public UpdateWorkflowStepRequest withPrevious(java.util.Collection<String> previous) {
        setPrevious(previous);
        return this;
    }
<p>
The previous step.
</p>

@param previous
       The previous step.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-migrationhuborchestrator/src/main/java/com/amazonaws/services/migrationhuborchestrator/model/UpdateWorkflowStepRequest.java