public ComDataContext(object globalContext, Assembly mappingsAssembly)
{
this.globalContext = new GlobalContext(globalContext);
mappingSource = MappingSource.Map(this.globalContext, mappingsAssembly);
comObjectMapper = new ComObjectMapper(mappingSource, this.globalContext);
queryProvider = RelinqHelpers.CreateQueryProvider(mappingSource.TypeRegistry, Execute);
parametersConverter = new ParametersConverter(comObjectMapper, this.globalContext);
metadataAccessor = new MetadataAccessor(mappingSource, this.globalContext);
}
public static Func <object, object> GetMapper(Projection projection, ComObjectMapper mapper)
{
var cacheKey = projection.GetCacheKey();
Func <Projection, ComObjectMapper, Func <object, object> > result;
if (!mappers.TryGetValue(cacheKey, out result))
{
var argumentsExtractor = CreateArgumentsExtractor(projection);
var instanceFactory = CreateInstanceFactory(projection);
mappers.TryAdd(cacheKey, result = delegate(Projection currentProjection, ComObjectMapper currentMapper)
{
var arguments = argumentsExtractor(currentProjection, currentMapper);
return(queryResultRow => instanceFactory(arguments(queryResultRow)));
});
}
return(result(projection, mapper));
}
public ParametersConverter(ComObjectMapper comObjectMapper,
GlobalContext globalContext)
{
this.comObjectMapper = comObjectMapper;
this.globalContext = globalContext;
}
internal ComValueSource(object comObject, ComObjectMapper comObjectMapper, bool writable)
{
this.comObjectMapper = comObjectMapper;
this.comObject = comObject;
Writable = writable;
}
