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); }