@java.lang.Override
  public int hashCode() {
    if (memoizedHashCode != 0) {
      return memoizedHashCode;
    }
    int hash = 41;
    hash = (19 * hash) + getDescriptor().hashCode();
    hash = (37 * hash) + STATE_FIELD_NUMBER;
    hash = (53 * hash) + state_;
    if (hasCreateTime()) {
      hash = (37 * hash) + CREATE_TIME_FIELD_NUMBER;
      hash = (53 * hash) + getCreateTime().hashCode();
    }
    if (hasUpdateTime()) {
      hash = (37 * hash) + UPDATE_TIME_FIELD_NUMBER;
      hash = (53 * hash) + getUpdateTime().hashCode();
    }
    if (hasError()) {
      hash = (37 * hash) + ERROR_FIELD_NUMBER;
      hash = (53 * hash) + getError().hashCode();
    }
    hash = (29 * hash) + getUnknownFields().hashCode();
    memoizedHashCode = hash;
    return hash;
  }
<pre>
Only populated when operation doesn't succeed.
</pre>

<code>.google.rpc.Status error = 4;</code>
java-translate/proto-google-cloud-translate-v3/src/main/java/com/google/cloud/translate/v3/ExportDataMetadata.java