--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Source/Data/Linq/Builder/IBuildContext.cs	Thu Mar 27 21:46:09 2014 +0400
@@ -0,0 +1,36 @@
+using System;
+using System.Linq.Expressions;
+
+#if DEBUG
+#pragma warning disable 3010
+#endif
+
+namespace BLToolkit.Data.Linq.Builder
+{
+	using Data.Sql;
+
+	public interface IBuildContext
+	{
+#if DEBUG
+// ReSharper disable InconsistentNaming
+		[CLSCompliant(false)]
+		string _sqlQueryText { get; }
+// ReSharper restore InconsistentNaming
+#endif
+
+		ExpressionBuilder  Builder    { get; }
+		Expression         Expression { get; }
+		SqlQuery           SqlQuery   { get; set; }
+		IBuildContext      Parent     { get; set; }
+
+		void               BuildQuery<T>       (Query<T> query, ParameterExpression queryParameter);
+		Expression         BuildExpression     (Expression expression, int level);
+		SqlInfo[]          ConvertToSql        (Expression expression, int level, ConvertFlags flags);
+		SqlInfo[]          ConvertToIndex      (Expression expression, int level, ConvertFlags flags);
+		IsExpressionResult IsExpression        (Expression expression, int level, RequestFor requestFlag);
+		IBuildContext      GetContext          (Expression expression, int level, BuildInfo buildInfo);
+		int                ConvertToParentIndex(int index, IBuildContext context);
+		void               SetAlias            (string alias);
+		ISqlExpression     GetSubQuery         (IBuildContext context);
+	}
+}