public void ApplyClientBehavior(ServiceEndpoint endpoint, ClientRuntime clientRuntime)
{
var protoBinding = endpoint.Binding as ProtoBufBinding;
if (protoBinding == null)
{
throw new ConfigurationException("The endpoint behaviour, ProtoBufBindingEndpointBehaviour, can only be applied to an endpoint which has ProtoBufBinding as its binding.");
}
foreach (var clientOperation in clientRuntime.ClientOperations)
{
var compressionBehaviour = protoBinding.GetOperationCompressionBehaviour(clientOperation.Name);
var contractInfo = ContractInfo.FromAction(clientOperation.Action);
var serviceContract = TypeFinder.FindServiceContract(contractInfo.ServiceContractName);
var paramTypes = TypeFinder.GetContractParamTypes(serviceContract, contractInfo.OperationContractName,
contractInfo.Action, false);
var formatter = new ProtoBufClientFormatter(new List <TypeInfo>(paramTypes), contractInfo.Action,
compressionBehaviour);
clientOperation.Formatter = formatter;
clientOperation.SerializeRequest = true;
clientOperation.DeserializeReply = true;
}
}
private void CheckAndMakeMetaDataRequest(Message originalMessage, TimeSpan timeout)
{
var action = originalMessage.Headers.Action;
var contractInfo = ContractInfo.FromAction(action);
var serviceContract = TypeFinder.FindServiceContract(contractInfo.ServiceContractName);
var paramTypes = TypeFinder.GetContractParamTypes(serviceContract, contractInfo.OperationContractName,
contractInfo.Action);
var store = ObjectBuilder.GetModelStore();
var metaDataRequired = paramTypes.Any(paramType => store.GetModel(paramType.Type, ModeType.Wcf) == null);
if (!metaDataRequired)
{
return;
}
var metadataRequestMessage = GetMetaDataRequestMessage(action);
var metaDataReply = _innerChannel.Request(metadataRequestMessage);
if (metaDataReply == null)
{
throw new FaultException(
string.Format(
"The service at {0} could not be contacted to get the necessary metadata, make sure the server is available.",
RemoteAddress.Uri.ToString()
));
}
var headers = metaDataReply.Headers;
var serializer = ObjectBuilder.GetSerializer();
var modelProvider = ObjectBuilder.GetModelProvider();
foreach (var messageHeader in headers)
{
if (messageHeader.Name.StartsWith(Constants.MetaDataHeaderKeySuffix))
{
var contractNamespace = messageHeader.Name.Replace(Constants.MetaDataHeaderKeySuffix, string.Empty);
var contractType = TypeFinder.FindDataContract(contractNamespace, contractInfo.ServiceContractName,
contractInfo.Action);
var contractMetaDataString = headers.GetHeader <string>(messageHeader.Name, messageHeader.Namespace);
var contractMeta = BinaryConverter.FromString(contractMetaDataString);
var metaData = serializer.Deserialize <TypeMetaData>(contractMeta, ModeType.Wcf);
modelProvider.CreateModelInfo(contractType, metaData, ModeType.Wcf);
}
}
}
private void ReplyWithMetaData(RequestContext context)
{
var action = context.RequestMessage.Headers.Action;
var contractInfo = ContractInfo.FromAction(action);
var contractType = TypeFinder.FindServiceContract(contractInfo.ServiceContractName);
var paramTypes = TypeFinder.GetContractParamTypes(contractType, contractInfo.OperationContractName, contractInfo.Action);
var modelProvider = ObjectBuilder.GetModelProvider();
var typeMetaDatas = new Dictionary <string, string>();
var serializer = ObjectBuilder.GetSerializer();
foreach (var paramType in paramTypes)
{
if (typeMetaDatas.ContainsKey(paramType.Name))
{
continue;
}
var modelInfo = modelProvider.CreateModelInfo(paramType.Type, ModeType.Wcf);
var metaData = modelInfo.MetaData;
var result = serializer.Serialize(metaData, ModeType.Wcf);
var val = BinaryConverter.ToString(result.Data);
typeMetaDatas.Add(paramType.Name, val);
}
var replyMessage = Message.CreateMessage(MessageVersion.Soap12WSAddressing10, context.RequestMessage.Headers.Action);
foreach (var typeMetaData in typeMetaDatas)
{
replyMessage.Headers.Add(MessageHeader.CreateHeader(Constants.MetaDataHeaderKeySuffix + typeMetaData.Key,
Constants.DefaultCustomHeaderNamespace, typeMetaData.Value));
}
context.Reply(replyMessage);
context.Close();
}
