What is an apex helper class?

What is an apex helper class?

Your Helper Class is an Apex Class only, by using inside the helper class create a method which can be used by different trigger or different trigger event. You just need to pass the your trigger.

Why do we need helper class in Salesforce?

It is used to provide a better way of writing complex logic that’s required for trigger code and also avoid creating more than one trigger per object. Using the Apex Trigger handler, you can also create helper classes and call those helper classes in handler class.

What is helper in Salesforce?

Helper functions are local to a component, improve code reuse, and move the heavy lifting of JavaScript logic away from the client-side controller, where possible. A helper function can be called from any JavaScript code in a component’s bundle, such as from a client-side controller or renderer.

How to use the helper class in Salesforce apex trigger?

Your Helper Class is an Apex Class only, by using inside the helper class create a method which can be used by different trigger or different trigger event. You just need to pass the your trigger. new or trigger.old value in the method parameter. For Example, here same method is getting called for different trigger events.

Do you need to define properties in apex?

Properties cannot be defined on interface. Properties provide storage for values directly. You do not need to create supporting members for storing values. It is possible to create automatic properties in Apex. For more information, see Using Automatic Properties. Properties do not require additional code in their get or set accessor code blocks.

How to access apex class properties in Lightning component?

Providing this annotation makes your methods and properties available to your Lightning components. In this controller we have a single method which return type is class type . In our test component we have a aura:attribute which type is class Type. On the component initialize call initClass () method and set return value in aura:attribute.

How does the get accessor work in apex?

The following code segment calls the BasicProperty class, exercising the get and set accessors: The body of the get accessor is similar to that of a method. It must return a value of the property type. Executing the get accessor is the same as reading the value of the variable. The get accessor must end in a return statement.