org.apache.apex.malhar.flume.discovery

Class ZKAssistedDiscovery

java.lang.Object

org.apache.apex.malhar.flume.discovery.ZKAssistedDiscovery

All Implemented Interfaces:

com.datatorrent.api.Component<com.datatorrent.api.Context>, Serializable, Discovery<byte[]>, org.apache.flume.conf.Configurable

Direct Known Subclasses:

AbstractFlumeInputOperator.ZKStatsListner

public class ZKAssistedDiscovery
extends Object
implements Discovery<byte[]>, com.datatorrent.api.Component<com.datatorrent.api.Context>, org.apache.flume.conf.Configurable, Serializable

ZKAssistedDiscovery class.

Since:

0.9.3

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	ZKAssistedDiscovery.InstanceSerializerFactory

Nested classes/interfaces inherited from interface org.apache.apex.malhar.flume.discovery.Discovery

Discovery.Service<T>

Nested classes/interfaces inherited from interface com.datatorrent.api.Component

com.datatorrent.api.Component.ComponentComplementPair<COMPONENT extends com.datatorrent.api.Component<?>,COMPLEMENT>

Field Summary

Fields inherited from interface com.datatorrent.api.Component

CONCAT_SEPARATOR, SPLIT_SEPARATOR

Constructor Summary

Constructors

Constructor and Description
ZKAssistedDiscovery()

Method Summary

Methods

Modifier and Type	Method and Description
void	advertise(Discovery.Service<byte[]> service) Advertise the host/port address where FlumeSink is accepting a client connection.
void	configure(org.apache.flume.Context context)
Collection<Discovery.Service<byte[]>>	discover() Discover all the addresses which are actively accepting the client connections.
void	doAdvertise(Discovery.Service<byte[]> service, boolean flag)
boolean	equals(Object obj)
String	getBasePath()
int	getConnectionRetryCount()
String	getConnectionString()
int	getConnectionTimeoutMillis()
int	getConntectionRetrySleepMillis()
String	getServiceName()
int	hashCode()
void	setBasePath(String basePath)
void	setConnectionRetryCount(int connectionRetryCount)
void	setConnectionString(String connectionString)
void	setConnectionTimeoutMillis(int connectionTimeoutMillis)
void	setConntectionRetrySleepMillis(int conntectionRetrySleepMillis)
void	setServiceName(String serviceName)
void	setup(com.datatorrent.api.Context context)
void	teardown()
String	toString()
void	unadvertise(Discovery.Service<byte[]> service) Recall the previously published address as it's no longer valid.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

ZKAssistedDiscovery

public ZKAssistedDiscovery()

Method Detail

unadvertise

public void unadvertise(Discovery.Service<byte[]> service)

Description copied from interface: Discovery

Recall the previously published address as it's no longer valid.

Specified by:

unadvertise in interface Discovery<byte[]>

advertise

public void advertise(Discovery.Service<byte[]> service)

Description copied from interface: Discovery

Advertise the host/port address where FlumeSink is accepting a client connection.

Specified by:

advertise in interface Discovery<byte[]>

doAdvertise

public void doAdvertise(Discovery.Service<byte[]> service,
               boolean flag)

discover

public Collection<Discovery.Service<byte[]>> discover()

Description copied from interface: Discovery

Discover all the addresses which are actively accepting the client connections.

Specified by:

discover in interface Discovery<byte[]>

Returns:

- Active server addresses which can accept the connections.

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

getConnectionString

public String getConnectionString()

Returns:

the connectionString

setConnectionString

public void setConnectionString(String connectionString)

Parameters:

connectionString - the connectionString to set

getBasePath

public String getBasePath()

Returns:

the basePath

setBasePath

public void setBasePath(String basePath)

Parameters:

basePath - the basePath to set

getConnectionTimeoutMillis

public int getConnectionTimeoutMillis()

Returns:

the connectionTimeoutMillis

setConnectionTimeoutMillis

public void setConnectionTimeoutMillis(int connectionTimeoutMillis)

Parameters:

connectionTimeoutMillis - the connectionTimeoutMillis to set

getConnectionRetryCount

public int getConnectionRetryCount()

Returns:

the connectionRetryCount

setConnectionRetryCount

public void setConnectionRetryCount(int connectionRetryCount)

Parameters:

connectionRetryCount - the connectionRetryCount to set

getConntectionRetrySleepMillis

public int getConntectionRetrySleepMillis()

Returns:

the conntectionRetrySleepMillis

setConntectionRetrySleepMillis

public void setConntectionRetrySleepMillis(int conntectionRetrySleepMillis)

Parameters:

conntectionRetrySleepMillis - the conntectionRetrySleepMillis to set

getServiceName

public String getServiceName()

Returns:

the serviceName

setServiceName

public void setServiceName(String serviceName)

Parameters:

serviceName - the serviceName to set

configure

public void configure(org.apache.flume.Context context)

Specified by:

configure in interface org.apache.flume.conf.Configurable

setup

public void setup(com.datatorrent.api.Context context)

Specified by:

setup in interface com.datatorrent.api.Component<com.datatorrent.api.Context>

teardown

public void teardown()

Specified by:

teardown in interface com.datatorrent.api.Component<com.datatorrent.api.Context>