addressing forbidden api stuffs

Author: benwtrent

server/src/main/java/org/elasticsearch/index/codec/vectors/IVFVectorsReader.java

@@ -30,8 +30,8 @@
 import org.apache.lucene.util.BitSet;
 import org.apache.lucene.util.Bits;
 import org.apache.lucene.util.FixedBitSet;
-import org.apache.lucene.util.IOUtils;
 import org.apache.lucene.util.hnsw.NeighborQueue;
+import org.elasticsearch.core.IOUtils;
 
 import java.io.IOException;
 import java.util.function.IntPredicate;

server/src/main/java/org/elasticsearch/index/codec/vectors/IVFVectorsWriter.java

@@ -29,9 +29,10 @@
 import org.apache.lucene.store.IOContext;
 import org.apache.lucene.store.IndexInput;
 import org.apache.lucene.store.IndexOutput;
-import org.apache.lucene.util.IOUtils;
 import org.apache.lucene.util.InfoStream;
 import org.apache.lucene.util.VectorUtil;
+import org.elasticsearch.core.IOUtils;
+import org.elasticsearch.core.SuppressForbidden;
 
 import java.io.IOException;
 import java.io.UncheckedIOException;
@@ -250,6 +251,7 @@ static IVFVectorsReader getIVFReader(KnnVectorsReader vectorsReader, String fiel
     }
 
     @Override
+    @SuppressForbidden(reason = "require usage of Lucene's IOUtils#deleteFilesIgnoringExceptions(...)")
     public final void mergeOneField(FieldInfo fieldInfo, MergeState mergeState) throws IOException {
         rawVectorDelegate.mergeOneField(fieldInfo, mergeState);
         if (fieldInfo.getVectorEncoding().equals(VectorEncoding.FLOAT32)) {
@@ -267,7 +269,7 @@ public final void mergeOneField(FieldInfo fieldInfo, MergeState mergeState) thro
                 success = true;
             } finally {
                 if (success == false && name != null) {
-                    IOUtils.deleteFilesIgnoringExceptions(mergeState.segmentInfo.dir, name);
+                    org.apache.lucene.util.IOUtils.deleteFilesIgnoringExceptions(mergeState.segmentInfo.dir, name);
                 }
             }
             float[] globalCentroid = new float[fieldInfo.getVectorDimension()];
@@ -318,7 +320,7 @@ public final void mergeOneField(FieldInfo fieldInfo, MergeState mergeState) thro
                 } finally {
                     if (success == false && centroidTempName != null) {
                         IOUtils.closeWhileHandlingException(centroidTemp);
-                        IOUtils.deleteFilesIgnoringExceptions(mergeState.segmentInfo.dir, centroidTempName);
+                        org.apache.lucene.util.IOUtils.deleteFilesIgnoringExceptions(mergeState.segmentInfo.dir, centroidTempName);
                     }
                 }
                 try {
@@ -356,11 +358,10 @@ public final void mergeOneField(FieldInfo fieldInfo, MergeState mergeState) thro
                         writeMeta(fieldInfo, centroidOffset, centroidLength, offsets, globalCentroid);
                     }
                 } finally {
-                    IOUtils.deleteFilesIgnoringExceptions(mergeState.segmentInfo.dir, name);
-                    IOUtils.deleteFilesIgnoringExceptions(mergeState.segmentInfo.dir, centroidTempName);
+                    org.apache.lucene.util.IOUtils.deleteFilesIgnoringExceptions(mergeState.segmentInfo.dir, name, centroidTempName);
                 }
             } finally {
-                IOUtils.deleteFilesIgnoringExceptions(mergeState.segmentInfo.dir, name);
+                org.apache.lucene.util.IOUtils.deleteFilesIgnoringExceptions(mergeState.segmentInfo.dir, name);
             }
         }
     }