public void setInstanceTypeConfigs(java.util.Collection<InstanceTypeConfig> instanceTypeConfigs) {
        if (instanceTypeConfigs == null) {
            this.instanceTypeConfigs = null;
            return;
        }

        this.instanceTypeConfigs = new com.amazonaws.internal.SdkInternalList<InstanceTypeConfig>(instanceTypeConfigs);
    }
<p>
The instance type configurations that define the Amazon EC2 instances in the instance fleet.
</p>

@param instanceTypeConfigs
       The instance type configurations that define the Amazon EC2 instances in the instance fleet.
aws-java-sdk-emr/src/main/java/com/amazonaws/services/elasticmapreduce/model/InstanceFleetConfig.java