Package org.apache.solr.util

Class RandomNoReverseMergePolicyFactory

java.lang.Object

org.apache.solr.index.MergePolicyFactory

org.apache.solr.util.RandomNoReverseMergePolicyFactory

public final class RandomNoReverseMergePolicyFactory
extends org.apache.solr.index.MergePolicyFactory

A MergePolicyFactory for RandomMergePolicy preventing random segment reversing. It's absolutely necessary for all block join dependent tests. Without it, they may unexpectedly fail from time to time.

Field Summary

Fields inherited from class org.apache.solr.index.MergePolicyFactory

args, resourceLoader, schema

Constructor Summary

Constructors

Constructor	Description
RandomNoReverseMergePolicyFactory()

Method Summary

Modifier and Type	Method	Description
static org.junit.rules.TestRule	createRule()	This rule works because all solrconfig*.xml files include solrconfig.snippet.randomindexconfig.xml where this property is used.
org.apache.lucene.index.MergePolicy	getMergePolicy()

Methods inherited from class java.lang.Object

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

Constructor Detail

RandomNoReverseMergePolicyFactory

public RandomNoReverseMergePolicyFactory()

Method Detail

createRule

public static org.junit.rules.TestRule createRule()

This rule works because all solrconfig*.xml files include solrconfig.snippet.randomindexconfig.xml where this property is used. If one refuse to include it, test may unexpectedly fail from time to time.

getMergePolicy

public org.apache.lucene.index.MergePolicy getMergePolicy()

Specified by:

getMergePolicy in class org.apache.solr.index.MergePolicyFactory