io.druid.segment

Class IndexMergerV9

java.lang.Object

io.druid.segment.IndexMergerV9

All Implemented Interfaces:

IndexMerger

public class IndexMergerV9
extends Object
implements IndexMerger

Nested Class Summary

Nested classes/interfaces inherited from interface io.druid.segment.IndexMerger

IndexMerger.DictionaryMergeIterator, IndexMerger.IndexSeeker, IndexMerger.IndexSeekerWithConversion, IndexMerger.MMappedIndexRowIterable, IndexMerger.RowboatMergeFunction

Field Summary

Fields

Modifier and Type	Field and Description
protected IndexIO	indexIO
protected com.fasterxml.jackson.databind.ObjectMapper	mapper

Fields inherited from interface io.druid.segment.IndexMerger

INVALID_ROW, serializerUtils

Constructor Summary

Constructors

Constructor and Description
IndexMergerV9(com.fasterxml.jackson.databind.ObjectMapper mapper, IndexIO indexIO)

Method Summary

Modifier and Type	Method and Description
File	append(List<IndexableAdapter> indexes, AggregatorFactory[] aggregators, File outDir, IndexSpec indexSpec)
File	append(List<IndexableAdapter> indexes, AggregatorFactory[] aggregators, File outDir, IndexSpec indexSpec, ProgressIndicator progress)
File	convert(File inDir, File outDir, IndexSpec indexSpec)
File	convert(File inDir, File outDir, IndexSpec indexSpec, ProgressIndicator progress)
File	merge(List<IndexableAdapter> indexes, boolean rollup, AggregatorFactory[] metricAggs, File outDir, IndexSpec indexSpec)
File	merge(List<IndexableAdapter> indexes, boolean rollup, AggregatorFactory[] metricAggs, File outDir, IndexSpec indexSpec, ProgressIndicator progress)
File	mergeQueryableIndex(List<QueryableIndex> indexes, boolean rollup, AggregatorFactory[] metricAggs, File outDir, IndexSpec indexSpec)
File	mergeQueryableIndex(List<QueryableIndex> indexes, boolean rollup, AggregatorFactory[] metricAggs, File outDir, IndexSpec indexSpec, ProgressIndicator progress)
File	persist(IncrementalIndex index, File outDir, IndexSpec indexSpec)
File	persist(IncrementalIndex index, org.joda.time.Interval dataInterval, File outDir, IndexSpec indexSpec) This is *not* thread-safe and havok will ensue if this is called and writes are still occurring on the IncrementalIndex object.
File	persist(IncrementalIndex index, org.joda.time.Interval dataInterval, File outDir, IndexSpec indexSpec, ProgressIndicator progress)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface io.druid.segment.IndexMerger

getLexicographicMergedDimensions, getLongestSharedDimOrder, getMergedDimensions, getMergedDimensionsFromQueryableIndexes, mergeIndexed, toIndexableAdapters

Field Detail

mapper

protected final com.fasterxml.jackson.databind.ObjectMapper mapper

indexIO

protected final IndexIO indexIO

Constructor Detail

IndexMergerV9

@Inject
public IndexMergerV9(com.fasterxml.jackson.databind.ObjectMapper mapper,
                             IndexIO indexIO)

Method Detail

persist

public File persist(IncrementalIndex index,
                    File outDir,
                    IndexSpec indexSpec)
             throws IOException

Specified by:

persist in interface IndexMerger

Throws:

IOException

persist

public File persist(IncrementalIndex index,
                    org.joda.time.Interval dataInterval,
                    File outDir,
                    IndexSpec indexSpec)
             throws IOException

Description copied from interface: IndexMerger

This is *not* thread-safe and havok will ensue if this is called and writes are still occurring on the IncrementalIndex object.

Specified by:

persist in interface IndexMerger

Parameters:

index - the IncrementalIndex to persist

dataInterval - the Interval that the data represents

outDir - the directory to persist the data to

Returns:

the index output directory

Throws:

IOException - if an IO error occurs persisting the index

persist

public File persist(IncrementalIndex index,
                    org.joda.time.Interval dataInterval,
                    File outDir,
                    IndexSpec indexSpec,
                    ProgressIndicator progress)
             throws IOException

Specified by:

persist in interface IndexMerger

Throws:

IOException

mergeQueryableIndex

public File mergeQueryableIndex(List<QueryableIndex> indexes,
                                boolean rollup,
                                AggregatorFactory[] metricAggs,
                                File outDir,
                                IndexSpec indexSpec)
                         throws IOException

Specified by:

mergeQueryableIndex in interface IndexMerger

Throws:

IOException

mergeQueryableIndex

public File mergeQueryableIndex(List<QueryableIndex> indexes,
                                boolean rollup,
                                AggregatorFactory[] metricAggs,
                                File outDir,
                                IndexSpec indexSpec,
                                ProgressIndicator progress)
                         throws IOException

Specified by:

mergeQueryableIndex in interface IndexMerger

Throws:

IOException

merge

public File merge(List<IndexableAdapter> indexes,
                  boolean rollup,
                  AggregatorFactory[] metricAggs,
                  File outDir,
                  IndexSpec indexSpec)
           throws IOException

Specified by:

merge in interface IndexMerger

Throws:

IOException

merge

public File merge(List<IndexableAdapter> indexes,
                  boolean rollup,
                  AggregatorFactory[] metricAggs,
                  File outDir,
                  IndexSpec indexSpec,
                  ProgressIndicator progress)
           throws IOException

Specified by:

merge in interface IndexMerger

Throws:

IOException

convert

public File convert(File inDir,
                    File outDir,
                    IndexSpec indexSpec)
             throws IOException

Specified by:

convert in interface IndexMerger

Throws:

IOException

convert

public File convert(File inDir,
                    File outDir,
                    IndexSpec indexSpec,
                    ProgressIndicator progress)
             throws IOException

Specified by:

convert in interface IndexMerger

Throws:

IOException

append

public File append(List<IndexableAdapter> indexes,
                   AggregatorFactory[] aggregators,
                   File outDir,
                   IndexSpec indexSpec)
            throws IOException

Specified by:

append in interface IndexMerger

Throws:

IOException

append

public File append(List<IndexableAdapter> indexes,
                   AggregatorFactory[] aggregators,
                   File outDir,
                   IndexSpec indexSpec,
                   ProgressIndicator progress)
            throws IOException

Specified by:

append in interface IndexMerger

Throws:

IOException