public static Func <object[], object> RegisterDelegate <T>(string id, Expression <T> expression) where T : Delegate
{
if (string.IsNullOrEmpty(id))
{
throw new ArgumentException(nameof(id));
}
if (expression == null)
{
throw new ArgumentNullException(nameof(expression));
}
var methodInfo = MethodUtil.GetMethodInfo(expression);
Func <object[], object> func;
if (methodInfo.ReturnType != typeof(void))
{
func = DelegateFactory.CreateValueDelegate(expression, methodInfo);
}
else
{
var dge = DelegateFactory.CreateVoidDelegate(expression, methodInfo);
func = (args) => {
dge.Invoke(args);
return(null);
};
}
RegisterMethod(id, func);
return(func);
}
public static Method Register(
string methodId,
Expression<Action> implementExpression){
if (implementExpression == null) {
throw new ArgumentNullException(nameof(implementExpression));
}
var method = MethodUtil.GetMethodInfo(implementExpression);
if (typeof(Delegate).IsAssignableFrom(method.DeclaringType)) {
throw new ArgumentException($"{nameof(implementExpression)}不能为Delegate！");
}
Func<object[], object> func = null;
if (method.IsStatic) {
if (method.ReturnType == typeof(void)) {
func = RpcRegister.RegisterStaticVoidMethod(methodId, method);
} else {
func = RpcRegister.RegisterStaticValueMethod(methodId, method);
}
} else {
if (method.ReturnType == typeof(void)) {
func = RpcRegister.RegisterVoidMethod(methodId, GetObject(implementExpression), method);
} else {
func = RpcRegister.RegisterValueMethod(methodId, GetObject(implementExpression), method);
}
}
return new Method { Id = methodId, Function = func };
}
public static string GetId <T>(Expression <T> expression)
{
if (expression == null)
{
throw new ArgumentNullException(nameof(expression));
}
var method = MethodUtil.GetMethodInfo(expression);
var response = method.GetCustomAttribute <RpcResponseAttribute>();
if (response == null)
{
throw new MissingAttributeException($"{method.Name}缺少{nameof(RpcResponseAttribute)}属性");
}
return(response.GetId());
}
public static Method Register<TDelegate>(
string methodId,
Expression<TDelegate> implementExpression) where TDelegate : Delegate {
if (implementExpression == null) {
throw new ArgumentNullException(nameof(implementExpression));
}
var method = MethodUtil.GetMethodInfo(implementExpression);
if (!typeof(Delegate).IsAssignableFrom(method.DeclaringType)) {
throw new ArgumentException($"{nameof(implementExpression)}不是delegate类型！");
}
var func = RpcRegister.RegisterDelegate(methodId, implementExpression);
return new Method { Id = methodId, Function = func };
}
public static MethodTuple CreateMethodTuple <T>(Expression <T> expression)
{
if (expression == null)
{
throw new ArgumentNullException(nameof(expression));
}
var method = MethodUtil.GetMethodInfo(expression);
var response = method.GetCustomAttribute <RpcRequestAttribute>();
if (response == null)
{
throw new MissingAttributeException($"{method.Name}缺少{nameof(RpcRequestAttribute)}属性");
}
var dge = CreateDelegate(expression);
var methodTupe = new MethodTuple()
{
RpcMethod = response,
Action = dge
};
return(methodTupe);
}
