Example 2
Author: Ambreen Ilyas

/////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//// This example is from the ACE Programmers Guide.
//// Chapter: "The Acceptor/Connector" (Connection Initialization)
//// For details please see the guide at
//// http://www.cs.wustl.edu/~schmidt/ACE.html
//// AUTHOR: Umar Syyid (usyyid@hns.com)
//// and Ambreen Ilyas (ambreen@bitsmart.com)
/////////////////////////////////////////////////////////////////////////////////////////////////////////////

//Example 2
#include "ace/Reactor.h"
#include "ace/Svc_Handler.h"
#include "ace/Acceptor.h"
#include "ace/Synch.h"
#include "ace/SOCK_Acceptor.h"
#define PORT_NUM 10101
#define DATA_SIZE 12

//forward declaration
class My_Svc_Handler;

//Create the Acceptor class
typedef ACE_Acceptor<My_Svc_Handler,ACE_SOCK_ACCEPTOR> MyAcceptor;

//Create a service handler similar to as seen in example 1.
//Except this time include the handle_input() method which will be
//called back automatically by the reactor when new data arrives
//on the newly established connection
class My_Svc_Handler:
public ACE_Svc_Handler <ACE_SOCK_STREAM,ACE_NULL_SYNCH>{
public:
My_Svc_Handler(){
data= new char[DATA_SIZE];
}
int open(void*){
ACE_DEBUG((LM_DEBUG,"Connection established"));

//Register the service handler with the reactor
ACE_Reactor::instance()->register_handler(this,
ACE_Event_Handler::READ_MASK);
return 0;
}

int handle_input(ACE_HANDLE){
//After using the peer() method of ACE_Svc_Handler to obtain a
//reference to the underlying stream of the service handler class
//we call recv_n() on it to read the data which has been received.
//This data is stored in the data array and then printed out
peer().recv_n(data,DATA_SIZE);
ACE_OS::printf("<< %s\n",data);

//keep yourself registered with the reactor
return 0;
}
private:
char* data;
};

int main(int argc, char* argv[]){
ACE_INET_Addr addr(PORT_NUM);
//create the acceptor
MyAcceptor acceptor(addr, //address to accept on
ACE_Reactor::instance()); //the reactor to use

while(1)
//Start the reactor?s event loop
ACE_Reactor::instance()->handle_events();
}

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