convert java object to json

;//exception error message @jsonpropertyprotected stringexceptmessage;/*** get error number:0 success NBSP, other indicates failure * @return */@ Jsonignorepublicstringgeterrorcode () {returnerrorcode;} /*** Set error number:0 success NBSP, other indicates failure * @param errorcode*/@JsonIgnorepublic Voidseterrorcode (Stringerrorcode) {this. Errorcode=errorcode;} /*** getting prompt errorInformation * @return */@JsonIgnorepublic stringgeterrormessage () {return ErrorMessage;} /*** Setup prompt

Java converts a JSON string to an entity class object @SuppressWarnings ("unchecked") public static Java converts a JSON string into an entity class object, based on the Net.sf.json implementation

1. Need Library:Commons-beanutils-1.7.0.jarCommons-collections-3.1.jarCommons-lang-2.1.jarCommons-logging-1.1.3.jarEzmorph-1.0.2.jarJson-lib-2.4-jdk15.jar2. Conversion method:Object Goto JSONNew Sqlmodel (); Model.setage (); Model.setheight (188.0); Model.setname ("Zhang San"); NULL ; Try { = jsonobject.fromobject (model); = jsonobject.tostring (); System.out.println (JSONSTR); Catch (Exception e) { SYSTEM.OUT.PRINTLN ("Array to

Java object and json data conversion method 2-gson implementation Test code: package com.yanek.util.json;import java.util.ArrayList;import java.util.List;import com.google.gson.Gson;import com.google.gson.GsonBuilder;import com.google.gson.JsonElement;import com.google.gson.JsonParser;public class GsonUtil {/** * @param args */public static void main(String[] a

JSON (JavaScript Object notation) is a lightweight data interchange format. It is based on a subset of ECMAScript. JSON uses a completely language-independent text format, but it also uses a family of C-language (c, C + +, C #, Java, JavaScript, Perl, Python, and so on). These features make

json is used. get (value ). when getclass gets the [] type, it can be found that json-lib recognizes null values as the jsonarray type rather than the string type, while the tostring method of jsonarray is rewritten to [,] If you still want to use this method, you can make the following changes. When you use the getString () method to obtain the json

":" Field description 2 ", " Children ": [] }' is to add ', ' on the basis of the object.JSON object:var str2 = { "key": "Test1", "value": 123, "type": "Number", " Required ":" True ", " description ":" Field description 2 ", " Children ": [] }Second, JSON string converted to JSON object (String-->

What is JSON? JSON refers to JavaScript Object notation (JavaScript Notation) JSON is a lightweight text data interchange Format JSON Independent of Language * JSON is self-descriptive and easier to understand

Diaosi skills -- convert to Json (Newtonsoft. Json. dll), newtonsoft. json. dll Mom no longer worries about converting Json !! It's very simple. There's nothing to explain, um! public class ShowTablePage 　　 1 protected void Page_Load(ob