org.apache.oozie.service

Class SchemaCheckerService

java.lang.Object

org.apache.oozie.service.SchemaCheckerService

All Implemented Interfaces:

Service, Instrumentable

public class SchemaCheckerService
extends Object
implements Service, Instrumentable

Field Summary

Fields

Modifier and Type	Field and Description
static String	CONF_IGNORE_EXTRAS
static String	CONF_INTERVAL
static String	CONF_PREFIX

Fields inherited from interface org.apache.oozie.service.Service

DEFAULT_LOCK_TIMEOUT, lockTimeout

Constructor Summary

Constructors

Constructor and Description
SchemaCheckerService()

Method Summary

Modifier and Type	Method and Description
void	destroy() Destroy the service.
Class<? extends Service>	getInterface() Return the public interface of the service.
void	init(Services services) Initialize the service.
void	instrument(Instrumentation instr) Set the system instrumentation.
void	updateInstrumentation(boolean problem, Date time)

Methods inherited from class java.lang.Object

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

Field Detail

CONF_PREFIX

public static final String CONF_PREFIX

See Also:

Constant Field Values

CONF_INTERVAL

public static final String CONF_INTERVAL

See Also:

Constant Field Values

CONF_IGNORE_EXTRAS

public static final String CONF_IGNORE_EXTRAS

See Also:

Constant Field Values

Constructor Detail

SchemaCheckerService

public SchemaCheckerService()

Method Detail

init

public void init(Services services)
          throws ServiceException

Description copied from interface: Service

Initialize the service.

Invoked by the Service singleton at start up time.

Specified by:

init in interface Service

Parameters:

services - services singleton initializing the service.

Throws:

ServiceException - thrown if the service could not initialize.

destroy

public void destroy()

Description copied from interface: Service

Destroy the service.

Invoked by the Service singleton at shutdown time.

Specified by:

destroy in interface Service

getInterface

public Class<? extends Service> getInterface()

Description copied from interface: Service

Return the public interface of the service.

Services are retrieved by its public interface. Specializations of services must return the public interface.

Specified by:

getInterface in interface Service

Returns:

the interface of the service.

instrument

public void instrument(Instrumentation instr)

Description copied from interface: Instrumentable

Set the system instrumentation.

Specified by:

instrument in interface Instrumentable

Parameters:

instr - system instrumentation.

updateInstrumentation

public void updateInstrumentation(boolean problem,
                                  Date time)