I'm thinking about throwing away my DB in my next project to simplify development/evolution.
One way to do it is not to leave the Objects realm at all and persist my objects ... |
In the following Jackson/Java code that serializes objects into JSON, I am getting this:
{"animal":{"x":"x"}}
However, what I actually want to get is this:
{"dog":{"x":"x"}}
Is there something I can do to AnimalContainer so that ... |
I have looked at a few JSON libraries for Java, but few of them seem to follow the same serialization pattern as core Java serialization patterns. I would like to ... |
Is there a way in Java/J2ME to convert a string, such as:
{name:"MyNode", width:200, height:100}
to an internal Object representation of the same, in one line of code?
Because the current method is ... |
I want to use JSON to represent JS objects send them to a Java program, and vice versa.
I would also like to do this for other languages. C# to Java ... |
Say I have objects such as a Business with a List of Address objects, and an Order that has a Business.
Is it possible to configure so that when the Order is ... |
String episodeIds = "['abc', '123', '456']";
List<Long> list = new JSONDeserializer<ArrayList<Long>>().use(null, ArrayList.class).deserialize(episodeIds);
System.out.println(list);
This code returns string but must return LONG)
|
|
I want to navigate to the N-th level of an object, and serialize it's properties in String format.
For Example:
class Animal {
public String name;
public int weight;
...
|
Using ActiveObjects as my ORM and Gson as my JSON processor.
Ran into a problem going toJson from
persisted objects. The problem is that my persisted class is actually
an Interface ... |
I am trying to convert java object to JSON object in Tomcat/jersey using Jackson. And want to suppress serialization(write) of certain properties dynamically.
I can use JsonIgnore, but I want to make ... |
Simple situation -
- read a json file
- discover all key-value pairs
- compare key-value pairs
I tried gson, package from json.org, but can't seem to get far with it.
Can someone please provide a clear sample ... |
I don't know whether this question makes sense or not.
I have huge amount of JSON data with me. I am getting that data from Server to the Client side.
Is it good ... |
How do I get Jackson to serialize my Joda DateTime object according to a simple pattern (like "dd-MM-yyyy"?
I've tried:
@JsonSerialize(using=DateTimeSerializer.class)
private final DateTime date;
I've tried:
ObjectMapper mapper = new ObjectMapper()
.getSerializationConfig()
...
|
Using Java is there an easy way to check whether a given file conforms to json format?
Using gson, the best i can do is:
private final JsonParser parser = new JsonParser();
jsonElement = ...
|
Does anybody know how could I get severals JSon files by executing just once exiftool.
I could generate one JSon file from my directory, with all metadatas from files inside this folder, ...
|
Hi
I am new to FlexJson and was following http://flexjson.sourceforge.net/ for simple tutorial.
I wrote a simple program but it seems not to be serializing the object attributes. Please help me ... |
I am looking for a JSON library that supports defining the serialization depth. Ideally I would like a library that handles all primitive types and java.lang and the rest will be ... |
Hi I am using Voldemort to store my data. My key is a word and values are number of occurrence of the word and the URL. For example:
key :question
value: 10, www.stackoverflow.com
I ... |
I have the following JSON :
{
fields : {
"foo" : "foovalue",
...
|
I have two plain pojo objects:
Ex:
class person{
private String name;
private String id;
}
class address{
private String homeaddress;
private String officeaddress;
}
How to create JSON file with |
What i need to do is the following. i need using json, to serialize my object to xml as follows:
<employee>
<name>Name</name>
<id>the_database_id</id>
<employee>
my java code/bean is as follows:
public ...
|
I try to read JSON file with Java. The code is:
public static void main(String[] args) throws Exception {
InputStream is = new FileInputStream("j.txt");
String jsonTxt ...
|
I have never done much with serialization, but am trying to use Google's gson to serialize a Java object to a file. Here is an example of my issue:
public ...
|
I'm trying to learn Gson and I'm struggling with field exclusion. Here are my classes
public class Student {
private Long ...
|
In a case where Person is a POJO having a List of "hobbies".
Just trying to understand this statement to implement a deep serialize mechanism:
new JSONSerializer().include("hobbies").serialize( person );
Does ... |
I have the following Java class and I want to serialize it to JSON using Jackson:
public class Event
boolean allDay;
Date start;
Date end;
...
|
Have a bunch of classes which I need to do serialize and deserialize from/to JSON/XML at the same time. Which library you recommend to this task?
|
Is there any way to convert Java object to JSON file ( I have array of objects and I want to export to JSON file, properties ) >
|
How could be parse it for example?
{
"392bc124": {
"ts": ...
|
I've been having trouble getting this json object to serialize/deserialize properly:
{
series:[{
data:[[long,int], ... ],
label:String
},
...
...
|
Hi i have jsonString ["ttt","uuuu"] how do i deserialize this in to list i have the
following code
java.util.List pop = (java.util.List)new flexjson.JSONDeserializer().deserialize(ListJson);
i does not work can any one please help
... |
I have a Joda DateTime in an Order class:
public class Order {
private DateTime creationTime;
...
}
I have initialized my mapper as follows:
mapper.configure(
...
|
I have polymorphic types and deserializing from JSON to POJO works. I followed the documentation here, in fact. When serializing POJOs into JSON I'm getting an unwanted attribute, specifically ... |
I'm parsing a JSON file that I'm retrieving by accessing an API. Right now, I'm able to create an ArrayList of objects of my Offer class, but I'm only reading the ... |
Possible Duplicate:
A better Java JSON library?
Hi,
I have a json file like this:
workloads = [
{
total: 5,
...
|
I have my custom class User:
class User {
public String name;
public int id;
public Address address;
public Timestamp ...
|
I am using classes which came from json.org. Using them, can someone suggest a sniplet of the code which would let one parse the input stream to see whether ... |
When using JSON-lib's JSONObject, how can I stop the put method from storing a String which contains JSON as JSON rather than as an escaped string?
For instance:
JSONObject obj = new JSONObject();
obj.put("jsonStringValue","{\"hello\":\"world\"}");
obj.put("naturalStringValue", ...
|
Suppose you are working with some data, which comes from a JSON file. You read the file, parse it, make sure all needed variables are there and provide accessor methods to ... |
Seems like Gson.toJson(Object object) generates JSON code with randomly spread fields of the object. Is there way to fix fields order somehow?
public class Foo {
...
|
On the client side, a user specified input creates a unique TreeModel and TableModel.
This needs to be serialized to JSON for storage on MongoDB (stores JSON document directly).
The JSON needs to ... |
How would you suggest this task is approached?
The challenge as i see it is in presenting diff information intelligently. Before i go reinventing the wheel, is there an accepted approach of ... |
I am using JSON Jackson to convert from POJOs to JSON. I am using
mapper.writeValueAsString(s);
It is working fine. Problem is I dont't want to convert all class varaibles into JSON. Anyone ... |
I have a bean with CommonsMultipartFile type field like so:
public class Placement implements Serializable {
private static final long serialVersionUID = 1L;
private long placementId;
private String type;
private String placement;
private transient CommonsMultipartFile fileData;
I have ... |
File f = new File("output.json");
FileReader fr = new FileReader(f);
BufferedReader br = new BufferedReader(fr);
StringBuffer sb = new StringBuffer();
String eachLine = br.readLine();
while (eachLine != null) {
sb.append(eachLine);
eachLine = ...
|
I have a json file.
{"bla":"bla"}
{"bla":"bla"}
{"bla":"bla"}
{"bla":"bla"}
......
How can I format these into a valid json type, like:
[
{"bla":"bla"},
{"bla":"bla"},
{"bla":"bla"},
...
|
This is a continue question by here.
Now the problem is, there is no line break in each line. All data stick together, how can I do that?
Like this:
{"bla":"bla"}{"bla":"bla"}{"bla":"bla"}{"bla":"bla"}{"bla":"bla"}{"bla":"bla"}.....
Thanks!
|
I have a class that looks like this:
public class Person {
public class Address {
private String line1;
...
|
I've finished my application, and when it finishes there will be two json files. I need to combine them in a different java class so i've tried something like this
If ... |
My code:
import net.sf.json.JSONObject;
import net.sf.json.JSONSerializer;
...
public void testDateSerializer() {
final Date date = new Date();
log.info("Today's date: " + date + " and date.getTime()=" + date.getTime());
final JSONObject ...
|
What would be characteristics or smells that would indicate it is a bad idea to use Jackson/JSON for a particular task or set of tasks? I'm still learning about this ... |
I have a list of an object like follows
List<ProductInfo>
I want to serialize it using flex json so that it should like
[{"product_id":"2","name":'stack"'},{"product_id":"2","name":"overflow"}]"
for deserializing from the above string into a ... |
I have two Java classes that I want to serialize to JSON using Jackson:
public class User {
public final int id;
public final String name;
...
|
I'm using Play framework. I have a JSONObject which has a structure like the below (As in console it printed)
{
"rows_map":{
...
|
Jackson's ObjectMapper#readValue member throws three checked exceptions:
IOException
JsonParseException
JsonMappingException
JsonParseException and JsonMappingException extend IOException. I want to wrap the two aforementioned child classes and throw my own custom exceptions, yet, ... |
I need to implement JSON serialization for some objects, and I've encountered a problem when it came to integration with generic collections.
All serializable classes implement this interface (JSONObject comes from ... |
The JSON I have is mentioned below :-
{ head: {
link: [],
vars: [
"CompanyName",
...
|
I used cURL to get some twitter feeds in the form of a json file ("twitter-feed.json"). I want to convert this json file to a JSONArray object. How do I do ... |
I'd like to see something like this
class User {
@JsonMask({"name", "address"})
private Company company;
private String name;
//...
}
class Company {
private ...
|
Hi I am having a java bean and i need to serialize it to json. For this purpose i am using the jackson processor which is very powerful. But I also ... |
Tile says it all. I love the functionality of FlexJson (clean API, backwards/forward data compatibility, ability to easily include/exclude data and transform it) but would love something as fast as ... |
I'm trying to convert a JSON string to XML using jsonlib in Java.
JSONObject json = JSONObject.fromObject(jsonString);
XMLSerializer serializer = new XMLSerializer();
...
|
I have a class used to return lists of results that looks like :
public class TransactionResult {
public List<MyObject> result;
public boolean success;
...
|
I have been using the jackson implementation of the json protocol in my own little project, and it has gone just fine a while now until I decided (for the first ... |
I'm running into a problem with Jackson where it does not respect the @JsonTypeInfo annotations when I use a custom serializer. The simplified example below does not require the custom ... |
Can I have JSON serialize properties (I mean Java bean getter and setter properties) of POJOs?
|
Hi All, I have a set of beans in the server side that needs to be rendered as a json object to the browser, for doin this we can use any of the open source libraraies like json, google json and many more but how can we have a fine grained control on the object properties. For ex: i have a ... |
I have a big JSON file which I read into a javascript program from a file as a script. It contains a named array of generalized hash tables, ie: var arrayname = [ {...}, {...}, ... ]; in a file srcfile.js. I read it into my javascript as and then just use the array, without doing any parsing, etc. ... |