org.apache.druid.segment.writeout

Interface SegmentWriteOutMediumFactory

All Known Implementing Classes:

OffHeapMemorySegmentWriteOutMediumFactory, OnHeapMemorySegmentWriteOutMediumFactory, TmpFileSegmentWriteOutMediumFactory

public interface SegmentWriteOutMediumFactory

Method Summary

Modifier and Type	Method and Description
static Set<SegmentWriteOutMediumFactory>	builtInFactories()
SegmentWriteOutMedium	makeSegmentWriteOutMedium(File outDir) Creates a new SegmentWriteOutMedium.

Method Detail

builtInFactories

static Set<SegmentWriteOutMediumFactory> builtInFactories()

makeSegmentWriteOutMedium

SegmentWriteOutMedium makeSegmentWriteOutMedium(File outDir)
                                         throws IOException

Creates a new SegmentWriteOutMedium. If this type of SegmentWriteOutMedium needs to create some temprorary files, it creates a *subdirectory* in the given outDir, stores the files there, and removes the files and the subdirectory when closed.

Throws:

IOException