Interface for Unit Of Work

IUnitOfWork.cs

/// <summary>
/// Interface for the unit of work pattern, inherits from IDisposable to dispose of the DbContext
/// </summary>
public interface IUnitOfWork: IDisposable
{
    /// <summary>
    /// Saves the changes of the DbContext wrapped by the UoW
    /// </summary>
    /// <returns></returns>
    int SaveChanges();
}

UnitOfWork.cs

/// <summary>
/// Concrete class for the unit of work pattern, inherits from IDisposable to dispose of the DbContext
/// </summary>
public class UnitOfWork : IUnitOfWork
{
    private readonly DbContext context;
    private bool disposed;

    #region IDisposable Members
    /// <summary>
    /// 
    /// </summary>
    /// <param name="context">the db context to wrap</param>
    public UnitOfWork(DbContext context)
    {
        this.context = context;
    }
    /// <summary>
    /// 
    /// </summary>
    public void Dispose()
    {
        Dispose(true);
        GC.SuppressFinalize(this);
    }

    #endregion
    /// <summary>
    /// Saves the changes of the DbContext wrapped by the UoW
    /// </summary>
    /// <returns></returns>
    public int SaveChanges()
    {
        return context.SaveChanges();
    }
    /// <summary>
    /// Disposes of the context
    /// </summary>
    /// <param name="disposing"></param>
    protected virtual void Dispose(bool disposing)
    {
        if (!disposed)
        {
            if (disposing)
            {
                context.Dispose();
            }
        }
        disposed = true;
    }
}