package com.baeldung.escape; import com.fasterxml.jackson.core.JsonProcessingException; import com.fasterxml.jackson.databind.ObjectMapper; import com.google.gson.JsonObject; import org.json.JSONObject; class JsonEscape { String escapeJson(String input) { JSONObject jsonObject = new JSONObject(); jsonObject.put("message", input); return jsonObject.toString(); } String escapeGson(String input) { JsonObject gsonObject = new JsonObject(); gsonObject.addProperty("message", input); return gsonObject.toString(); } String escapeJackson(String input) throws JsonProcessingException { return new ObjectMapper().writeValueAsString(new Payload(input)); } static class Payload { String message; Payload(String message) { this.message = message; } public String getMessage() { return message; } public void setMessage(String message) { this.message = message; } } }