private void Cache_OnCacheMiss(object sender, CacheMissEventArgs e)
{
// let the client log these if necessary
Log?.Invoke(this, new WarningLogEventArgs()
{
Message = "Cache Miss",
Data = e
});
}
//
// Private methods
//
private object OnCacheMissHandler(object oSender, CacheMissEventArgs oArgs)
{
// Obtain application
string sAppName = (string)oArgs.Key;
// Use factory to return the new object
ITisServiceProvider oServiceProvider =
m_oFactory.CreateServiceProvider(sAppName);
if (oServiceProvider is ITisServiceLifetimeManager)
{
FireOnLifetimeManagerActivate(
sAppName,
(ITisServiceLifetimeManager)oServiceProvider);
}
return(oServiceProvider);
}
private object CreatorsCache_OnCacheMiss(
object oSender,
CacheMissEventArgs oArgs)
{
TisServiceKey oServiceKey = (TisServiceKey)oArgs.Key;
// Obtain service info
ITisServiceInfo oServiceInfo =
m_oServicesHost.CheckedGetServiceInfo(m_sAppName, oServiceKey.ServiceName);
// Validate we can host the service
ValidateCanHostService(oServiceInfo);
// Obtain service creator
ITisServiceCreator oCreator =
InstanciateCreator(oServiceInfo);
// Set creator context
SetCreatorContext(oCreator, oServiceKey);
return(oCreator);
}
internal override object OnCacheMissHandler(object oSender, CacheMissEventArgs oArgs)
{
string[] InstanceArgs = (string[])ParsePersistKey((string)oArgs.Key);
string sAssemblyName = InstanceArgs [0];
string sClassImplName = InstanceArgs [1];
ObjectHandle oWrappedObject;
try
{
oWrappedObject =
AppDomain.CurrentDomain.CreateInstance(sAssemblyName, sClassImplName);
}
catch (Exception oExc)
{
throw new TisException(
oExc.InnerException,
"Failed to create an instance of {0} [Assembly : {1}]",
sClassImplName, sAssemblyName);
}
return(oWrappedObject.Unwrap());
}
//
// Protected
//
protected object ServicesCache_OnCacheMiss(
object oSender,
CacheMissEventArgs oArgs)
{
TisServiceKey oServiceKey = (TisServiceKey)oArgs.Key;
//Log.Write(
// Log.Severity.DETAILED_DEBUG,
// System.Reflection.MethodInfo.GetCurrentMethod(),
// "Activating service [{0}] in App [{1}], ServiceCache: {2}",
// oServiceKey,
// m_sAppName,
// GetHashCode());
// Return the service object from real service provider
object oObj = m_oServicesActivator.GetService(oServiceKey);
if (m_oServicesCache.GetCached(oServiceKey) != null)
{
return(null);
}
// Fire pre-activate event
FirePreServiceActivate(oServiceKey);
if (!m_bDisposing)
{
// Keep load order
UpdateLoadOrder(oServiceKey);
}
// Fire post-activate event
FirePostServiceActivate(oServiceKey, oObj);
return(oObj);
}
internal override object OnCacheMissHandler(object oSender, CacheMissEventArgs oArgs)
{
string[] MethodArgs = ParsePersistKey((string)oArgs.Key);
string sAssemblyName = MethodArgs [0];
string sClassImplName = MethodArgs [1];
string sMethodName = MethodArgs [2];
Assembly oAssembly;
try
{
oAssembly = AppDomain.CurrentDomain.Load(sAssemblyName);
}
catch (Exception oExc)
{
throw new TisException(
oExc.InnerException,
"Failed to load assembly {0}",
sAssemblyName);
}
Type oType;
try
{
oType = oAssembly.GetType(sClassImplName);
if (oType == null)
{
Type [] AssemblyTypes = oAssembly.GetTypes();
foreach (Type oAssemblyType in AssemblyTypes)
{
if (StringUtil.CompareIgnoreCase(oAssemblyType.Name, sClassImplName))
{
oType = oAssemblyType;
break;
}
}
}
if (oType == null)
{
throw new Exception("Type is not found");
}
}
catch (Exception oExc)
{
throw new TisException(
oExc.InnerException,
"Failed to obtain type of {0}",
sClassImplName);
}
MethodInfo oMethod = oType.GetMethod(sMethodName);
if (oMethod == null)
{
throw new TisException(
"Failed to obtain method {0}",
sMethodName);
}
return(oMethod);
}
internal virtual object OnCacheMissHandler(object oSender, CacheMissEventArgs oArgs)
{
return(null);
}
