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using System;
using System.Collections.ObjectModel;
using System.Linq;
using System.Web;
using System.ComponentModel;
namespace Prueba {
public class Data {
public int M1 { get; set; }
public string M2 { get; set; }
public Data(int m1, string m2) {
M1 = m1;
M2 = m2;
}
}
public class DataCollection : Collection<Data> { }
[DataObject(true)]
public class DataSource {
private static DataCollection data = new DataCollection();
static DataSource(){
for(int i = 0; i < 2; i++) {
data.Add(new Data(i, i.ToString()));
}
}
public DataCollection Retrieve() {
return data;
}
public void insert(int m1, string m2) {
foreach(Data i in data) {
if(i.M1 == m1)
return;
}
data.Add(new Data(m1, m2));
}
public void Update(int m1, string m2, int oldM1) {
foreach(Data i in data) {
if(i.M1 == oldM1) {
i.M1 = m1;
i.M2 = m2;
}
}
}
public void Delete(int oldM1) {
Data deleting = null;
foreach(Data i in data) {
if(i.M1 == oldM1) {
deleting = i;
}
}
if(deleting != null)
data.Remove(deleting);
}
}
}
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