Delete All Batch Jobs

Delete All Batch Jobs

global class deletebatch implements Database.Batchable<sObject> {
    global Database.QueryLocator start(Database.BatchableContext BC) {
        string txt = 'Bulk Convert Lead Batch';
        String query = 'SELECT Id, CronJobDetail.Id, CronJobDetail.Name, CronJobDetail.JobType FROM CronTrigger WHERE  CronJobDetail.Name LIKE \'Bulk Convert Lead Batch%\' LIMIT 150';
        return Database.getQueryLocator(query);
    }
   
    global void execute(Database.BatchableContext BC, List<crontrigger> scope) {
         for(crontrigger a : scope)
         {
            system.abortJob(a.id);          
         }
      }   
    
    global void finish(Database.BatchableContext BC) {
    
       DateTime nextBatchTime = System.Now().addMinutes(1);

String chronExpression = '' + nextBatchTime.second() + ' ' + nextBatchTime.minute() + ' ' + nextBatchTime.hour() + ' ' + nextBatchTime.day() + ' ' + nextBatchTime.month() + ' ? ' + nextBatchTime.year();

batchitupson_schedule clsCRON = new batchitupson_schedule();
System.Schedule( 'deletebatch ' + nextBatchTime, chronExpression, clsCRON);
    }
}