com.teststeps.thekla4j.utils.json.JSON Maven / Gradle / Ivy

Go to download
package com.teststeps.thekla4j.utils.json;

import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.databind.module.SimpleModule;
import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
import com.teststeps.thekla4j.utils.json.exception.JsonParseException;
import com.teststeps.thekla4j.utils.json.exception.JsonStringifyException;
import com.teststeps.thekla4j.utils.json.serialization.LocalDateTimeDeserializer;
import com.teststeps.thekla4j.utils.json.serialization.LocalDateTimeSerializer;
import io.vavr.Function1;
import io.vavr.control.Try;

import java.time.LocalDateTime;

  public class JSON {

    private static final ObjectMapper jacksonNonNullMapper =
        new ObjectMapper().setSerializationInclusion(JsonInclude.Include.NON_NULL)
            .registerModule(new JavaTimeModule())
            .registerModule(new SimpleModule().addSerializer(LocalDateTime.class, new LocalDateTimeSerializer()))
            .registerModule(new SimpleModule().addDeserializer(LocalDateTime.class, new LocalDateTimeDeserializer()))
            .disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS)
            .enable(SerializationFeature.INDENT_OUTPUT);


    public static  String jStringify(T obj) {
      try {
        return jacksonNonNullMapper.writeValueAsString(obj);
      } catch (Exception e) {
        throw JsonStringifyException.withMessageAndCause(e.getMessage(), e);
      }
    }

    public static  T jParse(String json, Class clazz) {
      try {
        return jacksonNonNullMapper.readValue(json, clazz);
      } catch (Exception e) {
        throw JsonParseException.withMessageAndCause(e.getMessage(), e);
      }
    }

    public static  Function1 jParse(Class clazz) {
      return json -> {
        try {
          return jacksonNonNullMapper.readValue(json, clazz);
        } catch (Exception e) {
          throw JsonParseException.withMessageAndCause(e.getMessage(), e);
        }
      };
    }

    public static Try valueAsString(Object obj) {
      return Try.of(() -> jacksonNonNullMapper.writeValueAsString(obj));
    }

    public static  Try stringToValue(String str, Class clazz) {
      return Try.of(() -> jacksonNonNullMapper.readValue(str, clazz));
    }

    public static  String logOf(T obj) {
      return obj.getClass().getSimpleName() + " " + JSON.jStringify(obj);
    }

}