Pimpl the ThreadPoolSocketObserver class so we can make code depending

[metaproxy-moved-to-github.git] / src / thread_pool_observer.cpp

diff --git a/src/thread_pool_observer.cpp b/src/thread_pool_observer.cpp
index b37b604..367c43a 100644 (file)
--- a/src/thread_pool_observer.cpp
+++ b/src/thread_pool_observer.cpp
@@ -1,5 +1,5 @@
 
-/* $Id: thread_pool_observer.cpp,v 1.8 2005-11-04 10:27:51 adam Exp $
+/* $Id: thread_pool_observer.cpp,v 1.9 2005-11-04 11:06:52 adam Exp $
    Copyright (c) 2005, Index Data.
 
 %LICENSE%
@@ -13,6 +13,10 @@
 #include <winsock.h>
 #endif
 
+#include <boost/thread/thread.hpp>
+#include <boost/thread/mutex.hpp>
+#include <boost/thread/condition.hpp>
+
 #include <ctype.h>
 #include <stdio.h>
 
@@ -21,44 +25,84 @@
 
 #include "thread_pool_observer.hpp"
 
+namespace yp2 {
+    class ThreadPoolSocketObserver::Worker {
+    public:
+        Worker(ThreadPoolSocketObserver *s) : m_s(s) {};
+        ThreadPoolSocketObserver *m_s;
+        void operator() (void) {
+            m_s->run(0);
+        }
+    };
+
+    class ThreadPoolSocketObserver::Rep : public boost::noncopyable {
+        friend class ThreadPoolSocketObserver;
+    public:
+        Rep(yazpp_1::ISocketObservable *obs);
+        ~Rep();
+    private:
+        yazpp_1::ISocketObservable *m_socketObservable;
+        int m_fd[2];
+        boost::thread_group m_thrds;
+        boost::mutex m_mutex_input_data;
+        boost::condition m_cond_input_data;
+        boost::mutex m_mutex_output_data;
+        std::deque<IThreadPoolMsg *> m_input;
+        std::deque<IThreadPoolMsg *> m_output;
+        bool m_stop_flag;
+        int m_no_threads;
+    };
+}
+
+
 using namespace yazpp_1;
 using namespace yp2;
 
+ThreadPoolSocketObserver::Rep::Rep(ISocketObservable *obs)
+    : m_socketObservable(obs)
+{
+}
+
+ThreadPoolSocketObserver::Rep::~Rep()
+{
+}
+
 IThreadPoolMsg::~IThreadPoolMsg()
 {
 
 }
 
-ThreadPoolSocketObserver::ThreadPoolSocketObserver(ISocketObservable *obs, int no_threads)
-    : m_SocketObservable(obs)
+ThreadPoolSocketObserver::ThreadPoolSocketObserver(ISocketObservable *obs,
+                                                   int no_threads)
+    : m_p(new Rep(obs))
 {
-    pipe(m_fd);
-    obs->addObserver(m_fd[0], this);
+    pipe(m_p->m_fd);
+    obs->addObserver(m_p->m_fd[0], this);
     obs->maskObserver(this, SOCKET_OBSERVE_READ);
 
-    m_stop_flag = false;
-    m_no_threads = no_threads;
+    m_p->m_stop_flag = false;
+    m_p->m_no_threads = no_threads;
     int i;
     for (i = 0; i<no_threads; i++)
     {
         Worker w(this);
-        m_thrds.add_thread(new boost::thread(w));
+        m_p->m_thrds.add_thread(new boost::thread(w));
     }
 }
 
 ThreadPoolSocketObserver::~ThreadPoolSocketObserver()
 {
     {
-        boost::mutex::scoped_lock input_lock(m_mutex_input_data);
-        m_stop_flag = true;
-        m_cond_input_data.notify_all();
+        boost::mutex::scoped_lock input_lock(m_p->m_mutex_input_data);
+        m_p->m_stop_flag = true;
+        m_p->m_cond_input_data.notify_all();
     }
-    m_thrds.join_all();
+    m_p->m_thrds.join_all();
 
-    m_SocketObservable->deleteObserver(this);
+    m_p->m_socketObservable->deleteObserver(this);
 
-    close(m_fd[0]);
-    close(m_fd[1]);
+    close(m_p->m_fd[0]);
+    close(m_p->m_fd[1]);
 }
 
 void ThreadPoolSocketObserver::socketNotify(int event)
@@ -66,12 +110,12 @@ void ThreadPoolSocketObserver::socketNotify(int event)
     if (event & SOCKET_OBSERVE_READ)
     {
         char buf[2];
-        read(m_fd[0], buf, 1);
+        read(m_p->m_fd[0], buf, 1);
         IThreadPoolMsg *out;
         {
-            boost::mutex::scoped_lock output_lock(m_mutex_output_data);
-            out = m_output.front();
-            m_output.pop_front();
+            boost::mutex::scoped_lock output_lock(m_p->m_mutex_output_data);
+            out = m_p->m_output.front();
+            m_p->m_output.pop_front();
         }
         if (out)
             out->result();
@@ -84,29 +128,29 @@ void ThreadPoolSocketObserver::run(void *p)
     {
         IThreadPoolMsg *in = 0;
         {
-            boost::mutex::scoped_lock input_lock(m_mutex_input_data);
-            while (!m_stop_flag && m_input.size() == 0)
-                m_cond_input_data.wait(input_lock);
-            if (m_stop_flag)
+            boost::mutex::scoped_lock input_lock(m_p->m_mutex_input_data);
+            while (!m_p->m_stop_flag && m_p->m_input.size() == 0)
+                m_p->m_cond_input_data.wait(input_lock);
+            if (m_p->m_stop_flag)
                 break;
             
-            in = m_input.front();
-            m_input.pop_front();
+            in = m_p->m_input.front();
+            m_p->m_input.pop_front();
         }
         IThreadPoolMsg *out = in->handle();
         {
-            boost::mutex::scoped_lock output_lock(m_mutex_output_data);
-            m_output.push_back(out);
-            write(m_fd[1], "", 1);
+            boost::mutex::scoped_lock output_lock(m_p->m_mutex_output_data);
+            m_p->m_output.push_back(out);
+            write(m_p->m_fd[1], "", 1);
         }
     }
 }
 
 void ThreadPoolSocketObserver::put(IThreadPoolMsg *m)
 {
-    boost::mutex::scoped_lock input_lock(m_mutex_input_data);
-    m_input.push_back(m);
-    m_cond_input_data.notify_one();
+    boost::mutex::scoped_lock input_lock(m_p->m_mutex_input_data);
+    m_p->m_input.push_back(m);
+    m_p->m_cond_input_data.notify_one();
 }
 /*
  * Local variables: