Package org.apache.druid.metadata

Class SQLMetadataStorageActionHandler<EntryType,StatusType,LogType,LockType>

java.lang.Object

org.apache.druid.metadata.SQLMetadataStorageActionHandler<EntryType,StatusType,LogType,LockType>

All Implemented Interfaces:

MetadataStorageActionHandler<EntryType,StatusType,LogType,LockType>

Direct Known Subclasses:

DerbyMetadataStorageActionHandler, MySQLMetadataStorageActionHandler, PostgreSQLMetadataStorageActionHandler, SQLServerMetadataStorageActionHandler

public abstract class SQLMetadataStorageActionHandler<EntryType,StatusType,LogType,LockType>
extends Object
implements MetadataStorageActionHandler<EntryType,StatusType,LogType,LockType>

Constructor Summary

Constructors

Constructor	Description
SQLMetadataStorageActionHandler(SQLMetadataConnector connector, com.fasterxml.jackson.databind.ObjectMapper jsonMapper, MetadataStorageActionHandlerTypes<EntryType,StatusType,LogType,LockType> types, String entryTypeName, String entryTable, String lockTable)
SQLMetadataStorageActionHandler(SQLMetadataConnector connector, com.fasterxml.jackson.databind.ObjectMapper jsonMapper, MetadataStorageActionHandlerTypes<EntryType,StatusType,LogType,LockType> types, String entryTypeName, String entryTable, String logTable, String lockTable)	Deprecated. Use the other constructor without logTable argument since this argument is now unused.

Method Summary

Modifier and Type	Method	Description
boolean	addLock(String entryId, LockType lock)
protected abstract String	decorateSqlWithLimit(String sql)
protected SQLMetadataConnector	getConnector()
com.google.common.base.Optional<EntryType>	getEntry(String entryId)
protected String	getEntryTable()
com.fasterxml.jackson.core.type.TypeReference<EntryType>	getEntryType()
protected String	getEntryTypeName()
protected com.fasterxml.jackson.databind.ObjectMapper	getJsonMapper()
Long	getLockId(String entryId, LockType lock)
Map<Long,LockType>	getLocks(String entryId)
protected String	getLogTable()
com.google.common.base.Optional<StatusType>	getStatus(String entryId)
protected com.fasterxml.jackson.core.type.TypeReference<StatusType>	getStatusType()
TaskInfo<EntryType,StatusType>	getTaskInfo(String entryId)
List<TaskInfo<EntryType,StatusType>>	getTaskInfos(Map<TaskLookup.TaskLookupType,TaskLookup> taskLookups, String dataSource)
List<TaskInfo<TaskIdentifier,StatusType>>	getTaskStatusList(Map<TaskLookup.TaskLookupType,TaskLookup> taskLookups, String dataSource)
void	insert(String id, org.joda.time.DateTime timestamp, String dataSource, EntryType entry, boolean active, StatusType status, String type, String groupId)
static boolean	isStatementException(Throwable e)
void	populateTaskTypeAndGroupIdAsync()
void	removeLock(long lockId)
void	removeTasksOlderThan(long timestamp)
boolean	replaceLock(String entryId, long oldLockId, LockType newLock)
boolean	setStatus(String entryId, boolean active, StatusType status)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.druid.metadata.MetadataStorageActionHandler

addLog, getLogs, getTaskInfos

Constructor Details

SQLMetadataStorageActionHandler

@Deprecated
public SQLMetadataStorageActionHandler(SQLMetadataConnector connector,
 com.fasterxml.jackson.databind.ObjectMapper jsonMapper,
 MetadataStorageActionHandlerTypes<EntryType,StatusType,LogType,LockType> types,
 String entryTypeName,
 String entryTable,
 String logTable,
 String lockTable)

Deprecated.

Use the other constructor without logTable argument since this argument is now unused.

SQLMetadataStorageActionHandler

public SQLMetadataStorageActionHandler(SQLMetadataConnector connector,
 com.fasterxml.jackson.databind.ObjectMapper jsonMapper,
 MetadataStorageActionHandlerTypes<EntryType,StatusType,LogType,LockType> types,
 String entryTypeName,
 String entryTable,
 String lockTable)

Method Details

getConnector

protected SQLMetadataConnector getConnector()

getJsonMapper

protected com.fasterxml.jackson.databind.ObjectMapper getJsonMapper()

getStatusType

protected com.fasterxml.jackson.core.type.TypeReference<StatusType> getStatusType()

getEntryTable

protected String getEntryTable()

getLogTable

protected String getLogTable()

getEntryTypeName

protected String getEntryTypeName()

getEntryType

public com.fasterxml.jackson.core.type.TypeReference<EntryType> getEntryType()

insert

public void insert(String id,
 org.joda.time.DateTime timestamp,
 String dataSource,
 EntryType entry,
 boolean active,
 StatusType status,
 String type,
 String groupId)

Specified by:

insert in interface MetadataStorageActionHandler<EntryType,StatusType,LogType,LockType>

isStatementException

public static boolean isStatementException(Throwable e)

setStatus

public boolean setStatus(String entryId,
 boolean active,
 StatusType status)

Specified by:

setStatus in interface MetadataStorageActionHandler<EntryType,StatusType,LogType,LockType>

getEntry

public com.google.common.base.Optional<EntryType> getEntry(String entryId)

Specified by:

getEntry in interface MetadataStorageActionHandler<EntryType,StatusType,LogType,LockType>

getStatus

public com.google.common.base.Optional<StatusType> getStatus(String entryId)

Specified by:

getStatus in interface MetadataStorageActionHandler<EntryType,StatusType,LogType,LockType>

getTaskInfo

@Nullable
public TaskInfo<EntryType,StatusType> getTaskInfo(String entryId)

Specified by:

getTaskInfo in interface MetadataStorageActionHandler<EntryType,StatusType,LogType,LockType>

getTaskInfos

public List<TaskInfo<EntryType,StatusType>> getTaskInfos(Map<TaskLookup.TaskLookupType,TaskLookup> taskLookups,
 @Nullable
 String dataSource)

Specified by:

getTaskInfos in interface MetadataStorageActionHandler<EntryType,StatusType,LogType,LockType>

getTaskStatusList

public List<TaskInfo<TaskIdentifier,StatusType>> getTaskStatusList(Map<TaskLookup.TaskLookupType,TaskLookup> taskLookups,
 @Nullable
 String dataSource)

Specified by:

getTaskStatusList in interface MetadataStorageActionHandler<EntryType,StatusType,LogType,LockType>

decorateSqlWithLimit

protected abstract String decorateSqlWithLimit(String sql)

addLock

public boolean addLock(String entryId,
 LockType lock)

Specified by:

addLock in interface MetadataStorageActionHandler<EntryType,StatusType,LogType,LockType>

replaceLock

public boolean replaceLock(String entryId,
 long oldLockId,
 LockType newLock)

Specified by:

replaceLock in interface MetadataStorageActionHandler<EntryType,StatusType,LogType,LockType>

removeLock

public void removeLock(long lockId)

Specified by:

removeLock in interface MetadataStorageActionHandler<EntryType,StatusType,LogType,LockType>

removeTasksOlderThan

public void removeTasksOlderThan(long timestamp)

Specified by:

removeTasksOlderThan in interface MetadataStorageActionHandler<EntryType,StatusType,LogType,LockType>

getLocks

public Map<Long,LockType> getLocks(String entryId)

Specified by:

getLocks in interface MetadataStorageActionHandler<EntryType,StatusType,LogType,LockType>

getLockId

@Nullable
public Long getLockId(String entryId,
 LockType lock)

Specified by:

getLockId in interface MetadataStorageActionHandler<EntryType,StatusType,LogType,LockType>

populateTaskTypeAndGroupIdAsync

public void populateTaskTypeAndGroupIdAsync()

Specified by:

populateTaskTypeAndGroupIdAsync in interface MetadataStorageActionHandler<EntryType,StatusType,LogType,LockType>