org.elasticsearch.discovery.zen.ping

Class ZenPing.PingResponse

java.lang.Object

org.elasticsearch.discovery.zen.ping.ZenPing.PingResponse

All Implemented Interfaces:

Streamable

Enclosing interface:

ZenPing

public static class ZenPing.PingResponse
extends Object
implements Streamable

Field Summary

Fields

Modifier and Type	Field and Description
static ZenPing.PingResponse[]	EMPTY

Constructor Summary

Constructors

Constructor and Description
PingResponse(DiscoveryNode node, DiscoveryNode master, ClusterName clusterName, boolean hasJoinedOnce)

Method Summary

Modifier and Type	Method and Description
ClusterName	clusterName()
Boolean	hasJoinedOnce() true if the node has successfully joined the cluster before, null for nodes with a <1.4.0 version
long	id() an always increasing unique identifier for this ping response.
DiscoveryNode	master() the current master of the node
DiscoveryNode	node() the node which this ping describes
void	readFrom(StreamInput in)
static ZenPing.PingResponse	readPingResponse(StreamInput in)
String	toString()
void	writeTo(StreamOutput out)

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY

public static final ZenPing.PingResponse[] EMPTY

Constructor Detail

PingResponse

public PingResponse(DiscoveryNode node,
                    DiscoveryNode master,
                    ClusterName clusterName,
                    boolean hasJoinedOnce)

Parameters:

node - the node which this ping describes

master - the current master of the node

clusterName - the cluster name of the node

hasJoinedOnce - true if the joined has successfully joined the cluster before

Method Detail

id

public long id()

an always increasing unique identifier for this ping response. lower values means older pings. May be set to UNKNOWN_ID if the ping comes from nodes with version <1.4.0.Beta1

clusterName

public ClusterName clusterName()

node

public DiscoveryNode node()

the node which this ping describes

master

public DiscoveryNode master()

the current master of the node

hasJoinedOnce

@Nullable
public Boolean hasJoinedOnce()

true if the node has successfully joined the cluster before, null for nodes with a <1.4.0 version

readPingResponse

public static ZenPing.PingResponse readPingResponse(StreamInput in)
                                             throws IOException

Throws:

IOException

readFrom

public void readFrom(StreamInput in)
              throws IOException

Specified by:

readFrom in interface Streamable

Throws:

IOException

writeTo

public void writeTo(StreamOutput out)
             throws IOException

Specified by:

writeTo in interface Streamable

Throws:

IOException

toString

public String toString()

Overrides:

toString in class Object