MasterFaultDetection

java.lang.Object
- org.elasticsearch.common.component.AbstractComponent
- - org.elasticsearch.discovery.zen.fd.FaultDetection
  - - org.elasticsearch.discovery.zen.fd.MasterFaultDetection

```
public class MasterFaultDetection
extends FaultDetection
```
A fault detection that pings the master periodically to see if its alive.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
`static interface`	`MasterFaultDetection.Listener`

Field Summary

Fields

Modifier and Type	Field and Description
`static String`	`MASTER_PING_ACTION_NAME`

Fields inherited from class org.elasticsearch.discovery.zen.fd.FaultDetection
clusterName, connectionListener, connectOnNetworkDisconnect, pingInterval, pingRetryCount, pingRetryTimeout, registerConnectionListener, SETTING_CONNECT_ON_NETWORK_DISCONNECT, SETTING_PING_INTERVAL, SETTING_PING_RETRIES, SETTING_PING_TIMEOUT, SETTING_REGISTER_CONNECTION_LISTENER, threadPool, transportService

Fields inherited from class org.elasticsearch.common.component.AbstractComponent
componentSettings, logger, settings

Constructor Summary

Constructors

Constructor and Description
`MasterFaultDetection(Settings settings, ThreadPool threadPool, TransportService transportService, ClusterName clusterName, ClusterService clusterService)`

Method Summary

All Methods

Instance Methods

Concrete Methods
Modifier and Type	Method and Description
`void`	`addListener(MasterFaultDetection.Listener listener)`
`void`	`close()`
`protected void`	`handleTransportDisconnect(DiscoveryNode node)` This method will be called when the `TransportService` raised a node disconnected event
`DiscoveryNode`	`masterNode()`
`void`	`removeListener(MasterFaultDetection.Listener listener)`
`void`	`restart(DiscoveryNode masterNode, String reason)`
`void`	`start(DiscoveryNode masterNode, String reason)`
`void`	`stop(String reason)`

Methods inherited from class org.elasticsearch.common.component.AbstractComponent
nodeName

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail
- MASTER_PING_ACTION_NAME
```
public static final String MASTER_PING_ACTION_NAME
```
  See Also:
  
  Constant Field Values

Constructor Detail

MasterFaultDetection

public MasterFaultDetection(Settings settings,
                            ThreadPool threadPool,
                            TransportService transportService,
                            ClusterName clusterName,
                            ClusterService clusterService)

Method Detail

masterNode
```
public DiscoveryNode masterNode()
```

addListener

public void addListener(MasterFaultDetection.Listener listener)

removeListener

public void removeListener(MasterFaultDetection.Listener listener)

restart

public void restart(DiscoveryNode masterNode,
                    String reason)

start

public void start(DiscoveryNode masterNode,
                  String reason)

stop
```
public void stop(String reason)
```

close
```
public void close()
```

handleTransportDisconnect
```
protected void handleTransportDisconnect(DiscoveryNode node)
```
Description copied from class: FaultDetection

This method will be called when the TransportService raised a node disconnected event

Class MasterFaultDetection

Nested Class Summary

Nested Classes

Field Summary

Fields

Fields inherited from class org.elasticsearch.discovery.zen.fd.FaultDetection

Fields inherited from class org.elasticsearch.common.component.AbstractComponent

Constructor Summary

Constructors

Method Summary

Methods inherited from class org.elasticsearch.common.component.AbstractComponent

Methods inherited from class java.lang.Object

Field Detail

MASTER_PING_ACTION_NAME

Constructor Detail

MasterFaultDetection

Method Detail

masterNode

addListener

removeListener

restart

start

stop

close

handleTransportDisconnect