i have problem while retrieving images from the database.i am saving 5 images in database an i want to show them in image box using hanler i am not able to retrive 5 images i am giiving the code plz rectify it.
<%@ WebHandler Language="C#" Class="Handler" %>
using System;
using System.Web;
using System.Data.SqlClient;
using System.Data;
using System.IO;
public class Handler : IHttpHandler {
SqlConnection cn;
public void ProcessRequest(HttpContext context)
{
Int32 empno;
if (context.Request.QueryString["id"] != null)
empno = Convert.ToInt32(context.Request.QueryString["id"]);
else
throw new ArgumentException("No parameter specified");
context.Response.ContentType = "image/jpeg/jpg";
Stream strm = ShowEmpImage(empno);
byte[] buffer = new byte[4096];
int byteSeq = strm.Read(buffer, 0, 4096);
while (byteSeq > 0)
{
context.Response.OutputStream.Write(buffer, 0, byteSeq);
byteSeq = strm.Read(buffer, 0, 4096);
}
//context.Response.BinaryWrite(buffer);
}
public Stream ShowEmpImage(int empno)
{
cn = new SqlConnection("Data Source=ADMIN-PC;initial catalog=YesGroup;Integrated Security=True");
cn.Open();
string sql = "SELECT Pictures FROM registration WHERE userid = @ID";
SqlCommand cmd = new SqlCommand(sql, cn);
cmd.CommandType = CommandType.Text;
cmd.Parameters.AddWithValue("@ID",empno);
object img = cmd.ExecuteScalar(); (Here is the problem how to make more object so that i can retrieve 5 images)
try
{
return new MemoryStream((byte[])img);
}
catch
{
return null;
}
finally
{
cn.Close();
}
}
public bool IsReusable
{
get
{
return false;
}
}
}