schedulerservice.java

一个java工作流引擎

package org.jbpm;

import org.jbpm.model.scheduler.*;

/**
 * is the interface for scheduling and cancelling jobs.  This service is used at process 
 * execution events. E.g. by through the {@link org.jbpm.delegation.ExecutionContext}
 */
public interface SchedulerService {
  
  /**
   * schedules a job.
   */
  void schedule( Job job );
  
  /**
   * schedules a job with a reference for cancellation.  Make sure the
   * reference is unique. (e.g. prefix it with the process-instance-id) 
   * When you cancel a job by reference, it cancels all jobs with the given reference.
   */
  void schedule( Job job, String reference );
  
  /**
   * cancels all scheduled jobs with the given reference.
   */
  void cancel( String reference );
}