org.apache.iceberg

Class ReachableFileUtil

java.lang.Object

org.apache.iceberg.ReachableFileUtil

public class ReachableFileUtil
extends java.lang.Object

Method Summary

Modifier and Type	Method and Description
static java.util.List<java.lang.String>	manifestListLocations(Table table) Returns locations of manifest lists in a table.
static java.util.List<java.lang.String>	manifestListLocations(Table table, java.util.Set<java.lang.Long> snapshotIds) Returns locations of manifest lists in a table.
static java.util.Set<java.lang.String>	metadataFileLocations(Table table, boolean recursive) Returns locations of JSON metadata files in a table.
static java.util.List<java.lang.String>	statisticsFilesLocations(Table table) Returns locations of all statistics files in a table.
static java.util.List<java.lang.String>	statisticsFilesLocations(Table table, java.util.function.Predicate<StatisticsFile> predicate) Deprecated. since 1.5.0, will be removed in 1.6.0; use the statisticsFilesLocationsForSnapshots(table, snapshotIds) instead.
static java.util.List<java.lang.String>	statisticsFilesLocationsForSnapshots(Table table, java.util.Set<java.lang.Long> snapshotIds) Returns locations of all statistics files for a table matching the given snapshot IDs.
static java.lang.String	versionHintLocation(Table table) Returns the location of the version hint file

Methods inherited from class java.lang.Object

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

Method Detail

versionHintLocation

public static java.lang.String versionHintLocation(Table table)

Returns the location of the version hint file

Parameters:

table - table for which version hint file's path needs to be retrieved

Returns:

the location of the version hint file

metadataFileLocations

public static java.util.Set<java.lang.String> metadataFileLocations(Table table,
                                                                    boolean recursive)

Returns locations of JSON metadata files in a table.

Parameters:

table - Table to get JSON metadata files from

recursive - When true, recursively retrieves all the reachable JSON metadata files. When false, gets the all the JSON metadata files only from the current metadata.

Returns:

locations of JSON metadata files

manifestListLocations

public static java.util.List<java.lang.String> manifestListLocations(Table table)

Returns locations of manifest lists in a table.

Parameters:

table - table for which manifestList needs to be fetched

Returns:

the location of manifest lists

manifestListLocations

public static java.util.List<java.lang.String> manifestListLocations(Table table,
                                                                     java.util.Set<java.lang.Long> snapshotIds)

Returns locations of manifest lists in a table.

Parameters:

table - table for which manifestList needs to be fetched

snapshotIds - ids of snapshots for which manifest lists will be returned

Returns:

the location of manifest lists

statisticsFilesLocations

public static java.util.List<java.lang.String> statisticsFilesLocations(Table table)

Returns locations of all statistics files in a table.

Parameters:

table - table for which statistics files needs to be listed

Returns:

the location of statistics files

statisticsFilesLocations

@Deprecated
public static java.util.List<java.lang.String> statisticsFilesLocations(Table table,
                                                                                    java.util.function.Predicate<StatisticsFile> predicate)

Deprecated. since 1.5.0, will be removed in 1.6.0; use the statisticsFilesLocationsForSnapshots(table, snapshotIds) instead.

Returns locations of statistics files for a table matching the given predicate .

Parameters:

table - table for which statistics files needs to be listed

predicate - predicate for filtering the statistics files

Returns:

the location of statistics files

statisticsFilesLocationsForSnapshots

public static java.util.List<java.lang.String> statisticsFilesLocationsForSnapshots(Table table,
                                                                                    java.util.Set<java.lang.Long> snapshotIds)

Returns locations of all statistics files for a table matching the given snapshot IDs.

Parameters:

table - table for which statistics files needs to be listed

snapshotIds - ids of snapshots for which statistics files will be returned. If null, statistics files for all the snapshots will be returned.

Returns:

the location of statistics files