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What are apex imperative methods?
Call Apex Methods Imperatively
- To call a method that isn’t annotated with cacheable=true , which includes any method that inserts, updates, or deletes data.
- To control when the invocation occurs.
- To work with objects that aren’t supported by User Interface API, like Task and Event.
How do you call a method from another method in Java?
Example: public class CallingMethodsInSameClass { // Method definition performing a Call to another Method public static void main(String[] args) { Method1(); // Method being called. Method2(); // Method being called. } // Method definition to call in another Method public static void Method1() { System. out.
When do you need to call APEX methods imperatively?
In the following scenarios, you must call an Apex method imperatively as opposed to using @wire. To call a method that isn’t annotated with cacheable=true, which includes any method that inserts, updates, or deletes data. To control when the invocation occurs. To work with objects that aren’t supported by User Interface API, like Task and Event.
How to call APEX method in LWC wire service?
This is enough to Call Apex Method Imperatively in LWC. It is not mandatory to make the AuraEnabled method cacheable to call it imperatively. This is how we can Call Apex Method Using Wire Service and Imperatively in LWC LWC (Lightning Web Components).
What happens when you call a method imperatively?
To control when the method invocation occurs (for example, in response to clicking a button), call the method imperatively. When you call a method imperatively, you receive only a single response. Compare this behavior with @wire, which delegates control to the framework and results in a stream of values being provisioned.
Which is better wire method or imperative method?
Wire methods take care of the entire life cycle of an attribute when it changes, including fetching calling the method, updating the attribute, and and refreshing the UI, all in often a single line of code (or just a few for custom error handling). While you could do all this imperatively, it would require significant amounts of code.