org.apache.turbine.services.schedule

## Interface ScheduleService

- All Superinterfaces:
    Initable, Service
  All Known Implementing Classes:
    AbstractSchedulerService, QuartzSchedulerService, TorqueSchedulerService, TurbineNonPersistentSchedulerService

      public interface ScheduleService
      extends Service

  ScheduleService interface.
  Version:
    $Id: ScheduleService.java 1773378 2016-12-09 13:19:59Z tv $
  Author:
    Dave Bryson, Quinton McCombs

- - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `static String` | `INTIALLY_ACTIVE` TR.props key for initially activating the scheduler thread
    `static String` | `LOGGER_NAME` TR.props key for the logger
    `static String` | `SERVICE_NAME` Name of service

  - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `addJob(JobEntry je)` Add a new job to the queue.
    `JobEntry` | `getJob(int oid)` Get a specific Job from Storage.
    `boolean` | `isEnabled()` Determines if the scheduler service is currently active.
    `List<? extends JobEntry>` | `listJobs()` List jobs in the queue.
    `JobEntry` | `newJob(int sec, int min, int hour, int wd, int day_mo, String task)` Factory method for a new Job Schedule a job to run on a certain point of time.
    `void` | `removeJob(JobEntry je)` Remove a job from the queue.
    `void` | `startScheduler()` Starts the scheduler if not already running.
    `void` | `stopScheduler()` Stops the scheduler if ti is currently running.
    `void` | `updateJob(JobEntry je)` Modify a Job.

    - ### Methods inherited from interface org.apache.turbine.services.Service

      `getConfiguration, getName, getProperties, setName, setServiceBroker`

    - ### Methods inherited from interface org.apache.turbine.services.Initable

      `getInit, init, init, setInitableBroker, shutdown`

- - ### Field Detail

    - #### SERVICE_NAME

          static final String SERVICE_NAME

      Name of service
      See Also:
        Constant Field Values

    - #### INTIALLY_ACTIVE

          static final String INTIALLY_ACTIVE

      TR.props key for initially activating the scheduler thread
      See Also:
        Constant Field Values

    - #### LOGGER_NAME

          static final String LOGGER_NAME

      TR.props key for the logger
      See Also:
        Constant Field Values

  - ### Method Detail

    - #### newJob

          JobEntry newJob(int sec,
                        int min,
                        int hour,
                        int wd,
                        int day_mo,
                        String task)
                          throws TurbineException

      Factory method for a new Job Schedule a job to run on a certain point of time.
      Example 1: Run the DefaultScheduledJob at 8:00am every 15th of the month -
      JobEntry je = newJob(0,0,8,-1,15,"DefaultScheduledJob");
      Example 2: Run the DefaultScheduledJob at 8:00am every day -
      JobEntry je = newJob(0,0,8,-1,-1,"DefaultScheduledJob");
      Example 3: Run the DefaultScheduledJob every 2 hours. -
      JobEntry je = newJob(0,120,-1,-1,-1,"DefaultScheduledJob");
      Example 4: Run the DefaultScheduledJob every 30 seconds. -
      JobEntry je = newJob(30,-1,-1,-1,-1,"DefaultScheduledJob");
      Parameters:
        `sec` - Value for entry "seconds".
        `min` - Value for entry "minutes".
        `hour` - Value for entry "hours".
        `wd` - Value for entry "week days".
        `day_mo` - Value for entry "month days".
        `task` - Task to execute.
      Returns:
        A JobEntry.
      Throws:
        `TurbineException` - could not create job

    - #### getJob

          JobEntry getJob(int oid)
                          throws TurbineException

      Get a specific Job from Storage.
      Parameters:
        `oid` - The int id for the job.
      Returns:
        A JobEntry.
      Throws:
        `TurbineException` - could not retrieve job

    - #### addJob

          void addJob(JobEntry je)
                      throws TurbineException

      Add a new job to the queue.
      Parameters:
        `je` - A JobEntry with the job to add.
      Throws:
        `TurbineException` - job could not be added

    - #### updateJob

          void updateJob(JobEntry je)
                         throws TurbineException

      Modify a Job.
      Parameters:
        `je` - A JobEntry with the job to modify
      Throws:
        `TurbineException` - job could not be updated

    - #### removeJob

          void removeJob(JobEntry je)
                         throws TurbineException

      Remove a job from the queue.
      Parameters:
        `je` - A JobEntry with the job to remove.
      Throws:
        `TurbineException` - job could not be removed

    - #### listJobs

          List<? extends JobEntry> listJobs()

      List jobs in the queue. This is used by the scheduler UI.
      Returns:
        A List of jobs.

    - #### isEnabled

          boolean isEnabled()

      Determines if the scheduler service is currently active.
      Returns:
        Status of the scheduler service.

    - #### startScheduler

          void startScheduler()

      Starts the scheduler if not already running.

    - #### stopScheduler

          void stopScheduler()

      Stops the scheduler if ti is currently running.

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