graphql-java · andimarek · Feb 23, 2026 · Mar 24, 2026
diff --git a/src/jmh/java/benchmark/IntrospectionWithDirectivesBenchmark.java b/src/jmh/java/benchmark/IntrospectionWithDirectivesBenchmark.java
@@ -0,0 +1,190 @@
+package benchmark;
+
+import graphql.ExecutionResult;
+import graphql.GraphQL;
+import graphql.introspection.IntrospectionWithDirectivesSupport;
+import graphql.schema.GraphQLSchema;
+import graphql.schema.idl.SchemaGenerator;
+import org.openjdk.jmh.annotations.Benchmark;
+import org.openjdk.jmh.annotations.BenchmarkMode;
+import org.openjdk.jmh.annotations.Fork;
+import org.openjdk.jmh.annotations.Level;
+import org.openjdk.jmh.annotations.Measurement;
+import org.openjdk.jmh.annotations.Mode;
+import org.openjdk.jmh.annotations.OutputTimeUnit;
+import org.openjdk.jmh.annotations.Param;
+import org.openjdk.jmh.annotations.Scope;
+import org.openjdk.jmh.annotations.Setup;
+import org.openjdk.jmh.annotations.State;
+import org.openjdk.jmh.annotations.Warmup;
+import org.openjdk.jmh.runner.Runner;
+import org.openjdk.jmh.runner.RunnerException;
+import org.openjdk.jmh.runner.options.Options;
+import org.openjdk.jmh.runner.options.OptionsBuilder;
+
+import java.util.concurrent.TimeUnit;
+
+/**
+ * Benchmarks introspection with {@link IntrospectionWithDirectivesSupport} enabled,
+ * using a query that fetches {@code appliedDirectives} on all introspection types.
+ */
+@State(Scope.Benchmark)
+@Warmup(iterations = 2, time = 5)
+@Measurement(iterations = 3)
+@Fork(2)
+public class IntrospectionWithDirectivesBenchmark {
+
+    // Full introspection query that includes appliedDirectives on __Schema, __Type,
+    // __Field, __EnumValue, and __InputValue — matching what IntrospectionWithDirectivesSupport adds.
+    private static final String INTROSPECTION_WITH_DIRECTIVES_QUERY = "query IntrospectionWithDirectivesQuery {\n"
+            + "  __schema {\n"
+            + "    queryType { name }\n"
+            + "    mutationType { name }\n"
+            + "    subscriptionType { name }\n"
+            + "    appliedDirectives { name args { name value } }\n"
+            + "    types {\n"
+            + "      ...FullType\n"
+            + "    }\n"
+            + "    directives {\n"
+            + "      name\n"
+            + "      description\n"
+            + "      locations\n"
+            + "      args(includeDeprecated: true) {\n"
+            + "        ...InputValue\n"
+            + "      }\n"
+            + "      isRepeatable\n"
+            + "    }\n"
+            + "  }\n"
+            + "}\n"
+            + "\n"
+            + "fragment FullType on __Type {\n"
+            + "  kind\n"
+            + "  name\n"
+            + "  description\n"
+            + "  isOneOf\n"
+            + "  appliedDirectives { name args { name value } }\n"
+            + "  fields(includeDeprecated: true) {\n"
+            + "    name\n"
+            + "    description\n"
+            + "    appliedDirectives { name args { name value } }\n"
+            + "    args(includeDeprecated: true) {\n"
+            + "      ...InputValue\n"
+            + "    }\n"
+            + "    type {\n"
+            + "      ...TypeRef\n"
+            + "    }\n"
+            + "    isDeprecated\n"
+            + "    deprecationReason\n"
+            + "  }\n"
+            + "  inputFields(includeDeprecated: true) {\n"
+            + "    ...InputValue\n"
+            + "  }\n"
+            + "  interfaces {\n"
+            + "    ...TypeRef\n"
+            + "  }\n"
+            + "  enumValues(includeDeprecated: true) {\n"
+            + "    name\n"
+            + "    description\n"
+            + "    appliedDirectives { name args { name value } }\n"
+            + "    isDeprecated\n"
+            + "    deprecationReason\n"
+            + "  }\n"
+            + "  possibleTypes {\n"
+            + "    ...TypeRef\n"
+            + "  }\n"
+            + "}\n"
+            + "\n"
+            + "fragment InputValue on __InputValue {\n"
+            + "  name\n"
+            + "  description\n"
+            + "  appliedDirectives { name args { name value } }\n"
+            + "  type {\n"
+            + "    ...TypeRef\n"
+            + "  }\n"
+            + "  defaultValue\n"
+            + "  isDeprecated\n"
+            + "  deprecationReason\n"
+            + "}\n"
+            + "\n"
+            + "fragment TypeRef on __Type {\n"
+            + "  kind\n"
+            + "  name\n"
+            + "  ofType {\n"
+            + "    kind\n"
+            + "    name\n"
+            + "    ofType {\n"
+            + "      kind\n"
+            + "      name\n"
+            + "      ofType {\n"
+            + "        kind\n"
+            + "        name\n"
+            + "        ofType {\n"
+            + "          kind\n"
+            + "          name\n"
+            + "          ofType {\n"
+            + "            kind\n"
+            + "            name\n"
+            + "            ofType {\n"
+            + "              kind\n"
+            + "              name\n"
+            + "              ofType {\n"
+            + "                kind\n"
+            + "                name\n"
+            + "              }\n"
+            + "            }\n"
+            + "          }\n"
+            + "        }\n"
+            + "      }\n"
+            + "    }\n"
+            + "  }\n"
+            + "}\n";
+
+    @Param({
+            "large-schema-2.graphqls",
+            "large-schema-3.graphqls",
+            "large-schema-4.graphqls",
+            "large-schema-5.graphqls",
+            "large-schema-federated-1.graphqls"
+    })
+    String schemaFile;
+
+    private GraphQL graphQL;
+
+    @Setup(Level.Trial)
+    public void setup() {
+        String schema = loadSchema(schemaFile);
+        GraphQLSchema graphQLSchema = SchemaGenerator.createdMockedSchema(schema);
+        graphQLSchema = new IntrospectionWithDirectivesSupport().apply(graphQLSchema);
+        graphQL = GraphQL.newGraphQL(graphQLSchema).build();
+    }
+
+    private static String loadSchema(String schemaFile) {
+        if (schemaFile.equals("large-schema-5.graphqls")) {
+            return BenchmarkUtils.loadResource("large-schema-5.graphqls.part1")
+                    + BenchmarkUtils.loadResource("large-schema-5.graphqls.part2");
+        }
+        return BenchmarkUtils.loadResource(schemaFile);
+    }
+
+    @Benchmark
+    @BenchmarkMode(Mode.AverageTime)
+    @OutputTimeUnit(TimeUnit.MILLISECONDS)
+    public ExecutionResult benchMarkIntrospectionWithDirectivesAvgTime() {
+        return graphQL.execute(INTROSPECTION_WITH_DIRECTIVES_QUERY);
+    }
+
+    @Benchmark
+    @BenchmarkMode(Mode.Throughput)
+    public ExecutionResult benchMarkIntrospectionWithDirectivesThroughput() {
+        return graphQL.execute(INTROSPECTION_WITH_DIRECTIVES_QUERY);
+    }
+
+    public static void main(String[] args) throws RunnerException {
+        Options opt = new OptionsBuilder()
+                .include("benchmark.IntrospectionWithDirectivesBenchmark")
+                .build();
+
+        new Runner(opt).run();
+    }
+
+}