@CustomType.Setter
        public Builder metricName(String metricName) {
            if (metricName == null) {
              throw new MissingRequiredPropertyException("ObjectMetricSource", "metricName");
            }
            this.metricName = metricName;
            return this;
        }
@return targetValue is the target value of the metric (as a quantity).
sdk/java/src/main/java/com/pulumi/kubernetes/autoscaling/v2beta1/outputs/ObjectMetricSource.java