Package org.apache.hadoop.ozone.container.metadata

Class DatanodeStoreSchemaOneImpl

java.lang.Object

org.apache.hadoop.ozone.container.metadata.AbstractRDBStore<AbstractDatanodeDBDefinition>

org.apache.hadoop.ozone.container.metadata.AbstractDatanodeStore

org.apache.hadoop.ozone.container.metadata.DatanodeStoreSchemaOneImpl

All Implemented Interfaces:

AutoCloseable, DatanodeStore, DBStoreManager, org.apache.ratis.util.UncheckedAutoCloseable

public class DatanodeStoreSchemaOneImpl
extends AbstractDatanodeStore

Constructs a datanode store in accordance with schema version 1, which places all data in the default column family.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.ozone.container.metadata.AbstractDatanodeStore

AbstractDatanodeStore.KeyValueBlockIterator, AbstractDatanodeStore.KeyValueBlockLocalIdIterator

Field Summary

Fields inherited from class org.apache.hadoop.ozone.container.metadata.AbstractDatanodeStore

LOG

Fields inherited from interface org.apache.hadoop.ozone.container.metadata.DatanodeStore

NO_SUCH_BLOCK_ERR_MSG

Constructor Summary

Constructors

Constructor	Description
DatanodeStoreSchemaOneImpl(org.apache.hadoop.hdds.conf.ConfigurationSource config, String dbPath, boolean openReadOnly)	Constructs the metadata store and starts the DB Services.

Method Summary

Modifier and Type	Method	Description
org.apache.hadoop.hdds.utils.db.Table<String,org.apache.hadoop.ozone.container.common.helpers.ChunkInfoList>	getDeletedBlocksTable()	A Table that keeps IDs of blocks deleted from the block data table.

Methods inherited from class org.apache.hadoop.ozone.container.metadata.AbstractDatanodeStore

getBlockDataTable, getBlockDataTableWithIterator, getBlockIterator, getBlockIterator, getFinalizeBlockIterator, getFinalizeBlocksTable, getFinalizeBlocksTableWithIterator, getLastChunkInfoTable, getMetadataTable, initDBStore

Methods inherited from class org.apache.hadoop.ozone.container.metadata.AbstractRDBStore

close, compactDB, flushDB, flushLog, getBatchHandler, getDbDef, getDbProfile, getStore, isClosed, stop

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hadoop.ozone.container.metadata.DatanodeStore

getBlockByID, getCompleteBlockData, putBlockByID

Methods inherited from interface org.apache.hadoop.ozone.container.metadata.DBStoreManager

compactDB, compactionIfNeeded, flushDB, flushLog, getBatchHandler, getStore, isClosed, stop

Methods inherited from interface org.apache.ratis.util.UncheckedAutoCloseable

close

Constructor Details

DatanodeStoreSchemaOneImpl

public DatanodeStoreSchemaOneImpl(org.apache.hadoop.hdds.conf.ConfigurationSource config,
 String dbPath,
 boolean openReadOnly)
                           throws IOException

Constructs the metadata store and starts the DB Services.

Parameters:

config - - Ozone Configuration.

Throws:

IOException - - on Failure.

Method Details

getDeletedBlocksTable

public org.apache.hadoop.hdds.utils.db.Table<String,org.apache.hadoop.ozone.container.common.helpers.ChunkInfoList> getDeletedBlocksTable()

Description copied from interface: DatanodeStore

A Table that keeps IDs of blocks deleted from the block data table.

Specified by:

getDeletedBlocksTable in interface DatanodeStore

Overrides:

getDeletedBlocksTable in class AbstractDatanodeStore

Returns:

Table