Step 1: Install Prerequisites

1. Install prerequisites:
   • Java 11 (see Java SE 11 Archive Downloads)
   • Apache Maven (see Installing Apache Maven)
2. The Java example uses a custom platform event, CarMaintenance. Define this event.
   1. From Setup, in the Quick Find box, enter Platform Events, and then select Platform Events.
   2. On the Platform Events page, click New Platform Event.
   3. Complete the standard fields, and for the description, enter Example event for the genericpubsub client.
   4. Save your work.
   5. To add a field, in the Custom Fields & Relationships related list, click New.
   6. Follow the custom field wizard to set up these fields.
      1. Field label: Cost, field type: Number(18,0)
      2. Field label: Mileage, field type: Number(18,0)
      3. Field label: WorkDescription, field type: Text(200)