/// <summary>
/// 基本执行调用方法(异步)
/// </summary>
/// <param name="sessionId">sessionId</param>
/// <param name="jsonRpc">请求内容</param>
/// <param name="context">请求上下文</param>
/// <param name="callback">回调，包含执行结果（空则无错误信息）</param>
private static void ExecuteAsync(string sessionId, string jsonRpc, object context, Action <string> callback)
{
var handler = Handler.GetSessionHandler(sessionId);
try
{
//从请求内容中构建请求上下文
Tuple <JsonRpcRequestContext>[] batch = null;
if (IsSingle(jsonRpc))
{
batch = new[] { Tuple.Create(JsonConvert.DeserializeObject <JsonRpcRequestContext>(jsonRpc)) };
}
else
{
batch = JsonConvert.DeserializeObject <JsonRpcRequestContext[]>(jsonRpc)
.Select(request => new Tuple <JsonRpcRequestContext>(request))
.ToArray();
if (batch.Length > 1)
{
//将所有请求上下文Tags都赋值为第一个请求上下文的Tags
Dictionary <string, object> firstTags = batch[0].Item1.Tags;
for (int i = 1; i < batch.Length; i++)
{
batch[i].Item1.Tags = firstTags;
}
}
}
//基本验证
if (batch.Length == 0)
{
callback.Invoke(JsonConvert.SerializeObject(new JsonRpcResponseContext
{
Error = handler.ProcessParseException(jsonRpc, new JsonRpcException(-32600, "无效请求", "请求调用为空", jsonRpc))
}));
}
//网关预处理
try
{
var gateways = GatewayFactory.GetGateways();
foreach (var gateway in gateways)
{
gateway.PreProcess(jsonRpc);
}
}
catch (AuthenticationException ex)
{
callback.Invoke(JsonConvert.SerializeObject(new JsonRpcResponseContext
{
Error = handler.ProcessParseException(jsonRpc, new JsonRpcException(-32600, ex.Message, ex.ToString(), jsonRpc))
}));
}
catch (JsonRpcException ex)
{
ex.rpcRequestRaw = jsonRpc;
callback.Invoke(JsonConvert.SerializeObject(new JsonRpcResponseContext
{
Error = handler.ProcessParseException(jsonRpc, ex)
}));
}
catch (Exception ex)
{
callback.Invoke(JsonConvert.SerializeObject(new JsonRpcResponseContext
{
Error = handler.ProcessParseException(jsonRpc, new JsonRpcException(-32603, "内部错误", ex.Message, jsonRpc))
}));
}
//循环请求上下文，并调用Handler处理请求
foreach (var tuple in batch)
{
var requestContext = tuple.Item1;
var responseContext = new JsonRpcResponseContext();
if (requestContext == null)
{
responseContext.Error = handler.ProcessParseException(jsonRpc, new JsonRpcException(-32700, "转换错误", "服务器接收到无效的json文本，解析json文本时服务器出现错误", jsonRpc));
}
else
{
responseContext.Id = requestContext.Id;
if (string.IsNullOrWhiteSpace(requestContext.Method))
{
responseContext.Error = handler.ProcessParseException(jsonRpc,
new JsonRpcException(-32600, "无效请求", "未检测到'Method'", jsonRpc));
}
else
{
handler.Handle(requestContext, context, (resContext) =>
{
resContext.Id = requestContext.Id;
if (resContext.Id != null || resContext.Error != null)
{
callback.Invoke(JsonConvert.SerializeObject(resContext));
}
});
}
}
}
}
catch (Exception ex)
{
callback.Invoke(JsonConvert.SerializeObject(new JsonRpcResponseContext
{
Error = handler.ProcessParseException(jsonRpc, new JsonRpcException(-32700, "转换错误", ex, jsonRpc))
}));
}
}
/// <summary>
/// 基本执行调用方法
/// </summary>
/// <param name="sessionId">sessionId</param>
/// <param name="jsonRpc">请求内容</param>
/// <param name="context">请求上下文</param>
/// <returns>执行结果（空则无错误信息）</returns>
private static string Execute(string sessionId, string jsonRpc, object context)
{
var handler = Handler.GetSessionHandler(sessionId);
try
{
//从请求内容中构建请求与响应上下文，转换请求上下文
Tuple <JsonRpcRequestContext, JsonRpcResponseContext>[] batch = null;
if (IsSingle(jsonRpc))
{
batch = new[] { Tuple.Create(JsonConvert.DeserializeObject <JsonRpcRequestContext>(jsonRpc), new JsonRpcResponseContext()) };
}
else
{
batch = JsonConvert.DeserializeObject <JsonRpcRequestContext[]>(jsonRpc)
.Select(request => new Tuple <JsonRpcRequestContext, JsonRpcResponseContext>(request, new JsonRpcResponseContext()))
.ToArray();
if (batch.Length > 1)
{
//将所有请求上下文Tags都赋值为第一个请求上下文的Tags
Dictionary <string, object> firstTags = batch[0].Item1.Tags;
for (int i = 1; i < batch.Length; i++)
{
batch[i].Item1.Tags = firstTags;
}
}
}
//基本验证
if (batch.Length == 0)
{
return(JsonConvert.SerializeObject(new JsonRpcResponseContext
{
Error = handler.ProcessParseException(jsonRpc,
new JsonRpcException(-32600, "无效请求", "请求调用为空", jsonRpc))
}));
}
//网关预处理
try
{
var gateways = GatewayFactory.GetGateways();
foreach (var gateway in gateways)
{
gateway.PreProcess(jsonRpc);
}
}
catch (AuthenticationException ex)
{
return(JsonConvert.SerializeObject(new JsonRpcResponseContext
{
Error = handler.ProcessParseException(jsonRpc, new JsonRpcException(-32600, ex.Message, ex.ToString(), jsonRpc))
}));
}
catch (JsonRpcException ex)
{
ex.rpcRequestRaw = jsonRpc;
return(JsonConvert.SerializeObject(new JsonRpcResponseContext
{
Error = handler.ProcessParseException(jsonRpc, ex)
}));
}
catch (Exception ex)
{
return(JsonConvert.SerializeObject(new JsonRpcResponseContext
{
Error = handler.ProcessParseException(jsonRpc, new JsonRpcException(-32603, "内部错误", ex.Message, jsonRpc))
}));
}
//循环请求上下文，并调用Handler处理请求
foreach (var tuple in batch)
{
var requestContext = tuple.Item1;
var responseContext = tuple.Item2;
if (requestContext == null)
{
responseContext.Error = handler.ProcessParseException(jsonRpc, new JsonRpcException(-32700, "转换错误", "服务器接收到无效的json文本，解析json文本时服务器出现错误", jsonRpc));
}
else
{
responseContext.Id = requestContext.Id;
if (string.IsNullOrWhiteSpace(requestContext.Method))
{
responseContext.Error = handler.ProcessParseException(jsonRpc,
new JsonRpcException(-32600, "无效请求", "未检测到'Method'", jsonRpc));
}
else
{
var response = handler.Handle(requestContext, context);
if (response == null)
{
continue;
}
responseContext.Error = response.Error;
responseContext.Result = response.Result;
}
}
}
//提取所有错误并返回
var responses = new string[0];
var batchError = batch.Where(x => x.Item2.Id != null || x.Item2.Error != null);
if (batchError != null)
{
var index = 0;
responses = new string[batchError.Count()];
foreach (var item in batchError)
{
responses[index++] = JsonConvert.SerializeObject(item.Item2);
}
}
return(responses.Length == 0 ? string.Empty : responses.Length == 1 ? responses[0] : string.Format("[{0}]", string.Join(",", responses)));
}
catch (Exception ex)
{
return(JsonConvert.SerializeObject(new JsonRpcResponseContext
{
Error = handler.ProcessParseException(jsonRpc, new JsonRpcException(-32700, "转换错误", ex, jsonRpc))
}));
}
}