return classFiles;
    }

    public void setClassFiles(List<String> classFiles) {
        this.classFiles = classFiles;
    }

    @InputDirectory
    public DirectoryProperty getInputDir() {
        return inputDir;
    }

    @OutputDirectory
    public DirectoryProperty getOutputDir() {
        return outputDir;
    }

    @TaskAction
    public void adapt() throws IOException {

    }

    @Input
    @Optional
    public Map<String, String> getSubstitutions() {
        return substitutions;
    }

    @SkipWhenEmpty
    @InputFiles
    public FileTree getInputDir() {
        FileTree coreFileTree = null;
        FileTree xpackFileTree = null;
        if (includeXpack.get().isEmpty() == false) {

        return include;
    }

    @Input
    public boolean isSkipHasRestTestCheck() {
        return skipHasRestTestCheck;
    }

    @SkipWhenEmpty
    @InputFiles
    public FileTree getInputDir() {
        FileTree coreFileTree = null;
        boolean projectHasYamlRestTests = skipHasRestTestCheck || projectHasYamlRestTests();
        if (include.get().isEmpty() == false || projectHasYamlRestTests) {