public void setEnvironmentRoleArn(String environmentRoleArn) {
        this.environmentRoleArn = environmentRoleArn;
    }
<p>
The ARN of the environment role.
</p>

@param environmentRoleArn
       The ARN of the environment role.
aws-java-sdk-datazoneexternal/src/main/java/com/amazonaws/services/datazone/model/AssociateEnvironmentRoleRequest.java