@java.lang.Override
    public com.google.cloud.vertexai.api.Examples.ExampleGcsSource.DataFormat getDataFormat() {
      com.google.cloud.vertexai.api.Examples.ExampleGcsSource.DataFormat result =
          com.google.cloud.vertexai.api.Examples.ExampleGcsSource.DataFormat.forNumber(dataFormat_);
      return result == null
          ? com.google.cloud.vertexai.api.Examples.ExampleGcsSource.DataFormat.UNRECOGNIZED
          : result;
    }
<pre>
The format in which instances are given, if not specified, assume it's
JSONL format. Currently only JSONL format is supported.
</pre>

<code>.google.cloud.vertexai.v1.Examples.ExampleGcsSource.DataFormat data_format = 1;</code>

@return The dataFormat.
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/Examples.java