public static com.google.cloud.translate.v3.FileInputSource parseFrom(
      com.google.protobuf.CodedInputStream input) throws java.io.IOException {
    return com.google.protobuf.GeneratedMessageV3.parseWithIOException(PARSER, input);
  }
<pre>
Required. The file's display name.
</pre>

<code>string display_name = 3 [(.google.api.field_behavior) = REQUIRED];</code>

@return The bytes for displayName.
java-translate/proto-google-cloud-translate-v3/src/main/java/com/google/cloud/translate/v3/FileInputSource.java