Merge pull request #24812 from oleiman/dlib/core-8781/json-single-val…

…ue-serde

iceberg: Single-value JSON serde

src/v/iceberg/BUILD

@@ -194,6 +194,29 @@ redpanda_cc_library(
     ],
 )
 
+redpanda_cc_library(
+    name = "values_json",
+    srcs = [
+        "values_json.cc",
+    ],
+    hdrs = [
+        "values_json.h",
+    ],
+    include_prefix = "iceberg",
+    deps = [
+        ":datatypes",
+        ":json_utils",
+        ":json_writer",
+        ":values",
+        "//src/v/json",
+        "//src/v/strings:string_switch",
+        "@abseil-cpp//absl/strings",
+        "@abseil-cpp//absl/time",
+        "@boost//:iostreams",
+        "@boost//:range",
+    ],
+)
+
 redpanda_cc_library(
     name = "field_collecting_visitor",
     hdrs = [

src/v/iceberg/CMakeLists.txt

@@ -75,6 +75,7 @@ v_cc_library(
     values.cc
     values_avro.cc
     values_bytes.cc
+    values_json.cc
     rest_client/json.cc
     rest_client/retry_policy.cc
     rest_client/catalog_client.cc

src/v/iceberg/tests/BUILD

@@ -75,6 +75,25 @@ redpanda_cc_gtest(
     ],
 )
 
+redpanda_cc_gtest(
+    name = "values_json_test",
+    timeout = "short",
+    srcs = [
+        "values_json_test.cc",
+    ],
+    deps = [
+        ":test_schemas",
+        "//src/v/bytes:random",
+        "//src/v/iceberg:json_writer",
+        "//src/v/iceberg:values",
+        "//src/v/iceberg:values_json",
+        "//src/v/json",
+        "//src/v/test_utils:gtest",
+        "@abseil-cpp//absl/numeric:int128",
+        "@googletest//:gtest",
+    ],
+)
+
 redpanda_cc_gtest(
     name = "filesystem_catalog_test",
     timeout = "short",

src/v/iceberg/tests/CMakeLists.txt

@@ -78,6 +78,17 @@ rp_test(
   ARGS "-- -c1"
 )
 
+rp_test(
+  UNIT_TEST
+  GTEST
+  BINARY_NAME iceberg_values_json
+  SOURCES
+    values_json_test.cc
+  LIBRARIES
+    v::gtest_main
+    v::iceberg_test_utils
+)
+
 rp_test(
   BENCHMARK_TEST
   BINARY_NAME iceberg_uri