Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.Jpip
Imports Leadtools.Jpip.HttpServer
Imports Leadtools.Jpip.RequestDecoder
Imports Leadtools.Jpip.RequestEncoder
Imports Leadtools.Jpip.Client.WinForms
Imports Leadtools.Jpip.Client.InteractiveDecoder
Imports Leadtools.Jpip.Server
Imports Leadtools.Jpip.Logging
Public Class HttpServerCommunication
Private Sub ProcessClientRequests()
Dim clientRequest As HttpClientRequest = Nothing
Dim decoder As HttpRequestDecoder = Nothing
Dim client As Socket
client = GetClientSocket()
clientRequest = New HttpClientRequest()
Dim clientData As Byte()
Dim received As Integer
Do
clientData = New Byte(client.ReceiveBufferSize - 1) {}
received = client.Receive(clientData)
clientRequest.Process(clientData, 0, received)
Loop While clientRequest.Execute 'receive data until a complete request is received
Console.WriteLine("Client request received: {0}", clientRequest.CompleteMessage)
File.WriteAllBytes(Path.Combine(LEAD_VARS.ImagesDir, "ServerRequests.dat"), clientRequest.BodyData)
decoder = New HttpRequestDecoder(clientRequest)
Console.WriteLine("Server will process client image {0}", decoder.Fields.RequestTargetFields.Target)
'Process client request...
'...
client.Close()
End Sub
Private Function GetClientSocket() As Socket
Dim listenSocket As Socket = New Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp)
Dim hostIP As IPAddress = IPAddress.Parse("127.0.0.1")
Dim port As Integer = 107
Dim ep As IPEndPoint = New IPEndPoint(hostIP, port)
listenSocket.Bind(ep)
' start listening
listenSocket.Listen(10)
'a client should send a request to the listening address
Dim client As Socket = listenSocket.Accept()
listenSocket.Close()
Return client
End Function
End Class
Public NotInheritable Class LEAD_VARS
Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
End Class
using Leadtools;
using Leadtools.Codecs;
using Leadtools.Jpip;
using Leadtools.Jpip.HttpServer ;
using Leadtools.Jpip.RequestDecoder ;
using Leadtools.Jpip.RequestEncoder ;
using Leadtools.Jpip.Client.WinForms;
using Leadtools.Jpip.Client.InteractiveDecoder;
using Leadtools.Jpip.Server;
using Leadtools.Jpip.Logging;
public void ProcessClientRequests()
{
#if LEADTOOLS_V175_OR_LATER
Leadtools.Examples.Support.SetLicense();
#else
Leadtools.Examples.Support.Unlock();
#endif // #if LEADTOOLS_V175_OR_LATER
HttpClientRequest clientRequest = null;
HttpRequestDecoder decoder = null;
Socket client;
client = GetClientSocket();
clientRequest = new HttpClientRequest();
byte[] clientData ;
int received;
do
{
clientData = new byte[client.ReceiveBufferSize];
received = client.Receive(clientData);
clientRequest.Process(clientData, 0, received);
} while (clientRequest.Execute); //receive data until a complete request is received
Console.WriteLine( "Client request received: {0}", clientRequest.CompleteMessage);
File.WriteAllBytes(Path.Combine(LEAD_VARS.ImagesDir, "ServerRequests.dat"), clientRequest.BodyData);
decoder = new HttpRequestDecoder(clientRequest);
Console.WriteLine( "Server will process client image {0}", decoder.Fields.RequestTargetFields.Target);
//Process client request...
client.Close();
}
private Socket GetClientSocket()
{
Socket listenSocket = new Socket( AddressFamily.InterNetwork,
SocketType.Stream,
ProtocolType.Tcp);
IPAddress hostIP = IPAddress.Parse("127.0.0.1");
int port = 107;
IPEndPoint ep = new IPEndPoint(hostIP, port);
listenSocket.Bind(ep);
// start listening
listenSocket.Listen(10);
//a client should send a request to the listening address
Socket _client = listenSocket.Accept();
listenSocket.Close();
return _client;
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";
}
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