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diff --git a/docs/tutorials/001/page02.html b/docs/tutorials/001/page02.html deleted file mode 100644 index f5979936078..00000000000 --- a/docs/tutorials/001/page02.html +++ /dev/null @@ -1,137 +0,0 @@ -<HTML> -<HEAD> - <META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-1"> - <META NAME="GENERATOR" CONTENT="Mozilla/4.04 [en] (X11; I; Linux 2.0.32 i486) [Netscape]"> - <META NAME="Author" CONTENT="James CE Johnson"> - <META NAME="Description" CONTENT="A first step towards using ACE productively"> - <TITLE>ACE Tutorial 001</TITLE> -</HEAD> -<BODY TEXT="#000000" BGCOLOR="#FFFFFF" LINK="#000FFF" VLINK="#FF0F0F"> - -<CENTER><B><FONT SIZE=+2>ACE Tutorial 001</FONT></B></CENTER> - -<CENTER><B><FONT SIZE=+2>A Beginners Guide to Using the ACE Toolkit</FONT></B></CENTER> - - -<P> -<HR WIDTH="100%"> - -<P>From here, I want to move on to the main program loop. In a way, we're -starting at the final product when we do this, but it is a very simple -piece of code and a good place to start. - -<P>The <A HREF="server.cpp">main</A> -program is really quite simple. The real work is done in the ACE derived -classes. - -<P> -<HR WIDTH="100%"> -<PRE>/* - Include the header file where our client acceptor is defined. - */ -#include "ace/Reactor.h" - -/* - For simplicity, we create our reactor in the global address space. - In later tutorials we will do something more clever and appropriate. However, - the purpose of this tutorial is to introduce a connection acceptance and - handling, not the full capabilities of a reactor. -*/ -ACE_Reactor * g_reactor; - -/* - Include the header where we define our acceptor object. An acceptor is - an abstraction that allows a server to "accept" connections from clients. -*/ -#include "acceptor.h" - -/* - A TCP/IP server can listen to only one port for connection requests. - Well-known services can always be found at the same address. Lesser-known - services are generally told where to listen by a configuration file or - command-line parameter. For this example, we're satisfied with simply hard-coding - a random but known value. -*/ -static const u_short PORT = ACE_DEFAULT_SERVER_PORT; - -int main (int, char **) -{ - /* - Create a Reactor instance. Again, a global pointer isn't exactly the - best way to handle this but for the simple example here, it will be OK. - We'll get cute with it later. - */ - g_reactor = new ACE_Reactor; - - /* - Like the Reactor, I'm skimming over the details of the ADDR - object. What it provides is an abstraction for addressing services in the - network. All we need to know at this point is that we are creating an address - object which specifies the TCP/IP port on which the server - will listen for new connection requests. - */ - ACE_INET_Addr addr (PORT); - - /* - We now create an acceptor object. No connections will - yet be established because the object isn't "open for business" - at this time. Which brings us to the next line... - */ - Logging_Acceptor * peer_acceptor = new Logging_Acceptor(); - - /* - where the acceptor object is opened. You'll find that most ACE - objects have to be open()ed before they're of any use to you. - On this open() call, we're telling the acceptor where to listen - for connections via the 'addr' object. We're also telling it - that we want it to be registered with our 'g_reactor' instance. - */ - if (peer_acceptor->open(addr,g_reactor) == -1 ) - ACE_ERROR_RETURN ((LM_ERROR, "Opening Acceptor\n"), -1); - - ACE_DEBUG ((LM_DEBUG, "(%P|%t) starting up server logging daemon\n")); - - /* - The reactor's handle_events member function is responsible for looking at - all registered objects and invoking an appropriate member function when - anything of interest occurs. When an event is processed, the handle_events - function returns. In order to get all events, we embed this in an infinite - loop. - - Since we put ourselves into an infinite loop, you'll need to CTRL-C - to exit the program. - */ - while (1) - g_reactor-> handle_events (); - - return 0; -}</PRE> - -<HR WIDTH="100%"> - -<P>As I said, the main program is really quite simple: -<UL> -<LI> -Create an address for the <I>port</I> we want to listen to</LI> - -<LI> -Create an acceptor which listens on that address</LI> - -<LI> -Register the acceptor with a reactor to respond to the connection requests</LI> - -<LI> -Enter an infinite loop to let the reactor handle the events</LI> -</UL> -On the next page, we will take a look at the acceptor and how it responds -to new connection requests. - -<P> -<HR WIDTH="100%"> -<CENTER>[<A HREF="..">Tutorial -Index</A>] [<A HREF="page01.html">Previous -Page</A>] [<A HREF="page03.html">Continue -This Tutorial</A>]</CENTER> - -</BODY> -</HTML> |