X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/28f758f3ac685281f048a22a99405f48163be169..4ba85316ab090c9e1fb26e988dc80dd5c4535bd8:/src/s4u/s4u_netzone.cpp

diff --git a/src/s4u/s4u_netzone.cpp b/src/s4u/s4u_netzone.cpp
index 7a6f5f2f1c..e4f6989728 100644
--- a/src/s4u/s4u_netzone.cpp
+++ b/src/s4u/s4u_netzone.cpp
@@ -59,10 +59,15 @@ void NetZone::setProperty(const char* key, const char* value)
   });
 }
 
+/** @brief Returns the list of direct children (no grand-children)
+ *
+ * This function returns the internal copy of the children, not a copy. Don't mess with it!
+ */
 std::vector<NetZone*>* NetZone::getChildren()
 {
   return children_;
 }
+
 const char* NetZone::getCname() const
 {
   return name_.c_str();
@@ -81,6 +86,17 @@ void NetZone::getHosts(std::vector<s4u::Host*>* whereto)
   }
 }
 
+int NetZone::getHostCount()
+{
+  int count = 0;
+  for (auto const& card : vertices_) {
+    s4u::Host* host = simgrid::s4u::Host::by_name_or_null(card->getName());
+    if (host != nullptr)
+      count++;
+  }
+  return count;
+}
+
 int NetZone::addComponent(kernel::routing::NetPoint* elm)
 {
   vertices_.push_back(elm);