32 lines
703 B
C#
32 lines
703 B
C#
using System;
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using System.Collections.ObjectModel;
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using System.Diagnostics.Contracts;
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namespace Modelo
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{
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public class Repositorio<T>
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{
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protected Context context;
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public IEnumerable<T> Listar();
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public abstract T ObtenerPorId(int Tid);
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public abstract void Add(T t);
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public abstract void Del(T t);
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public abstract void Mod(T t);
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public bool Guardar()
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{
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bool ret = false;
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try
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{
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context.SaveChanges();
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ret = true;
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}
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catch (DbUpdateException)
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{
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throw;
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}
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return ret;
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}
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}
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} |