internal Subscription(Expression expression, IObservable <TIn> observable, StreamDbContextOptions options, string[] streamPatterns)
{
_isLinqQuery = expression is MethodCallExpression;
_expression = expression;
_observable = observable;
_options = options;
_streamPatterns = streamPatterns;
}
private static object CreateStream(StreamDbContextOptions options, Type genericParam, string[] streamPatterns)
{
var stream = typeof(Stream <>)
.MakeGenericType(new[] { genericParam })
.GetConstructor(new[] { typeof(StreamDbContextOptions), typeof(string[]) })
.Invoke(new object[] { options, streamPatterns });
return(stream);
}
public Stream(StreamDbContextOptions options, string[] streamPatterns)
{
_options = options;
_streamPatterns = streamPatterns;
ElementType = typeof(T);
Provider = new StreamDbProvider <T>(options, _streamPatterns);
Expression = Expression.Parameter(typeof(IQbservable <T>), "o");
}
public QueryStream(
IQbservableProvider provider,
Expression expression,
StreamDbContextOptions options,
string[] streamPatterns)
{
ElementType = typeof(TIn);
Provider = provider;
Expression = expression;
_options = options;
_streamPatterns = streamPatterns;
}
public StreamDbProvider(IObservable <TIn> observable, StreamDbContextOptions options, string[] streamPatterns)
{
_observable = observable;
_options = options;
_streamPatterns = streamPatterns;
}
public Subscription(StreamDbContextOptions options, string[] streamPatterns)
{
_options = options;
_streamPatterns = streamPatterns;
_cancelSource = new CancellationTokenSource();
}
public StreamDbProvider(StreamDbContextOptions options, string[] streamPatterns)
{
_options = options;
_streamPatterns = streamPatterns;
}
