LUCENE-9356: Make FST throw the correct exception upon incorrect inpu…

…t type.
Jahia · Jun 12, 2020 · 38adf09 · 38adf09
1 parent 2991acf
commit 38adf09
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/lucene/core/src/java/org/apache/lucene/util/fst/FST.java b/lucene/core/src/java/org/apache/lucene/util/fst/FST.java
@@ -26,6 +26,7 @@
 import java.nio.file.Path;
 
 import org.apache.lucene.codecs.CodecUtil;
+import org.apache.lucene.index.CorruptIndexException;
 import org.apache.lucene.store.ByteBuffersDataOutput;
 import org.apache.lucene.store.DataInput;
 import org.apache.lucene.store.DataOutput;
@@ -452,7 +453,7 @@ public FST(DataInput in, Outputs<T> outputs, FSTStore fstStore) throws IOExcepti
         inputType = INPUT_TYPE.BYTE4;
         break;
     default:
-      throw new IllegalStateException("invalid input type " + t);
+      throw new CorruptIndexException("invalid input type " + t, in);
     }
     startNode = in.readVLong();