft.com/en-us/library/system.web.script.serialization.javascriptserializer.aspx
/// for more on the JSON serializer.
/// </remarks>
internal void ConvertToStorageFormat(IGrainState grainState, GrainStateEntity entity)
{
// Dehydrate
var dataValues = grainState.AsDictionary();
int dataSize;
if (useJsonFormat)
{
// http://james.newtonking.com/json/help/index.html?topic=html/T_Newtonsoft_Json_JsonConvert.htm
string data = Newtonsoft.Json.JsonConvert.SerializeObject(dataValues, jsonSettings);
if (Log.IsVerbose3)
{
Log.Verbose3("Writing JSON data size = {0} for grain id = Partition={1} / Row={2}",
data.Length, entity.PartitionKey, entity.RowKey);
}
dataSize = data.Length;
entity.StringData = data;
}
else
{
// Convert to binary format
byte[] data = SerializationManager.SerializeToByteArray(dataValues);
if (Log.IsVerbose3)
{
Log.Verbose3("Writing binary data size = {0} for grain id = Partition={1} / Row={2}",
data.Length, entity.PartitionKey, entity.RowKey);
}
dataSize = data.Length;
entity.Data = data;
}
if (dataSize > MAX_DATA_SIZE)
{
var msg = string.Format("Data too large to write to Azure table. Size={0} MaxSize={1}", dataSize, MAX_DATA_SIZE);
Log.Error(0, msg);
throw new ArgumentOutOfRangeException("GrainState.Size", msg);
}
}
public async Task WriteStateAsync(string grainType, GrainReference grainId, IGrainState grainState)
{
try
{
var blobName = BlobStorageProvider.GetBlobName(grainType, grainId);
var storedData = JsonConvert.SerializeObject(grainState.AsDictionary(), settings);
var blob = container.GetBlockBlobReference(blobName);
await
blob.UploadTextAsync(
storedData,
Encoding.UTF8,
AccessCondition.GenerateIfMatchCondition(grainState.Etag),
null,
null);
grainState.Etag = blob.Properties.ETag;
}
catch (Exception ex)
{
Log.Error(0, ex.ToString());
}
}
/// <summary> Write state data function for this storage provider. </summary>
/// <see cref="IStorageProvider#WriteStateAsync"/>
public virtual async Task WriteStateAsync(string grainType, GrainReference grainReference, IGrainState grainState)
{
var keys = MakeKeys(grainType, grainReference);
var data = grainState.AsDictionary();
string receivedEtag = grainState.Etag;
if (Log.IsVerbose2)
{
Log.Verbose2("Write {0} ", StorageProviderUtils.PrintOneWrite(keys, data, receivedEtag));
}
if (receivedEtag != null && receivedEtag != etag)
{
throw new InconsistentStateException(string.Format("Etag mismatch durign Write: Expected = {0} Received = {1}", etag, receivedEtag));
}
string key = HierarchicalKeyStore.MakeStoreKey(keys);
IMemoryStorageGrain storageGrain = GetStorageGrain(key);
await storageGrain.WriteStateAsync(STATE_STORE_NAME, key, data);
etag = NewEtag();
}
/// <summary>
/// Serialize to Azure storage format in either binary or JSON format.
/// </summary>
/// <param name="grainState">The grain state data to be serialized</param>
/// <param name="entity">The Azure table entity the data should be stored in</param>
/// <remarks>
/// See:
/// http://msdn.microsoft.com/en-us/library/system.web.script.serialization.javascriptserializer.aspx
/// for more on the JSON serializer.
/// </remarks>
internal void ConvertToStorageFormat(IGrainState grainState, GrainStateEntity entity)
{
// Dehydrate
var dataValues = grainState.AsDictionary();
int dataSize;
if (useJsonFormat)
{
// http://james.newtonking.com/json/help/index.html?topic=html/T_Newtonsoft_Json_JsonConvert.htm
string data = Newtonsoft.Json.JsonConvert.SerializeObject(dataValues, jsonSettings);
if (Log.IsVerbose3) Log.Verbose3("Writing JSON data size = {0} for grain id = Partition={1} / Row={2}",
data.Length, entity.PartitionKey, entity.RowKey);
dataSize = data.Length;
entity.StringData = data;
}
else
{
// Convert to binary format
byte[] data = SerializationManager.SerializeToByteArray(dataValues);
if (Log.IsVerbose3) Log.Verbose3("Writing binary data size = {0} for grain id = Partition={1} / Row={2}",
data.Length, entity.PartitionKey, entity.RowKey);
dataSize = data.Length;
entity.Data = data;
}
if (dataSize > MAX_DATA_SIZE)
{
var msg = string.Format("Data too large to write to Azure table. Size={0} MaxSize={1}", dataSize, MAX_DATA_SIZE);
Log.Error(0, msg);
throw new ArgumentOutOfRangeException("GrainState.Size", msg);
}
}
public Task WriteStateAsync(string grainType, GrainReference grainReference, IGrainState grainState)
{
var entity = new DynamicTableEntity(grainReference.ToKeyString(), grainType) { ETag = "*" };
var serializer = new JsonSerializer();
using (var memoryStream = new MemoryStream())
{
using (var bsonWriter = new BsonWriter(memoryStream))
{
serializer.Serialize(bsonWriter, grainState.AsDictionary());
SplitBinaryData(entity, memoryStream.ToArray());
}
}
return _table.ExecuteAsync(TableOperation.InsertOrReplace(entity));
}
public async Task WriteStateAsync(string grainType, GrainReference grainId, IGrainState grainState)
{
var blobName = GetBlobName(grainType, grainId);
try
{
if (this.Log.IsVerbose3)
{
this.Log.Verbose3((int)AzureProviderErrorCode.AzureBlobProvider_Storage_Writing, "Writing: GrainType={0} Grainid={1} ETag={2} to BlobName={3} in Container={4}", grainType, grainId, grainState.Etag, blobName, container.Name);
}
var grainStateDictionary = grainState.AsDictionary();
var json = JsonConvert.SerializeObject(grainStateDictionary, jsonSettings);
var blob = container.GetBlockBlobReference(blobName);
blob.Properties.ContentType = "application/json";
var containerNotFound = false;
try
{
await blob.UploadTextAsync(
json,
Encoding.UTF8,
AccessCondition.GenerateIfMatchCondition(grainState.Etag),
null,
null).ConfigureAwait(false);
}
catch (StorageException exception)
{
var errorCode = exception.RequestInformation.ExtendedErrorInformation.ErrorCode;
containerNotFound = errorCode == BlobErrorCodeStrings.ContainerNotFound;
}
if (containerNotFound)
{
// if the container does not exist, create it, and make another attempt
if (this.Log.IsVerbose3)
{
this.Log.Verbose3((int)AzureProviderErrorCode.AzureBlobProvider_ContainerNotFound, "Creating container: GrainType={0} Grainid={1} ETag={2} to BlobName={3} in Container={4}", grainType, grainId, grainState.Etag, blobName, container.Name);
}
await container.CreateIfNotExistsAsync().ConfigureAwait(false);
await blob.UploadTextAsync(
json,
Encoding.UTF8,
AccessCondition.GenerateIfMatchCondition(grainState.Etag),
null,
null).ConfigureAwait(false);
}
grainState.Etag = blob.Properties.ETag;
if (this.Log.IsVerbose3)
{
this.Log.Verbose3((int)AzureProviderErrorCode.AzureBlobProvider_Storage_DataRead, "Written: GrainType={0} Grainid={1} ETag={2} to BlobName={3} in Container={4}", grainType, grainId, grainState.Etag, blobName, container.Name);
}
}
catch (Exception ex)
{
Log.Error((int)AzureProviderErrorCode.AzureBlobProvider_WriteError,
string.Format("Error writing: GrainType={0} Grainid={1} ETag={2} to BlobName={3} in Container={4} Exception={5}", grainType, grainId, grainState.Etag, blobName, container.Name, ex.Message),
ex);
}
}
/// <summary>
/// Serializes from a grain instance to a JSON document.
/// </summary>
/// <param name="grainState">Grain state to be converted into JSON storage format.</param>
/// <remarks>
/// </remarks>
protected static string ConvertToStorageFormat(string grainType, IGrainState grainState)
{
IDictionary<string, object> dataValues = grainState.AsDictionary();
//store _Type into couchbase
dataValues["_Type"] = grainType;
return JsonConvert.SerializeObject(dataValues);
}
/// <summary>
/// Serializes from a grain instance to a JSON document.
/// </summary>
/// <param name="grainState">Grain state to be converted into JSON storage format.</param>
/// <remarks>
/// See:
/// http://msdn.microsoft.com/en-us/library/system.web.script.serialization.javascriptserializer.aspx
/// for more on the JSON serializer.
/// </remarks>
protected static string ConvertToStorageFormat(IGrainState grainState)
{
IDictionary<string, object> dataValues = grainState.AsDictionary();
JavaScriptSerializer serializer = new JavaScriptSerializer();
return serializer.Serialize(dataValues);
}