/// <summary> /// Initializes aliased import. /// </summary> internal NamespaceImport(BuiltInExpr bltInExpr) { _namespaceAlias = null; Identifier aliasId = bltInExpr.Arg1 as Identifier; if (aliasId == null) { throw EntityUtil.EntitySqlError(bltInExpr.Arg1.ErrCtx, System.Data.Entity.Strings.InvalidNamespaceAlias); } _namespaceAlias = aliasId; _namespaceName = bltInExpr.Arg2; }