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Removed all unused imports #1838

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13 changes: 0 additions & 13 deletions ann/src/main/java/com/twitter/ann/hnsw/HnswIndex.java
Original file line number Diff line number Diff line change
Expand Up @@ -20,19 +20,6 @@
import java.util.concurrent.locks.ReentrantReadWriteLock;
import java.util.function.Function;

import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Preconditions;
import com.google.common.collect.ImmutableList;

import org.apache.thrift.TException;

import com.twitter.ann.common.IndexOutputFile;
import com.twitter.ann.common.thriftjava.HnswInternalIndexMetadata;
import com.twitter.bijection.Injection;
import com.twitter.logging.Logger;
import com.twitter.mediaservices.commons.codec.ArrayByteBufferCodec;
import com.twitter.search.common.file.AbstractFile;

/**
* Typed multithreaded HNSW implementation supporting creation/querying of approximate nearest neighbour
* Paper: https://arxiv.org/pdf/1603.09320.pdf
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16 changes: 0 additions & 16 deletions ann/src/main/java/com/twitter/ann/hnsw/HnswIndexIOUtil.java
Original file line number Diff line number Diff line change
Expand Up @@ -10,22 +10,6 @@
import java.util.Set;
import java.util.stream.Collectors;

import com.google.common.collect.ImmutableList;

import org.apache.thrift.TDeserializer;
import org.apache.thrift.TException;
import org.apache.thrift.TSerializer;
import org.apache.thrift.protocol.TBinaryProtocol;
import org.apache.thrift.protocol.TProtocol;
import org.apache.thrift.transport.TIOStreamTransport;
import org.apache.thrift.transport.TTransportException;

import com.twitter.ann.common.thriftjava.HnswGraphEntry;
import com.twitter.ann.common.thriftjava.HnswInternalIndexMetadata;
import com.twitter.bijection.Injection;
import com.twitter.mediaservices.commons.codec.ArrayByteBufferCodec;
import com.twitter.search.common.file.AbstractFile;

public final class HnswIndexIOUtil {
private HnswIndexIOUtil() {
}
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3 changes: 0 additions & 3 deletions ann/src/main/java/com/twitter/ann/hnsw/HnswNode.java
Original file line number Diff line number Diff line change
@@ -1,8 +1,5 @@
package com.twitter.ann.hnsw;

import org.apache.commons.lang.builder.EqualsBuilder;
import org.apache.commons.lang.builder.HashCodeBuilder;

public class HnswNode<T> {
public final int level;
public final T item;
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