private void button1_Click(object sender, EventArgs e)
{
string startTime = textBox1.Text;
string endTime = textBox2.Text;
string delay = monitor.GetAverageDelay();
int cacheNumber = monitor.GetCacheNumber();
string NumberofClient = monitor.GetTheNumberOfClient(startTime, endTime);
string NumberofRequestOfClient = monitor.GetRequestOfClient(startTime, endTime);
string NumberofRequestOfVelib = monitor.GetRequestToVelib(startTime, endTime);
textBox3.Text = delay;
textBox4.Text = cacheNumber.ToString();
textBox5.Text = NumberofClient;
textBox6.Text = NumberofRequestOfClient;
textBox7.Text = NumberofRequestOfVelib;
}