HLTech / pact-gen

public final class RequestBodyExtractor {

    private RequestBodyExtractor() {}

    public static Body extract(Parameter[] parameters) {

        Parameter responseParameter = Arrays.stream(parameters)

            .filter(RequestBodyExtractor::isRequestBody)

            .findFirst()

            .orElse(null);

        return Body.builder()

            .type(responseParameter != null ? responseParameter.getType() : null)

            .genericArgumentTypes(TypeExtractor.extractParameterTypesFromType(

                responseParameter != null ? responseParameter.getParameterizedType() : null))

            .build();

    }

    private static boolean isRequestBody(Parameter parameter) {

        return parameter.getAnnotations().length == 0

            || parameter.isAnnotationPresent(RequestBody.class);