Package org.jppf.job.persistence

Interface PersistenceInfo

All Superinterfaces:
Serializable
All Known Implementing Classes:
PersistenceInfoImpl
public interface PersistenceInfo extends Serializable
This interface represents the objects that are persisted in a job persistence store.
Since:
6.0
Author:
Laurent Cohen

  • Method Details

    • getJobUuid

      String getJobUuid()
      Get the job uuid.
      Returns:
      the uuid of the related job as a string.

    • getJob

      JPPFDistributedJob getJob()
      Get the related job information.
      Returns:
      a JPPFDistributedJob instance, or null if the job is not loaded.

    • getType

      PersistenceObjectType getType()
      Get the type of persisted object.
      Returns:
      one of the possible values of the PersistenceObjectType enum.

    • getPosition

      int getPosition()
      Get the position of the task in the job.
      Returns:
      the position of the task in the job, starting at 0, or -1 if the persisted object is neither a task nor a task result.

    • getInputStream

      InputStream getInputStream() throws Exception
      Get an input stream for the persisted object.
      Returns:
      an InputStream instance, or null if the object has not yet been loaded.
      Throws:
      Exception - if any error occurs.

    • getSize

      int getSize()
      Get the size in bytes of the persisted object.
      Returns:
      the size of the persisted data, or -1 if the size is not known.