From d13933bc62fce71b5a58118020e0dd3776e79aa9 Mon Sep 17 00:00:00 2001
From: Martin Sustrik <sustrik@250bpm.com>
Date: Wed, 11 Aug 2010 14:09:56 +0200
Subject: I/O object hierarchy implemented

---
 src/zmq_engine.cpp | 52 +++++++++++++++++++++-------------------------------
 1 file changed, 21 insertions(+), 31 deletions(-)

(limited to 'src/zmq_engine.cpp')

diff --git a/src/zmq_engine.cpp b/src/zmq_engine.cpp
index 41b10c8..de26b27 100644
--- a/src/zmq_engine.cpp
+++ b/src/zmq_engine.cpp
@@ -32,10 +32,7 @@
 #include "config.hpp"
 #include "err.hpp"
 
-zmq::zmq_engine_t::zmq_engine_t (io_thread_t *parent_, fd_t fd_,
-      const options_t &options_, bool reconnect_, 
-      const char *protocol_, const char *address_) :
-    io_object_t (parent_),
+zmq::zmq_engine_t::zmq_engine_t (fd_t fd_, const options_t &options_) :
     inpos (NULL),
     insize (0),
     decoder (in_batch_size),
@@ -43,14 +40,8 @@ zmq::zmq_engine_t::zmq_engine_t (io_thread_t *parent_, fd_t fd_,
     outsize (0),
     encoder (out_batch_size),
     inout (NULL),
-    options (options_),
-    reconnect (reconnect_)
+    options (options_)
 {
-    if (reconnect) {
-        protocol = protocol_;
-        address = address_;
-    }
-
     //  Initialise the underlying socket.
     int rc = tcp_socket.open (fd_, options.sndbuf, options.rcvbuf);
     zmq_assert (rc == 0);
@@ -60,26 +51,37 @@ zmq::zmq_engine_t::~zmq_engine_t ()
 {
 }
 
-void zmq::zmq_engine_t::plug (i_inout *inout_)
+void zmq::zmq_engine_t::plug (io_thread_t *io_thread_, i_inout *inout_)
 {
+    //  Conncet to session/init object.
     zmq_assert (!inout);
-
+    zmq_assert (inout_);
     encoder.set_inout (inout_);
     decoder.set_inout (inout_);
+    inout = inout_;
+
+    //  Connect to I/O threads poller object.
+    io_object_t::plug (io_thread_);
 
     handle = add_fd (tcp_socket.get_fd ());
     set_pollin (handle);
     set_pollout (handle);
 
-    inout = inout_;
-
     //  Flush all the data that may have been already received downstream.
     in_event ();
+
+   //  TODO: Re-plug to the new I/O thread & poller!
 }
 
 void zmq::zmq_engine_t::unplug ()
 {
+    //  Cancel all fd subscriptions.
     rm_fd (handle);
+
+    //  Disconnect from I/O threads poller object.
+    io_object_t::unplug ();
+
+    //  Disconnect from init/session object.
     encoder.set_inout (NULL);
     decoder.set_inout (NULL);
     inout = NULL;
@@ -155,7 +157,7 @@ void zmq::zmq_engine_t::out_event ()
     outsize -= nbytes;
 }
 
-void zmq::zmq_engine_t::revive ()
+void zmq::zmq_engine_t::activate_out ()
 {
     set_pollout (handle);
 
@@ -166,30 +168,18 @@ void zmq::zmq_engine_t::revive ()
     out_event ();
 }
 
-void zmq::zmq_engine_t::resume_input ()
+void zmq::zmq_engine_t::activate_in ()
 {
     set_pollin (handle);
 
+    //  Speculative read.
     in_event ();
 }
 
 void zmq::zmq_engine_t::error ()
 {
     zmq_assert (inout);
-
-    zmq_connecter_t *reconnecter = NULL;
-    if (reconnect) {
-
-        //  Create a connecter object to attempt reconnect.
-        //  Ask it to wait for a while before reconnecting.
-        reconnecter = new (std::nothrow) zmq_connecter_t (
-            inout->get_io_thread (), inout->get_owner (),
-            options, inout->get_ordinal (), true);
-        zmq_assert (reconnecter);
-        reconnecter->set_address (protocol.c_str(), address.c_str ());
-    }
-
-    inout->detach (reconnecter);
+    inout->detach ();
     unplug ();
     delete this;
 }
-- 
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