public void setLambdaArn(String lambdaArn) {
        this.lambdaArn = lambdaArn;
    }
<p>
The Amazon Resource Name (ARN) of the function that you want to assign to your Lambda trigger.
</p>

@param lambdaArn
       The Amazon Resource Name (ARN) of the function that you want to assign to your Lambda trigger.
aws-java-sdk-cognitoidp/src/main/java/com/amazonaws/services/cognitoidp/model/CustomEmailLambdaVersionConfigType.java