public Builder mergeFrom(com.google.cloud.translate.v3beta1.DetectLanguageRequest other) {
      if (other == com.google.cloud.translate.v3beta1.DetectLanguageRequest.getDefaultInstance())
        return this;
      if (!other.getParent().isEmpty()) {
        parent_ = other.parent_;
        bitField0_ |= 0x00000001;
        onChanged();
      }
      if (!other.getModel().isEmpty()) {
        model_ = other.model_;
        bitField0_ |= 0x00000002;
        onChanged();
      }
      if (!other.getMimeType().isEmpty()) {
        mimeType_ = other.mimeType_;
        bitField0_ |= 0x00000008;
        onChanged();
      }
      internalGetMutableLabels().mergeFrom(other.internalGetLabels());
      bitField0_ |= 0x00000010;
      switch (other.getSourceCase()) {
        case CONTENT:
          {
            sourceCase_ = 1;
            source_ = other.source_;
            onChanged();
            break;
          }
        case SOURCE_NOT_SET:
          {
            break;
          }
      }
      this.mergeUnknownFields(other.getUnknownFields());
      onChanged();
      return this;
    }
<pre>
The request message for language detection.
</pre>

Protobuf type {@code google.cloud.translation.v3beta1.DetectLanguageRequest}
java-translate/proto-google-cloud-translate-v3beta1/src/main/java/com/google/cloud/translate/v3beta1/DetectLanguageRequest.java