internal static DataServiceQueryContinuation Create(Uri nextLinkUri, ProjectionPlan plan)
{
if (nextLinkUri == null)
{
return(null);
}
return((DataServiceQueryContinuation)Util.ConstructorInvoke(typeof(DataServiceQueryContinuation <>).MakeGenericType(new Type[] { plan.ProjectedType }).GetInstanceConstructors(false).Single <ConstructorInfo>(), new object[] { nextLinkUri, plan }));
}
public IQueryable CreateQuery(Expression expression)
{
Util.CheckArgumentNull <Expression>(expression, "expression");
Type elementType = TypeSystem.GetElementType(expression.Type);
Type type = typeof(DataServiceQuery <> .DataServiceOrderedQuery).MakeGenericType(new Type[] { elementType });
object[] arguments = new object[] { expression, this };
return((IQueryable)Util.ConstructorInvoke(type.GetInstanceConstructor(false, new Type[] { typeof(Expression), typeof(DataServiceQueryProvider) }), arguments));
}
/// <summary>Factory method for creating DataServiceOrderedQuery based on expression </summary>
/// <param name="expression">The expression for the new query</param>
/// <returns>new DataServiceQuery</returns>
public IQueryable CreateQuery(Expression expression)
{
Util.CheckArgumentNull(expression, "expression");
Type et = TypeSystem.GetElementType(expression.Type);
Type qt = typeof(DataServiceQuery <> .DataServiceOrderedQuery).MakeGenericType(et);
object[] args = new object[] { expression, this };
ConstructorInfo ci = qt.GetInstanceConstructor(
false /*isPublic*/,
new Type[] { typeof(Expression), typeof(DataServiceQueryProvider) });
return((IQueryable)Util.ConstructorInvoke(ci, args));
}
/// <summary>Creates a new <see cref="DataServiceQueryContinuation"/> instance.</summary>
/// <param name="nextLinkUri">Link to next page of data (possibly null).</param>
/// <param name="plan">Plan to materialize the data (only null if nextLinkUri is null).</param>
/// <returns>A new continuation object; null if nextLinkUri is null.</returns>
internal static DataServiceQueryContinuation Create(Uri nextLinkUri, ProjectionPlan plan)
{
Debug.Assert(plan != null || nextLinkUri == null, "plan != null || nextLinkUri == null");
if (nextLinkUri == null)
{
return(null);
}
var constructors = typeof(DataServiceQueryContinuation <>).MakeGenericType(plan.ProjectedType).GetInstanceConstructors(false /*isPublic*/);
object result = Util.ConstructorInvoke(constructors.Single(), new object[] { nextLinkUri, plan });
return((DataServiceQueryContinuation)result);
}
/// <summary>Creates a new <see cref="DataServiceQueryContinuation"/> instance.</summary>
/// <param name="nextLinkUri">Link to next page of data (possibly null).</param>
/// <param name="plan">Plan to materialize the data (only null if nextLinkUri is null).</param>
/// <returns>A new continuation object; null if nextLinkUri is null.</returns>
internal static DataServiceQueryContinuation Create(Uri nextLinkUri, ProjectionPlan plan)
{
Debug.Assert(plan != null || nextLinkUri == null, "plan != null || nextLinkUri == null");
if (nextLinkUri == null)
{
return(null);
}
var constructors = typeof(DataServiceQueryContinuation <>).MakeGenericType(plan.ProjectedType).GetConstructors(BindingFlags.NonPublic | BindingFlags.Instance);
Debug.Assert(constructors.Length == 1, "constructors.Length == 1");
object result = Util.ConstructorInvoke(constructors[0], new object[] { nextLinkUri, plan });
return((DataServiceQueryContinuation)result);
}
internal static QueryOperationResponse GetInstance(Type elementType, HeaderCollection headers, DataServiceRequest query, MaterializeAtom results)
{
Type genericType = typeof(QueryOperationResponse <>).MakeGenericType(elementType);
#if !ASTORIA_LIGHT && !PORTABLELIB
return((QueryOperationResponse)Activator.CreateInstance(
genericType,
BindingFlags.CreateInstance | BindingFlags.NonPublic | BindingFlags.Instance,
null,
new object[] { headers, query, results },
System.Globalization.CultureInfo.InvariantCulture));
#else
ConstructorInfo info = genericType.GetInstanceConstructors(false /*isPublic*/).Single();
return((QueryOperationResponse)Util.ConstructorInvoke(info, new object[] { headers, query, results }));
#endif
}
internal static QueryOperationResponse GetInstance(Type elementType, Dictionary <string, string> headers, DataServiceRequest query, MaterializeAtom results)
{
Type genericType = typeof(QueryOperationResponse <>).MakeGenericType(elementType);
#if !ASTORIA_LIGHT
return((QueryOperationResponse)Activator.CreateInstance(
genericType,
BindingFlags.CreateInstance | BindingFlags.NonPublic | BindingFlags.Instance,
null,
new object[] { headers, query, results },
System.Globalization.CultureInfo.InvariantCulture));
#else
System.Reflection.ConstructorInfo[] info = genericType.GetConstructors(BindingFlags.NonPublic | BindingFlags.Instance);
System.Diagnostics.Debug.Assert(1 == info.Length, "only expected 1 ctor");
return((QueryOperationResponse)Util.ConstructorInvoke(info[0], new object[] { headers, query, results }));
#endif
}
