Json To Map Groovy

pl file of a ros package at startup. This went mostly without any issues which was great. “pplying templates to a larger map splits the map into a number of singleton maps, one for each entry, and applies Transforming JSON using XSLT. Examples: import hudson. Since JSON will be in the form of Key Value pairs it can be easily converted to Java map. import java. We download the CSV file using the DOM method and allow the entires of results to have different number of headers. Now methods are no longer reuseable and one needs to explicitly handle JSONObject. Sample Groovy code to transform a Map into a Json output - map-to-json. Based on the contents of the JSON object, the resulting field is either a string, a map, or an array. With the action written you now need to expose the /products/search endoint by defining the appropriate mapping in the json property is an instance of Groovy's. Groovy has what's called a JsonSlurper. JSON (Whitelist) Authentication. That's why the necessity of JSON validation will arise quite soon if you plan to develop high-quality and error-free applications. Groovy support for Json was added in the 1. JSON can represent two structured types: objects and arrays. The power of the Java/Groovy type system, reflection API, and other goodies may be very handy if you need to make more type-safe code. Also when requesting an input type of time in ST it appears to pass it as a string…its becoming problematic. In this post I’ll cover the rendering of POGOs and Grails domain objects. Notice: Undefined index: HTTP_REFERER in /home/yq2sw6g6/loja. import groovy. Groovy HTTPBuilder - posting JSON with braces not supported? I think if you translate what you've got into nested groovy maps, that you'll get what you want. Programming Groovy 2: Dynamic Productivity for the Java Developer. JSON Slurper in Groovy What is JSON slurper? JSON slurper is a class in groovy and that can be used to parse text or read content into a data structure of lists and maps. One of the advantages of XML is the availability of processing – including XPath – which is defined as a W3C standard. DOMCategory which is a category class which adds GPath style operations to Java’s DOM classes. Excel: Reads from an XLS-file. This builder supports the usual builder syntax made of nested method calls and closures, but also some specific aspects of JSON data structures, such as list of values, etc. This example will demonstrate how to convert a json array to a java ArrayList using jackson JSON parser. Moreover, differential upate, and XPath query. After reviewing the basics of Gson, model annotations and mapping of nested objects, we'll go on to a core feature: mapping of Arrays and Lists. The tutorial will guide you how to use Jackson for converting Java object to Json and vice-versa. It is available so that developers that use older versions of Python can use the latest features available in the json lib. 8 version when a new groovy. How do I convert delimited data to Avro? Hadoop FS writes incomplete files in JSON. In this case, the library only has a couple of dependencies, and the only one not available to ExecuteScript is org. With these methods we create a String representation of a List or Map object. Automating SoapUI using Groovy – A Walk Through. Groovy provides some concise tools for dealing with URLs, streams of data, and JSON. If this Map previously contained a mapping for this key, the old value is replaced by the spe. To create JSON output with Groovy is easy using JsonBuilder and StreamingJsonBuilder. This is specially useful in cases where a bare CAS server is deployed in the cloud without the extra ceremony of a configuration server or an external directory for that matter and the deployer wishes to avoid overriding. Maven users will need to add the following dependency to their pom. 3 changed the type of map that the JsonSlurper returns from the default HashMap to a LazyMap. I have a JSON object, which we assume to be flat (no nesting) and a map. Caught: groovy. This is a way to convert a JSON object to a CSV file using only JavaScript. Figure 2-1 shows the sessions and subsessions used in making a simple JSON to SIP call flow. Unfortunately, there are so many libraries out there that it's very hard to chose one! Note that VERY few JSON libraries have strict adherence to the JSON specification and this can lead to parsing problems between systems. when to prefer one over the other JSON. groovy: Configure max executors in Jenkins: master-executors. JSON-lib is a java library for transforming beans, maps, collections, java arrays and XML to JSON and back again to beans and DynaBeans. The Boon and Groovy 2. Using a SpreadMap we will convert a list of strings into a map. JSON by definition is not doing any type checking, but it is possible to map the JSON data to the Java/Groovy objects to present data inside your application and get access to type information. GORM for MongoDB. The examples shows the basic data-binding capabilities of Jackson's ObjectMapper class. This is a reference implementation. This would be easy if you have a root element; you could then use JObject of json. ArrayList; import java. Please make sure to have a look at the vario. Java JSON Benchmark 1. Groovy is an object-oriented language for the Java platform that intends to enhance developer productivity. Index overlay parsers has pointers (indexes really) to original char buffer. com is a collection of JSON related content, links, and general awesomeness hand selected by the good people of the Web. This is the only WordPress cache plugin that is integrates more than 80% of web performance best practices. This comes out of the box with Groovy and it's extremely easy, just pass a Json through the class constructor. 16 onwards vertx 3 is in use which requires Java 1. DOMCategory which is a category class which adds GPath style operations to Java's DOM classes. With a bit of Groovy code we can. To create JSON output with Groovy is easy using JsonBuilder and StreamingJsonBuilder. Edge's XMLtoJSON policy is probably the wrong choice for anything but trivial XML responses. This is referred to as deserializing. Next, we map state names to the corresponding objects using two global variables, map and states. optInt(String) - Method in class net. JSON-lib is a java library for transforming beans, maps, collections, java arrays and XML to JSON and back again to beans and DynaBeans. To using URL Mapping for creating Grails 3 REST Web Service, firstly generate the controller for existing domain class. A state is a map object that includes a collection of key/value pairs. These days I played Proc Groovy (new in SAS 9. In this case, the library only has a couple of dependencies, and the only one not available to ExecuteScript is org. The following is a working example (try it!) of accessing a Twitter feed using. How to use the DSE Graph Loader to load JSON data. In SAP CPI i am facing some problem with coming mixed xml and json format from source payload and also i have to send multiple contact person details to target IDoc, which are Json format. File convesion from XML to CSV, TSV, or JSON is possible as well as mapping XML Schema to JSON Schema. Using Groovy To Import XML Into MongoDB but this is easily done by calling the constructor that takes a Map. The book gives a broad overview of all the great features we can find in the Groovy language. Create your URL as a groovy URL with all of your fields correctly set (when using JSON make sure you set "format=json" as one of your fields). * import hudson. It is designed to not incur the overhead of creating a map unless needed. Learning Groovy: A guide to learning the popular JVM programming language, Groovy 2. This blog post aims to go through some of those methods and explain. Groovy comes with a module called json to handle various use-cases with JSON. where you convert the object to JSON and then parse it back out as a map. To create this custom function select a row in the message mapping table and in the bottom of the screen under Mapping Expression press the add icon. Although Java still lacks built-in JSON support, Groovy no longer lacks native JSON support as of Groovy 1. Mine is here: C:\Program Files (x86)\Groovy\Groovy-2. Can you please help me in splitting the JSON string elements and adding it to the JSON Array elements. And in your code, the ‘json ’ parameter hasn’t been assigned a value. There are methods for retrieving the first row, the ResultSet of some sql query, directly executing insert/update/delete queries. Principal transformation settings for this feature are available here under the configuration key cas. Sciter › Forums › Script › How to rename the key of JSON ? Tagged: json. Hello, I tried this code in groovy & it is converting to JSON but everytime it is printing header portion. Do not forget to check for latest dependency at maven site. 4 (2015) by Dierk König, Paul King, Guillaume Laforge, Hamlet D'Arcy, Cédric Champeau, Erik Pragt, Jon. it is the Map data structure,. groovy: Configure pipeline shared libraries: config-pipeline-library. parse() to convert it to an array in most newer browsers and eval() in older ones (or $. I wrote previously about parsing JSON in Groovy. JATIN KUMAR has 9 jobs listed on their profile. For this you need to import grails JSON convertor in your code. JSON类进行 json 与Map 互相转换 import org. And you want to skip these null values, you can set this option to NON_NULL. Date and even more horrible java. Find here how to convert XML to JSON in Java. Actions Back to console yane by yane 2 hours ago with tags yane; test map concat by Anonymous 3 hours ago; testing regex by secret 6 hours ago with tags regex. Re: How do i get JSON values from a response in Groovy you can get Json String from Response using below Groovy Script import com. Read the template documentation and play around with it. * def reader = new FileReader('ui. JSON (JavaScript Object Notation)は、軽量のデータ交換フォーマットです。人間にとって読み書きが容易で、マシンにとっても簡単にパースや生成を行なえる形式です。. An Object Mapping implementation for Neo4j Graph Database. Although Java still lacks built-in JSON support, Groovy no longer lacks native JSON support as of Groovy 1. JSONObject @ line 879, column 9. Problem 2: All JSON values (except String ones) are without "", that means they are not following the default for JSON objects (have "" for every json…. This is in contrast to other JSON parsers that represent a null value with a library-provided singleton object. Tested with Jackson 2. Expertise in server-side development with JDBC. It is designed to not incur the overhead of creating a map unless needed. Obtained PostgreSQL database can be optimized at user's discletion. Here is a bit of a Groovy snippet that shows how to parse a JSON document that should help you get started (if you choose to use Groovy). JSON is one of the most popular language-independent formats for data serialization. Examples of Groovy maps: [Tutorial: 'Java, Tutorial: 'Groovy] - Collection of key-value pairs which has Tutorial as the key and their respective values [ : ] Represent an Empty map; Here, is a list of map methods available in Groovy. Ordered_Maps; with Ada. Given the Map of String and object (Map), we would like to convert Map to JSON and vice versa. Finally figured this out after breaking my head over numerous Scala json libraries that are not as performant or reliable as Jackson. A serializer allows to convert a Json string to corresponding Java type and a deserializers allows to convert from Java to a JSON representation. This builder supports the usual builder syntax made of nested method calls and closures, but also some specific aspects of JSON data structures, such as list of values, etc. Its syntax is compatible with Java, and it’s compiled to JVM (Java Virtual Machine) bytecode. Since JSON will be in the form of Key Value pairs it can be easily converted to Java map. This went mostly without any issues which was great. Because CouchDB works with JSON documents, you must follow JSON's name-value format. Maven users will need to add the following dependency to their pom. Hi Guys, I am new to Soap UI and Groovy. If no max value is supplied, it's set to 10. And mapped this DPP in the map shape to the destination profile Array element and the output is as follows : "SecD11" : [ "Xray,A P CAP 250MG" ], ^^ which is an incorrect Array format. 10 Groovy scripts on your finger tips - soapUI Groovy 8 – creating and manipulating Excel file using Groovy script in soapUI DataSource & DataLoop using Groovy in soapUI TestRunner - soapUI project execution from command line CDATA handling in soapUI using Groovy REST API - reading JSON response using soapUI. These cases require some additional mapping to transform the JSON representation to a rectangular data table that we can use for reporting and analytics. groovy: Configure only 1 executor per worker: For each agent, configure # of executors: Configure slack plugin: config-slack. Groovy - keySet() - Obtain a Set of the keys in this Map. Right now I've hard-coded JSON keys to convert it to map. JSON Uses JavaScript Syntax. * def reader = new FileReader('ui. They are faster than Jackson with InputStream, Reader, reading files, byte[], and char[] and String. ReadOnlyPropertyException: Cannot set readonly property: log for class: net. (or JavaScript Object Notation) "A young teenager named Mikey Walsh finds an old treasure map in his.  We use @Grab to get this dependency (and its transitive dependencies), then import the. In this post, we take a look a how retrieve information from JSON responses and parse the JSON format using Groovy and key values in the Katalon Studio. stringify() method. Jenkins dynamic parameters using Extended Choice Parameter Plugin and Groovy import groovy. Groovy - compare two JSON objects (same structure) and return ArrayList containing differences Tag: json , groovy , compare I have two JSON objects of the same structure - an original and one which I want to compare it to. Create two dimensional array JSON JavaScript selected Key Here you will see how to create two dimensional array JSON JavaScript selected “ric”: “ADAG. Sample Groovy code to transform a Map into a Json output - map-to-json. Closed; Activity. parse to parse your returned text into a JSON object. GORM for Neo4j. Next, we map state names to the corresponding objects using two global variables, map and states. Note: Refer How to convert java object to json string using Gson APIs? page for dependent libraries. jar at C:/json/ java-json. Adding items to a JSON object. This happens with JsonBuilder as well. Learning Groovy: A guide to learning the popular JVM programming language, Groovy 2. Gson can work with arbitrary Java objects including pre-existing objects that you do not have source-code of. Boon and Groovy JSON Parser). Lots of development work revolves around payload transformation, so this is important to know. Moreover, differential upate, and XPath query. It's free to sign up and bid on jobs. Grails framework provides you very efficient way to achieve this. IMHO since ST says it should be passing a map, they should just convert the JSON object into a map and pass it to the method which will avoid this issue in the first place. I'm trying to take a very simple map of objects and produce a list of objects like so. I need to send an object of the nested type as a script parameter to append to the list How can I append the json (a stri…. Care must be used if putting parsed maps into a long term cache as members of map maybe index overlay objects pointing to original buffer. Groovy collectEntries iterates over a collection and return a Map based on the manipulations. Introduction. With these methods we create a String representation of a List or Map object. json') def ui = new JsonSlurper(). If you're new to Groovy, the blog post shows a lot of detail. If you click "Upload", JSON will be stored on the server and you can download generated file by clicking "Download" button or access it via ajax-request by URL that will be copied to clipboard after clicking "Copy URL" button. I added mine to a baseObject which in your case. The return keyword can be left out, by default Groovy returns the last expression of the method, top level parentheses can be left out, the public keyword can be left out, it is the default in Groovy. One of the advantages of XML is the availability of processing – including XPath – which is defined as a W3C standard. Learning how to convert Java objects into JSON and JSON into Java will help you a lot in your work as a full stack mobile app developer. Let's start by understanding what is a JSON based API. Welcome back to another blog post in our Gson series. Groovy Goodness. After reading the example, I encapsulate it. Convert this object to JSON string using JSON. In addition to XML, Log4j can be configured using JSON. Map and list record fields are mapped to Groovy maps and lists, respectively. json_prolog can load the init. If this Map previously contained a mapping for this key, the old value is replaced by the spe. Tested with Jackson 2. JsonSlurper also provides a couple of JsonSlurper. Unbounded; with Ada. These cases require some additional mapping to transform the JSON representation to a rectangular data table that we can use for reporting and analytics. JSON by definition is not doing any type checking, but it is possible to map the JSON data to the Java/Groovy objects to present data inside your application and get access to type information. To learn more about this topic, please review this guide. it is the Map data structure,. JSON-lib is a Java library, based on the work by Douglas Crockford, capable of transforming beans, maps, collections, java arrays and XML to JSON and back again to beans and DynaBeans. Groovy now has the fastest JSON parser on the JVM. If this Map previously contained a mapping for this key, the old value is replaced by the spe. Stack Exchange Network. Each key represents the name of a plugin and the key/value pairs associated with it are its attributes. Getting started with groovy; AST Transformations; Closure Memoize Methods; Closures; Collection Operators; Currying; Domain Specific Languages; Groovy code golfing; Groovy Truth (true-ness) JSON; Parse a json file; Parse a json string; Pretty-print a json string; Write a json to a file; Write a json to string; Memoized Functions. pl file of a ros package at startup. Here is an example code. It uses a lightweight JSON format. groovy: Configure pipeline shared libraries: config-pipeline-library. Here is the example to convert map to json string:. It's free to sign up and bid on jobs. 8 version when a new groovy. We can introduce Groovy into our Java projects at grassroots level. Hello, I tried this code in groovy & it is converting to JSON but everytime it is printing header portion. This tutorial is part of the ongoing web services tutorial series. Mapping to POJOs couldn’t be easier! Since MongoDB uses BSON, a binary form of JSON, to store its documents, a JSON mapper is a perfect mechanism for mapping Java objects to MongoDB documents. • Java Boon - Benchmarks • Boon comes with a fast JSON parser. I've been working with Guillaume Laforge on a new version of the Groovy JsonSlurper. This policy is based on the amazing JOLT library. It is easy for humans to read and write. Grails; Convert a generic projection resultSet in a JSON list of maps A few time ago We had had to send a concrete projection (one column) from one entity's model to the connected view in a grails web applicaton for achieve autocompleted controls in the web form. Re: How do i get JSON values from a response in Groovy you can get Json String from Response using below Groovy Script import com. I would at least use a template for the json card data, maybe a template for the full HTML site as well. grails 使用grails. An Object Mapping implementation for Neo4j Graph Database. Groovy Code Samples Put a name-value pair in the user data map and then get it by the same key: groovy. Well here's how to do it as requested: [code]// initial data var books = { "History": [ {"Number": "AD-3424"}, {"Number": ";AD-3424"} ] }; // changing the. First we use the default generator and then we create our own to customize the JSON output:. When I write the test framework based on httpclient, I use groovy script as the script language of the test case. import groovy. Do not forget to check for latest dependency at maven site. Index overlay parsers has pointers (indexes really) to original char buffer. 4 (2015) by Dierk König, Paul King, Guillaume Laforge, Hamlet D'Arcy, Cédric Champeau, Erik Pragt, Jon. Using Groovy to access the API and parse the JSON results. In his article on JSON serialization benchmarks, Hightower. JSON tutorial for beginners and professionals provides deep knowledge of JSON technology. How do I convert delimited data to Avro? Hadoop FS writes incomplete files in JSON. parse() to convert it to an array in most newer browsers and eval() in older ones (or $. - PrettyPrinter. The book gives a broad overview of all the great features we can find in the Groovy language. that means it is really very… Pengenalan json. Spring MVC + JSON = 406 Not Acceptable + characteristics not acceptable according to the request “accept” headers Posted on December 1, 2015 Updated on January 3, 2018. json-jackson. In this tutorial, I’ll show you how to write JSON data to a file using JSON. jQuery Forum. How to Parse a JSON Response Using Groovy (Examples!) This code can be copied directly into a Groovy Script test step and run to demonstrate a few ways to get data from a JSON REST response:. Using Closures with Maps. Sending JSON data to Solr - Unable to index any fields in Solr 6. 4) Write the groovy script in the mule flow as :. a subset of the JavaScript object notation syntax data stored in name/value pairs records separated by commas field names & strings are wrapped by double quotes YAML. Recursivey Parsing JSON String to HashMap Json String can contain JsonArray, JsonObject etc. Both Service , Response is success. By adding facilities like easy casting and find()/findAll() for quickly turning raw Strings into real data, you can program some fairly complex questions. Please make sure to have a look at the vario. Oleg Nenashev added a comment - 2016-08-23 15:05 Pipeline plugin saves the context after each operation in order to be tolerant against Jenkins restarts. JsonSlurper gives reversed Map. 3 JSON parser are faster than Jackson. configurationFile which can be used to directly feed a collection of properties to CAS in form of a file or classpath resource.  In the example I covered there, we checked to. An Object Mapping implementation for Neo4j Graph Database. Whenever a value in JSON is null, JsonSlurper supplements it with the Groovy null value. It also includes the capability to convert between JSON and XML, HTTP headers, Cookies, and CDL. To do that in Groovy, we'll use the eachWithIndex method with entry and index variables:. And mapped this DPP in the map shape to the destination profile Array element and the output is as follows : "SecD11" : [ "Xray,A P CAP 250MG" ], ^^ which is an incorrect Array format. It's very simple and easy way to transform and share JSON to YAML data Best and Secure JSON to YAML works well in Windows, Mac, Linux, Chrome, Firefox, Safari and Edge. data Let’s say you have a boolean value you want to retrieve. A builder for creating JSON payloads. JsonSlurper This has the same interface as the original JsonSlurper written for version 1. I also touched upon in brief about Groovy here. JSON (Java Script Object Notation) is a lightweight data interchange format that is now being used as a profound and efficient way of gathering, collecting or sharing data among applications and interfaces. This recipe will list some ways to validate your JSON input with the help of Groovy. import groovy. Groovy - compare two JSON objects (same structure) and return ArrayList containing differences Tag: json , groovy , compare I have two JSON objects of the same structure - an original and one which I want to compare it to. groovy: Configure only 1 executor per worker: For each agent, configure # of executors: Configure slack plugin: config-slack. In other words we can say that it converts the json string into list and maps, which can be used effectivly in the code. When I write the test framework based on httpclient, I use groovy script as the script language of the test case. Groovy JSON support and the Boon JSON parser are up to 3x to 5x faster than Jackson at parsing JSON from String and char[], and 2x to 4x faster at parsing byte[]. The elements in a Map collection are ac. Json to Classes I work a lot with Web Services with Json responses so inevitably I have had to map responses to Groovy classes. In the following code snippet we turn the String value [abc, 123, Groovy rocks!] to a List with three items:. An Object Mapping implementation for Neo4j Graph Database. I am using Jenkins Active Choice Parameter to read value from a JSON file via groovy script. 4 was the last major release under Pivotal Software's sponsorship which ended in March 2015. When I write the test framework based on httpclient, I use groovy script as the script language of the test case. I hope this integration process bring how to use the REST API and help in any new integration with Salesforce system. Step 1 - Download the JSON Jar File. JATIN KUMAR has 9 jobs listed on their profile. JsonOutput Class responsible for the actual String serialization of the possible values of a JSON structure. This is a pretty useless example but it shows the way to implement custom retrieval functions. Create Grails 3 REST Web Service from URL Mapping. no 943 is an integer in seconds, but i have another time value that is formatted as 00:16:30 that I would like to be recognized as time. Describes your existing data format(s). Steve Prentice added a comment - 2017-03-31 17:51 - edited Posting this here as I recently had to work around this issue: @NonCPS def parseJson(jsonString) { // Would like to use readJSON step, but it requires a context, even for parsing just text. Update: The new Groovy JSON parser based on Boon JSON parser is 20x faster than the previous Groovy JSON parser circa Groovy 2. Please make sure to have a look at the vario. Elements in the CF Account dimension comprose account hierarchies in the financial statement for cash flow. I've been working with Guillaume Laforge on a new version of the Groovy JsonSlurper. As a result, normal Groovy classes are not supported. groovy is to enhance the java platform, the only scripting language, its syntax is more Plus simple, can rapidly develop. Working from the JSON structure returned by Rotten Tomatoes, the result is something like this: Example 8. Some APIs use JSON format for payloads, while some others use XML, or support both. I don't use anything fancy, just a couple lines of Groovy code to do that. 3, "How to create a simple Scala object from a JSON String. Groovy extends the Map API in Java to provide methods for operations such as filtering, searching and sorting. For example, String in Java also map to string in JSON, java. In the above code, we have a method that receives a JSON String and returns an Account object, which can be any Groovy Object. Spring MVC + JSON = 406 Not Acceptable + characteristics not acceptable according to the request “accept” headers Posted on December 1, 2015 Updated on January 3, 2018. Given the cool UI and data provenance features of NiFi, performing complex JSON-to-JSON conversion should be really simple, and once NIFI-361 is implemented it will be. How to use JSON Objects on browser is out of scope. This article will give an introduction to Jayway JsonPath, a Java implementation of the JSONPath specification. The simple format of the example CSV file. I have my request setup within test properties and each time the test case is ran a new email address and postal address should be created in order to create unique users. Create an Object with this values in map chain to return new array Next step deep copy the array of object to new object. EnvVars import groovy. Most of the popular API and data services use the JSON data format, so we'll learn how it's used to serialize interesting information, and how to use the jq to parse it at the command-line. Hello I will show you how do you serialize JSON Objects with Jackson Serializer. JSONObject Get an optional int value associated with a key, or the default if there is no such key or if the value is not a. April 3, 2014 JSON to CSV using JavaScript. It uses a lightweight JSON format. JsonBuilder import groovy. Principal transformation settings for this feature are available here under the configuration key cas. Edge's XMLtoJSON policy is probably the wrong choice for anything but trivial XML responses. The book gives a broad overview of all the great features we can find in the Groovy language. stringify() function:. They are faster than Jackson with InputStream, Reader, reading files, byte[], and char[] and String. Java has in-built support for DOM processing of XML using classes representing the various parts of XML documents, e. JSON provides data to its corresponding calling function in key, value pairs. Principal transformation settings for this feature are available here under the configuration key cas. When parsing a JSON file, or an XML file for that matter, you have two options. How to Parse a JSON Response Using Groovy (Examples!) This code can be copied directly into a Groovy Script test step and run to demonstrate a few ways to get data from a JSON REST response:. There are methods for retrieving the first row, the ResultSet of some sql query, directly executing insert/update/delete queries. Listing 3 shows how:. When the Groovy SDK is removed, IntelliJ IDEA displays a popup suggesting to add the Groovy SDK. This policy is based on the amazing JOLT library. Password encoding settings for this feature are available here under the configuration key cas. A simple way to pretty print nested lists and maps in Groovy. 4 was the last major release under Pivotal Software's sponsorship which ended in March 2015. We download the CSV file using the DOM method and allow the entires of results to have different number of headers. JSON Overview Because there are numerous good introductions to JSON, I attempt to keep my overview of JSON in this post to the bare minimum to support my examples of using JSON with Groovy 1. This is a short recipe, Recipe 15. See how to transform an incoming JSON payload into a Java object. I've been playing around with the JSON export/import functionality. In SAP CPI i am facing some problem with coming mixed xml and json format from source payload and also i have to send multiple contact person details to target IDoc, which are Json format. But what if your JSON data isn't so simple? JSON can represent information in nested structures that can be many layers deep. JsonSlurper parses the given json document into a data structure of lists and maps. Whenever a value in JSON is null, JsonSlurper supplements it with the Groovy null value.