Package org.apache.drill.exec.server

Class Drillbit

java.lang.Object

org.apache.drill.exec.server.Drillbit

All Implemented Interfaces:

AutoCloseable

public class Drillbit
extends Object
implements AutoCloseable

Starts, tracks and stops all the required services for a Drillbit daemon to work.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	SYSTEM_OPTIONS_NAME

Constructor Summary

Constructors

Constructor	Description
Drillbit(DrillConfig config, CaseInsensitiveMap<OptionDefinition> definitions, RemoteServiceSet serviceSet)
Drillbit(DrillConfig config, CaseInsensitiveMap<OptionDefinition> definitions, RemoteServiceSet serviceSet, ScanResult classpathScan)
Drillbit(DrillConfig config, RemoteServiceSet serviceSet)
Drillbit(DrillConfig config, RemoteServiceSet serviceSet, ScanResult classpathScan)

Method Summary

Modifier and Type	Method	Description
void	close()	The drillbit is moved into Quiescent state and the drillbit waits for grace period amount of time.
DrillbitContext	getContext()
org.apache.drill.exec.server.Drillbit.GracefulShutdownThread	getGracefulShutdownThread()
WorkManager	getManager()
ClusterCoordinator.RegistrationHandle	getRegistrationHandle()
int	getUserPort()
WebServer	getWebServer()
int	getWebServerPort()
static void	main(String[] cli)
void	run()
void	setForcefulShutdown(boolean forcefulShutdown)
void	setQuiescentMode(boolean quiescentMode)
void	shutdown()
static Drillbit	start(DrillConfig config)
static Drillbit	start(DrillConfig config, CaseInsensitiveMap<OptionDefinition> validators, RemoteServiceSet remoteServiceSet)
static Drillbit	start(DrillConfig config, RemoteServiceSet remoteServiceSet)
static Drillbit	start(StartupOptions options)

Methods inherited from class java.lang.Object

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

Field Details

SYSTEM_OPTIONS_NAME

public static final String SYSTEM_OPTIONS_NAME

See Also:

• Constant Field Values

Constructor Details

Drillbit

public Drillbit(DrillConfig config,
 RemoteServiceSet serviceSet)
         throws Exception

Throws:

Exception

Drillbit

public Drillbit(DrillConfig config,
 CaseInsensitiveMap<OptionDefinition> definitions,
 RemoteServiceSet serviceSet)
         throws Exception

Throws:

Exception

Drillbit

public Drillbit(DrillConfig config,
 RemoteServiceSet serviceSet,
 ScanResult classpathScan)
         throws Exception

Throws:

Exception

Drillbit

public Drillbit(DrillConfig config,
 CaseInsensitiveMap<OptionDefinition> definitions,
 RemoteServiceSet serviceSet,
 ScanResult classpathScan)
         throws Exception

Throws:

Exception

Method Details

setQuiescentMode

public void setQuiescentMode(boolean quiescentMode)

setForcefulShutdown

public void setForcefulShutdown(boolean forcefulShutdown)

getRegistrationHandle

public ClusterCoordinator.RegistrationHandle getRegistrationHandle()

getUserPort

public int getUserPort()

getWebServerPort

public int getWebServerPort()

getManager

public WorkManager getManager()

getWebServer

public WebServer getWebServer()

run

public void run()
         throws Exception

Throws:

Exception

shutdown

public void shutdown()

close

public void close()

The drillbit is moved into Quiescent state and the drillbit waits for grace period amount of time. Then drillbit moves into draining state and waits for all the queries and fragments to complete.

Specified by:

close in interface AutoCloseable

getContext

public DrillbitContext getContext()

getGracefulShutdownThread

public org.apache.drill.exec.server.Drillbit.GracefulShutdownThread getGracefulShutdownThread()

main

public static void main(String[] cli)
                 throws DrillbitStartupException

Throws:

DrillbitStartupException

start

public static Drillbit start(StartupOptions options)
                      throws DrillbitStartupException

Throws:

DrillbitStartupException

start

public static Drillbit start(DrillConfig config)
                      throws DrillbitStartupException

Throws:

DrillbitStartupException

start

public static Drillbit start(DrillConfig config,
 RemoteServiceSet remoteServiceSet)
                      throws DrillbitStartupException

Throws:

DrillbitStartupException

start

public static Drillbit start(DrillConfig config,
 CaseInsensitiveMap<OptionDefinition> validators,
 RemoteServiceSet remoteServiceSet)
                      throws DrillbitStartupException

Throws:

DrillbitStartupException