convert java object to json

Suppose we have obtained a Java object on the server side, and now we are considering how to convert this Java object into a string that complies with the JSON syntax. Of course, we can write a set of algorithms to implement this

Publicstaticvoidmain (String[]args) {stringstudentjson= "{\" username\ ": \" Xiaoming\ ", \" age\ ": 20,\" desc\ ": \" good student \ "}"; stringstudentjson2= "{\" username\ ": \" xiaohong\ ", \" age\ ": 20,\" desc\ ": \" good student \ "}"; String[]json={studentjson,studentjson2};//studentst= ( Student) json2bean (studentjson,student.class); jsonarray jsonarray=jsonarray.fromobject (JSON);//

JsonConfig config = new JsonConfig ();Config. setJsonPropertyFilter (new PropertyFilter (){@ Override Public boolean apply (Object arg0, String arg1, Object arg2 ){ // Filter out attributes of an object that contain itself (associate yourself)If (arg1.equals ("wareTypes") | arg1.equals ("skillS ")){ Return true; } Else { Return false; } } }); //

JsonTest {public static void main (String args []) {// javaArray and json convert javaArrayAndJsonInterChange (); System. out. println ("-----------------------------------"); // javaList and json convert javaListAndJsonInterChange (); System. out. println ("-----------------------------------"); //

. jsonarray; import net. SF. JSON. jsonfunction; import net. SF. JSON. jsonobject; public class jsontest {public static void main (string ARGs []) {// javaarray and JSON convert javaarrayandjsoninterchange (); system. out. println ("-----------------------------------"); // javalist and

Use JSON-lib to convert a Java object to a JSON string After learning to use Ajax in J2EE, sometimes the client data returned from the server is an object. It is easy to make errors when you manually piece together the

1. Import the Jackson jarDependency> groupId>Com.fasterxml.jackson.coregroupId> Artifactid>Jackson-databindArtifactid> version>2.8.9version>Dependency>2. Java code is as follows Public classJsonutils {//defining the Jackson object Private Static FinalObjectmapper MAPPER =NewObjectmapper (); /*** Converts an object into a

I. General description XML and JSON are the most common data exchange formats. This example shows how to convert a java object to JSON output. Ii. Process 1. In the project above, Add the code in "com. waylau. rest. resources. UserResource". The Code is as follows: @GET

Currently, it is quite simple to convert a Java object to a JSON object. However, it is more complicated to convert a JSON object to a

Convert Java basic data to Json code, and convert java data to json JSON is a lightweight data exchange format, which is very suitable for the interaction between servers and JavaScrip

This article mainly introduces the best way to convert JSON strings into JSON objects in JS, and need friends to refer to the following In JS, the JSON string is parsed into JSON data format, usually in two ways: 1. One is to use the Eval () function. 2. Use function objec

/***** JSON = [{ID: 1}, {ID: 2}] convert "[{ID: 1}, {ID: 2}] "*****/Jsontostring = function (OBJ ){If (OBJ = undefined ){Return "";}VaR r = [];If (typeof OBJ = "string") Return "\" "+ obj. replace (/([\ "\])/g," \ $1 "). replace (/(\ n)/g, "\ n "). replace (/(\ r)/g, "\ r "). replace (/(\ t)/g,"\ T") + "\"";If (typeof OBJ = "object "){If (! OBJ. Sort ){For (var I

Converts a json string to a json object. During data transmission, json is transmitted in the form of text, that is, strings, while JS operates on JSON objects. Therefore, the conversion between JSON objects and

Converts a json string to a json object. During data transmission, json is transmitted in the form of text, that is, strings, while JS operates on JSON objects. Therefore, mutual conversion between JSON objects and

For example:JSON string:var str1 = ' {' name ': ' cxh ', ' sex ': ' Man '} ';JSON object:var str2 = {"Name": "Cxh", "Sex": "Man"};One, JSON string converted to JSON objectTo use the above str1, you must first convert to a JSON object