REST – Retrieve Example

REST CRUD (Create, Read, Update and Delete) Operations:

Initial Setup:

Download the Latest SDK.

For CRUD Operations, get the following Script files from the path

SDK\SampleCode\JS\RESTEndpoint\JavaScriptRESTDataOperations\JavaScriptRESTDataOperations\Scripts

Create two JScript Web Resources

Create a JScript Web Resource for CRUD Operations,

Retrieve Example:

Syntax: SDK.REST.retrieveRecord(id, type, select, expand, successCallback, errorCallback) 

Name	Type	Description
id	String	A String representing the GUID value for the record to retrieve.
type	String	The Schema Name of the Entity type record to retrieve.
select	String	A String representing the $select OData System Query Option to control which attributes will be returned. This is a comma separated list of Attribute names that are valid for retrieve. If null all properties for the record will be returned
expand	String	A String representing the $expand OData System Query Option value to control which related records are also returned. This is a comma separated list of up to 6 entity relationship names If null no expanded related records will be returned.
successCallback	Function	The function that will be passed through and be called by a successful response. This function must accept the returned record as a parameter.
errorCallback	Function	The function that will be passed through and be called by a failed response. This function must accept an Error object as a parameter.

 Task:Get the Contact details based on Contact Guid using Retrieve Method

Solution: Add the below Script in “new_sdkOperations” Webresource for Retrieving Contact details based on “ContactId”,

function retrieveContact(ContactId) {
SDK.REST.retrieveRecord(ContactId, "Contact", null, null, getDetails, errorHandler);
}

function getDetails(contact) {
alert("Full Name : "+ contact.FullName + "\n" +
"Company Name : " + contact.ParentCustomerId.Name + "\n" +
"Guid : " + contact.ContactId +"\n" +
"Preferred Method of Contact : " + contact.PreferredContactMethodCode.Value +"\n" +
"Bulk Email : " + contact.DoNotBulkEMail +"\n"+
"Birthday : " + contact.BirthDate
);
}

function errorHandler(error) {
alert(error.message);
}

Save and Publish the Web Resource “new_sdkOperations”.

Add the 3 Web Resources in Contact Entity as follows,

Add OnLoad event, Library: new_sdkOperations &function retrieveContact

Pass the Existing Contact Guid as a Parameter to test the function,

Save and Publish the entity. Open any record to get the below alert.

Please provide your valuable comments on this article.

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