Kotlin - Convert Json(String/File) to/from XML(String/File)

<dependency>
  <groupId>org.json</groupId>
  <artifactId>json</artifactId>
  <version>20180130</version>
</dependency>

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</dependency>

var jsonStr = "{\"Customer\": {" +
					    "\"address\": {" +
					        "\"street\": \"NANTERRE CT\"," +
					        "\"postcode\": 77471" +
					    "}," + 
					    "\"name\": \"Mary\"," +
					    "\"age\": 37" +
					"}}"

var json = JSONObject(jsonStr)
var xml = XML.toString(json)

println(xml)
/*
 	<Customer><address><street>NANTERRE CT</street><postcode>77471</postcode></address><name>Mary</name><age>37</age></Customer>
*/

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var jsonStr = "{\"Customer\": {" +

"\"address\": {" +

"\"street\": \"NANTERRE CT\"," +

"\"postcode\": 77471" +

"}," +

"\"name\": \"Mary\"," +

"\"age\": 37" +

"}}"

var json = JSONObject(jsonStr)

var xml = XML.toString(json)

println(xml)

/*

<Customer><address><street>NANTERRE CT</street><postcode>77471</postcode></address><name>Mary</name><age>37</age></Customer>

*/

val jsonFile = System.getProperty("user.dir") + "\\file.json"
val xmlFile = System.getProperty("user.dir") + "\\file.xml"

jsonStr = File(jsonFile).readText()
json = JSONObject(jsonStr)

File(xmlFile).writeText(XML.toString(json))

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val jsonFile = System.getProperty("user.dir") + "\\file.json"

val xmlFile = System.getProperty("user.dir") + "\\file.xml"

jsonStr = File(jsonFile).readText()

json = JSONObject(jsonStr)

File(xmlFile).writeText(XML.toString(json))

package com.javasampleapproach.kotlin.jsonxml

import java.io.File
import org.json.JSONObject
import org.json.XML

fun main(args: Array<String>) {
	// 1. Convert Json String -> XML String
	var jsonStr = "{\"Customer\": {" +
						    "\"address\": {" +
						        "\"street\": \"NANTERRE CT\"," +
						        "\"postcode\": 77471" +
						    "}," + 
						    "\"name\": \"Mary\"," +
						    "\"age\": 37" +
						"}}"
	
	var json = JSONObject(jsonStr)
	var xml = XML.toString(json)
	
	println(xml)
	/*
	 	<Customer><address><street>NANTERRE CT</street><postcode>77471</postcode></address><name>Mary</name><age>37</age></Customer>
	 	
	 	--> pretty-print
	 	
		<?xml version="1.0"?>
		<Customer>
		  <address>
		    <street>NANTERRE CT</street>
		    <postcode>77471</postcode>
		  </address>
		  <name>Mary</name>
		  <age>37</age>
		</Customer>
	 */
	
	// 2. Convert Json File -> XML File
	val jsonFile = System.getProperty("user.dir") + "\\file.json"
	val xmlFile = System.getProperty("user.dir") + "\\file.xml"
	
    jsonStr = File(jsonFile).readText()
	json = JSONObject(jsonStr)
	
	File(xmlFile).writeText(XML.toString(json))
}

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package com.javasampleapproach.kotlin.jsonxml

import java.io.File

import org.json.JSONObject

import org.json.XML

fun main(args: Array<String>) {

// 1. Convert Json String -> XML String

var jsonStr = "{\"Customer\": {" +

"\"address\": {" +

"\"street\": \"NANTERRE CT\"," +

"\"postcode\": 77471" +

"}," +

"\"name\": \"Mary\"," +

"\"age\": 37" +

"}}"

var json = JSONObject(jsonStr)

var xml = XML.toString(json)

println(xml)

/*

<Customer><address><street>NANTERRE CT</street><postcode>77471</postcode></address><name>Mary</name><age>37</age></Customer>

--> pretty-print

<?xml version="1.0"?>

<street>NANTERRE CT</street>

</address>

</Customer>

*/

// 2. Convert Json File -> XML File

val jsonFile = System.getProperty("user.dir") + "\\file.json"

val xmlFile = System.getProperty("user.dir") + "\\file.xml"

jsonStr = File(jsonFile).readText()

json = JSONObject(jsonStr)

File(xmlFile).writeText(XML.toString(json))

}

val PRETTY_PRINT_INDENT_FACTOR = 4

var xmlString = "<Customer>" + 
		"  <name>Mary</name>" + 
		"  <age>37</age>" + 
		"  <address>" + 
		"    <street>NANTERRE CT</street>" + 
		"    <postcode>77471</postcode>" + 
		"  </address>" + 
		"</Customer>"

var xmlJSONObj = XML.toJSONObject(xmlString)
val jsonPrettyPrintString = xmlJSONObj.toString(PRETTY_PRINT_INDENT_FACTOR)

println(jsonPrettyPrintString)
/*
	{"Customer": {
	    "address": {
	        "street": "NANTERRE CT",
	        "postcode": 77471
	    },
	    "name": "Mary",
	    "age": 37
	}}
 */

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val PRETTY_PRINT_INDENT_FACTOR = 4

var xmlString = "<Customer>" +

" <name>Mary</name>" +

" <age>37</age>" +

" <address>" +

" <street>NANTERRE CT</street>" +

" <postcode>77471</postcode>" +

" </address>" +

"</Customer>"

var xmlJSONObj = XML.toJSONObject(xmlString)

val jsonPrettyPrintString = xmlJSONObj.toString(PRETTY_PRINT_INDENT_FACTOR)

println(jsonPrettyPrintString)

/*

{"Customer": {

"address": {

"street": "NANTERRE CT",

"postcode": 77471

},

"name": "Mary",

"age": 37

}}

*/

var xmlFile = System.getProperty("user.dir") + "\\file.xml"

xmlString = File(xmlFile).readText()
xmlJSONObj = XML.toJSONObject(xmlString)

val jsonFile = System.getProperty("user.dir") + "\\file.json"
File(jsonFile).writeText(xmlJSONObj.toString(PRETTY_PRINT_INDENT_FACTOR))

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var xmlFile = System.getProperty("user.dir") + "\\file.xml"

xmlString = File(xmlFile).readText()

xmlJSONObj = XML.toJSONObject(xmlString)

val jsonFile = System.getProperty("user.dir") + "\\file.json"

File(jsonFile).writeText(xmlJSONObj.toString(PRETTY_PRINT_INDENT_FACTOR))

package com.javasampleapproach.kotlin.jsonxml

import java.io.File
import org.json.JSONObject
import org.json.XML

fun main(args: Array<String>) {
	// 1. Convert XML String -> Json String
	val PRETTY_PRINT_INDENT_FACTOR = 4
	
	var xmlString = "<Customer>" + 
			"  <name>Mary</name>" + 
			"  <age>37</age>" + 
			"  <address>" + 
			"    <street>NANTERRE CT</street>" + 
			"    <postcode>77471</postcode>" + 
			"  </address>" + 
			"</Customer>"
	
	var xmlJSONObj = XML.toJSONObject(xmlString)
	val jsonPrettyPrintString = xmlJSONObj.toString(PRETTY_PRINT_INDENT_FACTOR)
	
	println(jsonPrettyPrintString)
	/*
		{"Customer": {
		    "address": {
		        "street": "NANTERRE CT",
		        "postcode": 77471
		    },
		    "name": "Mary",
		    "age": 37
		}}
	 */
    
    // 2. Convert XML File -> Json File
	var xmlFile = System.getProperty("user.dir") + "\\file.xml"
	
	xmlString = File(xmlFile).readText()
	xmlJSONObj = XML.toJSONObject(xmlString)
	
	val jsonFile = System.getProperty("user.dir") + "\\file.json"
	File(jsonFile).writeText(xmlJSONObj.toString(PRETTY_PRINT_INDENT_FACTOR))
}

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package com.javasampleapproach.kotlin.jsonxml

import java.io.File

import org.json.JSONObject

import org.json.XML

fun main(args: Array<String>) {

// 1. Convert XML String -> Json String

val PRETTY_PRINT_INDENT_FACTOR = 4

var xmlString = "<Customer>" +

" <name>Mary</name>" +

" <age>37</age>" +

" <address>" +

" <street>NANTERRE CT</street>" +

" <postcode>77471</postcode>" +

" </address>" +

"</Customer>"

var xmlJSONObj = XML.toJSONObject(xmlString)

val jsonPrettyPrintString = xmlJSONObj.toString(PRETTY_PRINT_INDENT_FACTOR)

println(jsonPrettyPrintString)

/*

{"Customer": {

"address": {

"street": "NANTERRE CT",

"postcode": 77471

},

"name": "Mary",

"age": 37

}}

*/

// 2. Convert XML File -> Json File

var xmlFile = System.getProperty("user.dir") + "\\file.xml"

xmlString = File(xmlFile).readText()

xmlJSONObj = XML.toJSONObject(xmlString)

val jsonFile = System.getProperty("user.dir") + "\\file.json"

File(jsonFile).writeText(xmlJSONObj.toString(PRETTY_PRINT_INDENT_FACTOR))

}

Kotlin – Convert Json(String/File) to/from XML(String/File)

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Convert Json String to XML String

Convert Json File to XML file

Kotlin – Full Program

Kotlin – Convert XML to Json

Convert XML String to Json String

Convert XML File to Json File

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Json dependency

Kotlin – Convert Json to XML

Convert Json String to XML String

Convert Json File to XML file

Kotlin – Full Program

Kotlin – Convert XML to Json

Convert XML String to Json String

Convert XML File to Json File

Kotlin – Full Program

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