APEX REST callouts are a powerful feature in Salesforce that allows developers to integrate external systems and data sources with their Salesforce orgs. With APEX REST callouts, you can make HTTP requests to external APIs and retrieve data in real time, which can be used to update records, trigger workflows, and perform other actions in your Salesforce org.
APEX REST callouts use the HTTP protocol to communicate with external systems, and they can be used to interact with a wide range of data sources, including REST APIs and custom web services. To make an APEX REST callout, you’ll need to write a class that encapsulates the HTTP request and response logic and then call that class from your main APEX code.
One of the key benefits of APEX REST callouts is that they allow you to retrieve data in real time, which can be useful for building dynamic, interactive applications. APEX REST callouts also offer greater flexibility and customization than other integration options in Salesforce, such as the Apex Data Loader or the Salesforce Connect feature.
However, it’s important to keep in mind that APEX REST callouts can introduce security risks if not implemented properly. For example, if you’re making a callout to an external API that requires authentication, you’ll need to ensure that you’re handling the authentication credentials securely and not exposing them to potential attackers.
Additionally, APEX REST callouts can also impact performance if not optimized correctly. To optimize your callouts, you can use techniques such as caching, batching, and asynchronous processing to reduce the number of API calls and improve response times.
Overall, APEX REST callouts are a powerful tool for integrating external systems and data sources with your Salesforce org. By understanding the basics of APEX REST callouts and following best practices for implementation, you can build robust, scalable integrations that enhance the functionality of your Salesforce org.
In this video, we’ll walk you through the basics of APEX REST callouts and show you how to use them in your own projects.
First, we’ll cover the process of creating an APEX REST callout. We’ll cover the different components you’ll need to create, such as the HTTP request, the response parser, and the error-handling logic. We’ll also show you how to create Remote Site Settings, which enable one to connect to specific endpoints. Creating unit tests and mocks for your callout responses will also be covered.
By the end of this video, you’ll have a comprehensive understanding of APEX REST callouts and how to use them effectively in your Salesforce projects. Whether you’re a beginner or an experienced developer, this video is a must-watch for anyone looking to improve their skills with APEX REST callouts.
00:51 Explanation of makeGETCallout method in APEX
02:05 Authorize Endpoint in Remote Site Settings
02:22 Call our GET Callout Method in Execute Anonymous Code Window
02:49 Explanation of makePOSTCallout method in APEX
03:43 Call our POST Callout Method in Execute Anonymous Code Window
04:06 Creating Unit Tests for APEX Code doing REST Callouts
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