com.tosan.tools.util.ToStringJsonUtil Maven / Gradle / Ivy

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Library provides interface for use in toString method and determine each field how should be shown. also, you can choose from two implementations provided for simple and json formatting. also, provides interface for use in aspect to log service call.

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package com.tosan.tools.util;

import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;

/**
 * @author Mostafa Abdollahi
 * @since 6/10/2021
 */
public class ToStringJsonUtil {
    private static final ObjectMapper mapper = new ObjectMapper();

    static {
        mapper.enable(SerializationFeature.INDENT_OUTPUT)
                .disable(SerializationFeature.FAIL_ON_EMPTY_BEANS)
                .setSerializationInclusion(JsonInclude.Include.NON_NULL)
                .configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
    }

    public static ObjectMapper getMapper() {
        return mapper;
    }

    public static  String toJson(T object) {
        try {
            return mapper.writeValueAsString(object);
        } catch (JsonProcessingException e) {
            return ToStringConstant.ERROR_JSON + e.getMessage();
        }
    }
}