#region Copyright(c) Alexey Sadomov, Vladimir Timashkov. All Rights Reserved.
// -----------------------------------------------------------------------------
// Copyright(c) 2010 Alexey Sadomov, Vladimir Timashkov. All Rights Reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. No Trademark License - Microsoft Public License (Ms-PL) does not grant you rights to use
// authors names, logos, or trademarks.
// 2. If you distribute any portion of the software, you must retain all copyright,
// patent, trademark, and attribution notices that are present in the software.
// 3. If you distribute any portion of the software in source code form, you may do
// so only under this license by including a complete copy of Microsoft Public License (Ms-PL)
// with your distribution. If you distribute any portion of the software in compiled
// or object code form, you may only do so under a license that complies with
// Microsoft Public License (Ms-PL).
// 4. The names of the authors may not be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// The software is licensed "as-is." You bear the risk of using it. The authors
// give no express warranties, guarantees or conditions. You may have additional consumer
// rights under your local laws which this license cannot change. To the extent permitted
// under your local laws, the authors exclude the implied warranties of merchantability,
// fitness for a particular purpose and non-infringement.
// -----------------------------------------------------------------------------
#endregion
using System;
using System.Linq.Expressions;
using System.Xml.Linq;
using CamlexNET.Impl.Operands;
using CamlexNET.Interfaces;
namespace CamlexNET.Impl.Operations.Contains
{
internal class ContainsOperation : BinaryOperationBase
{
public ContainsOperation(IOperationResultBuilder operationResultBuilder,
IOperand fieldRefOperand, IOperand valueOperand)
: base(operationResultBuilder, fieldRefOperand, valueOperand)
{
}
public override IOperationResult ToResult()
{
var result = new XElement(Tags.Contains,
fieldRefOperand.ToCaml(),
valueOperand.ToCaml());
return operationResultBuilder.CreateResult(result);
}
public override Expression ToExpression()
{
if (!(this.fieldRefOperand is FieldRefOperand))
{
throw new OperationShouldContainFieldRefOperandException();
}
if (!(this.valueOperand is TextValueOperand))
{
throw new OperationShouldContainTextValueOperandException();
}
var fieldRefExpr = this.getFieldRefOperandExpression();
var valueExpr = this.getValueOperandExpression();
var mi = typeof(string).GetMethod(ReflectionHelper.ContainsMethodName, new[] { typeof(string) });
return Expression.Call(fieldRefExpr, mi, valueExpr);
}
}
}