android/guava/src/com/google/common/collect/HashBiMap.java
private void insertIntoTableKToV(int entry, int keyHash) {
    checkArgument(entry != ABSENT);
    int keyBucket = bucket(keyHash);
    nextInBucketKToV[entry] = hashTableKToV[keyBucket];
    hashTableKToV[keyBucket] = entry;
  }
private void insertIntoTableKToV(int entry, int keyHash) {
    checkArgument(entry != ABSENT);
    int keyBucket = bucket(keyHash);
    nextInBucketKToV[entry] = hashTableKToV[keyBucket];
    hashTableKToV[keyBucket] = entry;
  }
Updates the K-to-V hash table to include the entry at the specified index, which is assumed to
have not yet been added.