@java.lang.Override
  protected Builder newBuilderForType(com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
    Builder builder = new Builder(parent);
    return builder;
  }
<pre>
Required. The ThreatLists to search in. Multiple ThreatLists may be
specified.
</pre>

<code>
repeated .google.cloud.webrisk.v1.ThreatType threat_types = 2 [(.google.api.field_behavior) = REQUIRED];
</code>

@param index The index of the value to return.
@return The enum numeric value on the wire of threatTypes at the given index.
java-webrisk/proto-google-cloud-webrisk-v1/src/main/java/com/google/webrisk/v1/SearchHashesRequest.java