add: graphs et rushs

1 files changed, 19 insertions, 0 deletions

diff --git a/graphs/cpp/chain_of_responsibility/handler.cc b/graphs/cpp/chain_of_responsibility/handler.cc
new file mode 100644
index 0000000..256933b
--- /dev/null
+++ b/graphs/cpp/chain_of_responsibility/handler.cc
@@ -0,0 +1,19 @@
+#include "handler.hh"
+
+#include <iostream>
+Handler::Handler(Handler* next)
+    : next_{ next }
+{}
+void Handler::set_successor(Handler* h)
+{
+    next_ = h;
+}
+void Handler::forward_request(int level)
+{
+    if (next_ == nullptr)
+    {
+        std::cout << "Nobody can handle this request\n";
+    }
+    else
+        next_->handle_request(level);
+}
\ No newline at end of file