public void setQuality(String quality) {
        this.quality = quality;
    }
<p>
The quality of the asset property value. The value must be <code>'GOOD'</code>, <code>'BAD'</code>, or
<code>'UNCERTAIN'</code>.
</p>

@param quality
       The quality of the asset property value. The value must be <code>'GOOD'</code>, <code>'BAD'</code>, or
       <code>'UNCERTAIN'</code>.
aws-java-sdk-iotevents/src/main/java/com/amazonaws/services/iotevents/model/AssetPropertyValue.java