public Builder mergeFrom(com.google.cloud.translate.v3.DocumentInputConfig other) {
      if (other == com.google.cloud.translate.v3.DocumentInputConfig.getDefaultInstance())
        return this;
      if (!other.getMimeType().isEmpty()) {
        mimeType_ = other.mimeType_;
        bitField0_ |= 0x00000004;
        onChanged();
      }
      switch (other.getSourceCase()) {
        case CONTENT:
          {
            setContent(other.getContent());
            break;
          }
        case GCS_SOURCE:
          {
            mergeGcsSource(other.getGcsSource());
            break;
          }
        case SOURCE_NOT_SET:
          {
            break;
          }
      }
      this.mergeUnknownFields(other.getUnknownFields());
      onChanged();
      return this;
    }
<pre>
A document translation request input config.
</pre>

Protobuf type {@code google.cloud.translation.v3.DocumentInputConfig}
java-translate/proto-google-cloud-translate-v3/src/main/java/com/google/cloud/translate/v3/DocumentInputConfig.java