public DaprActorProxyAuthenticateContext(
DaprHttpClientHandler handler,
DaprActorConfiguration remoteService,
string remoteServiceName)
{
Handler = handler;
RemoteService = remoteService;
RemoteServiceName = remoteServiceName;
}
private async Task MakeRequestAsync(
IAbpMethodInvocation invocation,
ActorProxyFactory proxyFactory,
DaprActorConfiguration configuration
)
{
var actorId = new ActorId(configuration.ActorId);
var invokeType = typeof(TService);
// 约定的 RemoteServiceAttribute 为Actor名称
var remoteServiceAttr = invokeType.GetTypeInfo().GetCustomAttribute <RemoteServiceAttribute>();
var actorType = remoteServiceAttr != null
? remoteServiceAttr.Name
: invokeType.Name;
try
{
// 创建强类型代理
var actorProxy = proxyFactory.CreateActorProxy <TService>(actorId, actorType);
// 远程调用
var task = (Task)invocation.Method.Invoke(actorProxy, invocation.Arguments);
await task;
// 存在返回值
if (!invocation.Method.ReturnType.GenericTypeArguments.IsNullOrEmpty())
{
// 处理返回值
invocation.ReturnValue = typeof(Task <>)
.MakeGenericType(invocation.Method.ReturnType.GenericTypeArguments[0])
.GetProperty(nameof(Task <object> .Result), BindingFlags.Public | BindingFlags.Instance)
.GetValue(task);
}
}
catch (ActorMethodInvocationException amie) // 其他异常忽略交给框架处理
{
if (amie.InnerException != null && amie.InnerException is ActorInvokeException aie)
{
// Dapr 包装了远程服务异常
throw new AbpDaprActorCallException(
new RemoteServiceErrorInfo
{
Message = aie.Message,
Code = aie.ActualExceptionType
}
);
}
throw;
}
}