IRegisteredObject CheckIfExists(BareApplicationHost host, Type type, bool failIfExists)
{
IRegisteredObject ireg = host.GetObject(type);
if (ireg == null)
{
return(null);
}
if (failIfExists)
{
throw new InvalidOperationException(String.Concat("Well known object of type '", type.Name, "' already exists in this domain."));
}
return(ireg);
}
public IRegisteredObject GetObject(string appId, Type type)
{
if (appId == null)
{
throw new ArgumentNullException("appId");
}
if (type == null)
{
throw new ArgumentNullException("type");
}
BareApplicationHost host = null;
if (!id_to_host.ContainsKey(appId))
{
return(null);
}
host = id_to_host [appId];
return(host.GetObject(type));
}
public IRegisteredObject CreateObject(string appId, Type type, string virtualPath,
string physicalPath, bool failIfExists, bool throwOnError)
{
if (appId == null)
{
throw new ArgumentNullException("appId");
}
if (!VirtualPathUtility.IsAbsolute(virtualPath))
{
throw new ArgumentException("Relative path no allowed.", "virtualPath");
}
if (String.IsNullOrEmpty(physicalPath))
{
throw new ArgumentException("Cannot be null or empty", "physicalPath");
}
// 'type' is not checked. If it's null, we'll throw a NullReferenceException
if (!typeof(IRegisteredObject).IsAssignableFrom(type))
{
throw new ArgumentException(String.Concat("Type '", type.Name, "' does not implement IRegisteredObject."), "type");
}
//
// ArgumentException is thrown for the physical path from the internal object created
// in the new application domain.
BareApplicationHost host = null;
if (id_to_host.ContainsKey(appId))
{
host = id_to_host [appId];
}
IRegisteredObject ireg = null;
if (host != null)
{
ireg = CheckIfExists(host, type, failIfExists);
if (ireg != null)
{
return(ireg);
}
}
try {
if (host == null)
{
host = CreateHost(appId, virtualPath, physicalPath);
}
ireg = host.CreateInstance(type);
} catch (Exception) {
if (throwOnError)
{
throw;
}
}
if (ireg != null && host.GetObject(type) == null) // If not registered from ctor...
{
host.RegisterObject(ireg, true);
}
return(ireg);
}
IRegisteredObject CheckIfExists (BareApplicationHost host, Type type, bool failIfExists)
{
IRegisteredObject ireg = host.GetObject (type);
if (ireg == null)
return null;
if (failIfExists)
throw new InvalidOperationException (String.Concat ("Well known object of type '", type.Name, "' already exists in this domain."));
return ireg;
}