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Viewing changes to src/AddIns/Misc/Reports/ICSharpCode.Reports.Core/Project/Expressions/SimpleExpressionEvaluator/Compilation/Functions/Operators/GreaterThan.cs

  • Committer: sk
  • Date: 2011-09-10 05:17:57 UTC
  • Revision ID: halega@halega.com-20110910051757-qfouz1llya9m6boy
4.1.0.7915 Release Candidate 1

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src/AddIns/Misc/Reports/ICSharpCode.Reports.Core/Project/Expressions/SimpleExpressionEvaluator/Compilation/Functions/Operators/GreaterThan.cs
 
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using System;
 
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using System.Collections;
 
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using SimpleExpressionEvaluator.Compilation;
 
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using SimpleExpressionEvaluator.Utilities;
 
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namespace SimpleExpressionEvaluator.Compilation.Functions.Operators
 
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{
 
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    /// <summary>
 
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    /// Summary description for GreaterThan.
 
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    /// </summary>
 
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    [Tokens(">")]
 
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    public class GreaterThan:BinaryOperator<bool>
 
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    {
 
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        protected override bool EvaluateOperation(object leftVal, object rightVal)
 
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        {
 
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            if (leftVal == null && rightVal == null)
 
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                return false;
 
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            if (leftVal == null)
 
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                return false;
 
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            if (rightVal == null)
 
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                return true;
 
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            if (leftVal is string || rightVal is string)
 
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                return StringComparer.CurrentCultureIgnoreCase.Compare(leftVal.ToString(), rightVal.ToString()) > 0;
 
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            try
 
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            {
 
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                return Comparer.Default.Compare(leftVal, rightVal) > 0;
 
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            }
 
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            catch
 
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            {
 
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                return false;
 
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            }
 
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        }
 
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    }
 
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}
 
 
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