- TIBCO BusinessEvents®
- Standard
- Event

# Event.getByExtIdByUri()

## Signature

`SimpleEvent getByExtIdByUri (String extId, String uri)`

## Domain

ACTION, BUI

## Description

Returns the SimpleEvent existing in Working Memory using `extId` as the external ID.

## Parameters

Name | Type | Description
--- | --- | ---
`extId` | `String` | The external ID.
`uri` | `String` | URI of the event

## Returns

Type | Description
--- | ---
`SimpleEvent` | The SimpleEvent with the external ID as `extId`. Returns `null` if no such SimpleEvent exists in Working Memory.

## Cautions

none