mad commented on code in PR #11900:
URL: https://github.com/apache/lucene/pull/11900#discussion_r2686471790
##########
lucene/codecs/src/java/org/apache/lucene/codecs/bloom/FuzzySet.java:
##########
@@ -46,7 +46,9 @@ public class FuzzySet implements Accountable {
public static final int VERSION_SPI = 1; // HashFunction used to be loaded
through a SPI
public static final int VERSION_START = VERSION_SPI;
- public static final int VERSION_CURRENT = 2;
+ public static final int VERSION_MURMUR2 = 2;
+ private static final int VERSION_MULTI_HASH = 3;
+ public static final int VERSION_CURRENT = VERSION_MULTI_HASH;
Review Comment:
@jpountz Please tell me what can be done for backward compatibility?
The index from version 8 does not open in version 9
```
Caused by: java.io.EOFException: read past EOF:
ByteBufferIndexInput(path="/tmp/index/_2u_BloomFilter_0.blm")
at
org.apache.lucene.store.ByteBufferIndexInput.readByte(ByteBufferIndexInput.java:130)
at
org.apache.lucene.store.BufferedChecksumIndexInput.readByte(BufferedChecksumIndexInput.java:39)
at org.apache.lucene.store.DataInput.readInt(DataInput.java:98)
at org.apache.lucene.store.DataInput.readLong(DataInput.java:184)
at
org.apache.lucene.codecs.bloom.FuzzySet.deserialize(FuzzySet.java:200)
at
org.apache.lucene.codecs.bloom.BloomFilteringPostingsFormat$BloomFilteredFieldsProducer.<init>(BloomFilteringPostingsFormat.java:172)
at
org.apache.lucene.codecs.bloom.BloomFilteringPostingsFormat.fieldsProducer(BloomFilteringPostingsFormat.java:140)
at
org.apache.lucene.codecs.perfield.PerFieldPostingsFormat$FieldsReader.<init>(PerFieldPostingsFormat.java:328)
```
Is it possible to automatically remove an unsupported codec?
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