Package org.camunda.bpm.engine.externaltask

Interface ExternalTaskQueryBuilder

All Known Subinterfaces:
ExternalTaskQueryTopicBuilder
All Known Implementing Classes:
ExternalTaskQueryTopicBuilderImpl
public interface ExternalTaskQueryBuilder
Author:
Thorben Lindhauer

  • Method Details

    • topic

      ExternalTaskQueryTopicBuilder topic(String topicName, long lockDuration)
      Specifies that tasks of a topic should be fetched and locked for a certain amount of time
      Parameters:
      topicName - the name of the topic
      lockDuration - the duration in milliseconds for which tasks should be locked; begins at the time of fetching
      Returns:

    • execute

      List<LockedExternalTask> execute()
      Performs the fetching. Locks candidate tasks of the given topics for the specified duration.
      Returns:
      fetched external tasks that match the topic and that can be successfully locked