org.apache.druid.segment.loading

Interface DataSegmentKiller

public interface DataSegmentKiller

Field Summary

Fields

Modifier and Type	Field and Description
static Logger	log

Method Summary

Modifier and Type	Method and Description
void	kill(DataSegment segment) Removes segment files (index and metadata) from deep storage.
void	killAll() Like a nuke.
default void	killQuietly(DataSegment segment) A more stoic killer who doesn't throw a tantrum if things get messy.

Field Detail

log

static final Logger log

Method Detail

kill

void kill(DataSegment segment)
   throws SegmentLoadingException

Removes segment files (index and metadata) from deep storage.

Parameters:

segment - the segment to kill

Throws:

SegmentLoadingException - if the segment could not be completely removed

killQuietly

default void killQuietly(DataSegment segment)

A more stoic killer who doesn't throw a tantrum if things get messy. Use when killing segments for best-effort cleanup.

Parameters:

segment - the segment to kill

killAll

void killAll()
      throws IOException

Like a nuke. Use wisely. Used by the 'reset-cluster' command, and of the built-in deep storage implementations, it is only implemented by local and HDFS.

Throws:

IOException