public String getBidPrice() {
        return this.bidPrice;
    }
<p>
If specified, indicates that the instance group uses Spot Instances. This is the maximum price you are willing to
pay for Spot Instances. Specify <code>OnDemandPrice</code> to set the amount equal to the On-Demand price, or
specify an amount in USD.
</p>

@return If specified, indicates that the instance group uses Spot Instances. This is the maximum price you are
        willing to pay for Spot Instances. Specify <code>OnDemandPrice</code> to set the amount equal to the
        On-Demand price, or specify an amount in USD.
aws-java-sdk-emr/src/main/java/com/amazonaws/services/elasticmapreduce/model/InstanceGroup.java