/// <summary>
/// 得到唯一的ID
/// </summary>
/// <returns></returns>
public static Int64 GetGuid()
{
Model.RequestModel <object> model = new Model.RequestModel <object>();
model.Header.RequestType = "Esmart.Guid.NewGuid";
Model.ResponseModel <Int64> reponse = SOAClient.Request <object, Int64>(model);
if (reponse.Header.ReturnCode == 0)
{
return(reponse.Body);
}
return(DateTime.Now.Ticks);
}
/// <summary>
/// 使用Expression动态编译程序
/// </summary>
/// <typeparam name="Tinterface">soa定义的接口类型</typeparam>
/// <typeparam name="Treturn">返回类型</typeparam>
/// <param name="express">lab表达式</param>
/// <param name="processId">流程Id</param>
/// <returns></returns>
public static Esmart.Framework.Model.ResponseModel <Treturn> Invoke <Tinterface, Treturn>(System.Linq.Expressions.Expression <Func <Tinterface, Treturn> > express, string processId = null)
{
var body = express.Body as System.Linq.Expressions.MethodCallExpression;
if (body == null)
{
throw new Esmart.Framework.Model.TpoBaseException("Tinterface类型为接口，必须是调用Tinterface的方法");
}
string requestType = string.Format("{0}.{1}", typeof(Tinterface).Name, body.Method.Name);
object[] jsons = new object[body.Arguments.Count];
for (int i = 0; i < body.Arguments.Count; i++)
{
var arg = body.Arguments[i];
var constant = arg as System.Linq.Expressions.ConstantExpression;
if (constant != null)
{
jsons[i] = ConstantExpressionValue(constant, null);
continue;
}
var member = arg as System.Linq.Expressions.MemberExpression;
if (member != null)
{
jsons[i] = ConstantExpressionValue(member, member.Member.Name);
continue;
}
var listInitExpression = arg as System.Linq.Expressions.ListInitExpression;
if (listInitExpression != null)
{
jsons[i] = ConstantExpressionValue(listInitExpression);
continue;
}
var newArrayExpression = arg as System.Linq.Expressions.NewArrayExpression;
if (newArrayExpression != null)
{
jsons[i] = ConstantExpressionValue(newArrayExpression);
continue;
}
}
var objs = typeof(Tinterface).GetCustomAttributes(typeof(ServerActionAttribute), false);
if (objs.Length > 0)
{
var data = GetConfiguration(requestType);
if (data != null)
{
return(InvokeServer <Treturn>(jsons, data));
}
}
Model.RequestModel <object> requestModel = new Model.RequestModel <object>();
requestModel.Header.RequestType = requestType;
if (body.Arguments.Count == 1)
{
requestModel.Body = jsons[0];
}
if (body.Arguments.Count > 1)
{
requestModel.Body = jsons;
}
requestModel.Header.GUID = processId;
return(SOAClient.Request <object, Treturn>(requestModel));
}
