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ConvertEnumerator.cs
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ConvertEnumerator.cs
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using System;
using System.Collections;
using System.Collections.Generic;
using System.Text;
namespace Itec
{
public class ConvertEnumerator<TDest, TSrc> : IEnumerator<TDest>
{
public ConvertEnumerator(IEnumerator<TSrc> src, Func<TSrc, TDest> convertor)
{
this.SourceEnumerator = src;
this.Convertor = convertor;
}
public ConvertEnumerator(IEnumerable<TSrc> src, Func<TSrc, TDest> convertor)
{
this.SourceEnumerator = src.GetEnumerator();
this.Convertor = convertor;
}
public Func<TSrc, TDest> Convertor { get; private set; }
public IEnumerator<TSrc> SourceEnumerator { get; private set; }
public TDest Current => Convertor(SourceEnumerator.Current);
object IEnumerator.Current => SourceEnumerator.Current;
public void Dispose()
{
SourceEnumerator.Dispose();
}
public bool MoveNext()
{
return SourceEnumerator.MoveNext();
}
public void Reset()
{
SourceEnumerator.Reset();
}
}
}