/**
* repeate do current OnNext Action
*/
public void again(RpcAsyncContext ctx)
{
if (_currentNext != null)
{
_currentNext(ctx);
}
}
/**
* onNext()
* promise下一个处理
* 同一个promise中 step1 -> step2
* 下一个promise 跳转到上级 promise
*/
public void onNext(RpcAsyncContext ctx, RpcPromise from = null)
{
if (true)
{
if (from != null && from._lastPoint != null)
{
int index = _sucesslist.IndexOf(from._lastPoint);
_sucesslist.RemoveRange(0, index + 1);
}
if (_sucesslist.Count == 0)
{
onFinally(ctx);
return;
}
OnNext next = null;
next = _sucesslist[0];
_sucesslist.RemoveAt(0);
_currentNext = next;
if (next != null)
{
next(ctx);
}
}
}
private void onFinally(RpcAsyncContext ctx)
{
_currentNext = _finally;
if (_finally != null)
{
_finally(ctx);
}
if (_nextPromise != null)
{
_nextPromise.onNext(ctx, this);
}
}
protected virtual void doReturnMsg(RpcMessage m2)
{
RpcMessage m1 = null;
// count+=1;
m1 = RpcCommunicator.instance().dequeueMessage(m2.sequence);
if (m1 != null)
{
if (m1.async != null)
{
// it will raise exception in user callback function
try {
if (m2.errcode != RpcException.RPCERROR_SUCC)
{
// remote exception
//m1.async.ctx.exception = new RpcException(m2.errcode);
if (m1.async.promise != null)
{
RpcAsyncContext ctx = new RpcAsyncContext();
ctx.promise = m1.async.promise;
ctx.exception = new RpcException(m2.errcode);
m1.async.promise.onError(ctx);
}
else
{
m1.async.onError(m2.errcode);
}
}
else
{
m1.async.callReturn(m1, m2);
}
}
catch (Exception e) {
RpcCommunicator.instance().logger.error("User CallBack failed: m1.async.callReturn ." + e.ToString());
}
}
else
{
lock (m1){
m1.result = m2; // assing to init-caller
//m1.notify();
m1.ev.Set();
}
}
}
}
protected override bool connect()
{
IPAddress addr = IPAddress.Parse(_ep.host);
IPEndPoint ep = new IPEndPoint(addr, _ep.port);
_status = ConnectStatus.CONNECTING;
_sock = newSocket();
_sock.BeginConnect(ep, delegate(IAsyncResult ar) {
RpcConnectionAsyncSocket s = (RpcConnectionAsyncSocket)ar.AsyncState;
try {
s.handler.EndConnect(ar);
if (s.handler.Connected == true)
{
s.onConnected();
//s._thread = new Thread(run);
//s._thread.Start(); // launch one thread for data recieving .
}
}
catch (Exception e) {
// connect failed
//s.onDisconnected();
RpcCommunicator.instance().logger.error("connect to host failed!");
}
//connect failed, trigger event to user as Promise
if (s.handler.Connected == false)
{
foreach (RpcMessage m in _unsent_msglist)
{
RpcAsyncContext ctx = m.async.ctx;
ctx.exception = new RpcException(RpcException.RPCERROR_CONNECT_FAILED);
m.async.promise.onError(ctx);
}
_unsent_msglist.Clear();
}
s._status = ConnectStatus.STOPPED;
}, this);
return(true);
}
protected void _timerCheckHealth(object source, System.Timers.ElapsedEventArgs e)
{
//RpcCommunicator.instance().logger.debug("Communicator:: health checking..");
List <RpcMessage> removeList = new List <RpcMessage>();
lock (_cachedMsgList){
long cursec = Utility.unixTimestamp(DateTime.Now);
List <int> deprecatedlist = new List <int>();
foreach (KeyValuePair <int, RpcMessage> kv in _cachedMsgList)
{
if ((cursec - kv.Value.issuetime) * 1000 > _settings.callwait)
{
deprecatedlist.Add(kv.Key);
}
}
foreach (int seq in deprecatedlist)
{
removeList.Add(_cachedMsgList[seq]);
_cachedMsgList.Remove(seq);
RpcCommunicator.instance().logger.error(String.Format("message({0}) be dropped for timeout", seq));
}
}
//
foreach (RpcMessage message in removeList)
{
if (message.async.promise == null)
{
message.async.onError(RpcException.RPCERROR_TIMEOUT);
}
else
{
RpcAsyncContext ctx = new RpcAsyncContext();
ctx.promise = message.async.promise;
ctx.exception = new RpcException(RpcException.RPCERROR_TIMEOUT);
message.async.promise.onError(ctx);
}
}
}
public void onError(RpcAsyncContext ctx)
{
if (_errorlist.Count == 0)
{
onFinally(ctx);
return;
}
// pick out one fork-promise
KeyValuePair <RpcPromise, OnNext> kv = _errorlist[0];
OnNext succ = kv.Value;
RpcPromise next = kv.Key;
_errorlist.RemoveAt(0);
// scan list and remove all nodes which's depth of node is less than promise.
int index = _sucesslist.IndexOf(succ);
_sucesslist.RemoveRange(0, index + 1);
if (next != null)
{
ctx.promise = next;
next.onNext(ctx);
}
}
protected void _timerCheckHealth(object source, System.Timers.ElapsedEventArgs e)
{
//RpcCommunicator.instance().logger.debug("Communicator:: health checking..");
List<RpcMessage> removeList = new List<RpcMessage>();
lock (_cachedMsgList){
long cursec = Utility.unixTimestamp(DateTime.Now);
List<int> deprecatedlist=new List<int>();
foreach (KeyValuePair<int, RpcMessage> kv in _cachedMsgList) {
if ( (cursec - kv.Value.issuetime)*1000 > _settings.callwait) {
deprecatedlist.Add( kv.Key);
}
}
foreach (int seq in deprecatedlist) {
removeList.Add( _cachedMsgList[seq]);
_cachedMsgList.Remove(seq);
RpcCommunicator.instance().logger.error(String.Format("message({0}) be dropped for timeout", seq));
}
}
//
foreach (RpcMessage message in removeList) {
if (message.async.promise == null) {
message.async.onError(RpcException.RPCERROR_TIMEOUT);
}
else {
RpcAsyncContext ctx = new RpcAsyncContext();
ctx.promise = message.async.promise;
ctx.exception = new RpcException(RpcException.RPCERROR_TIMEOUT);
message.async.promise.onError(ctx);
}
}
}
/**
* repeate do current OnNext Action
*/
public void again(RpcAsyncContext ctx)
{
if (_currentNext != null) {
_currentNext(ctx);
}
}
private void onFinally(RpcAsyncContext ctx)
{
_currentNext = _finally;
if (_finally != null) {
_finally(ctx);
}
if (_nextPromise != null) {
_nextPromise.onNext(ctx,this);
}
}
/**
* onNext()
* promise下一个处理
* 同一个promise中 step1 -> step2
* 下一个promise 跳转到上级 promise
*/
public void onNext(RpcAsyncContext ctx,RpcPromise from = null)
{
if (true) {
if (from != null && from._lastPoint != null)
{
int index = _sucesslist.IndexOf(from._lastPoint);
_sucesslist.RemoveRange(0,index+1);
}
if (_sucesslist.Count == 0) {
onFinally(ctx);
return;
}
OnNext next = null;
next = _sucesslist[0];
_sucesslist.RemoveAt(0);
_currentNext = next;
if ( next != null) {
next( ctx );
}
}
}
public void onError(RpcAsyncContext ctx)
{
if (_errorlist.Count == 0)
{
onFinally(ctx);
return;
}
// pick out one fork-promise
KeyValuePair<RpcPromise, OnNext> kv = _errorlist[0];
OnNext succ = kv.Value;
RpcPromise next = kv.Key;
_errorlist.RemoveAt(0);
// scan list and remove all nodes which's depth of node is less than promise.
int index = _sucesslist.IndexOf(succ);
_sucesslist.RemoveRange(0, index + 1);
if (next != null) {
ctx.promise = next;
next.onNext(ctx);
}
}
protected virtual void doReturnMsg(RpcMessage m2)
{
RpcMessage m1 = null;
// count+=1;
m1 = RpcCommunicator.instance().dequeueMessage(m2.sequence);
if(m1!=null){
if(m1.async !=null){
// it will raise exception in user callback function
try {
if (m2.errcode != RpcException.RPCERROR_SUCC) {
// remote exception
//m1.async.ctx.exception = new RpcException(m2.errcode);
if (m1.async.promise != null) {
RpcAsyncContext ctx = new RpcAsyncContext();
ctx.promise = m1.async.promise;
ctx.exception = new RpcException(m2.errcode);
m1.async.promise.onError( ctx );
}
else {
m1.async.onError(m2.errcode);
}
}
else {
m1.async.callReturn(m1, m2);
}
}
catch (Exception e) {
RpcCommunicator.instance().logger.error("User CallBack failed: m1.async.callReturn ." + e.ToString());
}
}else{
lock(m1){
m1.result = m2; // assing to init-caller
//m1.notify();
m1.ev.Set();
}
}
}
}
