io.atomix.copycat.server.storage.compaction

Interface CompactionManager

All Known Implementing Classes:

MajorCompactionManager, MinorCompactionManager

public interface CompactionManager

Manages a single compaction process.

Compaction managers are responsible for providing a set of CompactionTasks to be executed during log compaction. Each Compaction type is associated with a compaction manager.

Author:

Method Summary

Modifier and Type	Method and Description
Collection<CompactionTask>	buildTasks(Storage storage, SegmentManager segments) Builds compaction tasks for the given segments.

Method Detail

buildTasks

Collection<CompactionTask> buildTasks(Storage storage,
                                      SegmentManager segments)

Builds compaction tasks for the given segments.

The collection of compaction tasks will be run in parallel in a pool of Storage.compactionThreads() background threads. Implementations should ensure that individual tasks can be run in parallel by operating on different segments in the log.

Parameters:

storage - The storage configuration.

segments - The segments for which to build compaction tasks.

Returns:

An iterable of compaction tasks.