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add SimpleSnitch and make it the default 

patch by Erick Tryzelaar; reviewed by jbellis for CASSANDRA-994



git-svn-id: https://svn.apache.org/repos/asf/cassandra/trunk@935726 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Jonathan Ellis 2010-04-19 20:11:10 +00:00
parent 1a904da729
commit c59a4fc4bb
3 changed files with 42 additions and 2 deletions
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2
conf/cassandra.xml
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@ -53,7 +53,7 @@
~ org.apache.cassandra.locator.RackInferringSnitch and
~ org.apache.cassandra.locator.PropertyFileSnitch.
-->
<EndpointSnitch>org.apache.cassandra.locator.RackInferringSnitch</EndpointSnitch>
<EndpointSnitch>org.apache.cassandra.locator.SimpleSnitch</EndpointSnitch>
<!--
~ Keyspaces and ColumnFamilies:

40
src/java/org/apache/cassandra/locator/SimpleSnitch.java Normal file
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@ -0,0 +1,40 @@
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.cassandra.locator;
import java.net.InetAddress;
import java.util.*;
/**
* A simple endpoint snitch implementation does not sort addresses by
* proximity.
*/
public class SimpleSnitch implements IEndpointSnitch
{
public List<InetAddress> getSortedListByProximity(final InetAddress address, Collection<InetAddress> addresses)
{
List<InetAddress> list = new ArrayList<InetAddress>(addresses);
return list;
}
public List<InetAddress> sortByProximity(final InetAddress address, List<InetAddress> addresses)
{
return addresses;
}
}

2
test/conf/cassandra.xml
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@ -37,7 +37,7 @@
<DiskAccessMode>mmap</DiskAccessMode>
<MemtableThroughputInMB>1</MemtableThroughputInMB>
<MemtableOperationsInMillions>0.00002</MemtableOperationsInMillions> <!-- 20 -->
<EndpointSnitch>org.apache.cassandra.locator.RackInferringSnitch</EndpointSnitch>
<EndpointSnitch>org.apache.cassandra.locator.SimpleSnitch</EndpointSnitch>
<Keyspaces>
<Keyspace Name = "Keyspace1">
<ColumnFamily Name="Standard1" RowsCached="10%" KeysCached="0"/>