public IDocumentProvider GetProvider(DocumentRepository repository)
{
IDocumentProvider retVal = null;
App app = Configuration.GetInstance().App;
if (this.Repositories.ContainsKey(repository.Name))
{
//get cached data command provider
retVal = this.Repositories[repository.Name];
}
else
{
DocumentRepositoryType repositoryType = repository.GetRepositoryType();
string assemblyName = repositoryType.Assembly;
string className = repositoryType.Class;
if (!String.IsNullOrEmpty(assemblyName) && !String.IsNullOrEmpty(className))
{
try
{
Assembly providerAssembly = Assembly.Load(assemblyName);
if (providerAssembly != null)
{
Type type = providerAssembly.GetType(className, true, true);
if (type != null)
{
ConstructorInfo constructor = type.GetConstructor(Type.EmptyTypes);
retVal = constructor.Invoke(null) as IDocumentProvider;
retVal.Initialize(repository.Settings);
this.Repositories.Add(repository.Name, retVal);
}
}
}
catch
{
//silent error
}
}
}
if (retVal == null)
{
throw new Exception(String.Format("No valid document provider was found"));
}
return(retVal);
}