Platform Events

Platform Events

 

 

Integration from Salesforce to External client

 

Publishing:

1.       Create a record in platform event object ( newPEvent__e) using the following:

a.       Process (Process Builder)

b.       Flows

c.       Apex

                                                                           i.      Ex:

newPEvent__e  ne = new Low_Ink__e(field__c='XZO-5');

EventBus.publish(ne);

                Subscribe:

1.       External system subscribes, and listens to the latest event records.

a.       Use CometD to subscribe to platform events.

b.       We can also use EMP Connector

Integration from External client to Salesforce

Publishing:

1. Create a record in platform event object ( newPEvent__e) using api from any of the external client.

d.       APIs

                                                                           i.      Ex:

                                                                         ii.      Use /services/data/v46.0/sobjects/newPEvent__e/ endpoint

                                                                       iii.      Request body

{

   " field__c " : "something"

}

 

 

                Subscribe:

2.       Salesforce subscribes, and listens to the latest event records.

a.       Process.

b.       Flows

c.       Triggers

d.       Lightning Components 

 

Helpful docs I got online:

https://docs.cometd.org/

https://hexaware.com/blogs/learn-about-platform-events-event-driven-messaging-capability-for-salesforce-integrations/

https://trailhead.salesforce.com/en/content/learn/modules/platform_events_basics/platform_events_define_publish

https://developer.salesforce.com/docs/atlas.en-us.platform_events.meta/platform_events/platform_events_subscribe_cometd.htm