}
  void add_inputs(::flatbuffers::Offset<::flatbuffers::Vector<int32_t>> inputs) {
    fbb_.AddOffset(Operator::VT_INPUTS, inputs);
  }
  void add_outputs(::flatbuffers::Offset<::flatbuffers::Vector<int32_t>> outputs) {
    fbb_.AddOffset(Operator::VT_OUTPUTS, outputs);
  }
  void add_builtin_options_type(tflite::BuiltinOptions builtin_options_type) {

    auto signature_key_buf =
        builder_.CreateString(signature_def_data.signature_key);
    tflite::SignatureDefBuilder sig_def_builder(builder_);
    sig_def_builder.add_inputs(inputs_buf);
    sig_def_builder.add_outputs(outputs_buf);
    sig_def_builder.add_signature_key(signature_key_buf);
    sig_def_builder.add_subgraph_index(signature_def_data.subgraph_index);
    signature_defs_buffer.push_back(sig_def_builder.Finish());

        GroupedTaskOutputFixture task = tasks.get(taskName);
        if (task == null) {
            task = new GroupedTaskOutputFixture(taskName);
            tasks.put(taskName, task);
        }

        task.addOutput(taskOutput);
        task.setOutcome(taskOutcome);
    }

    private void consumeTransformOutput(Matcher matcher) {
        String initialSubjectType = matcher.group(1);
        String subject = matcher.group(2);

import static org.gradle.util.internal.CollectionUtils.join;

public abstract class GroupedNodeFixture {

    private final List<String> outputs = new ArrayList<>(1);

    public void addOutput(String transformOutput) {
        outputs.add(transformOutput);
    }

    public String getOutput() {
        List<String> nonEmptyOutputs = filter(outputs, string -> !string.equals(""));

 */
public abstract class GroupedWorkOutputFixture {

    private final List<String> outputs = new ArrayList<>(1);

    /**
     * Adds an output entry to the group.
     */
    public void addOutput(String output) {
        outputs.add(output);
    }

    /**
     * Returns concatenated non-empty output entries.
     */
    public String getOutput() {