Thomas Mueller created OAK-9165:
-----------------------------------
Summary: Lucene: unique sync property index don't work properly
Key: OAK-9165
URL: https://issues.apache.org/jira/browse/OAK-9165
Project: Jackrabbit Oak
Issue Type: Improvement
Components: indexing, lucene, property-index
Reporter: Thomas Mueller
Assignee: Thomas Mueller
Looks like Lucene already supports unique property indexes, by setting "sync" =
true and "unique" = true on the indexed property.
But there is a bug: you can create a unique property index if there is a
duplicate entry in the content. Reindexing succeeds. But then removing the
duplicate entry in the content fails with:
I got the following exception
{noformat}
java.lang.NullPointerException: null
at
org.apache.jackrabbit.oak.plugins.index.property.strategy.UniqueEntryStoreStrategy.remove(UniqueEntryStoreStrategy.java:92)
[org.apache.jackrabbit.oak-core:1.14.0.SNAPSHOT]
at
org.apache.jackrabbit.oak.plugins.index.property.strategy.UniqueEntryStoreStrategy.update(UniqueEntryStoreStrategy.java:78)
[org.apache.jackrabbit.oak-core:1.14.0.SNAPSHOT]
at
org.apache.jackrabbit.oak.plugins.index.lucene.property.PropertyIndexUpdateCallback.propertyUpdated(PropertyIndexUpdateCallback.java:98)
[org.apache.jackrabbit.oak-lucene:1.14.0.SNAPSHOT]
at
org.apache.jackrabbit.oak.plugins.index.search.CompositePropertyUpdateCallback.propertyUpdated(CompositePropertyUpdateCallback.java:46)
[org.apache.jackrabbit.oak-lucene:1.14.0.SNAPSHOT]
at
org.apache.jackrabbit.oak.plugins.index.lucene.LuceneIndexEditor.propertyUpdated(LuceneIndexEditor.java:378)
[org.apache.jackrabbit.oak-lucene:1.14.0.SNAPSHOT]
{noformat}
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