Interface ResumeStrategy

All Superinterfaces:
AutoCloseable, Service

public interface ResumeStrategy extends Service
Defines a strategy for handling resume operations. Implementations can define different ways to handle how to resume processing records.
  • Field Details

  • Method Details

    • setAdapter

      void setAdapter(ResumeAdapter adapter)
      Sets an adapter for resuming operations with this strategy
      Parameters:
      adapter - the component-specific resume adapter
    • getAdapter

      ResumeAdapter getAdapter()
      Gets an adapter for resuming operations
    • getAdapter

      default <T extends ResumeAdapter> T getAdapter(Class<T> clazz)
      Gets and adapter for resuming operations
      Type Parameters:
      T - the type of the adapter
      Parameters:
      clazz - the class of the adapter
      Returns:
      the adapter or null if it can't be cast to the requested class
    • loadCache

      default void loadCache() throws Exception
      Loads the cache with the data currently available in this strategy
      Throws:
      Exception
    • updateLastOffset

      <T extends Resumable> void updateLastOffset(T offset) throws Exception
      Updates the last processed offset
      Parameters:
      offset - the offset to update
      Throws:
      Exception - if unable to update the offset
    • updateLastOffset

      <T extends Resumable> void updateLastOffset(T offset, ResumeStrategy.UpdateCallBack updateCallBack) throws Exception
      Updates the last processed offset
      Parameters:
      offset - the offset to update
      updateCallBack - a callback to be executed after the updated has occurred (null if not available)
      Throws:
      Exception - if unable to update the offset
    • updateLastOffset

      void updateLastOffset(OffsetKey<?> offsetKey, Offset<?> offsetValue) throws Exception
      Updates the last processed offset
      Parameters:
      offsetKey - the offset key to update
      offsetValue - the offset value to update
      Throws:
      Exception - if unable to update the offset
    • updateLastOffset

      void updateLastOffset(OffsetKey<?> offsetKey, Offset<?> offset, ResumeStrategy.UpdateCallBack updateCallBack) throws Exception
      Updates the last processed offset
      Parameters:
      offsetKey - the offset key to update
      offset - the offset value to update
      updateCallBack - a callback to be executed after the updated has occurred (null if not available)
      Throws:
      Exception - if unable to update the offset
    • setResumeStrategyConfiguration

      void setResumeStrategyConfiguration(ResumeStrategyConfiguration resumeStrategyConfiguration)
    • getResumeStrategyConfiguration

      ResumeStrategyConfiguration getResumeStrategyConfiguration()