Package org.apache.accumulo.server.util

Class MetadataTableUtil

java.lang.Object

org.apache.accumulo.server.util.MetadataTableUtil

public class MetadataTableUtil
extends Object

provides a reference to the metadata table for updates by tablet servers

Field Summary

Fields

Modifier and Type	Field	Description
static org.apache.hadoop.io.Text	EMPTY_TEXT

Method Summary

Modifier and Type	Method	Description
static void	addTablet(KeyExtent extent, String path, ServerContext context, TimeType timeType, ServiceLock zooLock)
static int	checkClone(String testTableName, TableId srcTableId, TableId tableId, AccumuloClient client, BatchWriter bw)
static void	chopped(ServerContext context, KeyExtent extent, ServiceLock zooLock)
static void	cloneTable(ServerContext context, TableId srcTableId, TableId tableId)
static void	deleteTable(TableId tableId, boolean insertDeletes, ServerContext context, ServiceLock lock)
static void	finishSplit(KeyExtent extent, Map<StoredTabletFile,DataFileValue> datafileSizes, List<StoredTabletFile> highDatafilesToRemove, ServerContext context, ServiceLock zooLock)
static void	finishSplit(org.apache.hadoop.io.Text metadataEntry, Map<StoredTabletFile,DataFileValue> datafileSizes, List<StoredTabletFile> highDatafilesToRemove, ServerContext context, ServiceLock zooLock)
static Pair<List<LogEntry>,SortedMap<StoredTabletFile,DataFileValue>>	getFileAndLogEntries(ServerContext context, KeyExtent extent)
static Writer	getMetadataTable(ServerContext context)
static Writer	getRootTable(ServerContext context)
static void	initializeClone(String testTableName, TableId srcTableId, TableId tableId, AccumuloClient client, BatchWriter bw)
static void	putLockID(ServerContext context, ServiceLock zooLock, Mutation m)
static void	removeScanFiles(KeyExtent extent, Set<StoredTabletFile> scanFiles, ServerContext context, ServiceLock zooLock)
static void	removeUnusedWALEntries(ServerContext context, KeyExtent extent, List<LogEntry> entries, ServiceLock zooLock)
static void	rollBackSplit(org.apache.hadoop.io.Text metadataEntry, org.apache.hadoop.io.Text oldPrevEndRow, ServerContext context, ServiceLock zooLock)
static void	splitDatafiles(org.apache.hadoop.io.Text midRow, double splitRatio, Map<StoredTabletFile,FileUtil.FileInfo> firstAndLastRows, SortedMap<StoredTabletFile,DataFileValue> datafiles, SortedMap<StoredTabletFile,DataFileValue> lowDatafileSizes, SortedMap<StoredTabletFile,DataFileValue> highDatafileSizes, List<StoredTabletFile> highDatafilesToRemove)
static void	splitTablet(KeyExtent extent, org.apache.hadoop.io.Text oldPrevEndRow, double splitRatio, ServerContext context, ServiceLock zooLock, Set<ExternalCompactionId> ecids)
static void	update(ServerContext context, Writer t, ServiceLock zooLock, Mutation m, KeyExtent extent)
static void	update(ServerContext context, ServiceLock zooLock, Mutation m, KeyExtent extent)
static void	updateTabletCompactID(KeyExtent extent, long compactID, ServerContext context, ServiceLock zooLock)
static Map<StoredTabletFile,DataFileValue>	updateTabletDataFile(long tid, KeyExtent extent, Map<ReferencedTabletFile,DataFileValue> estSizes, MetadataTime time, ServerContext context, ServiceLock zooLock)
static void	updateTabletFlushID(KeyExtent extent, long flushID, ServerContext context, ServiceLock zooLock)
static void	updateTabletVolumes(KeyExtent extent, List<LogEntry> logsToRemove, List<LogEntry> logsToAdd, List<StoredTabletFile> filesToRemove, SortedMap<ReferencedTabletFile,DataFileValue> filesToAdd, ServiceLock zooLock, ServerContext context)

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY_TEXT

public static final org.apache.hadoop.io.Text EMPTY_TEXT

Method Detail

getMetadataTable

public static Writer getMetadataTable(ServerContext context)

getRootTable

public static Writer getRootTable(ServerContext context)

putLockID

public static void putLockID(ServerContext context,
                             ServiceLock zooLock,
                             Mutation m)

update

public static void update(ServerContext context,
                          ServiceLock zooLock,
                          Mutation m,
                          KeyExtent extent)

update

public static void update(ServerContext context,
                          Writer t,
                          ServiceLock zooLock,
                          Mutation m,
                          KeyExtent extent)

updateTabletFlushID

public static void updateTabletFlushID(KeyExtent extent,
                                       long flushID,
                                       ServerContext context,
                                       ServiceLock zooLock)

updateTabletCompactID

public static void updateTabletCompactID(KeyExtent extent,
                                         long compactID,
                                         ServerContext context,
                                         ServiceLock zooLock)

updateTabletDataFile

public static Map<StoredTabletFile,DataFileValue> updateTabletDataFile(long tid,
                                                                             KeyExtent extent,
                                                                             Map<ReferencedTabletFile,DataFileValue> estSizes,
                                                                             MetadataTime time,
                                                                             ServerContext context,
                                                                             ServiceLock zooLock)

addTablet

public static void addTablet(KeyExtent extent,
                             String path,
                             ServerContext context,
                             TimeType timeType,
                             ServiceLock zooLock)

updateTabletVolumes

public static void updateTabletVolumes(KeyExtent extent,
                                       List<LogEntry> logsToRemove,
                                       List<LogEntry> logsToAdd,
                                       List<StoredTabletFile> filesToRemove,
                                       SortedMap<ReferencedTabletFile,DataFileValue> filesToAdd,
                                       ServiceLock zooLock,
                                       ServerContext context)

rollBackSplit

public static void rollBackSplit(org.apache.hadoop.io.Text metadataEntry,
                                 org.apache.hadoop.io.Text oldPrevEndRow,
                                 ServerContext context,
                                 ServiceLock zooLock)

splitTablet

public static void splitTablet(KeyExtent extent,
                               org.apache.hadoop.io.Text oldPrevEndRow,
                               double splitRatio,
                               ServerContext context,
                               ServiceLock zooLock,
                               Set<ExternalCompactionId> ecids)

finishSplit

public static void finishSplit(org.apache.hadoop.io.Text metadataEntry,
                               Map<StoredTabletFile,DataFileValue> datafileSizes,
                               List<StoredTabletFile> highDatafilesToRemove,
                               ServerContext context,
                               ServiceLock zooLock)

finishSplit

public static void finishSplit(KeyExtent extent,
                               Map<StoredTabletFile,DataFileValue> datafileSizes,
                               List<StoredTabletFile> highDatafilesToRemove,
                               ServerContext context,
                               ServiceLock zooLock)

removeScanFiles

public static void removeScanFiles(KeyExtent extent,
                                   Set<StoredTabletFile> scanFiles,
                                   ServerContext context,
                                   ServiceLock zooLock)

splitDatafiles

public static void splitDatafiles(org.apache.hadoop.io.Text midRow,
                                  double splitRatio,
                                  Map<StoredTabletFile,FileUtil.FileInfo> firstAndLastRows,
                                  SortedMap<StoredTabletFile,DataFileValue> datafiles,
                                  SortedMap<StoredTabletFile,DataFileValue> lowDatafileSizes,
                                  SortedMap<StoredTabletFile,DataFileValue> highDatafileSizes,
                                  List<StoredTabletFile> highDatafilesToRemove)

deleteTable

public static void deleteTable(TableId tableId,
                               boolean insertDeletes,
                               ServerContext context,
                               ServiceLock lock)
                        throws AccumuloException

Throws:

AccumuloException

getFileAndLogEntries

public static Pair<List<LogEntry>,SortedMap<StoredTabletFile,DataFileValue>> getFileAndLogEntries(ServerContext context,
                                                                                                              KeyExtent extent)
                                                                                                       throws IOException

Throws:

IOException

removeUnusedWALEntries

public static void removeUnusedWALEntries(ServerContext context,
                                          KeyExtent extent,
                                          List<LogEntry> entries,
                                          ServiceLock zooLock)

initializeClone

public static void initializeClone(String testTableName,
                                   TableId srcTableId,
                                   TableId tableId,
                                   AccumuloClient client,
                                   BatchWriter bw)
                            throws TableNotFoundException,
                                   MutationsRejectedException

Throws:

TableNotFoundException

MutationsRejectedException

checkClone

public static int checkClone(String testTableName,
                             TableId srcTableId,
                             TableId tableId,
                             AccumuloClient client,
                             BatchWriter bw)
                      throws TableNotFoundException,
                             MutationsRejectedException

Throws:

TableNotFoundException

MutationsRejectedException

cloneTable

public static void cloneTable(ServerContext context,
                              TableId srcTableId,
                              TableId tableId)
                       throws Exception

Throws:

Exception

chopped

public static void chopped(ServerContext context,
                           KeyExtent extent,
                           ServiceLock zooLock)