Add harrel-json-schema implementation

.github/workflows/ci.yml

@@ -87,6 +87,7 @@ jobs:
       report-boon: ${{ steps.save-output.outputs.report-boon }}
       report-corvus: ${{ steps.save-output.outputs.report-corvus }}
       report-go-jsonschema: ${{ steps.save-output.outputs.report-go-jsonschema }}
+      report-harrel-json-schema: ${{ steps.save-output.outputs.report-harrel-json-schema }}
       report-hyperjump: ${{ steps.save-output.outputs.report-hyperjump }}
       report-json_schemer: ${{ steps.save-output.outputs.report-json_schemer }}
       report-jsoncons: ${{ steps.save-output.outputs.report-jsoncons }}

Makefile

@@ -270,3 +270,22 @@ dist/results/kmp-json-schema-validator/%: \
 	schemas/%/instances.jsonl \
 	| dist/results/kmp-json-schema-validator
 	@$(call docker_run,kmp-json-schema-validator,/workspace/$(word 2,$^) /workspace/$(word 3,$^))
+
+# harrel-json-schema
+
+implementations/harrel-json-schema/.dockertimestamp: \
+	implementations/harrel-json-schema/app/src/main/java/io/github/sourcemeta/App.java \
+	implementations/harrel-json-schema/app/build.gradle.kts \
+	implementations/harrel-json-schema/gradle/libs.versions.toml \
+	implementations/harrel-json-schema/gradle/wrapper/gradle-wrapper.properties \
+	implementations/harrel-json-schema/run.sh \
+	implementations/harrel-json-schema/Dockerfile
+	docker build -t jsonschema-benchmark/harrel-json-schema implementations/harrel-json-schema
+	touch $@
+
+dist/results/harrel-json-schema/%: \
+	implementations/harrel-json-schema/.dockertimestamp \
+	schemas/%/schema.json \
+	schemas/%/instances.jsonl \
+	| dist/results/harrel-json-schema
+	@$(call docker_run,harrel-json-schema,/workspace/$(word 2,$^) /workspace/$(word 3,$^))

implementations/harrel-json-schema/.gitattributes

@@ -0,0 +1,9 @@
+#
+# https://help.github.com/articles/dealing-with-line-endings/
+#
+# Linux start script should use lf
+/gradlew        text eol=lf
+
+# These are Windows script files and should use crlf
+*.bat           text eol=crlf
+

implementations/harrel-json-schema/.gitignore

@@ -0,0 +1,5 @@
+# Ignore Gradle project-specific cache directory
+.gradle
+
+# Ignore Gradle build output directory
+build

implementations/harrel-json-schema/Dockerfile

@@ -0,0 +1,16 @@
+# syntax=docker.io/docker/dockerfile:1.7-labs
+FROM gradle:8.11.1-jdk21
+
+COPY --exclude=./app/src . /app
+
+WORKDIR /app
+
+# Just download dependencies first
+RUN gradle downloadDependencies
+
+# Now copy in the source and compile
+COPY ./app/src /app/app/src
+RUN gradle compileJava
+
+ENTRYPOINT ["/app/run.sh"]
+CMD []

implementations/harrel-json-schema/app/build.gradle.kts

@@ -0,0 +1,39 @@
+plugins {
+    // Apply the application plugin to add support for building a CLI application in Java.
+    application
+}
+
+repositories {
+    // Use Maven Central for resolving dependencies.
+    mavenCentral()
+}
+
+dependencies {
+    // This dependency is used by the application.
+    implementation(libs.jacksonDatabind)
+    implementation(libs.jsonSchema)
+}
+
+// Apply a specific Java toolchain to ease working on different environments.
+java {
+    toolchain {
+        languageVersion = JavaLanguageVersion.of(21)
+    }
+}
+
+application {
+    // Define the main class for the application.
+    mainClass = "io.github.sourcemeta.App"
+}
+//
+// See https://stackoverflow.com/a/38528497/123695
+fun ConfigurationContainer.resolveAll() = this
+  .filter { it.isCanBeResolved }
+  .forEach { it.resolve() }
+
+tasks.register("downloadDependencies") {
+  doLast {
+    configurations.resolveAll()
+    buildscript.configurations.resolveAll()
+  }
+}

implementations/harrel-json-schema/app/src/main/java/io/github/sourcemeta/App.java

@@ -0,0 +1,58 @@
+package io.github.sourcemeta;
+
+import dev.harrel.jsonschema.Validator;
+import dev.harrel.jsonschema.ValidatorFactory;
+import java.io.IOException;
+import java.lang.Math;
+import java.net.URI;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.List;
+
+public class App {
+    static int WARMUP_ITERATIONS = 1000;
+    static long MAX_WARMUP_TIME = (long) 1e9 * 10;
+
+    public static boolean validateAll(Validator validator, URI schemaUri, List<String> docs) {
+        boolean valid = true;
+        for (String doc : docs) {
+            Validator.Result result = validator.validate(schemaUri, doc);
+            if (!result.isValid()) {
+                valid = false;
+            }
+        }
+        return valid;
+    }
+
+    public static void main(String[] args) throws IOException {
+        Validator validator = new ValidatorFactory().createValidator();
+        String schema = new String(Files.readAllBytes(Paths.get(args[0])));
+
+        // Register the schema
+        Long compileStart = System.nanoTime();
+        URI schemaUri = validator.registerSchema(schema);
+        Long compileEnd = System.nanoTime();
+
+        List<String> docs = Files.readAllLines(Paths.get(args[1]));
+
+        Long coldStart = System.nanoTime();
+        boolean valid = validateAll(validator, schemaUri, docs);
+        Long coldEnd = System.nanoTime();
+
+        if (!valid) {
+            System.exit(1);
+        }
+
+        // Warmup
+        long iterations = (long) Math.ceil(((double) MAX_WARMUP_TIME) / (coldEnd - coldStart));
+        for (int i = 0; i < WARMUP_ITERATIONS; i++) {
+            validateAll(validator, schemaUri, docs);
+        }
+
+        Long warmStart = System.nanoTime();
+        validateAll(validator, schemaUri, docs);
+        Long warmEnd = System.nanoTime();
+
+        System.out.println((coldEnd - coldStart) + "," + (warmEnd - warmStart) + "," + (compileEnd - compileStart));
+    }
+}

implementations/harrel-json-schema/gradle/libs.versions.toml

@@ -0,0 +1,7 @@
+[versions]
+jackson = "2.18.1"
+jsonSchema = "1.7.1"
+
+[libraries]
+jacksonDatabind = { module = "com.fasterxml.jackson.core:jackson-databind", version.ref = "jackson" }
+jsonSchema = { module = "dev.harrel:json-schema", version.ref = "jsonSchema" }

implementations/harrel-json-schema/gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,7 @@
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.8-bin.zip
+networkTimeout=10000
+validateDistributionUrl=true
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists