public void setStepExecutions(java.util.Collection<StepExecution> stepExecutions) {
        if (stepExecutions == null) {
            this.stepExecutions = null;
            return;
        }

        this.stepExecutions = new com.amazonaws.internal.SdkInternalList<StepExecution>(stepExecutions);
    }
<p>
A list of details about the current state of all steps that comprise an execution. An Automation runbook contains
a list of steps that are run in order.
</p>

@param stepExecutions
       A list of details about the current state of all steps that comprise an execution. An Automation runbook
       contains a list of steps that are run in order.
aws-java-sdk-ssm/src/main/java/com/amazonaws/services/simplesystemsmanagement/model/AutomationExecution.java