Apex - Are there batch jobs running with a given name?

Salesforce Apex Get Running batch

public static Boolean isThereABatchRunningWithName(String batchClassName){
    List<AsyncApexJob> jobs = [Select ApexClass.Name,JobType From AsyncApexJob 
            Where Status IN ('Queued','Processing','Preparing') 
            and ApexClass.Name = :batchClassName limit 1];
	return jobs.isEmpty()==false;
}