Rete js + jackson deserialization example

AnotherTestMain.java

import com.fasterxml.jackson.annotation.JsonSubTypes;
import com.fasterxml.jackson.annotation.JsonTypeInfo;
import com.fasterxml.jackson.annotation.JsonTypeInfo.As;
import com.fasterxml.jackson.annotation.JsonTypeName;
import com.fasterxml.jackson.databind.ObjectMapper;
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.Map;
import lombok.Data;
import lombok.Getter;
import lombok.Setter;

public class AnotherTestMain {

  public static void main(String[] args) throws IOException {
//    var t = new Dog();
//    t.barkVolume = 10;
//
//    var json = new ObjectMapper().writeValueAsString(t);
//    System.out.println(json);
//
//    Animal an = new ObjectMapper().readerFor(Animal.class)
//        .readValue(json);

//    System.out.println(an);

    var reader = new BufferedReader(new FileReader("./test.json"));
    StringBuilder b = new StringBuilder();
    String line;
    while ((line = reader.readLine()) != null) {
      b.append(line);
    }

    String json = b.toString();

    NodeGroup a = new ObjectMapper().readValue(json, NodeGroup.class);
    System.out.println("hg");

  }

  @Data
  public static class NodeGroup {

    private String id;
    Map<String, AbstractNode> nodes;

  }

    @JsonTypeInfo(
      use = JsonTypeInfo.Id.NAME,
      include = As.PROPERTY,
      property = "name")
  @JsonSubTypes({
      @JsonSubTypes.Type(value = AddNode.class, name = "Add")
//      @JsonSubTypes.Type(value = Cat.class, name = "cat")
  })
    @Getter
    @Setter
  public static abstract class AbstractNode {

    Integer id;
    // data
    private Integer[] position;
    private Map<String, InputConnection> inputs;
    private Map<String, OutputConnection> outputs;

  }

  @Data
  static class InputConnection {

    private Main.InputConnectionData[] connections;
  }

  @Data
  static class InputConnectionData {

    private Integer node;
    private String output;
    private Map<String, Object> data;
  }

  @Data
  static class OutputConnection {

    private Main.OutputConnectionData[] connections;
  }

  @Data
  static class OutputConnectionData {

    private Integer node;
    private String input;
    private Map<String, Object> data;
  }

  @JsonTypeName("Add")
  @Getter
  @Setter
  static class AddNode extends AbstractNode {
    private AddNodeData data;
    static class AddNodeData {
      public Integer num1;
      public Integer num2;
      public String preview;
    }
  }
}