Package org.apache.hadoop.hbase.procedure

Class ProcedureManagerHost<E extends ProcedureManager>

java.lang.Object

org.apache.hadoop.hbase.procedure.ProcedureManagerHost<E>

Type Parameters:

E - the specific procedure management extension that a concrete implementation provides

Direct Known Subclasses:

MasterProcedureManagerHost, RegionServerProcedureManagerHost

@Private
@Evolving
public abstract class ProcedureManagerHost<E extends ProcedureManager>
extends Object

Provides the common setup framework and runtime services for globally barriered procedure invocation from HBase services.

Field Summary

Fields

Modifier and Type	Field	Description
private static final org.slf4j.Logger	LOG
static final String	MASTER_PROCEDURE_CONF_KEY
protected Set<E>	procedures
static final String	REGIONSERVER_PROCEDURE_CONF_KEY

Constructor Summary

Constructors

Constructor	Description
ProcedureManagerHost()

Method Summary

Modifier and Type	Method	Description
Set<E>	getProcedureManagers()
E	loadInstance(Class<?> implClass)
abstract void	loadProcedures(org.apache.hadoop.conf.Configuration conf)
protected void	loadUserProcedures(org.apache.hadoop.conf.Configuration conf, String confKey)	Load system procedures.
void	register(E obj)

Methods inherited from class java.lang.Object

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

Field Details

REGIONSERVER_PROCEDURE_CONF_KEY

public static final String REGIONSERVER_PROCEDURE_CONF_KEY

See Also:

• Constant Field Values

MASTER_PROCEDURE_CONF_KEY

public static final String MASTER_PROCEDURE_CONF_KEY

See Also:

• Constant Field Values

LOG

private static final org.slf4j.Logger LOG

procedures

protected Set<E extends ProcedureManager> procedures

Constructor Details

ProcedureManagerHost

public ProcedureManagerHost()

Method Details

loadUserProcedures

protected void loadUserProcedures(org.apache.hadoop.conf.Configuration conf,
 String confKey)

Load system procedures. Read the class names from configuration. Called by constructor.

loadInstance

public E loadInstance(Class<?> implClass)
               throws IOException

Throws:

IOException

register

public void register(E obj)

getProcedureManagers

public Set<E> getProcedureManagers()

loadProcedures

public abstract void loadProcedures(org.apache.hadoop.conf.Configuration conf)