public void setTier(EnvironmentTier tier) {
        this.tier = tier;
    }
<p>
Describes the current tier of this environment.
</p>

@param tier
       Describes the current tier of this environment.
aws-java-sdk-elasticbeanstalk/src/main/java/com/amazonaws/services/elasticbeanstalk/model/UpdateEnvironmentResult.java