private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.cloud.visionai.v1.Corpus,
            com.google.cloud.visionai.v1.Corpus.Builder,
            com.google.cloud.visionai.v1.CorpusOrBuilder>
        getCorporaFieldBuilder() {
      if (corporaBuilder_ == null) {
        corporaBuilder_ =
            new com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.visionai.v1.Corpus,
                com.google.cloud.visionai.v1.Corpus.Builder,
                com.google.cloud.visionai.v1.CorpusOrBuilder>(
                corpora_, ((bitField0_ & 0x00000001) != 0), getParentForChildren(), isClean());
        corpora_ = null;
      }
      return corporaBuilder_;
    }
<pre>
The corpora in the project.
</pre>

<code>repeated .google.cloud.visionai.v1.Corpus corpora = 1;</code>
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/ListCorporaResponse.java