Package org.apache.cassandra.locator
Class RackInferringSnitch
- java.lang.Object
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- org.apache.cassandra.locator.AbstractEndpointSnitch
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- org.apache.cassandra.locator.AbstractNetworkTopologySnitch
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- org.apache.cassandra.locator.RackInferringSnitch
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- All Implemented Interfaces:
IEndpointSnitch
public class RackInferringSnitch extends AbstractNetworkTopologySnitch
A simple endpoint snitch implementation that assumes datacenter and rack information is encoded in the 2nd and 3rd octets of the ip address, respectively.
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Constructor Summary
Constructors Constructor Description RackInferringSnitch()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.String
getDatacenter(InetAddressAndPort endpoint)
Return the data center for which an endpoint resides injava.lang.String
getRack(InetAddressAndPort endpoint)
Return the rack for which an endpoint resides in-
Methods inherited from class org.apache.cassandra.locator.AbstractNetworkTopologySnitch
compareEndpoints
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Methods inherited from class org.apache.cassandra.locator.AbstractEndpointSnitch
gossiperStarting, isWorthMergingForRangeQuery, sortedByProximity
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface org.apache.cassandra.locator.IEndpointSnitch
getDatacenter, getDatacenter, getLocalDatacenter, getLocalRack, validate
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Method Detail
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getRack
public java.lang.String getRack(InetAddressAndPort endpoint)
Description copied from class:AbstractNetworkTopologySnitch
Return the rack for which an endpoint resides in- Specified by:
getRack
in interfaceIEndpointSnitch
- Specified by:
getRack
in classAbstractNetworkTopologySnitch
- Parameters:
endpoint
- a specified endpoint- Returns:
- string of rack
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getDatacenter
public java.lang.String getDatacenter(InetAddressAndPort endpoint)
Description copied from class:AbstractNetworkTopologySnitch
Return the data center for which an endpoint resides in- Specified by:
getDatacenter
in interfaceIEndpointSnitch
- Specified by:
getDatacenter
in classAbstractNetworkTopologySnitch
- Parameters:
endpoint
- a specified endpoint- Returns:
- string of data center
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