internal virtual StreamReader GetNotBatchedAnswer(string controlUrl, Hashtable parameters)
{
HttpProvider provider = new HttpProvider(controlUrl);
protLogger.Info("Opening control connection");
if (protLogger.IsDebugEnabled)
{
protLogger.Debug("Control params: " + CollectionsSupport.ToString(parameters));
}
return(new StreamReader(provider.DoPost(parameters), Encoding.Default));
}
internal virtual Stream CallResync(PushServerProxy.PushServerProxyInfo pushInfo, Lightstreamer.DotNet.Client.ConnectionConstraints newConstraints)
{
Hashtable parameters = new Hashtable();
parameters["LS_session"] = pushInfo.sessionId;
if (newConstraints != null)
{
this.info.constraints = (Lightstreamer.DotNet.Client.ConnectionConstraints)newConstraints.Clone();
}
AddConnectionProperties(parameters, this.info);
AddConstraints(parameters, this.info.constraints);
HttpProvider provider = new HttpProvider(pushInfo.rebindAddress + "/lightstreamer/bind_session.txt");
protLogger.Info("Opening stream connection to rebind current session");
if (protLogger.IsDebugEnabled)
{
protLogger.Debug("Rebinding params: " + CollectionsSupport.ToString(parameters));
}
return(provider.DoPost(parameters));
}
internal virtual ITableManager[] Close()
{
ITableManager[] managerArray;
lock (this.tables.SyncRoot)
{
managerArray = (ITableManager[])CollectionsSupport.ToArray(this.tables.Values, new ITableManager[0]);
this.tables.Clear();
}
sessionLogger.Info("Terminating session " + this.localPushServerProxy.SessionId);
this.localPushServerProxy.Dispose();
this.CloseBatch();
if (actionsLogger.IsInfoEnabled)
{
for (int i = 0; i < managerArray.Length; i++)
{
actionsLogger.Info(string.Concat(new object[] { "Discarded ", managerArray[i], " from session ", this.localPushServerProxy.SessionId }));
}
}
return(managerArray);
}
internal virtual Stream CallSession()
{
Stream stream;
Hashtable parameters = new Hashtable();
if (this.info.user != null)
{
parameters["LS_user"] = this.info.user;
}
if (this.info.password != null)
{
parameters["LS_password"] = this.info.password;
}
if (this.info.adapter != null)
{
parameters["LS_adapter"] = this.info.adapter;
}
AddConnectionProperties(parameters, this.info);
AddConstraints(parameters, this.info.constraints);
HttpProvider provider = new HttpProvider(this.info.pushServerUrl + "/lightstreamer/create_session.txt");
protLogger.Info("Opening stream connection");
if (protLogger.IsDebugEnabled)
{
protLogger.Debug("Connection params: " + CollectionsSupport.ToString(parameters));
}
try
{
stream = provider.DoPost(parameters);
}
catch (UriFormatException exception)
{
throw exception;
}
catch (WebException exception2)
{
throw exception2;
}
return(stream);
}
public virtual void NotifyUnsub()
{
ItemInfo[] objects = new ItemInfo[this.itemInfos.Count];
lock (this.itemInfos)
{
objects = (ItemInfo[])CollectionsSupport.ToArray(this.itemInfos, objects);
this.unsubscrDone = true;
}
for (int i = 0; i < objects.Length; i++)
{
if (objects[i] != null)
{
this.NotifyUnsubForItem(objects[i].pos, objects[i].name);
}
}
try
{
this.listener.OnUnsubscrAll();
}
catch (Exception)
{
}
}
private static void ProcessFastUpdate(Lightstreamer.DotNet.Client.ServerUpdateEvent values, int itemIndex, ExtendedTableInfo table, IFastItemsListener listener)
{
if (values.EOS)
{
try
{
listener.OnSnapshotEnd(itemIndex + 1);
}
catch (Exception)
{
}
}
else if (values.Overflow > 0)
{
if (!table.hasUnfilteredData())
{
throw new PushServerException(7);
}
try
{
listener.OnRawUpdatesLost(itemIndex + 1, values.Overflow);
}
catch (Exception)
{
}
}
else
{
if (values.Size != table.fields.Length)
{
throw new PushServerException(3);
}
string[] array = values.Array;
if (actionsLogger.IsDebugEnabled)
{
actionsLogger.Debug("Got event for item " + table.items[itemIndex] + " with values " + CollectionsSupport.ToString(array) + " for fields " + CollectionsSupport.ToString(table.fields));
}
try
{
listener.OnUpdate(itemIndex + 1, array);
}
catch (Exception)
{
}
}
}
internal void ProcessUpdate(Lightstreamer.DotNet.Client.ServerUpdateEvent values, int itemPos, int itemIndex)
{
string name = null;
ItemInfo info;
if (this.extInfo != null)
{
if ((itemIndex < 0) || (itemIndex >= this.extInfo.items.Length))
{
throw new PushServerException(2);
}
name = this.extInfo.items[itemIndex];
}
lock (this.itemInfos)
{
if (this.unsubscrDone)
{
return;
}
while (this.itemInfos.Count <= itemIndex)
{
this.itemInfos.Add(null);
}
info = (ItemInfo)this.itemInfos[itemIndex];
if (info == null)
{
if (this.isCommandLogic)
{
info = new CommandLogicItemInfo(this, itemPos, name);
}
else
{
info = new ItemInfo(this, itemPos, name);
}
this.itemInfos[itemIndex] = info;
}
}
if (values.EOS)
{
info.snapshotPending = false;
try
{
this.listener.OnSnapshotEnd(itemPos, name);
}
catch (Exception)
{
}
}
else if (values.Overflow > 0)
{
if (!this.baseInfo.hasUnfilteredData())
{
throw new PushServerException(7);
}
actionsLogger.Warn("Got notification of updates lost for item " + info);
try
{
this.listener.OnRawUpdatesLost(itemPos, name, values.Overflow);
}
catch (Exception)
{
}
}
else
{
if ((this.extInfo != null) && (values.Size != this.extInfo.fields.Length))
{
throw new PushServerException(3);
}
string[] array = values.Array;
if (actionsLogger.IsDebugEnabled)
{
actionsLogger.Debug(string.Concat(new object[] { "Got event for item ", info, " with values ", CollectionsSupport.ToString(array) }));
}
bool snapshotPending = info.snapshotPending;
string[] prevState = info.Update(array);
if (prevState != null)
{
UpdateInfo update = new UpdateInfo(info, prevState, array, snapshotPending);
if (actionsLogger.IsDebugEnabled)
{
actionsLogger.Debug(string.Concat(new object[] { "Notifying event for item ", info, " with values ", update }));
}
try
{
this.listener.OnUpdate(itemPos, name, update);
}
catch (Exception)
{
}
}
}
}
internal static void ProcessUpdate(Lightstreamer.DotNet.Client.ServerUpdateEvent values, int itemIndex, ExtendedTableInfo table, IExtendedTableListener listener)
{
string item = table.items[itemIndex];
if (values.EOS)
{
try
{
listener.OnSnapshotEnd(item);
}
catch (Exception)
{
}
}
else if (values.Overflow > 0)
{
if (!table.hasUnfilteredData())
{
throw new PushServerException(7);
}
actionsLogger.Warn("Got notification of updates lost for item " + item);
try
{
listener.OnRawUpdatesLost(item, values.Overflow);
}
catch (Exception)
{
}
}
else
{
if (values.Size != table.fields.Length)
{
throw new PushServerException(3);
}
IDictionary map = values.GetMap(table.fields);
if (actionsLogger.IsDebugEnabled)
{
actionsLogger.Debug("Got event for item " + item + " with values " + CollectionsSupport.ToString(map));
}
try
{
listener.OnUpdate(item, map);
}
catch (Exception)
{
}
}
}
public override string ToString()
{
return("event for item n\x00b0" + this.itemCode + " in window n\x00b0" + this.winCode + " with values " + CollectionsSupport.ToString(this.values));
}
internal virtual StreamReader GetAnswer(string controlUrl, Hashtable parameters, BatchMonitor batch)
{
BatchingHttpProvider batchToClose = null;
BatchingHttpProvider.BufferedReaderMonitor monitor = null;
bool flag = false;
lock (batch)
{
lock (this)
{
if (!batch.Filled)
{
batch.UseOne();
if (this.batchingProvider != null)
{
protLogger.Info("Batching control request");
if (protLogger.IsDebugEnabled)
{
protLogger.Debug("Control params: " + CollectionsSupport.ToString(parameters));
}
monitor = this.batchingProvider.AddCall(parameters);
if (monitor != null)
{
if (batch.Filled)
{
batchToClose = this.batchingProvider;
this.batchingProvider = null;
}
}
else if (this.batchingProvider.Empty)
{
protLogger.Info("Batching failed; trying without batch");
if (batch.Filled)
{
this.batchingProvider = null;
}
}
else
{
protLogger.Info("Batching failed; trying a new batch");
batchToClose = this.batchingProvider;
batch.Expand(1);
this.batchingProvider = new BatchingHttpProvider(controlUrl, this.limit);
flag = true;
}
}
}
else if (this.batchingProvider != null)
{
this.batchingProvider.Abort(new SubscrException("wrong requests batch"));
this.batchingProvider = null;
}
}
}
if (batchToClose != null)
{
DoAsyncPost(batchToClose);
}
if (monitor != null)
{
return(monitor.GetReader());
}
if (flag)
{
return(this.GetAnswer(controlUrl, parameters, batch));
}
return(this.GetNotBatchedAnswer(controlUrl, parameters));
}
public virtual void DoUpdate(Lightstreamer.DotNet.Client.ServerUpdateEvent values)
{
int itemCode = values.ItemCode;
if (values.EOS)
{
try
{
this.listener.OnSnapshotEnd(itemCode);
}
catch (Exception)
{
}
}
else if (values.Overflow > 0)
{
if (!this.table.hasUnfilteredData())
{
throw new PushServerException(7);
}
try
{
this.listener.OnRawUpdatesLost(itemCode, values.Overflow);
}
catch (Exception)
{
}
}
else
{
string[] array = values.Array;
if (actionsLogger.IsDebugEnabled)
{
actionsLogger.Debug(string.Concat(new object[] { "Got event for item n\x00b0", itemCode, " in group ", this.table.group, " with values ", CollectionsSupport.ToString(array) }));
}
try
{
this.listener.OnUpdate(itemCode, array);
}
catch (Exception)
{
}
}
}
