public void setArn(String arn) {
        this.arn = arn;
    }
<p>
This property corresponds to the content of the same name for the <i>AWS CloudFormation <a
href="https://docs.aws.amazon.com/goto/WebAPI/cloudformation-2010-05-15/RollbackTrigger">RollbackTrigger</a> </i>
Data Type.
</p>

@param arn
       This property corresponds to the content of the same name for the <i>AWS CloudFormation <a
       href="https://docs.aws.amazon.com/goto/WebAPI/cloudformation-2010-05-15/RollbackTrigger"
       >RollbackTrigger</a> </i> Data Type.
aws-java-sdk-serverlessapplicationrepository/src/main/java/com/amazonaws/services/serverlessapplicationrepository/model/RollbackTrigger.java