feat(java): add fory json serialization

benchmarks/java/pom.xml

@@ -43,7 +43,9 @@
     <protostuff.version>1.8.0</protostuff.version>
     <fastjson2.version>2.0.62</fastjson2.version>
     <protobuf.version>3.25.5</protobuf.version>
-    <jackson.version>2.18.6</jackson.version>
+    <jackson.version>2.22.0</jackson.version>
+    <jackson.annotations.version>2.22</jackson.annotations.version>
+    <gson.version>2.14.0</gson.version>
     <build-helper-maven-plugin.version>3.6.1</build-helper-maven-plugin.version>
     <exec-maven-plugin.version>3.6.2</exec-maven-plugin.version>
     <maven-clean-plugin.version>3.5.0</maven-clean-plugin.version>
@@ -82,7 +84,7 @@
       <dependency>
         <groupId>com.fasterxml.jackson.core</groupId>
         <artifactId>jackson-annotations</artifactId>
-        <version>${jackson.version}</version>
+        <version>${jackson.annotations.version}</version>
       </dependency>
       <dependency>
         <groupId>com.fasterxml.jackson.datatype</groupId>
@@ -98,6 +100,11 @@
       <artifactId>fory-core</artifactId>
       <version>${project.version}</version>
     </dependency>
+    <dependency>
+      <groupId>org.apache.fory</groupId>
+      <artifactId>fory-json</artifactId>
+      <version>${project.version}</version>
+    </dependency>
     <dependency>
       <groupId>org.apache.fory</groupId>
       <artifactId>fory-format</artifactId>
@@ -173,6 +180,26 @@
       <artifactId>fastjson2</artifactId>
       <version>${fastjson2.version}</version>
     </dependency>
+    <dependency>
+      <groupId>com.fasterxml.jackson.core</groupId>
+      <artifactId>jackson-databind</artifactId>
+      <version>${jackson.version}</version>
+    </dependency>
+    <dependency>
+      <groupId>com.fasterxml.jackson.core</groupId>
+      <artifactId>jackson-core</artifactId>
+      <version>${jackson.version}</version>
+    </dependency>
+    <dependency>
+      <groupId>com.fasterxml.jackson.core</groupId>
+      <artifactId>jackson-annotations</artifactId>
+      <version>${jackson.annotations.version}</version>
+    </dependency>
+    <dependency>
+      <groupId>com.google.code.gson</groupId>
+      <artifactId>gson</artifactId>
+      <version>${gson.version}</version>
+    </dependency>
     <dependency>
       <groupId>com.google.protobuf</groupId>
       <artifactId>protobuf-java</artifactId>

benchmarks/java/src/main/java/org/apache/fory/benchmark/JsonSerializationSuite.java

@@ -0,0 +1,140 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.fory.benchmark;
+
+import com.alibaba.fastjson2.JSON;
+import com.alibaba.fastjson2.JSONWriter;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.google.gson.Gson;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.nio.charset.StandardCharsets;
+import java.util.concurrent.TimeUnit;
+import org.apache.fory.benchmark.data.MediaContent;
+import org.apache.fory.json.ForyJson;
+import org.openjdk.jmh.annotations.Benchmark;
+import org.openjdk.jmh.annotations.BenchmarkMode;
+import org.openjdk.jmh.annotations.Fork;
+import org.openjdk.jmh.annotations.Measurement;
+import org.openjdk.jmh.annotations.Mode;
+import org.openjdk.jmh.annotations.OutputTimeUnit;
+import org.openjdk.jmh.annotations.Scope;
+import org.openjdk.jmh.annotations.Setup;
+import org.openjdk.jmh.annotations.State;
+import org.openjdk.jmh.annotations.Threads;
+import org.openjdk.jmh.annotations.Warmup;
+
+@BenchmarkMode(Mode.Throughput)
+@OutputTimeUnit(TimeUnit.MILLISECONDS)
+@Warmup(iterations = 3, time = 2)
+@Measurement(iterations = 5, time = 2)
+@Fork(1)
+@Threads(1)
+public class JsonSerializationSuite {
+  @State(Scope.Thread)
+  public static class JsonState {
+    ForyJson foryJson;
+    JSONWriter.Context fastjson2Context;
+    ObjectMapper mapper;
+    Gson gson;
+    MediaContent mediaContent;
+
+    @Setup
+    public void setup() {
+      foryJson = ForyJson.builder().build();
+      fastjson2Context = new JSONWriter.Context();
+      mapper = new ObjectMapper();
+      gson = new Gson();
+      mediaContent = JSON.parseObject(readResource(), MediaContent.class);
+      byte[] foryBytes = foryJson.toJsonBytes(mediaContent);
+      byte[] fastjsonBytes =
+          JSON.toJSONBytes(mediaContent, StandardCharsets.UTF_8, fastjson2Context);
+      if (!JSON.parseObject(foryBytes).equals(JSON.parseObject(fastjsonBytes))) {
+        throw new IllegalStateException("Fory JSON and fastjson2 produce different JSON objects");
+      }
+      String foryString = foryJson.toJson(mediaContent);
+      String fastjsonString = JSON.toJSONString(mediaContent, fastjson2Context);
+      if (!JSON.parseObject(foryString).equals(JSON.parseObject(fastjsonString))) {
+        throw new IllegalStateException("Fory JSON and fastjson2 produce different JSON strings");
+      }
+    }
+
+    private static String readResource() {
+      InputStream input =
+          JsonSerializationSuite.class.getClassLoader().getResourceAsStream("data/eishay.json");
+      if (input == null) {
+        throw new IllegalStateException("Missing data/eishay.json");
+      }
+      try (InputStream closeable = input;
+          InputStreamReader reader = new InputStreamReader(closeable, StandardCharsets.UTF_8)) {
+        char[] buffer = new char[1024];
+        StringBuilder builder = new StringBuilder();
+        int read;
+        while ((read = reader.read(buffer)) != -1) {
+          builder.append(buffer, 0, read);
+        }
+        return builder.toString();
+      } catch (IOException e) {
+        throw new IllegalStateException("Unable to read data/eishay.json", e);
+      }
+    }
+  }
+
+  @Benchmark
+  public byte[] foryToJsonBytes(JsonState state) {
+    return state.foryJson.toJsonBytes(state.mediaContent);
+  }
+
+  @Benchmark
+  public byte[] fastjson2ToJsonBytes(JsonState state) {
+    return JSON.toJSONBytes(state.mediaContent, StandardCharsets.UTF_8, state.fastjson2Context);
+  }
+
+  @Benchmark
+  public byte[] jacksonToJsonBytes(JsonState state) throws IOException {
+    return state.mapper.writeValueAsBytes(state.mediaContent);
+  }
+
+  @Benchmark
+  public byte[] gsonToJsonBytes(JsonState state) {
+    return state.gson.toJson(state.mediaContent).getBytes(StandardCharsets.UTF_8);
+  }
+
+  @Benchmark
+  public String foryToJsonString(JsonState state) {
+    return state.foryJson.toJson(state.mediaContent);
+  }
+
+  @Benchmark
+  public String fastjson2ToJsonString(JsonState state) {
+    return JSON.toJSONString(state.mediaContent, state.fastjson2Context);
+  }
+
+  @Benchmark
+  public String jacksonToJsonString(JsonState state) throws IOException {
+    return state.mapper.writeValueAsString(state.mediaContent);
+  }
+
+  @Benchmark
+  public String gsonToJsonString(JsonState state) {
+    return state.gson.toJson(state.mediaContent);
+  }
+}

benchmarks/java/src/main/resources/data/eishay.json

@@ -0,0 +1,30 @@
+{"images": [{
+      "height":768,
+      "size":"LARGE",
+      "title":"Javaone Keynote",
+      "uri":"http://javaone.com/keynote_large.jpg",
+      "width":1024
+    }, {
+      "height":240,
+      "size":"SMALL",
+      "title":"Javaone Keynote",
+      "uri":"http://javaone.com/keynote_small.jpg",
+      "width":320
+    }
+  ],
+  "media": {
+    "bitrate":262144,
+    "duration":18000000,
+    "format":"video/mpg4",
+    "height":480,
+    "persons": [
+      "Bill Gates",
+      "Steve Jobs"
+    ],
+    "player":"JAVA",
+    "size":58982400,
+    "title":"Javaone Keynote",
+    "uri":"http://javaone.com/keynote.mpg",
+    "width":640
+  }
+}