Добрый вечер!
| Код |
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Compilation;
using System.CodeDom;
using System.ComponentModel;
public class RandomNumberExpressionBuilder : ExpressionBuilder
{
public static string GetRandomNumber(int low, int upp)
{
Random rand = new Random();
int randValue = rand.Next(low, upp + 1);
return randValue.ToString();
}
public override CodeExpression GetCodeExpression(System.Web.UI.BoundPropertyEntry entry, object parsedData, ExpressionBuilderContext context)
{
string[] numbers = entry.Expression.Split(',');
int low, upp;
if (Int32.TryParse(numbers[0], out low) && Int32.TryParse(numbers[1], out upp))
{
CodeTypeReferenceExpression typeRef = new CodeTypeReferenceExpression(this.GetType());
CodeExpression[] methodParametrs = new CodeExpression[2];
methodParametrs[0] = new CodePrimitiveExpression(low);
methodParametrs[1] = new CodePrimitiveExpression(upp);
return new CodeMethodInvokeExpression(typeRef, "GetRandomNumber", methodParametrs);
}
}
}
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Error 2 'RandomNumberExpressionBuilder.GetCodeExpression(System.Web.UI.BoundPropertyEntry, object, System.Web.Compilation.ExpressionBuilderContext)': not all code paths return a value D:\project_2010\ST2\App_Code\RandomNumberExpressionBuilder.cs 21 36 D:\project_2010\ST2\
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