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Add zenPings(ImmutableList) again #9099

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Add zenPings(ImmutableList) again #9099

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cf225fd
Add zenPings(ImmutableList) again
dadoonet Dec 30, 2014
8d94830
Add annotation to suppress unused warning
dadoonet Jan 2, 2015
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20 changes: 20 additions & 0 deletions src/main/java/org/elasticsearch/discovery/zen/ping/ZenPingService.java
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Original file line number Diff line number Diff line change
Expand Up @@ -68,6 +68,26 @@ public ImmutableList<? extends ZenPing> zenPings() {
return this.zenPings;
}

/**
* This method could be used by discovery plugins. For example in EC2 discovery,
* we are adding a HostsProvider to unicastZenPing.
* This hosts provider makes AWS API calls to get back the list of potential elasticsearch nodes.
* https://github.com/elasticsearch/elasticsearch-cloud-aws/blob/master/src/main/java/org/elasticsearch/discovery/ec2/Ec2Discovery.java#L64-71
*/
@SuppressWarnings("unused")
public void zenPings(ImmutableList<? extends ZenPing> pings) {
this.zenPings = pings;
if (lifecycle.started()) {
for (ZenPing zenPing : zenPings) {
zenPing.start();
}
} else if (lifecycle.stopped()) {
for (ZenPing zenPing : zenPings) {
zenPing.stop();
}
}
}

@Override
public void setPingContextProvider(PingContextProvider contextProvider) {
if (lifecycle.started()) {
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