What Is @AuraEnabled In Salesforce?

Why do we use @AuraEnabled annotation?

The AuraEnabled annotation enables Lightning components to access Apex methods and properties.

The AuraEnabled annotation is overloaded and is used for two separate and distinct purposes.

Use @AuraEnabled on Apex class static methods to make them accessible as remote controller actions in your Lightning components..

What is AuraEnabled?

The AuraEnabled annotation enables Lightning components to access Apex methods and properties. The AuraEnabled annotation is overloaded, and is used for two separate and distinct purposes. Use @AuraEnabled on Apex class static methods to make them accessible as remote controller actions in your Lightning components.

What does deprecated mean in Salesforce?

Sometimes, after updating to a new version of ADvendio, you might notice fields, buttons, or objects marked as “(deprecated)”. This indicates that the component is not in use anymore by the ADvendio package.

What is a difference between system log and debug log?

debug log contains all the debug statements and program execution related to the user for which the debug is granted. System log contains all the system related information, anonymous apex execution.

What is $a in Salesforce lightning?

Yes, $A is how you gain access to the underlying Aura framework, such as enqueuing actions, getting application events, managing the Aura rendering life cycle, and various utility methods. You can view the available methods using AuraDocs, located on your server at /auradocs/reference. app.

Why do we use slots in LWC?

Slots in LWC are useful to make Lightning Web Component reusable and more flexible. … It is also used to create a template in Lightning Web Component where we can create dynamic sections where the markup can be populated dynamically.

How do you call Apex LWC?

Wire a property : There are two way to call apex method as wire property:Apex Wire Method to Property Syntax : import { LightningElement, wire } from ‘lwc’; … Apex Wire Method to Property with Parameters Syntax : import apexMethod from ‘@salesforce/apex/Namespace.Classname.apexMethod’;

What is an aura component?

Components are the functional units of Aura, which encapsulate modular and reusable sections of UI. They can contain other components or HTML markup. The public parts of a component are its attributes and events. Aura provides out-of-the-box components in the aura and ui namespaces.

How do I run a future method in Salesforce?

Future method syntaxUse @future annotation before the method declaration.Future methods must be static methods, and can only return a void type.The specified parameters must be primitive data types, arrays of primitive data types, or collections of primitive data types.More items…•

What are the different annotations in Salesforce and tell me with examples?

Salesforce Annotations. An apex annotation modifies the way a method or class is used similar to annotations in Java. Annotations are defined with an initial @ symbol, followed by the appropriate keyword. To add an annotation to a method, specify it immediately before the method or class definition.

What is doInit function in lightning?

### Code Highlights: The controller has a single function called doInit. This is the function the component calls when it is initialized.

How do you call an Invocable method in Test class?

You’d write it the same as any other test class. Set up the required data, execute the method and then verify the results. The invocable aspect is just an annotation that makes it available to particular areas of the Salesforce platform, you can still call it directly.

What are the governor limits in Salesforce?

Here is list of important governor limits in salesforceTotal number of SOQL queries issued : 200.Total number of SOSL queries issued : 20.Total number of DML statements issued : 150.Total number of records retrieved by SOQL queries : 50,000.Total number of records processed as a result of DML statements : 10,000.

Why do we use a enqueueAction action?

enqueueAction(action) sends the request the server. More precisely, it adds the call to the queue of asynchronous server calls. That queue is an optimization feature of Lightning.

Why AuraEnabled methods are static?

Use @AuraEnabled on Apex class static methods to make them accessible as remote controller actions in your Lightning components. Use @AuraEnabled on Apex instance methods and properties to make them serializable when an instance of the class is returned as data from a server-side action.

What is @AuraEnabled in controller class?

The @AuraEnabled annotation enables client- and server-side access to an Apex controller method. Providing this annotation makes your methods available to your Lightning components (both Lightning web components and Aura components).

Can we call Apex class from flow?

Flow Builder comes with a lot of functionality, but sometimes your flow needs to do more than the default elements allow. In that case, call an Apex class from your flow by using an Apex action.

What is @AuraEnabled cacheable true?

To improve runtime performance, set @AuraEnabled(cacheable=true) to cache the method results on the client. To set cacheable=true, a method must only get data. It can’t mutate data. If the cached data is stale, the framework retrieves the latest data from the server. …

What is a enqueueAction action?

enqueueAction(action) adds the server-side controller action to the queue of actions to be executed. All actions that are enqueued will run at the end of the event loop.

What is Invocable method in Salesforce?

Invocable methods are called with REST API and used to invoke a single Apex method. Invocable methods have dynamic input and output values and support describe calls. The following code sample shows an invocable method with primitive data types.

What is Aura lightning?

Lightning Aura Component. The Lightning Component framework is a UI framework for developing web apps for mobile and desktop devices. It’s a modern framework for building single-page applications with dynamic, responsive user interfaces for Lightning Platform apps.