@Override
  public boolean controlCompactionForBlobStore(PartitionId id, boolean enabled) {
    if (exceptionToThrowOnControllingCompaction != null) {
      throw exceptionToThrowOnControllingCompaction;
    }
    compactionControlledPartitionId = id;
    compactionEnableVal = enabled;
    return returnValueOfControllingCompaction;
  }
The {@link PartitionId} that was provided in the call to {@link #startBlobStore(PartitionId)}
ambry-server/src/test/java/com/github/ambry/server/MockStorageManager.java