From your Setup, in quick find box search for “Platform Events” then click on “New Platform Event” then just like your Custom Object enter the label and API name for your Platform Event. Once completed then add any Custom Fields you want.
Full Answer
What are the different platforms in Salesforce?
With that, here are the tools you can use to build apps on Lightning Platform:
- Salesforce Environments. A secure and isolated development environment for developers and admins to test ideas, accelerate app development, and customize the platform. ...
- Heroku. It lets you extend Salesforce by building engaging experiences through custom apps. ...
- mySalesforce. ...
- myEinstein. ...
- Salesforce App Cloud. ...
How to subscribe to Salesforce platform event?
Subscribe Channel Listener. Step 1: Add Salesforce Subscribe channel listener and configure as shown below: Step 2: Log the actual platform event which will be in the Object format like below: The sample event would look like: Step 3: Now add Transform message to extract the event message that is encapsulated in the above Object.
How to create your first app in Salesforce?
- To create application in lightning, Click File | New | Lightning Application.
- Enter the name, and click Ok. E.g. appName.app resource. You may set name accordingly.
- Now use c:helloWorld to refer the component helloWorld.cmp using the default namespace c. If your organization has a registered namespace, you can use it to reference. ...
What is a platform event?
Platform events are the event messages that your apps send and receive. They simplify the process of communicating changes and responding to them without requiring you to write complex logic. Publishers and subscribers communicate with each other through platform events. One or more subscribers can listen to the same event and carry out actions.
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How do I use platform events in Salesforce?
Define a Platform EventFrom Setup, enter Platform Events in the Quick Find box, then select Platform Events.On the Platform Events page, click New Platform Event.Create a Notification platform event with the following settings: Label: Notification. Plural Label: Notifications. Object Name: Notification. ... Click Save.
How do I access platform event records in Salesforce?
View Event Subscribers From Setup, enter Platform Events in the Quick Find box, then select Platform Events. Click your event's name. On the event's definition page, the Subscriptions related list shows all the active triggers, processes, and platform event–triggered flows that are subscribed to the platform event.
How does a platform event work?
Platform Event is based on Event-Driven Architecture which enable apps to communicate inside and outside of Salesforce. Platform events are based on the publish/subscribe model and work directly with a message bus which handles the queue of incoming events and processes listening for them.
How do you trigger a platform event?
After an event message is published, the after insert trigger is fired. To create a platform event trigger, use the Developer Console. Click the Setup icon, select Developer Console, and click File | New | Apex Trigger. Provide a name and choose your event for the sObject, and click Submit.
Can we query platform events?
For platform events, you can query usage data for these metrics. The first value is the metric name value that you supply in the query. For change data capture events, you can query usage data for these metrics. The first value is the metric name value that you supply in the query.
What is a platform event message in Salesforce?
A platform event is a special kind of Salesforce entity, similar in many ways to an sObject. An event message is an instance of a platform event, similar to how a record is an instance of a custom object. Unlike custom objects, you can't update or delete event records.
How do I know if a platform event is published in Salesforce?
To get notified of the status of event publish operations, enable status events on your high-volume platform event. Then subscribe to the PublishStatusEvent standard platform event with Apex triggers or CometD clients.
How do I publish a platform event in Salesforce?
Publish Platform Event with Flow Navigate to Setup > Process Automation > Flows select New Flow and then Record-Triggered Flow . Use the Freeform to create the new Flow. Select Opportunity as Object and define A record is created as the trigger before we continue. Create a Salesforce Flow to publish a Platform Event.
What are some characteristics of a platform event message?
Q4)What are some characteristics of a platform event message? I)It is similar to a Salesforce object record, it is not viewable in the user interface, and it can't be edited or deleted. II)It is an object, it can't be edited or deleted, and it is viewable in the user interface.
How do I call Apex platform event?
To publish event messages, call the EventBus. publish method. For example, if you defined a custom platform event called Low Ink , reference this event type as Low_Ink__e . Next, create instances of this event, and then pass them to the Apex method.
How do you test a platform event?
Add Apex tests to test platform event subscribers. Before you can package or deploy Apex code, including triggers, to production, it must have tests and sufficient code coverage....Testing Your Platform Event in ApexEvent and Event Bus Properties in Test Context. ... Deliver Test Event Messages. ... Test Retried Event Messages.
Are platform events synchronous or asynchronous?
asynchronouslyAlthough platform event triggers run asynchronously, they're short-lived processes that execute in batches rather quickly. Because a platform event trigger runs in a separate transaction from the one that fired it, governor limits are reset, and the trigger gets its own set of limits.
What is platform event in Salesforce?
Platform events enable the flow of event messages within Salesforce and to or from external apps. Apps on the Salesforce platform use an Apex method to publish events and an Apex trigger or the empApi Lightning component to consume events. As an alternative to code, you can publish events with declarative tools, such as Process Builder and Flow Builder. External apps publish events using the sObject API and consume events using CometD. As you can see, there is a lot of flexibility in how you choose to use Platform Events!
What is platform event?
Platform events are similar to generic events but offer more powerful customization. With platform events, you can publish any custom data. You define the schema of event data at a granular level as typed fields. Also, you can use platform events in native Salesforce platform apps and external apps alike.
What is a trigger in Salesforce?
The external system publishes a platform event to alert Salesforce to the merchandise return. An event listener (a trigger) in Salesforce receives the event and performs some actions. For example, the trigger might alert the sales representative to the return, and send a confirmation email to the customer.
What happens when an opportunity closes in Salesforce?
When an opportunity closes in Salesforce, your company has won a deal with a customer. Let’s say you use vendors to ship products associated with an opportunity. Each vendor has an external app that processes shipment orders. The external app listens to platform events. When an opportunity closes, a trigger, which is part of a product order app in Salesforce, fires and publishes a platform event message. Each vendor app is notified of the event and creates a shipment order for a specific product.
What is an event in business?
Event. A change in state that is meaningful in a business process. For example, placement of a purchase order is a meaningful event, because the order fulfillment center expects to receive a notification before processing an order. Event message. A message that contains data about the event.
What is event based communication?
Event-based communication takes place in real-time—or, more accurately, in near-real time. Radio waves travel at the speed of light, but event-based software and hardware systems typically have some latencies.
Can consumers receive and react to the same events?
Any number of consumers can receive and react to the same events. When an event occurs, systems obtain this information and can react to it in near-real time. Systems that send events and others that receive the events don’t have dependencies on each other, except for the semantics of the message content.
Types of Platform Events
- 1. Standard PE
These are the predefined events provided by Salesforce itself. Some examples of Standard PE are: 1. AssetTokenEvent: Monitors OAuth 2.0 authentication activity. 2. BatchApexErrorEvent: Reports error encountered in batch apexjobs.
Publishing Platform Events
- Below are several ways to publish a platform event after defining the same: 1. Publish Event Messages with Flows 2. Publish Event Messages with Processes 3. Publish Event Messages with Apex 4. Publish Event Messages via APIs Below is the code snippet to publish platform event with Apex:
Subscribing Platform Events
- Below are the several ways to receive the platform event: 1. Subscribe to Platform Event Messages with Flows 2. Subscribe to Platform Event Messages with Processes 3. Subscribe to Platform Event Notifications with Apex Triggers 4. Subscribe to Platform Event Notifications in a Lightning Component 5. Subscribe to Platform Event Notifications with CometD(Workbench)
Conclusion
- We hope you find this post helpful and will guide you to define, publish, and subscribe to platform events. To know more, don’t hesitate to connect with us. Emizentech, a Salesforce development company, is always there to serve you the best.