}

  const std::string& string() const { return pathname_; }
  const char* c_str() const { return pathname_.c_str(); }

  // Returns the current working directory, or "" if unsuccessful.
  static FilePath GetCurrentDir();

  // Given directory = "dir", base_name = "test", number = 0,
  // extension = "xml", returns "dir/test.xml". If number is greater
  // than zero (e.g., 12), returns "dir/test_12.xml".

  }

  const std::string& string() const { return pathname_; }
  const char* c_str() const { return pathname_.c_str(); }

  // Returns the current working directory, or "" if unsuccessful.
  static FilePath GetCurrentDir();

  // Given directory = "dir", base_name = "test", number = 0,
  // extension = "xml", returns "dir/test.xml". If number is greater
  // than zero (e.g., 12), returns "dir/test_12.xml".

            throw new UnsupportedOperationException("Not yet implemented."); // but should be
        }
        File dir = buildDefinition.getStartParameter().getCurrentDir();
        String name = MoreObjects.firstNonNull(buildName, dir.getName());
        validateNameIsNotBuildSrc(name, dir);
        Path identityPath = assignPath(owner, name, dir);

        return new DefaultBuildActionParameters(
            daemonParameters.getEffectiveSystemProperties(),
            daemonParameters.getEnvironmentVariables(),
            SystemProperties.getInstance().getCurrentDir(),
            startParameter.getLogLevel(),
            daemonParameters.isEnabled(),
            ClassPath.EMPTY);
    }

    private long getBuildStartTime() {

        }

        @Override
        public void write(Encoder encoder, BuildActionParameters parameters) throws Exception {
            FILE_SERIALIZER.write(encoder, parameters.getCurrentDir());
            NO_NULL_STRING_MAP_SERIALIZER.write(encoder, parameters.getSystemProperties());
            NO_NULL_STRING_MAP_SERIALIZER.write(encoder, parameters.getEnvVariables());

        if (isRootBuild()) {
            return description;
        } else {
            Path contextPath = getIdentityPath();
            String context = contextPath == null ? getStartParameter().getCurrentDir().getName() : contextPath.getPath();
            return description + " (" + context + ")";
        }
    }

    @Override
    public GradleInternal getParent() {

        String crashLogFileName = "hs_err_pid" + diagnostics.getPid() + ".log";
        List<File> candidates = new ArrayList<>();
        candidates.add(new File(build.getParameters().getCurrentDir(), crashLogFileName));
        candidates.add(new File(diagnostics.getDaemonLog().getParent(), crashLogFileName));
        findCrashLogFile(crashLogFileName).ifPresent(candidates::add);

        return candidates.stream()

            File customSettingsFile = DeprecationLogger.whileDisabled(startParameter::getSettingsFile);
            nullableFileSerializer.write(encoder, customSettingsFile);
            FILE_SERIALIZER.write(encoder, startParameter.getCurrentDir());
            FILE_SERIALIZER.write(encoder, startParameter.getGradleUserHomeDir());
            nullableFileSerializer.write(encoder, startParameter.getGradleHomeDir());

        return new DefaultBuildActionParameters(
            System.getProperties(),
            System.getenv(),
            SystemProperties.getInstance().getCurrentDir(),
            startParameter.getLogLevel(),
            false,
            ClassPath.EMPTY
        );
    }

    private BuildRequestContext createBuildRequestContext() {

        return file.isAbsolute() ? file : new File(currentDir(), file.getPath());
    }

    private static File currentDir() {
        return SystemProperties.getInstance().getCurrentDir();
    }

    public static void fileOpened(String path, String consumer) {
        fileOpened(new File(path), consumer);
    }