Package org.apache.jackrabbit.oak.plugins.blob.datastore

Class SharedDataStoreUtils

java.lang.Object

org.apache.jackrabbit.oak.plugins.blob.datastore.SharedDataStoreUtils

public class SharedDataStoreUtils
extends Object

Utility class for SharedDataStore.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SharedDataStoreUtils.SharedStoreRecordType	Encapsulates the different type of records at the data store root.

Constructor Summary

Constructors

Constructor	Description
SharedDataStoreUtils()

Method Summary

Modifier and Type	Method	Description
static DataRecord	getEarliestRecord(List<DataRecord> recs)	Gets the earliest record of the available reference records.
static boolean	isShared(BlobStore blobStore)	Checks if the blob store shared.
static Set<String>	refsNotAvailableFromRepos(List<DataRecord> repos, List<DataRecord> refs)	Repositories from which marked references not available.
static Set<String>	refsNotOld(List<DataRecord> repos, List<DataRecord> refs, long referenceTime)	Repositories from which marked references older than retention time are not available.

Methods inherited from class java.lang.Object

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

Constructor Detail

SharedDataStoreUtils

public SharedDataStoreUtils()

Method Detail

isShared

public static boolean isShared(BlobStore blobStore)

Checks if the blob store shared.

Parameters:

blobStore - the blob store

Returns:

true if shared

getEarliestRecord

public static DataRecord getEarliestRecord(List<DataRecord> recs)

Gets the earliest record of the available reference records.

Parameters:

recs - the recs

Returns:

the earliest record

refsNotAvailableFromRepos

public static Set<String> refsNotAvailableFromRepos(List<DataRecord> repos,
                                                    List<DataRecord> refs)

Repositories from which marked references not available.

Parameters:

repos - the repos

refs - the refs

Returns:

the sets the sets whose references not available

refsNotOld

public static Set<String> refsNotOld(List<DataRecord> repos,
                                     List<DataRecord> refs,
                                     long referenceTime)

Repositories from which marked references older than retention time are not available.

Parameters:

repos - the repos

refs - the refs

referenceTime - the retention time

Returns:

the sets the sets whose references not available