json：Gson,Jackson,Fastjson

Gson

Map<String,Object> m = new HashMap<>();

Gson gson = new GsonBuilder().disableHtmlEscaping().create();//不进行转义

String json = gson.toJson(m);

json = json.replaceAll("DELETE","1");//枚举

System.out.println(json);
 

Jackson

ObjectMapper om = new ObjectMapper();

String json = om.writeValueAsString(m);

json = json.replaceAll("true","1"); //枚举

System.out.println(json);

 

Fastjson

TODO