super.setUp();
    }

    public void test_getContent() {
        DocumentHelper documentHelper = new DocumentHelper();

        ResponseData responseData = new ResponseData();
        Map<String, Object> dataMap = new HashMap<>();
        assertEquals("", documentHelper.getContent(null, responseData, null, dataMap));
        assertEquals("", documentHelper.getContent(null, responseData, "", dataMap));

@Experimental
public interface XmlWriterRequest<T> {

    @Nullable
    Path getPath();

    @Nullable
    OutputStream getOutputStream();

    @Nullable
    Writer getWriter();

    @Nonnull
    T getContent();

    static <T> XmlWriterRequestBuilder<T> builder() {
        return new XmlWriterRequestBuilder<>();
    }

    class XmlWriterRequestBuilder<T> {
        Path path;
        OutputStream outputStream;

                .param("size", ComponentUtil.getFessConfig().getPageDictionaryMaxFetchSize()).execute()) {
            final Map<String, Object> contentMap = response.getContent(OpenSearchCurl.jsonParser());
            @SuppressWarnings("unchecked")
            final List<Map<String, Object>> fileList = (List<Map<String, Object>>) contentMap.get("file");

    }

    @Override
    public void write(XmlWriterRequest<PersistedToolchains> request) throws XmlWriterException {
        nonNull(request, "request");
        PersistedToolchains content = Objects.requireNonNull(request.getContent(), "content");
        OutputStream outputStream = request.getOutputStream();
        Writer writer = request.getWriter();
        if (writer == null && outputStream == null) {

    }

    @Override
    public void write(XmlWriterRequest<PersistedToolchains> request) throws XmlWriterException {
        nonNull(request, "request");
        PersistedToolchains content = Objects.requireNonNull(request.getContent(), "content");
        OutputStream outputStream = request.getOutputStream();
        Writer writer = request.getWriter();
        if (writer == null && outputStream == null) {

        }
    }

    @Override
    public void write(XmlWriterRequest<Model> request) throws XmlWriterException {
        nonNull(request, "request");
        Model content = nonNull(request.getContent(), "content");
        Path path = request.getPath();
        OutputStream outputStream = request.getOutputStream();
        Writer writer = request.getWriter();

        }
    }

    @Override
    public void write(XmlWriterRequest<Model> request) throws XmlWriterException {
        nonNull(request, "request");
        Model content = nonNull(request.getContent(), "content");
        Path path = request.getPath();
        OutputStream outputStream = request.getOutputStream();
        Writer writer = request.getWriter();

                } else {
                    pair.getSecond().add(new Pair<>(Pattern.compile(regex), entity.getContent()));
                }
            } else {
                pair.getFirst().put(toLowerCase(entity.getTerm()), entity.getContent());
            }
        });
        this.relatedContentMap = relatedContentMap;
        return relatedContentMap.size();
    }

    }

    public Object getContent() throws IOException {
        try {
            handshake();
        } catch (IOException ex) { }
        return connection.getContent();
    }

    public Object getContent(Class[] classes) throws IOException {
        try {
            handshake();
        } catch (IOException ex) { }
        return connection.getContent(classes);
    }

        }
    }

    @Override
    public void write(XmlWriterRequest<PluginDescriptor> request) throws XmlWriterException {
        nonNull(request, "request");
        PluginDescriptor content = nonNull(request.getContent(), "content");
        Path path = request.getPath();
        OutputStream outputStream = request.getOutputStream();
        Writer writer = request.getWriter();