@java.lang.Override
    public int hashCode() {
      if (memoizedHashCode != 0) {
        return memoizedHashCode;
      }
      int hash = 41;
      hash = (19 * hash) + getDescriptor().hashCode();
      hash = (37 * hash) + DATA_SCHEMA_KEY_FIELD_NUMBER;
      hash = (53 * hash) + getDataSchemaKey().hashCode();
      hash = (37 * hash) + SORT_DECREASING_FIELD_NUMBER;
      hash = (53 * hash) + com.google.protobuf.Internal.hashBoolean(getSortDecreasing());
      if (hasAggregateMethod()) {
        hash = (37 * hash) + AGGREGATE_METHOD_FIELD_NUMBER;
        hash = (53 * hash) + aggregateMethod_;
      }
      hash = (29 * hash) + getUnknownFields().hashCode();
      memoizedHashCode = hash;
      return hash;
    }
<pre>
Aggregate method for the current data schema key.
</pre>

<code>
optional .google.cloud.visionai.v1.SchemaKeySortingStrategy.Option.AggregateMethod aggregate_method = 3;
</code>

@return The aggregateMethod.
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/SchemaKeySortingStrategy.java