public ApplicationComponent withTier(Tier tier) {
        this.tier = tier.toString();
        return this;
    }
<p>
The stack tier of the application component.
</p>

@param tier
       The stack tier of the application component.
@return Returns a reference to this object so that method calls can be chained together.
@see Tier
aws-java-sdk-applicationinsights/src/main/java/com/amazonaws/services/applicationinsights/model/ApplicationComponent.java