public void setMetricDefinitions(java.util.Collection<MetricDefinition> metricDefinitions) {
        if (metricDefinitions == null) {
            this.metricDefinitions = null;
            return;
        }

        this.metricDefinitions = new java.util.ArrayList<MetricDefinition>(metricDefinitions);
    }
<p>
A list of metric definition objects. Each object specifies the metric name and regular expressions used to parse
algorithm logs. SageMaker publishes each metric to Amazon CloudWatch.
</p>

@param metricDefinitions
       A list of metric definition objects. Each object specifies the metric name and regular expressions used to
       parse algorithm logs. SageMaker publishes each metric to Amazon CloudWatch.
aws-java-sdk-sagemaker/src/main/java/com/amazonaws/services/sagemaker/model/AlgorithmSpecification.java