DbLambda.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / DataEntity / System / Data / Common / CommandTrees / DbLambda.cs / 1305376 / DbLambda.cs
                        

                        
                            //---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// 
// @owner  [....]
// @backupOwner [....] 
//--------------------------------------------------------------------- 

using System; 
using System.Collections.Generic;
using System.Diagnostics;
using System.Data.Common.CommandTrees.ExpressionBuilder.Internal;
using ReadOnlyVariables = System.Collections.ObjectModel.ReadOnlyCollection; 
using System.Data.Common.CommandTrees.ExpressionBuilder;
using System.Data.Metadata.Edm; 
using System.Reflection; 

namespace System.Data.Common.CommandTrees 
{
    /// 
    /// Represents a Lambda function that can be invoked to produce a .
    ///  
    [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "Db")]
    public sealed class DbLambda 
    { 
        private readonly ReadOnlyVariables _variables;
        private readonly DbExpression _body; 

        internal DbLambda(ReadOnlyVariables variables, DbExpression bodyExp)
        {
            Debug.Assert(variables != null, "DbLambda.Variables cannot be null"); 
            Debug.Assert(bodyExp != null, "DbLambda.Body cannot be null");
 
            this._variables = variables; 
            this._body = bodyExp;
        } 

        /// 
        /// Gets the  that provides the definition of the Lambda function
        ///  
        public DbExpression Body { get { return this._body; } }
 
        ///  
        /// Gets the s that represent the parameters to the Lambda function and are in scope within .
        ///  
        public IList Variables { get { return this._variables; } }

#if PUBLIC_DBEXPRESSIONBUILDER
        ///  
        /// Creates a  with the specified inline Lambda function implementation and formal parameters.
        ///  
        /// An expression that defines the logic of the Lambda function 
        /// 
        ///   A  collection that represents the formal parameters to the Lambda function. 
        ///   These variables are valid for use in the  expression.
        /// 
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters
        ///  
        ///      is null or contains null, or  is null
        /// . 
        ///  
        ///      contains more than one element with the same variable name.
        ///  
        public static DbLambda Create(DbExpression body, IEnumerable variables)
        {
            return DbExpressionBuilder.Lambda(body, variables);
        } 

        ///  
        /// Creates a  with the specified inline Lambda function implementation and formal parameters. 
        /// 
        /// An expression that defines the logic of the Lambda function 
        /// 
        ///   A  collection that represents the formal parameters to the Lambda function.
        ///   These variables are valid for use in the  expression.
        ///  
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters
        ///  
        ///      is null or contains null, or  is null 
        /// .
        ///  
        ///      contains more than one element with the same variable name.
        /// 
        public static DbLambda Create(DbExpression body, params DbVariableReferenceExpression[] variables)
        { 
            return DbExpressionBuilder.Lambda(body, variables);
        } 
 
        /// 
        /// Creates a new  with a single argument of the specified type, as defined by the specified function. 
        /// 
        /// A  that defines the EDM type of the argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a 
        /// A new DbLambda that describes an inline Lambda function with the specified body and single formal parameter. 
        /// 
        ///    is null, or  is null or produces a result of null. 
        ///  
        public static DbLambda Create(TypeUsage argument1Type, Func lambdaFunction)
        { 
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction");

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type); 
            DbExpression body = lambdaFunction(variables[0]);
 
            return DbExpressionBuilder.Lambda(body, variables); 
        }
 
        /// 
        /// Creates a new  with arguments of the specified types, as defined by the specified function.
        /// 
        /// A  that defines the EDM type of the first argument to the Lambda function 
        /// A  that defines the EDM type of the second argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a  
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters. 
        /// 
        ///    is null,  is null, 
        ///   or  is null or produces a result of null.
        /// 
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, Func lambdaFunction)
        { 
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type"); 
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction"); 

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type); 
            DbExpression body = lambdaFunction(variables[0], variables[1]);

            return DbExpressionBuilder.Lambda(body, variables);
        } 

        ///  
        /// Creates a new  with arguments of the specified types, as defined by the specified function. 
        /// 
        /// A  that defines the EDM type of the first argument to the Lambda function 
        /// A  that defines the EDM type of the second argument to the Lambda function
        /// A  that defines the EDM type of the third argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a 
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters. 
        /// 
        ///    is null,  is null,  is null 
        ///   or  is null or produces a result of null. 
        /// 
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, Func lambdaFunction) 
        {
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type");
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type"); 
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction");
 
            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type); 
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2]);
 
            return DbExpressionBuilder.Lambda(body, variables);
        }

        ///  
        /// Creates a new  with arguments of the specified types, as defined by the specified function.
        ///  
        /// A  that defines the EDM type of the first argument to the Lambda function 
        /// A  that defines the EDM type of the second argument to the Lambda function
        /// A  that defines the EDM type of the third argument to the Lambda function 
        /// A  that defines the EDM type of the fourth argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a 
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters.
        ///  
        ///    is null,  is null,  is null,
        ///    is null, or  is null or produces a result of null. 
        ///  
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, Func lambdaFunction)
        { 
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type");
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type");
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type"); 
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction");
 
            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type); 
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3]);
 
            return DbExpressionBuilder.Lambda(body, variables);
        }

        ///  
        /// Creates a new  with arguments of the specified types, as defined by the specified function.
        ///  
        /// A  that defines the EDM type of the first argument to the Lambda function 
        /// A  that defines the EDM type of the second argument to the Lambda function
        /// A  that defines the EDM type of the third argument to the Lambda function 
        /// A  that defines the EDM type of the fourth argument to the Lambda function
        /// A  that defines the EDM type of the fifth argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a 
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters. 
        /// 
        ///    is null,  is null,  is null, 
        ///    is null,  is null, or  is null or produces a result of null. 
        /// 
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, Func lambdaFunction) 
        {
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type");
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type"); 
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type");
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type"); 
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction"); 

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type); 
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4]);

            return DbExpressionBuilder.Lambda(body, variables);
        } 

        ///  
        /// Creates a new  with arguments of the specified types, as defined by the specified function. 
        /// 
        /// A  that defines the EDM type of the first argument to the Lambda function 
        /// A  that defines the EDM type of the second argument to the Lambda function
        /// A  that defines the EDM type of the third argument to the Lambda function
        /// A  that defines the EDM type of the fourth argument to the Lambda function
        /// A  that defines the EDM type of the fifth argument to the Lambda function 
        /// A  that defines the EDM type of the sixth argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a  
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters. 
        /// 
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null,
        ///   or  is null or produces a result of null.
        /// 
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, Func lambdaFunction) 
        {
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type"); 
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type"); 
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type");
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type"); 
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type");
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type");
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction");
 
            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type);
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5]); 
 
            return DbExpressionBuilder.Lambda(body, variables);
        } 

        /// 
        /// Creates a new  with arguments of the specified types, as defined by the specified function.
        ///  
        /// A  that defines the EDM type of the first argument to the Lambda function
        /// A  that defines the EDM type of the second argument to the Lambda function 
        /// A  that defines the EDM type of the third argument to the Lambda function 
        /// A  that defines the EDM type of the fourth argument to the Lambda function
        /// A  that defines the EDM type of the fifth argument to the Lambda function 
        /// A  that defines the EDM type of the sixth argument to the Lambda function
        /// A  that defines the EDM type of the seventh argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a 
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters. 
        /// 
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null, 
        ///    is null, or  is null or produces a result of null.
        ///  
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, TypeUsage argument7Type, Func lambdaFunction)
        {
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type"); 
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type");
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type"); 
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type"); 
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type");
            EntityUtil.CheckArgumentNull(argument7Type, "argument7Type"); 
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction");

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type, argument7Type);
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5], variables[6]); 

            return DbExpressionBuilder.Lambda(body, variables); 
        } 

        ///  
        /// Creates a new  with arguments of the specified types, as defined by the specified function.
        /// 
        /// A  that defines the EDM type of the first argument to the Lambda function
        /// A  that defines the EDM type of the second argument to the Lambda function 
        /// A  that defines the EDM type of the third argument to the Lambda function
        /// A  that defines the EDM type of the fourth argument to the Lambda function 
        /// A  that defines the EDM type of the fifth argument to the Lambda function 
        /// A  that defines the EDM type of the sixth argument to the Lambda function
        /// A  that defines the EDM type of the seventh argument to the Lambda function 
        /// A  that defines the EDM type of the eighth argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a 
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters.
        ///  
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null, 
        ///    is null,  is null, or  is null or produces a result of null. 
        /// 
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, TypeUsage argument7Type, TypeUsage argument8Type, Func lambdaFunction) 
        {
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type");
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type"); 
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type");
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type"); 
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type"); 
            EntityUtil.CheckArgumentNull(argument7Type, "argument7Type");
            EntityUtil.CheckArgumentNull(argument8Type, "argument8Type"); 
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction");

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type, argument7Type, argument8Type);
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5], variables[6], variables[7]); 

            return DbExpressionBuilder.Lambda(body, variables); 
        } 

        ///  
        /// Creates a new  with arguments of the specified types, as defined by the specified function.
        /// 
        /// A  that defines the EDM type of the first argument to the Lambda function
        /// A  that defines the EDM type of the second argument to the Lambda function 
        /// A  that defines the EDM type of the third argument to the Lambda function
        /// A  that defines the EDM type of the fourth argument to the Lambda function 
        /// A  that defines the EDM type of the fifth argument to the Lambda function 
        /// A  that defines the EDM type of the sixth argument to the Lambda function
        /// A  that defines the EDM type of the seventh argument to the Lambda function 
        /// A  that defines the EDM type of the eighth argument to the Lambda function
        /// A  that defines the EDM type of the ninth argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a 
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters. 
        /// 
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null,
        ///   or  is null or produces a result of null. 
        /// 
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, TypeUsage argument7Type, TypeUsage argument8Type, TypeUsage argument9Type, Func lambdaFunction)
        {
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type"); 
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type");
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type"); 
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type"); 
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type");
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type"); 
            EntityUtil.CheckArgumentNull(argument7Type, "argument7Type");
            EntityUtil.CheckArgumentNull(argument8Type, "argument8Type");
            EntityUtil.CheckArgumentNull(argument9Type, "argument9Type");
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction"); 

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type, argument7Type, argument8Type, argument9Type); 
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5], variables[6], variables[7], variables[8]); 

            return DbExpressionBuilder.Lambda(body, variables); 
        }

        /// 
        /// Creates a new  with arguments of the specified types, as defined by the specified function. 
        /// 
        /// A  that defines the EDM type of the first argument to the Lambda function 
        /// A  that defines the EDM type of the second argument to the Lambda function 
        /// A  that defines the EDM type of the third argument to the Lambda function
        /// A  that defines the EDM type of the fourth argument to the Lambda function 
        /// A  that defines the EDM type of the fifth argument to the Lambda function
        /// A  that defines the EDM type of the sixth argument to the Lambda function
        /// A  that defines the EDM type of the seventh argument to the Lambda function
        /// A  that defines the EDM type of the eighth argument to the Lambda function 
        /// A  that defines the EDM type of the ninth argument to the Lambda function
        /// A  that defines the EDM type of the tenth argument to the Lambda function 
        /// A function that defines the logic of the Lambda function as a  
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters.
        ///  
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null,
        ///    is null, or  is null or produces a result of null. 
        /// 
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, TypeUsage argument7Type, TypeUsage argument8Type, TypeUsage argument9Type, TypeUsage argument10Type, Func lambdaFunction) 
        { 
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type"); 
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type");
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type");
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type");
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type"); 
            EntityUtil.CheckArgumentNull(argument7Type, "argument7Type");
            EntityUtil.CheckArgumentNull(argument8Type, "argument8Type"); 
            EntityUtil.CheckArgumentNull(argument9Type, "argument9Type"); 
            EntityUtil.CheckArgumentNull(argument10Type, "argument10Type");
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction"); 

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type, argument7Type, argument8Type, argument9Type, argument10Type);
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5], variables[6], variables[7], variables[8], variables[9]);
 
            return DbExpressionBuilder.Lambda(body, variables);
        } 
 
        /// 
        /// Creates a new  with arguments of the specified types, as defined by the specified function. 
        /// 
        /// A  that defines the EDM type of the first argument to the Lambda function
        /// A  that defines the EDM type of the second argument to the Lambda function
        /// A  that defines the EDM type of the third argument to the Lambda function 
        /// A  that defines the EDM type of the fourth argument to the Lambda function
        /// A  that defines the EDM type of the fifth argument to the Lambda function 
        /// A  that defines the EDM type of the sixth argument to the Lambda function 
        /// A  that defines the EDM type of the seventh argument to the Lambda function
        /// A  that defines the EDM type of the eighth argument to the Lambda function 
        /// A  that defines the EDM type of the ninth argument to the Lambda function
        /// A  that defines the EDM type of the tenth argument to the Lambda function
        /// A  that defines the EDM type of the eleventh argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a  
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters.
        ///  
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null, 
        ///    is null,  is null, or  is null or produces a result of null.
        /// 
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, TypeUsage argument7Type, TypeUsage argument8Type, TypeUsage argument9Type, TypeUsage argument10Type, TypeUsage argument11Type, Func lambdaFunction)
        { 
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type"); 
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type"); 
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type");
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type"); 
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type");
            EntityUtil.CheckArgumentNull(argument7Type, "argument7Type");
            EntityUtil.CheckArgumentNull(argument8Type, "argument8Type");
            EntityUtil.CheckArgumentNull(argument9Type, "argument9Type"); 
            EntityUtil.CheckArgumentNull(argument10Type, "argument10Type");
            EntityUtil.CheckArgumentNull(argument11Type, "argument11Type"); 
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction"); 

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type, argument7Type, argument8Type, argument9Type, argument10Type, argument11Type); 
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5], variables[6], variables[7], variables[8], variables[9], variables[10]);

            return DbExpressionBuilder.Lambda(body, variables);
        } 

        ///  
        /// Creates a new  with arguments of the specified types, as defined by the specified function. 
        /// 
        /// A  that defines the EDM type of the first argument to the Lambda function 
        /// A  that defines the EDM type of the second argument to the Lambda function
        /// A  that defines the EDM type of the third argument to the Lambda function
        /// A  that defines the EDM type of the fourth argument to the Lambda function
        /// A  that defines the EDM type of the fifth argument to the Lambda function 
        /// A  that defines the EDM type of the sixth argument to the Lambda function
        /// A  that defines the EDM type of the seventh argument to the Lambda function 
        /// A  that defines the EDM type of the eighth argument to the Lambda function 
        /// A  that defines the EDM type of the ninth argument to the Lambda function
        /// A  that defines the EDM type of the tenth argument to the Lambda function 
        /// A  that defines the EDM type of the eleventh argument to the Lambda function
        /// A  that defines the EDM type of the twelfth argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a 
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters. 
        /// 
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null, 
        ///   or  is null or produces a result of null.
        /// 
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, TypeUsage argument7Type, TypeUsage argument8Type, TypeUsage argument9Type, TypeUsage argument10Type, TypeUsage argument11Type, TypeUsage argument12Type, Func lambdaFunction)
        { 
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type"); 
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type"); 
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type");
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type"); 
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type");
            EntityUtil.CheckArgumentNull(argument7Type, "argument7Type");
            EntityUtil.CheckArgumentNull(argument8Type, "argument8Type");
            EntityUtil.CheckArgumentNull(argument9Type, "argument9Type"); 
            EntityUtil.CheckArgumentNull(argument10Type, "argument10Type");
            EntityUtil.CheckArgumentNull(argument11Type, "argument11Type"); 
            EntityUtil.CheckArgumentNull(argument12Type, "argument12Type"); 
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction");
 
            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type, argument7Type, argument8Type, argument9Type, argument10Type, argument11Type, argument12Type);
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5], variables[6], variables[7], variables[8], variables[9], variables[10], variables[11]);

            return DbExpressionBuilder.Lambda(body, variables); 
        }
 
        ///  
        /// Creates a new  with arguments of the specified types, as defined by the specified function.
        ///  
        /// A  that defines the EDM type of the first argument to the Lambda function
        /// A  that defines the EDM type of the second argument to the Lambda function
        /// A  that defines the EDM type of the third argument to the Lambda function
        /// A  that defines the EDM type of the fourth argument to the Lambda function 
        /// A  that defines the EDM type of the fifth argument to the Lambda function
        /// A  that defines the EDM type of the sixth argument to the Lambda function 
        /// A  that defines the EDM type of the seventh argument to the Lambda function 
        /// A  that defines the EDM type of the eighth argument to the Lambda function
        /// A  that defines the EDM type of the ninth argument to the Lambda function 
        /// A  that defines the EDM type of the tenth argument to the Lambda function
        /// A  that defines the EDM type of the eleventh argument to the Lambda function
        /// A  that defines the EDM type of the twelfth argument to the Lambda function
        /// A  that defines the EDM type of the thirteenth argument to the Lambda function 
        /// A function that defines the logic of the Lambda function as a 
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters. 
        ///  
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null,
        ///    is null, or  is null or produces a result of null.
        ///  
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, TypeUsage argument7Type, TypeUsage argument8Type, TypeUsage argument9Type, TypeUsage argument10Type, TypeUsage argument11Type, TypeUsage argument12Type, TypeUsage argument13Type, Func lambdaFunction)
        { 
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type"); 
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type");
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type"); 
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type");
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type");
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type");
            EntityUtil.CheckArgumentNull(argument7Type, "argument7Type"); 
            EntityUtil.CheckArgumentNull(argument8Type, "argument8Type");
            EntityUtil.CheckArgumentNull(argument9Type, "argument9Type"); 
            EntityUtil.CheckArgumentNull(argument10Type, "argument10Type"); 
            EntityUtil.CheckArgumentNull(argument11Type, "argument11Type");
            EntityUtil.CheckArgumentNull(argument12Type, "argument12Type"); 
            EntityUtil.CheckArgumentNull(argument13Type, "argument13Type");
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction");

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type, argument7Type, argument8Type, argument9Type, argument10Type, argument11Type, argument12Type, argument13Type); 
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5], variables[6], variables[7], variables[8], variables[9], variables[10], variables[11], variables[12]);
 
            return DbExpressionBuilder.Lambda(body, variables); 
        }
 
        /// 
        /// Creates a new  with arguments of the specified types, as defined by the specified function.
        /// 
        /// A  that defines the EDM type of the first argument to the Lambda function 
        /// A  that defines the EDM type of the second argument to the Lambda function
        /// A  that defines the EDM type of the third argument to the Lambda function 
        /// A  that defines the EDM type of the fourth argument to the Lambda function 
        /// A  that defines the EDM type of the fifth argument to the Lambda function
        /// A  that defines the EDM type of the sixth argument to the Lambda function 
        /// A  that defines the EDM type of the seventh argument to the Lambda function
        /// A  that defines the EDM type of the eighth argument to the Lambda function
        /// A  that defines the EDM type of the ninth argument to the Lambda function
        /// A  that defines the EDM type of the tenth argument to the Lambda function 
        /// A  that defines the EDM type of the eleventh argument to the Lambda function
        /// A  that defines the EDM type of the twelfth argument to the Lambda function 
        /// A  that defines the EDM type of the thirteenth argument to the Lambda function 
        /// A  that defines the EDM type of the fourteenth argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a  
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters.
        /// 
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null, 
        ///    is null,  is null, or  is null or produces a result of null. 
        /// 
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, TypeUsage argument7Type, TypeUsage argument8Type, TypeUsage argument9Type, TypeUsage argument10Type, TypeUsage argument11Type, TypeUsage argument12Type, TypeUsage argument13Type, TypeUsage argument14Type, Func lambdaFunction) 
        {
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type");
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type"); 
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type");
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type"); 
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type"); 
            EntityUtil.CheckArgumentNull(argument7Type, "argument7Type");
            EntityUtil.CheckArgumentNull(argument8Type, "argument8Type"); 
            EntityUtil.CheckArgumentNull(argument9Type, "argument9Type");
            EntityUtil.CheckArgumentNull(argument10Type, "argument10Type");
            EntityUtil.CheckArgumentNull(argument11Type, "argument11Type");
            EntityUtil.CheckArgumentNull(argument12Type, "argument12Type"); 
            EntityUtil.CheckArgumentNull(argument13Type, "argument13Type");
            EntityUtil.CheckArgumentNull(argument14Type, "argument14Type"); 
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction"); 

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type, argument7Type, argument8Type, argument9Type, argument10Type, argument11Type, argument12Type, argument13Type, argument14Type); 
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5], variables[6], variables[7], variables[8], variables[9], variables[10], variables[11], variables[12], variables[13]);

            return DbExpressionBuilder.Lambda(body, variables);
        } 

        ///  
        /// Creates a new  with arguments of the specified types, as defined by the specified function. 
        /// 
        /// A  that defines the EDM type of the first argument to the Lambda function 
        /// A  that defines the EDM type of the second argument to the Lambda function
        /// A  that defines the EDM type of the third argument to the Lambda function
        /// A  that defines the EDM type of the fourth argument to the Lambda function
        /// A  that defines the EDM type of the fifth argument to the Lambda function 
        /// A  that defines the EDM type of the sixth argument to the Lambda function
        /// A  that defines the EDM type of the seventh argument to the Lambda function 
        /// A  that defines the EDM type of the eighth argument to the Lambda function 
        /// A  that defines the EDM type of the ninth argument to the Lambda function
        /// A  that defines the EDM type of the tenth argument to the Lambda function 
        /// A  that defines the EDM type of the eleventh argument to the Lambda function
        /// A  that defines the EDM type of the twelfth argument to the Lambda function
        /// A  that defines the EDM type of the thirteenth argument to the Lambda function
        /// A  that defines the EDM type of the fourteenth argument to the Lambda function 
        /// A  that defines the EDM type of the fifteenth argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a  
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters. 
        /// 
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null, 
        ///   or  is null or produces a result of null.
        ///  
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, TypeUsage argument7Type, TypeUsage argument8Type, TypeUsage argument9Type, TypeUsage argument10Type, TypeUsage argument11Type, TypeUsage argument12Type, TypeUsage argument13Type, TypeUsage argument14Type, TypeUsage argument15Type, Func lambdaFunction) 
        {
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type"); 
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type");
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type");
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type");
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type"); 
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type");
            EntityUtil.CheckArgumentNull(argument7Type, "argument7Type"); 
            EntityUtil.CheckArgumentNull(argument8Type, "argument8Type"); 
            EntityUtil.CheckArgumentNull(argument9Type, "argument9Type");
            EntityUtil.CheckArgumentNull(argument10Type, "argument10Type"); 
            EntityUtil.CheckArgumentNull(argument11Type, "argument11Type");
            EntityUtil.CheckArgumentNull(argument12Type, "argument12Type");
            EntityUtil.CheckArgumentNull(argument13Type, "argument13Type");
            EntityUtil.CheckArgumentNull(argument14Type, "argument14Type"); 
            EntityUtil.CheckArgumentNull(argument15Type, "argument15Type");
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction"); 
 
            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type, argument7Type, argument8Type, argument9Type, argument10Type, argument11Type, argument12Type, argument13Type, argument14Type, argument15Type);
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5], variables[6], variables[7], variables[8], variables[9], variables[10], variables[11], variables[12], variables[13], variables[14]); 

            return DbExpressionBuilder.Lambda(body, variables);
        }
 
        /// 
        /// Creates a new  with arguments of the specified types, as defined by the specified function. 
        ///  
        /// A  that defines the EDM type of the first argument to the Lambda function
        /// A  that defines the EDM type of the second argument to the Lambda function 
        /// A  that defines the EDM type of the third argument to the Lambda function
        /// A  that defines the EDM type of the fourth argument to the Lambda function
        /// A  that defines the EDM type of the fifth argument to the Lambda function
        /// A  that defines the EDM type of the sixth argument to the Lambda function 
        /// A  that defines the EDM type of the seventh argument to the Lambda function
        /// A  that defines the EDM type of the eighth argument to the Lambda function 
        /// A  that defines the EDM type of the ninth argument to the Lambda function 
        /// A  that defines the EDM type of the tenth argument to the Lambda function
        /// A  that defines the EDM type of the eleventh argument to the Lambda function 
        /// A  that defines the EDM type of the twelfth argument to the Lambda function
        /// A  that defines the EDM type of the thirteenth argument to the Lambda function
        /// A  that defines the EDM type of the fourteenth argument to the Lambda function
        /// A  that defines the EDM type of the fifteenth argument to the Lambda function 
        /// A  that defines the EDM type of the sixteenth argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a  
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters. 
        /// 
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null, 
        ///    is null, or  is null or produces a result of null.
        ///  
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, TypeUsage argument7Type, TypeUsage argument8Type, TypeUsage argument9Type, TypeUsage argument10Type, TypeUsage argument11Type, TypeUsage argument12Type, TypeUsage argument13Type, TypeUsage argument14Type, TypeUsage argument15Type, TypeUsage argument16Type, Func lambdaFunction) 
        {
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type"); 
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type");
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type");
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type");
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type"); 
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type");
            EntityUtil.CheckArgumentNull(argument7Type, "argument7Type"); 
            EntityUtil.CheckArgumentNull(argument8Type, "argument8Type"); 
            EntityUtil.CheckArgumentNull(argument9Type, "argument9Type");
            EntityUtil.CheckArgumentNull(argument10Type, "argument10Type"); 
            EntityUtil.CheckArgumentNull(argument11Type, "argument11Type");
            EntityUtil.CheckArgumentNull(argument12Type, "argument12Type");
            EntityUtil.CheckArgumentNull(argument13Type, "argument13Type");
            EntityUtil.CheckArgumentNull(argument14Type, "argument14Type"); 
            EntityUtil.CheckArgumentNull(argument15Type, "argument15Type");
            EntityUtil.CheckArgumentNull(argument16Type, "argument16Type"); 
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction"); 

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type, argument7Type, argument8Type, argument9Type, argument10Type, argument11Type, argument12Type, argument13Type, argument14Type, argument15Type, argument16Type); 
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5], variables[6], variables[7], variables[8], variables[9], variables[10], variables[11], variables[12], variables[13], variables[14], variables[15]);

            return DbExpressionBuilder.Lambda(body, variables);
        } 

        private static DbVariableReferenceExpression[] CreateVariables(MethodInfo lambdaMethod, params TypeUsage[] argumentTypes) 
        { 
            Debug.Assert(lambdaMethod != null, "Lambda function method must not be null");
            string[] paramNames = DbExpressionBuilder.ExtractAliases(lambdaMethod); 

            Debug.Assert(paramNames.Length == argumentTypes.Length, "Lambda function method parameter count does not match argument count");
            DbVariableReferenceExpression[] result = new DbVariableReferenceExpression[argumentTypes.Length];
            for (int idx = 0; idx < paramNames.Length; idx++) 
            {
                Debug.Assert(argumentTypes[idx] != null, "DbLambda.Create allowed null type argument"); 
                result[idx] = argumentTypes[idx].Variable(paramNames[idx]); 
            }
            return result; 
        }
#endif
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// 
// @owner  [....]
// @backupOwner [....] 
//--------------------------------------------------------------------- 

using System; 
using System.Collections.Generic;
using System.Diagnostics;
using System.Data.Common.CommandTrees.ExpressionBuilder.Internal;
using ReadOnlyVariables = System.Collections.ObjectModel.ReadOnlyCollection; 
using System.Data.Common.CommandTrees.ExpressionBuilder;
using System.Data.Metadata.Edm; 
using System.Reflection; 

namespace System.Data.Common.CommandTrees 
{
    /// 
    /// Represents a Lambda function that can be invoked to produce a .
    ///  
    [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "Db")]
    public sealed class DbLambda 
    { 
        private readonly ReadOnlyVariables _variables;
        private readonly DbExpression _body; 

        internal DbLambda(ReadOnlyVariables variables, DbExpression bodyExp)
        {
            Debug.Assert(variables != null, "DbLambda.Variables cannot be null"); 
            Debug.Assert(bodyExp != null, "DbLambda.Body cannot be null");
 
            this._variables = variables; 
            this._body = bodyExp;
        } 

        /// 
        /// Gets the  that provides the definition of the Lambda function
        ///  
        public DbExpression Body { get { return this._body; } }
 
        ///  
        /// Gets the s that represent the parameters to the Lambda function and are in scope within .
        ///  
        public IList Variables { get { return this._variables; } }

#if PUBLIC_DBEXPRESSIONBUILDER
        ///  
        /// Creates a  with the specified inline Lambda function implementation and formal parameters.
        ///  
        /// An expression that defines the logic of the Lambda function 
        /// 
        ///   A  collection that represents the formal parameters to the Lambda function. 
        ///   These variables are valid for use in the  expression.
        /// 
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters
        ///  
        ///      is null or contains null, or  is null
        /// . 
        ///  
        ///      contains more than one element with the same variable name.
        ///  
        public static DbLambda Create(DbExpression body, IEnumerable variables)
        {
            return DbExpressionBuilder.Lambda(body, variables);
        } 

        ///  
        /// Creates a  with the specified inline Lambda function implementation and formal parameters. 
        /// 
        /// An expression that defines the logic of the Lambda function 
        /// 
        ///   A  collection that represents the formal parameters to the Lambda function.
        ///   These variables are valid for use in the  expression.
        ///  
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters
        ///  
        ///      is null or contains null, or  is null 
        /// .
        ///  
        ///      contains more than one element with the same variable name.
        /// 
        public static DbLambda Create(DbExpression body, params DbVariableReferenceExpression[] variables)
        { 
            return DbExpressionBuilder.Lambda(body, variables);
        } 
 
        /// 
        /// Creates a new  with a single argument of the specified type, as defined by the specified function. 
        /// 
        /// A  that defines the EDM type of the argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a 
        /// A new DbLambda that describes an inline Lambda function with the specified body and single formal parameter. 
        /// 
        ///    is null, or  is null or produces a result of null. 
        ///  
        public static DbLambda Create(TypeUsage argument1Type, Func lambdaFunction)
        { 
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction");

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type); 
            DbExpression body = lambdaFunction(variables[0]);
 
            return DbExpressionBuilder.Lambda(body, variables); 
        }
 
        /// 
        /// Creates a new  with arguments of the specified types, as defined by the specified function.
        /// 
        /// A  that defines the EDM type of the first argument to the Lambda function 
        /// A  that defines the EDM type of the second argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a  
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters. 
        /// 
        ///    is null,  is null, 
        ///   or  is null or produces a result of null.
        /// 
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, Func lambdaFunction)
        { 
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type"); 
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction"); 

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type); 
            DbExpression body = lambdaFunction(variables[0], variables[1]);

            return DbExpressionBuilder.Lambda(body, variables);
        } 

        ///  
        /// Creates a new  with arguments of the specified types, as defined by the specified function. 
        /// 
        /// A  that defines the EDM type of the first argument to the Lambda function 
        /// A  that defines the EDM type of the second argument to the Lambda function
        /// A  that defines the EDM type of the third argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a 
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters. 
        /// 
        ///    is null,  is null,  is null 
        ///   or  is null or produces a result of null. 
        /// 
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, Func lambdaFunction) 
        {
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type");
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type"); 
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction");
 
            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type); 
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2]);
 
            return DbExpressionBuilder.Lambda(body, variables);
        }

        ///  
        /// Creates a new  with arguments of the specified types, as defined by the specified function.
        ///  
        /// A  that defines the EDM type of the first argument to the Lambda function 
        /// A  that defines the EDM type of the second argument to the Lambda function
        /// A  that defines the EDM type of the third argument to the Lambda function 
        /// A  that defines the EDM type of the fourth argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a 
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters.
        ///  
        ///    is null,  is null,  is null,
        ///    is null, or  is null or produces a result of null. 
        ///  
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, Func lambdaFunction)
        { 
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type");
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type");
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type"); 
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction");
 
            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type); 
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3]);
 
            return DbExpressionBuilder.Lambda(body, variables);
        }

        ///  
        /// Creates a new  with arguments of the specified types, as defined by the specified function.
        ///  
        /// A  that defines the EDM type of the first argument to the Lambda function 
        /// A  that defines the EDM type of the second argument to the Lambda function
        /// A  that defines the EDM type of the third argument to the Lambda function 
        /// A  that defines the EDM type of the fourth argument to the Lambda function
        /// A  that defines the EDM type of the fifth argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a 
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters. 
        /// 
        ///    is null,  is null,  is null, 
        ///    is null,  is null, or  is null or produces a result of null. 
        /// 
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, Func lambdaFunction) 
        {
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type");
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type"); 
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type");
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type"); 
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction"); 

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type); 
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4]);

            return DbExpressionBuilder.Lambda(body, variables);
        } 

        ///  
        /// Creates a new  with arguments of the specified types, as defined by the specified function. 
        /// 
        /// A  that defines the EDM type of the first argument to the Lambda function 
        /// A  that defines the EDM type of the second argument to the Lambda function
        /// A  that defines the EDM type of the third argument to the Lambda function
        /// A  that defines the EDM type of the fourth argument to the Lambda function
        /// A  that defines the EDM type of the fifth argument to the Lambda function 
        /// A  that defines the EDM type of the sixth argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a  
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters. 
        /// 
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null,
        ///   or  is null or produces a result of null.
        /// 
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, Func lambdaFunction) 
        {
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type"); 
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type"); 
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type");
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type"); 
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type");
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type");
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction");
 
            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type);
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5]); 
 
            return DbExpressionBuilder.Lambda(body, variables);
        } 

        /// 
        /// Creates a new  with arguments of the specified types, as defined by the specified function.
        ///  
        /// A  that defines the EDM type of the first argument to the Lambda function
        /// A  that defines the EDM type of the second argument to the Lambda function 
        /// A  that defines the EDM type of the third argument to the Lambda function 
        /// A  that defines the EDM type of the fourth argument to the Lambda function
        /// A  that defines the EDM type of the fifth argument to the Lambda function 
        /// A  that defines the EDM type of the sixth argument to the Lambda function
        /// A  that defines the EDM type of the seventh argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a 
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters. 
        /// 
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null, 
        ///    is null, or  is null or produces a result of null.
        ///  
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, TypeUsage argument7Type, Func lambdaFunction)
        {
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type"); 
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type");
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type"); 
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type"); 
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type");
            EntityUtil.CheckArgumentNull(argument7Type, "argument7Type"); 
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction");

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type, argument7Type);
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5], variables[6]); 

            return DbExpressionBuilder.Lambda(body, variables); 
        } 

        ///  
        /// Creates a new  with arguments of the specified types, as defined by the specified function.
        /// 
        /// A  that defines the EDM type of the first argument to the Lambda function
        /// A  that defines the EDM type of the second argument to the Lambda function 
        /// A  that defines the EDM type of the third argument to the Lambda function
        /// A  that defines the EDM type of the fourth argument to the Lambda function 
        /// A  that defines the EDM type of the fifth argument to the Lambda function 
        /// A  that defines the EDM type of the sixth argument to the Lambda function
        /// A  that defines the EDM type of the seventh argument to the Lambda function 
        /// A  that defines the EDM type of the eighth argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a 
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters.
        ///  
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null, 
        ///    is null,  is null, or  is null or produces a result of null. 
        /// 
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, TypeUsage argument7Type, TypeUsage argument8Type, Func lambdaFunction) 
        {
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type");
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type"); 
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type");
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type"); 
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type"); 
            EntityUtil.CheckArgumentNull(argument7Type, "argument7Type");
            EntityUtil.CheckArgumentNull(argument8Type, "argument8Type"); 
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction");

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type, argument7Type, argument8Type);
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5], variables[6], variables[7]); 

            return DbExpressionBuilder.Lambda(body, variables); 
        } 

        ///  
        /// Creates a new  with arguments of the specified types, as defined by the specified function.
        /// 
        /// A  that defines the EDM type of the first argument to the Lambda function
        /// A  that defines the EDM type of the second argument to the Lambda function 
        /// A  that defines the EDM type of the third argument to the Lambda function
        /// A  that defines the EDM type of the fourth argument to the Lambda function 
        /// A  that defines the EDM type of the fifth argument to the Lambda function 
        /// A  that defines the EDM type of the sixth argument to the Lambda function
        /// A  that defines the EDM type of the seventh argument to the Lambda function 
        /// A  that defines the EDM type of the eighth argument to the Lambda function
        /// A  that defines the EDM type of the ninth argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a 
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters. 
        /// 
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null,
        ///   or  is null or produces a result of null. 
        /// 
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, TypeUsage argument7Type, TypeUsage argument8Type, TypeUsage argument9Type, Func lambdaFunction)
        {
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type"); 
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type");
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type"); 
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type"); 
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type");
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type"); 
            EntityUtil.CheckArgumentNull(argument7Type, "argument7Type");
            EntityUtil.CheckArgumentNull(argument8Type, "argument8Type");
            EntityUtil.CheckArgumentNull(argument9Type, "argument9Type");
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction"); 

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type, argument7Type, argument8Type, argument9Type); 
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5], variables[6], variables[7], variables[8]); 

            return DbExpressionBuilder.Lambda(body, variables); 
        }

        /// 
        /// Creates a new  with arguments of the specified types, as defined by the specified function. 
        /// 
        /// A  that defines the EDM type of the first argument to the Lambda function 
        /// A  that defines the EDM type of the second argument to the Lambda function 
        /// A  that defines the EDM type of the third argument to the Lambda function
        /// A  that defines the EDM type of the fourth argument to the Lambda function 
        /// A  that defines the EDM type of the fifth argument to the Lambda function
        /// A  that defines the EDM type of the sixth argument to the Lambda function
        /// A  that defines the EDM type of the seventh argument to the Lambda function
        /// A  that defines the EDM type of the eighth argument to the Lambda function 
        /// A  that defines the EDM type of the ninth argument to the Lambda function
        /// A  that defines the EDM type of the tenth argument to the Lambda function 
        /// A function that defines the logic of the Lambda function as a  
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters.
        ///  
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null,
        ///    is null, or  is null or produces a result of null. 
        /// 
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, TypeUsage argument7Type, TypeUsage argument8Type, TypeUsage argument9Type, TypeUsage argument10Type, Func lambdaFunction) 
        { 
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type"); 
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type");
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type");
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type");
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type"); 
            EntityUtil.CheckArgumentNull(argument7Type, "argument7Type");
            EntityUtil.CheckArgumentNull(argument8Type, "argument8Type"); 
            EntityUtil.CheckArgumentNull(argument9Type, "argument9Type"); 
            EntityUtil.CheckArgumentNull(argument10Type, "argument10Type");
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction"); 

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type, argument7Type, argument8Type, argument9Type, argument10Type);
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5], variables[6], variables[7], variables[8], variables[9]);
 
            return DbExpressionBuilder.Lambda(body, variables);
        } 
 
        /// 
        /// Creates a new  with arguments of the specified types, as defined by the specified function. 
        /// 
        /// A  that defines the EDM type of the first argument to the Lambda function
        /// A  that defines the EDM type of the second argument to the Lambda function
        /// A  that defines the EDM type of the third argument to the Lambda function 
        /// A  that defines the EDM type of the fourth argument to the Lambda function
        /// A  that defines the EDM type of the fifth argument to the Lambda function 
        /// A  that defines the EDM type of the sixth argument to the Lambda function 
        /// A  that defines the EDM type of the seventh argument to the Lambda function
        /// A  that defines the EDM type of the eighth argument to the Lambda function 
        /// A  that defines the EDM type of the ninth argument to the Lambda function
        /// A  that defines the EDM type of the tenth argument to the Lambda function
        /// A  that defines the EDM type of the eleventh argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a  
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters.
        ///  
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null, 
        ///    is null,  is null, or  is null or produces a result of null.
        /// 
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, TypeUsage argument7Type, TypeUsage argument8Type, TypeUsage argument9Type, TypeUsage argument10Type, TypeUsage argument11Type, Func lambdaFunction)
        { 
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type"); 
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type"); 
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type");
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type"); 
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type");
            EntityUtil.CheckArgumentNull(argument7Type, "argument7Type");
            EntityUtil.CheckArgumentNull(argument8Type, "argument8Type");
            EntityUtil.CheckArgumentNull(argument9Type, "argument9Type"); 
            EntityUtil.CheckArgumentNull(argument10Type, "argument10Type");
            EntityUtil.CheckArgumentNull(argument11Type, "argument11Type"); 
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction"); 

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type, argument7Type, argument8Type, argument9Type, argument10Type, argument11Type); 
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5], variables[6], variables[7], variables[8], variables[9], variables[10]);

            return DbExpressionBuilder.Lambda(body, variables);
        } 

        ///  
        /// Creates a new  with arguments of the specified types, as defined by the specified function. 
        /// 
        /// A  that defines the EDM type of the first argument to the Lambda function 
        /// A  that defines the EDM type of the second argument to the Lambda function
        /// A  that defines the EDM type of the third argument to the Lambda function
        /// A  that defines the EDM type of the fourth argument to the Lambda function
        /// A  that defines the EDM type of the fifth argument to the Lambda function 
        /// A  that defines the EDM type of the sixth argument to the Lambda function
        /// A  that defines the EDM type of the seventh argument to the Lambda function 
        /// A  that defines the EDM type of the eighth argument to the Lambda function 
        /// A  that defines the EDM type of the ninth argument to the Lambda function
        /// A  that defines the EDM type of the tenth argument to the Lambda function 
        /// A  that defines the EDM type of the eleventh argument to the Lambda function
        /// A  that defines the EDM type of the twelfth argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a 
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters. 
        /// 
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null, 
        ///   or  is null or produces a result of null.
        /// 
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, TypeUsage argument7Type, TypeUsage argument8Type, TypeUsage argument9Type, TypeUsage argument10Type, TypeUsage argument11Type, TypeUsage argument12Type, Func lambdaFunction)
        { 
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type"); 
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type"); 
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type");
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type"); 
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type");
            EntityUtil.CheckArgumentNull(argument7Type, "argument7Type");
            EntityUtil.CheckArgumentNull(argument8Type, "argument8Type");
            EntityUtil.CheckArgumentNull(argument9Type, "argument9Type"); 
            EntityUtil.CheckArgumentNull(argument10Type, "argument10Type");
            EntityUtil.CheckArgumentNull(argument11Type, "argument11Type"); 
            EntityUtil.CheckArgumentNull(argument12Type, "argument12Type"); 
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction");
 
            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type, argument7Type, argument8Type, argument9Type, argument10Type, argument11Type, argument12Type);
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5], variables[6], variables[7], variables[8], variables[9], variables[10], variables[11]);

            return DbExpressionBuilder.Lambda(body, variables); 
        }
 
        ///  
        /// Creates a new  with arguments of the specified types, as defined by the specified function.
        ///  
        /// A  that defines the EDM type of the first argument to the Lambda function
        /// A  that defines the EDM type of the second argument to the Lambda function
        /// A  that defines the EDM type of the third argument to the Lambda function
        /// A  that defines the EDM type of the fourth argument to the Lambda function 
        /// A  that defines the EDM type of the fifth argument to the Lambda function
        /// A  that defines the EDM type of the sixth argument to the Lambda function 
        /// A  that defines the EDM type of the seventh argument to the Lambda function 
        /// A  that defines the EDM type of the eighth argument to the Lambda function
        /// A  that defines the EDM type of the ninth argument to the Lambda function 
        /// A  that defines the EDM type of the tenth argument to the Lambda function
        /// A  that defines the EDM type of the eleventh argument to the Lambda function
        /// A  that defines the EDM type of the twelfth argument to the Lambda function
        /// A  that defines the EDM type of the thirteenth argument to the Lambda function 
        /// A function that defines the logic of the Lambda function as a 
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters. 
        ///  
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null,
        ///    is null, or  is null or produces a result of null.
        ///  
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, TypeUsage argument7Type, TypeUsage argument8Type, TypeUsage argument9Type, TypeUsage argument10Type, TypeUsage argument11Type, TypeUsage argument12Type, TypeUsage argument13Type, Func lambdaFunction)
        { 
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type"); 
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type");
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type"); 
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type");
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type");
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type");
            EntityUtil.CheckArgumentNull(argument7Type, "argument7Type"); 
            EntityUtil.CheckArgumentNull(argument8Type, "argument8Type");
            EntityUtil.CheckArgumentNull(argument9Type, "argument9Type"); 
            EntityUtil.CheckArgumentNull(argument10Type, "argument10Type"); 
            EntityUtil.CheckArgumentNull(argument11Type, "argument11Type");
            EntityUtil.CheckArgumentNull(argument12Type, "argument12Type"); 
            EntityUtil.CheckArgumentNull(argument13Type, "argument13Type");
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction");

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type, argument7Type, argument8Type, argument9Type, argument10Type, argument11Type, argument12Type, argument13Type); 
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5], variables[6], variables[7], variables[8], variables[9], variables[10], variables[11], variables[12]);
 
            return DbExpressionBuilder.Lambda(body, variables); 
        }
 
        /// 
        /// Creates a new  with arguments of the specified types, as defined by the specified function.
        /// 
        /// A  that defines the EDM type of the first argument to the Lambda function 
        /// A  that defines the EDM type of the second argument to the Lambda function
        /// A  that defines the EDM type of the third argument to the Lambda function 
        /// A  that defines the EDM type of the fourth argument to the Lambda function 
        /// A  that defines the EDM type of the fifth argument to the Lambda function
        /// A  that defines the EDM type of the sixth argument to the Lambda function 
        /// A  that defines the EDM type of the seventh argument to the Lambda function
        /// A  that defines the EDM type of the eighth argument to the Lambda function
        /// A  that defines the EDM type of the ninth argument to the Lambda function
        /// A  that defines the EDM type of the tenth argument to the Lambda function 
        /// A  that defines the EDM type of the eleventh argument to the Lambda function
        /// A  that defines the EDM type of the twelfth argument to the Lambda function 
        /// A  that defines the EDM type of the thirteenth argument to the Lambda function 
        /// A  that defines the EDM type of the fourteenth argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a  
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters.
        /// 
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null, 
        ///    is null,  is null, or  is null or produces a result of null. 
        /// 
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, TypeUsage argument7Type, TypeUsage argument8Type, TypeUsage argument9Type, TypeUsage argument10Type, TypeUsage argument11Type, TypeUsage argument12Type, TypeUsage argument13Type, TypeUsage argument14Type, Func lambdaFunction) 
        {
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type");
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type");
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type"); 
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type");
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type"); 
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type"); 
            EntityUtil.CheckArgumentNull(argument7Type, "argument7Type");
            EntityUtil.CheckArgumentNull(argument8Type, "argument8Type"); 
            EntityUtil.CheckArgumentNull(argument9Type, "argument9Type");
            EntityUtil.CheckArgumentNull(argument10Type, "argument10Type");
            EntityUtil.CheckArgumentNull(argument11Type, "argument11Type");
            EntityUtil.CheckArgumentNull(argument12Type, "argument12Type"); 
            EntityUtil.CheckArgumentNull(argument13Type, "argument13Type");
            EntityUtil.CheckArgumentNull(argument14Type, "argument14Type"); 
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction"); 

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type, argument7Type, argument8Type, argument9Type, argument10Type, argument11Type, argument12Type, argument13Type, argument14Type); 
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5], variables[6], variables[7], variables[8], variables[9], variables[10], variables[11], variables[12], variables[13]);

            return DbExpressionBuilder.Lambda(body, variables);
        } 

        ///  
        /// Creates a new  with arguments of the specified types, as defined by the specified function. 
        /// 
        /// A  that defines the EDM type of the first argument to the Lambda function 
        /// A  that defines the EDM type of the second argument to the Lambda function
        /// A  that defines the EDM type of the third argument to the Lambda function
        /// A  that defines the EDM type of the fourth argument to the Lambda function
        /// A  that defines the EDM type of the fifth argument to the Lambda function 
        /// A  that defines the EDM type of the sixth argument to the Lambda function
        /// A  that defines the EDM type of the seventh argument to the Lambda function 
        /// A  that defines the EDM type of the eighth argument to the Lambda function 
        /// A  that defines the EDM type of the ninth argument to the Lambda function
        /// A  that defines the EDM type of the tenth argument to the Lambda function 
        /// A  that defines the EDM type of the eleventh argument to the Lambda function
        /// A  that defines the EDM type of the twelfth argument to the Lambda function
        /// A  that defines the EDM type of the thirteenth argument to the Lambda function
        /// A  that defines the EDM type of the fourteenth argument to the Lambda function 
        /// A  that defines the EDM type of the fifteenth argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a  
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters. 
        /// 
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null, 
        ///   or  is null or produces a result of null.
        ///  
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, TypeUsage argument7Type, TypeUsage argument8Type, TypeUsage argument9Type, TypeUsage argument10Type, TypeUsage argument11Type, TypeUsage argument12Type, TypeUsage argument13Type, TypeUsage argument14Type, TypeUsage argument15Type, Func lambdaFunction) 
        {
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type"); 
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type");
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type");
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type");
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type"); 
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type");
            EntityUtil.CheckArgumentNull(argument7Type, "argument7Type"); 
            EntityUtil.CheckArgumentNull(argument8Type, "argument8Type"); 
            EntityUtil.CheckArgumentNull(argument9Type, "argument9Type");
            EntityUtil.CheckArgumentNull(argument10Type, "argument10Type"); 
            EntityUtil.CheckArgumentNull(argument11Type, "argument11Type");
            EntityUtil.CheckArgumentNull(argument12Type, "argument12Type");
            EntityUtil.CheckArgumentNull(argument13Type, "argument13Type");
            EntityUtil.CheckArgumentNull(argument14Type, "argument14Type"); 
            EntityUtil.CheckArgumentNull(argument15Type, "argument15Type");
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction"); 
 
            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type, argument7Type, argument8Type, argument9Type, argument10Type, argument11Type, argument12Type, argument13Type, argument14Type, argument15Type);
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5], variables[6], variables[7], variables[8], variables[9], variables[10], variables[11], variables[12], variables[13], variables[14]); 

            return DbExpressionBuilder.Lambda(body, variables);
        }
 
        /// 
        /// Creates a new  with arguments of the specified types, as defined by the specified function. 
        ///  
        /// A  that defines the EDM type of the first argument to the Lambda function
        /// A  that defines the EDM type of the second argument to the Lambda function 
        /// A  that defines the EDM type of the third argument to the Lambda function
        /// A  that defines the EDM type of the fourth argument to the Lambda function
        /// A  that defines the EDM type of the fifth argument to the Lambda function
        /// A  that defines the EDM type of the sixth argument to the Lambda function 
        /// A  that defines the EDM type of the seventh argument to the Lambda function
        /// A  that defines the EDM type of the eighth argument to the Lambda function 
        /// A  that defines the EDM type of the ninth argument to the Lambda function 
        /// A  that defines the EDM type of the tenth argument to the Lambda function
        /// A  that defines the EDM type of the eleventh argument to the Lambda function 
        /// A  that defines the EDM type of the twelfth argument to the Lambda function
        /// A  that defines the EDM type of the thirteenth argument to the Lambda function
        /// A  that defines the EDM type of the fourteenth argument to the Lambda function
        /// A  that defines the EDM type of the fifteenth argument to the Lambda function 
        /// A  that defines the EDM type of the sixteenth argument to the Lambda function
        /// A function that defines the logic of the Lambda function as a  
        /// A new DbLambda that describes an inline Lambda function with the specified body and formal parameters. 
        /// 
        ///    is null,  is null,  is null, 
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null,
        ///    is null,  is null,  is null, 
        ///    is null, or  is null or produces a result of null.
        ///  
        public static DbLambda Create(TypeUsage argument1Type, TypeUsage argument2Type, TypeUsage argument3Type, TypeUsage argument4Type, TypeUsage argument5Type, TypeUsage argument6Type, TypeUsage argument7Type, TypeUsage argument8Type, TypeUsage argument9Type, TypeUsage argument10Type, TypeUsage argument11Type, TypeUsage argument12Type, TypeUsage argument13Type, TypeUsage argument14Type, TypeUsage argument15Type, TypeUsage argument16Type, Func lambdaFunction) 
        {
            EntityUtil.CheckArgumentNull(argument1Type, "argument1Type"); 
            EntityUtil.CheckArgumentNull(argument2Type, "argument2Type");
            EntityUtil.CheckArgumentNull(argument3Type, "argument3Type");
            EntityUtil.CheckArgumentNull(argument4Type, "argument4Type");
            EntityUtil.CheckArgumentNull(argument5Type, "argument5Type"); 
            EntityUtil.CheckArgumentNull(argument6Type, "argument6Type");
            EntityUtil.CheckArgumentNull(argument7Type, "argument7Type"); 
            EntityUtil.CheckArgumentNull(argument8Type, "argument8Type"); 
            EntityUtil.CheckArgumentNull(argument9Type, "argument9Type");
            EntityUtil.CheckArgumentNull(argument10Type, "argument10Type"); 
            EntityUtil.CheckArgumentNull(argument11Type, "argument11Type");
            EntityUtil.CheckArgumentNull(argument12Type, "argument12Type");
            EntityUtil.CheckArgumentNull(argument13Type, "argument13Type");
            EntityUtil.CheckArgumentNull(argument14Type, "argument14Type"); 
            EntityUtil.CheckArgumentNull(argument15Type, "argument15Type");
            EntityUtil.CheckArgumentNull(argument16Type, "argument16Type"); 
            EntityUtil.CheckArgumentNull(lambdaFunction, "lambdaFunction"); 

            DbVariableReferenceExpression[] variables = CreateVariables(lambdaFunction.Method, argument1Type, argument2Type, argument3Type, argument4Type, argument5Type, argument6Type, argument7Type, argument8Type, argument9Type, argument10Type, argument11Type, argument12Type, argument13Type, argument14Type, argument15Type, argument16Type); 
            DbExpression body = lambdaFunction(variables[0], variables[1], variables[2], variables[3], variables[4], variables[5], variables[6], variables[7], variables[8], variables[9], variables[10], variables[11], variables[12], variables[13], variables[14], variables[15]);

            return DbExpressionBuilder.Lambda(body, variables);
        } 

        private static DbVariableReferenceExpression[] CreateVariables(MethodInfo lambdaMethod, params TypeUsage[] argumentTypes) 
        { 
            Debug.Assert(lambdaMethod != null, "Lambda function method must not be null");
            string[] paramNames = DbExpressionBuilder.ExtractAliases(lambdaMethod); 

            Debug.Assert(paramNames.Length == argumentTypes.Length, "Lambda function method parameter count does not match argument count");
            DbVariableReferenceExpression[] result = new DbVariableReferenceExpression[argumentTypes.Length];
            for (int idx = 0; idx < paramNames.Length; idx++) 
            {
                Debug.Assert(argumentTypes[idx] != null, "DbLambda.Create allowed null type argument"); 
                result[idx] = argumentTypes[idx].Variable(paramNames[idx]); 
            }
            return result; 
        }
#endif
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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