cassandra-server

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">  <html lang="en"> <head>  <title>org.apache.cassandra.locator (apache-cassandra API)</title> <meta name="date" content="2014-09-07"> <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style"> </head> <body> <script type="text/javascript"> </script> <noscript> <div>JavaScript is disabled on your browser.</div> </noscript>  <div class="topNav"><a name="navbar_top">  </a><a href="#skip-navbar_top" title="Skip navigation links"></a><a name="navbar_top_firstrow">  </a> <ul class="navList" title="Navigation"> <li><a href="../../../../overview-summary.html">Overview</a></li> <li class="navBarCell1Rev">Package</li> <li>Class</li> <li><a href="package-use.html">Use</a></li> <li><a href="package-tree.html">Tree</a></li> <li><a href="../../../../deprecated-list.html">Deprecated</a></li> <li><a href="../../../../index-all.html">Index</a></li> <li><a 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summary="Interface Summary table, listing interfaces, and an explanation"> <caption><span>Interface Summary</span><span class="tabEnd"> </span></caption> <tr> <th class="colFirst" scope="col">Interface</th> <th class="colLast" scope="col">Description</th> </tr> <tbody> <tr class="altColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/DynamicEndpointSnitchMBean.html" title="interface in org.apache.cassandra.locator">DynamicEndpointSnitchMBean</a></td> <td class="colLast"> </td> </tr> <tr class="rowColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/EndpointSnitchInfoMBean.html" title="interface in org.apache.cassandra.locator">EndpointSnitchInfoMBean</a></td> <td class="colLast"> <div class="block">MBean exposing standard Snitch info</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/IEndpointSnitch.html" title="interface in org.apache.cassandra.locator">IEndpointSnitch</a></td> <td class="colLast"> <div class="block">This interface helps determine location of node in the data center relative to another node.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/ILatencySubscriber.html" title="interface in org.apache.cassandra.locator">ILatencySubscriber</a></td> <td class="colLast"> </td> </tr> <tr class="altColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/SeedProvider.html" title="interface in org.apache.cassandra.locator">SeedProvider</a></td> <td class="colLast"> </td> </tr> </tbody> </table> </li> <li class="blockList"> <table class="packageSummary" border="0" cellpadding="3" cellspacing="0" summary="Class Summary table, listing classes, and an explanation"> <caption><span>Class Summary</span><span class="tabEnd"> </span></caption> <tr> <th class="colFirst" scope="col">Class</th> <th class="colLast" scope="col">Description</th> </tr> <tbody> <tr class="altColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/AbstractEndpointSnitch.html" title="class in org.apache.cassandra.locator">AbstractEndpointSnitch</a></td> <td class="colLast"> </td> </tr> <tr class="rowColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/AbstractNetworkTopologySnitch.html" title="class in org.apache.cassandra.locator">AbstractNetworkTopologySnitch</a></td> <td class="colLast"> <div class="block">An endpoint snitch tells Cassandra information about network topology that it can use to route requests more efficiently.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/AbstractReplicationStrategy.html" title="class in org.apache.cassandra.locator">AbstractReplicationStrategy</a></td> <td class="colLast"> <div class="block">A abstract parent for all replication strategies.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/CloudstackSnitch.html" title="class in org.apache.cassandra.locator">CloudstackSnitch</a></td> <td class="colLast"> <div class="block">A snitch that assumes a Cloudstack Zone follows the typical convention <country>-<location>-<availability zone> and uses the country/location tuple as a datacenter and the availability zone as a rack</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/DynamicEndpointSnitch.html" title="class in org.apache.cassandra.locator">DynamicEndpointSnitch</a></td> <td class="colLast"> <div class="block">A dynamic snitch that sorts endpoints by latency with an adapted phi failure detector</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/Ec2MultiRegionSnitch.html" title="class in org.apache.cassandra.locator">Ec2MultiRegionSnitch</a></td> <td class="colLast"> <div class="block">1) Snitch will automatically set the public IP by querying the AWS API 2) Snitch will set the private IP as a Gossip application state.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/Ec2Snitch.html" title="class in org.apache.cassandra.locator">Ec2Snitch</a></td> <td class="colLast"> <div class="block">A snitch that assumes an EC2 region is a DC and an EC2 availability_zone is a rack.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/EndpointSnitchInfo.html" title="class in org.apache.cassandra.locator">EndpointSnitchInfo</a></td> <td class="colLast"> </td> </tr> <tr class="altColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/GoogleCloudSnitch.html" title="class in org.apache.cassandra.locator">GoogleCloudSnitch</a></td> <td class="colLast"> <div class="block">A snitch that assumes an GCE region is a DC and an GCE availability_zone is a rack.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/GossipingPropertyFileSnitch.html" title="class in org.apache.cassandra.locator">GossipingPropertyFileSnitch</a></td> <td class="colLast"> </td> </tr> <tr class="altColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/LocalStrategy.html" title="class in org.apache.cassandra.locator">LocalStrategy</a></td> <td class="colLast"> </td> </tr> <tr class="rowColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/NetworkTopologyStrategy.html" title="class in org.apache.cassandra.locator">NetworkTopologyStrategy</a></td> <td class="colLast"> <div class="block">This Replication Strategy takes a property file that gives the intended replication factor in each datacenter.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/OldNetworkTopologyStrategy.html" title="class in org.apache.cassandra.locator">OldNetworkTopologyStrategy</a></td> <td class="colLast"> <div class="block">This Replication Strategy returns the nodes responsible for a given key but respects rack awareness.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/PropertyFileSnitch.html" title="class in org.apache.cassandra.locator">PropertyFileSnitch</a></td> <td class="colLast"> <div class="block">Used to determine if two IP's are in the same datacenter or on the same rack.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/RackInferringSnitch.html" title="class in org.apache.cassandra.locator">RackInferringSnitch</a></td> <td class="colLast"> <div class="block">A simple endpoint snitch implementation that assumes datacenter and rack information is encoded in the 2nd and 3rd octets of the ip address, respectively.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/ReconnectableSnitchHelper.html" title="class in org.apache.cassandra.locator">ReconnectableSnitchHelper</a></td> <td class="colLast"> <div class="block">Sidekick helper for snitches that want to reconnect from one IP addr for a node to another.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/SimpleSeedProvider.html" title="class in org.apache.cassandra.locator">SimpleSeedProvider</a></td> <td class="colLast"> </td> </tr> <tr class="rowColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/SimpleSnitch.html" title="class in org.apache.cassandra.locator">SimpleSnitch</a></td> <td class="colLast"> <div class="block">A simple endpoint snitch implementation that treats Strategy order as proximity, allowing non-read-repaired reads to prefer a single endpoint, which improves cache locality.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/SimpleStrategy.html" title="class in org.apache.cassandra.locator">SimpleStrategy</a></td> <td class="colLast"> <div class="block">This class returns the nodes responsible for a given key but does not respect rack awareness.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/SnitchProperties.html" title="class in org.apache.cassandra.locator">SnitchProperties</a></td> <td class="colLast"> </td> </tr> <tr class="altColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/TokenMetadata.html" title="class in org.apache.cassandra.locator">TokenMetadata</a></td> <td class="colLast"> </td> </tr> <tr class="rowColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/TokenMetadata.Topology.html" title="class in org.apache.cassandra.locator">TokenMetadata.Topology</a></td> <td class="colLast"> <div class="block">Tracks the assignment of racks and endpoints in each datacenter for all the "normal" endpoints in this TokenMetadata.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/YamlFileNetworkTopologySnitch.html" title="class in org.apache.cassandra.locator">YamlFileNetworkTopologySnitch</a></td> <td class="colLast"> <div class="block">Network topology snitch that reads its configuration from a YAML file.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/YamlFileNetworkTopologySnitch.Datacenter.html" title="class in org.apache.cassandra.locator">YamlFileNetworkTopologySnitch.Datacenter</a></td> <td class="colLast"> <div class="block">Data center object type for the YAML topology configuration.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/YamlFileNetworkTopologySnitch.Node.html" title="class in org.apache.cassandra.locator">YamlFileNetworkTopologySnitch.Node</a></td> <td class="colLast"> <div class="block">Node object type for the YAML topology configuration.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/YamlFileNetworkTopologySnitch.Rack.html" title="class in org.apache.cassandra.locator">YamlFileNetworkTopologySnitch.Rack</a></td> <td class="colLast"> <div class="block">Rack object type for the YAML topology configuration.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><a href="../../../../org/apache/cassandra/locator/YamlFileNetworkTopologySnitch.TopologyConfig.html" title="class in org.apache.cassandra.locator">YamlFileNetworkTopologySnitch.TopologyConfig</a></td> <td class="colLast"> <div class="block">Root object type for the YAML topology configuration.</div> </td> </tr> </tbody> </table> 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