public NeptuneSettings withServiceAccessRoleArn(String serviceAccessRoleArn) {
        setServiceAccessRoleArn(serviceAccessRoleArn);
        return this;
    }
<p>
The Amazon Resource Name (ARN) of the service role that you created for the Neptune target endpoint. The role
must allow the <code>iam:PassRole</code> action. For more information, see <a href=
"https://docs.aws.amazon.com/dms/latest/userguide/CHAP_Target.Neptune.html#CHAP_Target.Neptune.ServiceRole"
>Creating an IAM Service Role for Accessing Amazon Neptune as a Target</a> in the <i>Database Migration Service
User Guide. </i>
</p>

@param serviceAccessRoleArn
       The Amazon Resource Name (ARN) of the service role that you created for the Neptune target endpoint. The
       role must allow the <code>iam:PassRole</code> action. For more information, see <a href=
       "https://docs.aws.amazon.com/dms/latest/userguide/CHAP_Target.Neptune.html#CHAP_Target.Neptune.ServiceRole"
       >Creating an IAM Service Role for Accessing Amazon Neptune as a Target</a> in the <i>Database Migration
       Service User Guide. </i>
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-dms/src/main/java/com/amazonaws/services/databasemigrationservice/model/NeptuneSettings.java