Revert "Revert "Merge branch 'hxb' into wjc""

wjc

2023-06-28 14de918a79943e4961b09fa01ed320c6cad41f2e

 HDLLinkLocalSdk/src/main/java/com/hdl/sdk/link/common/utils/gson/GsonConvert.java

New file
@@ -0,0 +1,59 @@
package com.hdl.sdk.link.common.utils.gson;



import com.google.gson.Gson;

import com.google.gson.GsonBuilder;

import com.google.gson.JsonDeserializationContext;

import com.google.gson.JsonDeserializer;

import com.google.gson.JsonElement;

import com.google.gson.JsonParseException;

import com.google.gson.JsonPrimitive;

import com.google.gson.JsonSerializationContext;

import com.google.gson.JsonSerializer;



import java.lang.reflect.Type;



/**

 * Created by Tong on 2021/9/8.

 */

public class GsonConvert {



    private static Gson gson = null;



    public static Gson getGson() {

        if (gson == null) {

            synchronized (GsonConvert.class) {

                if (gson == null) {

                    gson = new GsonBuilder()

                            .setPrettyPrinting()

                            .disableHtmlEscaping()

                            .registerTypeAdapter(String.class, new StringTypeAdapter())

                            .create();

                }

            }

        }

        return gson;

    }



    public static <T> T copyProperties(Object o, Type type) {

        return getGson().fromJson(getGson().toJson(o), type);

    }



    private static class StringTypeAdapter implements JsonSerializer<String>, JsonDeserializer<String> {

        @Override

        public String deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)

                throws JsonParseException {

            if (json instanceof JsonPrimitive) {

                return json.getAsString();

            } else {

                return json.toString();

            }

        }



        @Override

        public JsonElement serialize(String src, Type typeOfSrc, JsonSerializationContext context) {

            return new JsonPrimitive(src);

        }

    }





}