update ceph source to reef 18.1.2

[ceph.git] / ceph / src / jaegertracing / opentelemetry-cpp / third_party / nlohmann-json / doc / examples / from_cbor.cpp

diff --git a/ceph/src/jaegertracing/opentelemetry-cpp/third_party/nlohmann-json/doc/examples/from_cbor.cpp b/ceph/src/jaegertracing/opentelemetry-cpp/third_party/nlohmann-json/doc/examples/from_cbor.cpp
new file mode 100644 (file)
index 0000000..e685329
--- /dev/null
+++ b/ceph/src/jaegertracing/opentelemetry-cpp/third_party/nlohmann-json/doc/examples/from_cbor.cpp
@@ -0,0 +1,20 @@
+#include <iostream>
+#include <iomanip>
+#include <nlohmann/json.hpp>
+
+using json = nlohmann::json;
+
+int main()
+{
+    // create byte vector
+    std::vector<std::uint8_t> v = {0xa2, 0x67, 0x63, 0x6f, 0x6d, 0x70, 0x61, 0x63,
+                                   0x74, 0xf5, 0x66, 0x73, 0x63, 0x68, 0x65, 0x6d,
+                                   0x61, 0x00
+                                  };
+
+    // deserialize it with CBOR
+    json j = json::from_cbor(v);
+
+    // print the deserialized JSON value
+    std::cout << std::setw(2) << j << std::endl;
+}