Package org.apache.druid.metadata

Class SQLMetadataRuleManager

java.lang.Object

org.apache.druid.metadata.SQLMetadataRuleManager

All Implemented Interfaces:

MetadataRuleManager

public class SQLMetadataRuleManager
extends Object
implements MetadataRuleManager

Constructor Summary

Constructors

Constructor	Description
SQLMetadataRuleManager(com.fasterxml.jackson.databind.ObjectMapper jsonMapper, MetadataRuleManagerConfig config, MetadataStorageTablesConfig dbTables, SQLMetadataConnector connector, AuditManager auditManager)

Method Summary

Modifier and Type	Method	Description
static void	createDefaultRule(org.skife.jdbi.v2.IDBI dbi, String ruleTable, String defaultDatasourceName, com.fasterxml.jackson.databind.ObjectMapper jsonMapper)
Map<String,List<Rule>>	getAllRules()
List<Rule>	getRules(String dataSource)
List<Rule>	getRulesWithDefault(String dataSource)
boolean	overrideRule(String dataSource, List<Rule> newRules, AuditInfo auditInfo)
void	poll()
int	removeRulesForEmptyDatasourcesOlderThan(long timestamp)	Remove rules for non-existence datasource (datasource with no segment) created older than the given timestamp.
void	start()
void	stop()

Methods inherited from class java.lang.Object

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

Constructor Details

SQLMetadataRuleManager

@Inject
public SQLMetadataRuleManager(com.fasterxml.jackson.databind.ObjectMapper jsonMapper,
 MetadataRuleManagerConfig config,
 MetadataStorageTablesConfig dbTables,
 SQLMetadataConnector connector,
 AuditManager auditManager)

Method Details

createDefaultRule

public static void createDefaultRule(org.skife.jdbi.v2.IDBI dbi,
 String ruleTable,
 String defaultDatasourceName,
 com.fasterxml.jackson.databind.ObjectMapper jsonMapper)

start

public void start()

Specified by:

start in interface MetadataRuleManager

stop

public void stop()

Specified by:

stop in interface MetadataRuleManager

poll

public void poll()

Specified by:

poll in interface MetadataRuleManager

getAllRules

public Map<String,List<Rule>> getAllRules()

Specified by:

getAllRules in interface MetadataRuleManager

getRules

public List<Rule> getRules(String dataSource)

Specified by:

getRules in interface MetadataRuleManager

getRulesWithDefault

public List<Rule> getRulesWithDefault(String dataSource)

Specified by:

getRulesWithDefault in interface MetadataRuleManager

overrideRule

public boolean overrideRule(String dataSource,
 List<Rule> newRules,
 AuditInfo auditInfo)

Specified by:

overrideRule in interface MetadataRuleManager

removeRulesForEmptyDatasourcesOlderThan

public int removeRulesForEmptyDatasourcesOlderThan(long timestamp)

Description copied from interface: MetadataRuleManager

Remove rules for non-existence datasource (datasource with no segment) created older than the given timestamp.

Specified by:

removeRulesForEmptyDatasourcesOlderThan in interface MetadataRuleManager

Parameters:

timestamp - timestamp in milliseconds

Returns:

number of rules removed