com.jfinal.core.JFinal Java Examples

@Override
public void handle(String target, HttpServletRequest request, HttpServletResponse response, boolean[] isHandled) {
    if (!target.startsWith("/api")) {
        this.nextHandler.handle(target, request, response, isHandled);
        return;
    }
    
    if (JFinal.me().getAction(target, new String[1]) == null) {
        isHandled[0] = true;
        try {
            request.setCharacterEncoding("utf-8");
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        RenderFactory.me().getJsonRender(new BaseResponse(Code.NOT_FOUND, "resource is not found")).setContext(request, response).render();
    } else {
        this.nextHandler.handle(target, request, response, isHandled);
    }
}
 

@Override
public void render() {
    JetEngine engine = JetWebEngineLoader.getJetEngine();
    if (engine == null) {
        JetWebEngineLoader.setServletContext(JFinal.me().getServletContext());
    }

    String charsetEncoding = engine.getConfig().getOutputEncoding();
    response.setCharacterEncoding(charsetEncoding);
    if (response.getContentType() == null) {
        response.setContentType("text/html; charset=" + charsetEncoding);
    }

    JetContext context = new JetWebContext(request, response);
    JetTemplate template = engine.getTemplate(view);
    try {
        template.render(context, response.getOutputStream());
    } catch (IOException e) {
        throw ExceptionUtils.uncheck(e);
    }
}
 

private void insertFirstArticle(Connection connect) throws SQLException {
    String insetLog = "INSERT INTO `log`(`logId`,`canComment`,`keywords`,`alias`,`typeId`,`userId`,`title`,`content`,`plain_content`,`markdown`,`digest`,`releaseTime`,`last_update_date`,`rubbish`,`privacy`) VALUES (1,?,?,?,1,1,?,?,?,?,?,?,?,?,?)";
    try (PreparedStatement ps = connect.prepareStatement(insetLog)) {
        ps.setBoolean(1, true);
        String markdown = IOUtil.getStringInputStream(InstallService.class.getResourceAsStream("/init-blog/" + I18nUtil.getCurrentLocale() + ".md"));
        markdown = markdown.replace("${basePath}", JFinal.me().getContextPath());
        String content = renderMd(markdown);
        ps.setString(2, I18nUtil.getStringFromRes("defaultType"));
        ps.setString(3, "hello-world");
        ps.setString(4, I18nUtil.getStringFromRes("helloWorld"));
        ps.setString(5, content);
        ps.setString(6, new ArticleService().getPlainSearchText(content));
        ps.setString(7, markdown);
        ps.setString(8, ParseUtil.autoDigest(content, Constants.getAutoDigestLength()));
        ps.setObject(9, new java.util.Date());
        ps.setObject(10, new java.util.Date());
        ps.setBoolean(11, false);
        ps.setBoolean(12, false);
        ps.executeUpdate();
    }
}
 

/**
 * 数据库检查通过后，根据填写信息，执行数据表，表数据的初始化
 */
public String install() {
    Map<String, String> dbConn = (Map<String, String>) JFinal.me().getServletContext().getAttribute("dbConn");
    Map<String, String> configMsg = new HashMap<>();
    configMsg.put("title", getPara("title"));
    configMsg.put("second_title", getPara("second_title"));
    configMsg.put("username", getPara("username"));
    configMsg.put("password", getPara("password"));
    configMsg.put("email", getPara("email"));
    if (new InstallService(PathKit.getWebRootPath() + "/WEB-INF", dbConn, configMsg).install()) {
        final ZrLogConfig config = (ZrLogConfig) JFinal.me().getServletContext().getAttribute("config");
        //通知启动插件，配置库连接等操作
        config.installFinish();
        return "/install/success";
    } else {
        setAttr("errorMsg", "[Error-" + TestConnectDbResult.UNKNOWN.getError() + "] - " + I18nUtil.getStringFromRes("connectDbError_" + TestConnectDbResult.UNKNOWN.getError()));
        return "/install/message";
    }
}
 

/**
 * 检查数据库是否可以正常连接使用，无法连接时给出相应的提示
 */
public String testDbConn() {
    Map<String, String> dbConn = new HashMap<>();
    dbConn.put("jdbcUrl", "jdbc:mysql://" + getPara("dbhost") + ":" + getPara("port") + "/" + getPara("dbname")
            + "?" + ZrLogConfig.JDBC_URL_BASE_QUERY_PARAM);
    dbConn.put("user", getPara("dbuser"));
    dbConn.put("password", getPara("dbpwd"));
    dbConn.put("driverClass", "com.mysql.cj.jdbc.Driver");
    TestConnectDbResult testConnectDbResult = new InstallService(PathKit.getWebRootPath() + "/WEB-INF", dbConn).testDbConn();
    if (testConnectDbResult.getError() != 0) {
        setAttr("errorMsg", "[Error-" + testConnectDbResult.getError() + "] - " + I18nUtil.getStringFromRes("connectDbError_" + testConnectDbResult.getError()));
        return index();
    } else {
        JFinal.me().getServletContext().setAttribute("dbConn", dbConn);
        return "/install/message";
    }
}
 

public String preview() {
    Integer logId = getParaToInt("id");
    if (logId != null) {
        Log log = new Log().adminFindLogByLogId(logId);
        if (log != null) {
            log.put("lastLog", new Log().findLastLog(logId, I18nUtil.getStringFromRes("noLastLog")));
            log.put("nextLog", new Log().findNextLog(logId, I18nUtil.getStringFromRes("noNextLog")));
            setAttr("log", log.getAttrs());
            TemplateHelper.fillArticleInfo(log, getRequest(), "");
        }
        return getTemplatePath() + "/detail" + ZrLogUtil.getViewExt(new TemplateService().getTemplateVO(JFinal.me().getContextPath(),
                new File(PathKit.getWebRootPath() + getTemplatePath())).getViewType());
    } else {
        return Constants.NOT_FOUND_PAGE;
    }
}
 

private CheckVersionResponse getCheckVersionResponse(boolean fetchAble) {
    Plugins plugins = (Plugins) JFinal.me().getServletContext().getAttribute("plugins");
    CheckVersionResponse checkVersionResponse = new CheckVersionResponse();
    for (IPlugin plugin : plugins.getPluginList()) {
        if (plugin instanceof UpdateVersionPlugin) {
            Version version = ((UpdateVersionPlugin) plugin).getLastVersion(fetchAble);
            if (version != null) {
                checkVersionResponse.setUpgrade(true);
                checkVersionResponse.setVersion(version);
            }
        }
    }
    if (checkVersionResponse.getVersion() != null) {
        //不在页面展示SNAPSHOT
        checkVersionResponse.getVersion().setVersion(checkVersionResponse.getVersion().getVersion().replaceAll("-SNAPSHOT", ""));
    }
    return checkVersionResponse;
}
 

public static void initIndex(HttpServletRequest request) {
    request.setAttribute("previewDb", com.zrlog.web.config.ZrLogConfig.isPreviewDb());

    CheckVersionResponse response = new UpgradeController().lastVersion();
    JFinal.me().getServletContext().setAttribute("lastVersion", response);
    List<Comment> commentList = new Comment().findHaveReadIsFalse();
    if (commentList != null && !commentList.isEmpty()) {
        request.setAttribute("noReadComments", commentList);
        for (Comment comment : commentList) {
            if (StringUtils.isEmpty(comment.get("header"))) {
                comment.set("header", Constants.DEFAULT_HEADER);
            }
        }
    }
    request.setAttribute("lastVersion", response);
    request.setAttribute("zrlog", ZrLogConfig.blogProperties);
    request.setAttribute("system", ZrLogConfig.SYSTEM_PROP);
}
 

@Override
public void intercept(Invocation invocation) {
    if (invocation.getController() instanceof BaseController) {
        BaseController baseController = (BaseController) invocation.getController();
        String ipStr = (String) Constants.WEB_SITE.get("blackList");
        if (ipStr != null) {
            Set<String> ipSet = new HashSet<>(Arrays.asList(ipStr.split(",")));
            String requestIP = WebTools.getRealIp(baseController.getRequest());
            if (ipSet.contains(requestIP)) {
                baseController.render(JFinal.me().getConstants().getErrorView(403));
            } else {
                invocation.invoke();
            }
        } else {
            invocation.invoke();
        }
    } else {
        invocation.invoke();
    }
}
 

private String getWarNameAndBackup() {
    String warName;
    String contextPath = JFinal.me().getServletContext().getContextPath();
    if ("/".equals(contextPath) || "".equals(contextPath)) {
        warName = "/ROOT.war";
    } else {
        warName = contextPath + ".war";
    }
    String backupFolder = new File(PathKit.getWebRootPath()).getParentFile().getParentFile() + File.separator + "backup" + File.separator + new SimpleDateFormat("yyyy-MM-dd_HH_mm").format(new Date()) + File.separator;
    new File(backupFolder).mkdirs();
    FileUtils.moveOrCopyFolder(PathKit.getWebRootPath(), backupFolder, false);
    String warPath = new File(PathKit.getWebRootPath()).getParent() + File.separator + warName;
    if (new File(warPath).exists()) {
        FileUtils.moveOrCopyFolder(warPath, backupFolder, false);
    }
    updateProcessMsg("备份当前版本到 " + backupFolder);
    return warName;
}
 

@Override
protected String getUrl(int pageNumber, Env env, Scope scope, Writer writer) {
    HttpServletRequest request = JbootControllerContext.get().getRequest();
    String url = request.getRequestURI();
    String contextPath = JFinal.me().getContextPath();

    boolean firstGotoIndex = getPara("firstGotoIndex", scope, false);

    if (pageNumber == 1 && firstGotoIndex) {
        return contextPath + "/";
    }

    // 如果当前页面是首页的话
    // 需要改变url的值，因为 上一页或下一页是通过当前的url解析出来的
    if (url.equals(contextPath + "/")) {
        url = contextPath + "/product/category/index" + JPressOptions.getAppUrlSuffix();
    }

    return DirectveKit.replacePageNumber(url, pageNumber);
}
 

/**
 * 购买商品
 */
@Before(ProductValidate.class)
public void doBuy() {
    Product product = ProductValidate.getThreadLocalProduct();
    User user = getLoginedUser();
    Long distUserId = CookieUtil.getLong(this, buildDistUserCookieName(product.getId()));
    UserCart userCart = product.toUserCartItem(user.getId(), distUserId, getPara("spec"));

    Object cartId = cartService.save(userCart);

    if (isAjaxRequest()) {
        renderJson(Ret.ok().set("gotoUrl", JFinal.me().getContextPath() + "/ucenter/checkout/" + cartId));
    } else {
        redirect("/ucenter/checkout/" + cartId);
    }
}
 

@Override
protected String getUrl(int pageNumber, Env env, Scope scope, Writer writer) {
    HttpServletRequest request = JbootControllerContext.get().getRequest();
    String url = request.getRequestURI();
    String contextPath = JFinal.me().getContextPath();

    boolean firstGotoIndex = getPara("firstGotoIndex", scope, false);

    if (pageNumber == 1 && firstGotoIndex) {
        return contextPath + "/";
    }

    // 如果当前页面是首页的话
    // 需要改变url的值，因为 上一页或下一页是通过当前的url解析出来的
    if (url.equals(contextPath + "/")) {
        url = contextPath + "/article/category/index"
                + JPressOptions.getAppUrlSuffix();
    }
    return DirectveKit.replacePageNumber(url, pageNumber);
}
 

public static String readString(File file) {
    ByteArrayOutputStream baos = null;
    FileInputStream fis = null;
    try {
        fis = new FileInputStream(file);
        baos = new ByteArrayOutputStream();
        byte[] buffer = new byte[1024];
        for (int len = 0; (len = fis.read(buffer)) > 0; ) {
            baos.write(buffer, 0, len);
        }
        return new String(baos.toByteArray(), JFinal.me().getConstants().getEncoding());
    } catch (Exception e) {
        LogKit.error(e.toString(), e);
    } finally {
        close(fis, baos);
    }
    return null;
}
 

private static List<MenuItem> buildUCenterMenuItems() {

        List<MenuItem> adminMenuItems = new ArrayList<>();
        List<String> allActionKeys = JFinal.me().getAllActionKeys();

        String[] urlPara = new String[1];
        for (String actionKey : allActionKeys) {
            // 只处理后台的权限 和 API的权限
            if (actionKey.startsWith("/ucenter")) {

                Action action = JFinal.me().getAction(actionKey, urlPara);
                if (action == null || excludedMethodName.contains(action.getMethodName())) {
                    continue;
                }

                UCenterMenu uCenterMenu = action.getMethod().getAnnotation(UCenterMenu.class);
                if (uCenterMenu == null) {
                    continue;
                }

                adminMenuItems.add(new MenuItem(uCenterMenu, actionKey));
            }
        }

        return adminMenuItems;
    }
 

private static List<MenuItem> buildAdminMenuItems() {

        List<MenuItem> adminMenuItems = new ArrayList<>();
        List<String> allActionKeys = JFinal.me().getAllActionKeys();

        String[] urlPara = new String[1];
        for (String actionKey : allActionKeys) {

            if (actionKey.startsWith("/admin")) {
                Action action = JFinal.me().getAction(actionKey, urlPara);
                if (action == null || excludedMethodName.contains(action.getMethodName())) {
                    continue;
                }

                AdminMenu adminMenu = action.getMethod().getAnnotation(AdminMenu.class);
                if (adminMenu == null) {
                    continue;
                }

                adminMenuItems.add(new MenuItem(adminMenu, actionKey));
            }
        }

        return adminMenuItems;
    }
 

private static String readString(InputStream stream) {
    ByteArrayOutputStream baos = null;
    try {
        baos = new ByteArrayOutputStream();
        byte[] buffer = new byte[1024];
        for (int len = 0; (len = stream.read(buffer)) > 0; ) {
            baos.write(buffer, 0, len);
        }
        return new String(baos.toByteArray(), JFinal.me().getConstants().getEncoding());
    } catch (Exception e) {
        LogKit.error(e.toString(), e);
    } finally {
        CommonsUtils.quietlyClose(baos);
    }
    return null;
}
 

public static String urlEncode(String string) {
    try {
        return URLEncoder.encode(string, JFinal.me().getConstants().getEncoding());
    } catch (UnsupportedEncodingException e) {
        log.error("urlEncode is error", e);
    }
    return string;
}
 

/**
 * 方便开发环境使用，将Servlet的Request域的数据转化JSON字符串，配合dev.jsp使用，定制主题更加方便
 *
 * @param controller
 */
private void fullDevData(Controller controller) {
    boolean dev = JFinal.me().getConstants().getDevMode();
    controller.setAttr("dev", dev);
    if (dev) {
        Map<String, Object> attrMap = new LinkedHashMap<>();
        Enumeration<String> enumerations = controller.getAttrNames();
        while (enumerations.hasMoreElements()) {
            String key = enumerations.nextElement();
            attrMap.put(key, controller.getAttr(key));
        }
        controller.setAttr("requestScopeJsonString", Json.getJson().toJson(attrMap));
    }
}
 

static String fullTemplateInfo(Controller controller, boolean reload) {
    if (controller instanceof BaseController) {
        BaseController baseController = (BaseController) controller;
        String basePath = baseController.getTemplatePath();
        controller.getRequest().setAttribute("template", basePath);
        I18nUtil.addToRequest(PathKit.getWebRootPath() + basePath + "/language/", controller.getRequest(), JFinal.me().getConstants().getDevMode(), reload);
        baseController.fullTemplateSetting();
        TemplateHelper.fullInfo(controller.getRequest(), Constants.isStaticHtmlStatus());
        return basePath;
    }
    return Constants.DEFAULT_TEMPLATE_PATH;
}
 

/**
 * 尝试通过Controller的放回值来进行数据的渲染
 *
 * @param ai
 * @param controller
 * @return true 表示已经渲染数据了，false 表示并未按照约定编写，及没有进行渲染
 */
private boolean tryDoRender(Invocation ai, Controller controller) {
    Object returnValue = ai.getReturnValue();
    if (ai.getMethod().getAnnotation(RefreshCache.class) != null) {
        cacheService.refreshInitDataCache(GlobalResourceHandler.CACHE_HTML_PATH, controller, true);
        if (JFinal.me().getConstants().getDevMode()) {
            LOGGER.info("{} trigger refresh cache", controller.getRequest().getRequestURI());
        }
    }
    boolean rendered = false;
    if (returnValue != null) {
        if (ai.getActionKey().startsWith("/api/admin")) {
            controller.renderJson((Object) ai.getReturnValue());
            rendered = true;
        } else if (ai.getActionKey().startsWith("/admin") && returnValue instanceof String) {
            //返回值，约定：admin 开头的不写模板类型，其他要写全
            if (!returnValue.toString().endsWith(".jsp") && returnValue.toString().startsWith("/admin")) {
                String templatePath = returnValue.toString() + ".ftl";
                if (AdminInterceptor.class.getResourceAsStream(Constants.FTL_VIEW_PATH + templatePath) != null) {
                    controller.render(new FreeMarkerRender(templatePath));
                    rendered = true;
                } else {
                    rendered = false;
                }
            } else {
                controller.render(returnValue.toString());
                rendered = true;
            }
        }
    } else {
        rendered = true;
    }
    return rendered;
}
 

@Override
public void intercept(Invocation inv) {
    if (Constants.IN_JAR) {
        I18nUtil.addToRequest(null, inv.getController().getRequest(), JFinal.me().getConstants().getDevMode(), false);
    } else {
        I18nUtil.addToRequest(PathKit.getRootClassPath(), inv.getController().getRequest(), JFinal.me().getConstants().getDevMode(), false);
    }
    inv.invoke();
}
 

public static String urlRedirect(String redirect) {
    try {
        redirect = new String(redirect.getBytes(JFinal.me().getConstants().getEncoding()), "ISO8859_1");
    } catch (UnsupportedEncodingException e) {
        log.error("urlRedirect is error", e);
    }
    return redirect;
}
 

public String configPage() {
    String templateName = getPara("template");
    setAttr("template", templateName);
    TemplateVO templateVO = templateService.getTemplateVO(JFinal.me().getContextPath(), new File(PathKit.getWebRootPath() + templateName));
    setAttr("templateInfo", templateVO);
    I18nUtil.addToRequest(PathKit.getWebRootPath() + templateName + "/language/", getRequest(), JFinal.me().getConstants().getDevMode(), true);
    String jsonStr = new WebSite().getStringValueByName(templateName + Constants.TEMPLATE_CONFIG_SUFFIX);
    fullTemplateSetting(jsonStr);
    return templateName + "/setting/index" + ZrLogUtil.getViewExt(templateVO.getViewType());
}
 

@Override
public String getAvatar() {
    String avatar = super.getAvatar();
    if (avatar != null && avatar.toLowerCase().startsWith("http")) {
        return avatar;
    }

    return JFinal.me().getContextPath() +
            (StrUtil.isNotBlank(avatar) ? avatar : DEFAULT_AVATAR);
}
 

public static String urlDecode(String string) {
    try {
        return URLDecoder.decode(string, JFinal.me().getConstants().getEncoding());
    } catch (UnsupportedEncodingException e) {
        log.error("urlDecode is error", e);
    }
    return string;
}
 

public static void writeString(File file, String string) {
    FileOutputStream fos = null;
    try {
        fos = new FileOutputStream(file, false);
        fos.write(string.getBytes(JFinal.me().getConstants().getEncoding()));
    } catch (Exception e) {
        LogKit.error(e.toString(), e);
    } finally {
        close(fos);
    }
}
 

/**
 * 设置系统参数到Servlet的Context用于后台管理的主页面的展示，读取Zrlog的版本信息等。
 */
@Override
public void afterJFinalStart() {
    FreeMarkerRender.getConfiguration().setClassForTemplateLoading(ZrLogConfig.class, com.zrlog.common.Constants.FTL_VIEW_PATH);
    try {
        BlogFrontendFreeMarkerRender.getConfiguration().setDirectoryForTemplateLoading(new File(PathKit.getWebRootPath()));
        BlogFrontendFreeMarkerRender.init(JFinal.me().getServletContext(), Locale.getDefault(), Const.DEFAULT_FREEMARKER_TEMPLATE_UPDATE_DELAY);
    } catch (IOException e) {
        e.printStackTrace();
    }
    super.afterJFinalStart();
    if (isInstalled()) {
        initDatabaseVersion();
    }
    SYSTEM_PROP.setProperty("zrlog.runtime.path", PathKit.getWebRootPath());
    SYSTEM_PROP.setProperty("server.info", JFinal.me().getServletContext().getServerInfo());
    JFinal.me().getServletContext().setAttribute("system", SYSTEM_PROP);
    blogProperties.put("version", BlogBuildInfoUtil.getVersion());
    blogProperties.put("buildId", BlogBuildInfoUtil.getBuildId());
    blogProperties.put("buildTime", new SimpleDateFormat("yyyy-MM-dd").format(BlogBuildInfoUtil.getTime()));
    blogProperties.put("runMode", BlogBuildInfoUtil.getRunMode());
    JFinal.me().getServletContext().setAttribute("zrlog", blogProperties);
    JFinal.me().getServletContext().setAttribute("config", this);
    if (haveSqlUpdated) {
        int updatedVersion = ZrLogUtil.getSqlVersion(getUpgradeSqlBasePath());
        if (updatedVersion > 0) {
            new WebSite().updateByKV(com.zrlog.common.Constants.ZRLOG_SQL_VERSION_KEY, updatedVersion + "");
        }
    }
}
 

public List<String> getFiles(String path) {
    List<String> fileList = new ArrayList<>();
    fillFileInfo(PathKit.getWebRootPath() + path, fileList, ".jsp", ".js", ".css", ".html");
    String webPath = JFinal.me().getServletContext().getRealPath("/");
    List<String> strFile = new ArrayList<>();
    for (String aFileList : fileList) {
        strFile.add(aFileList.substring(webPath.length() - 1 + path.length()).replace('\\', '/'));
    }
    //使用字典序
    return new ArrayList<>(new TreeSet<>(strFile));
}
 

/**
 * @param args
 */
public static void main(String[] args) {
	TestConfig cfg = new TestConfig();
	cfg.configConstant(JFinal.me().getConstants());
	System.out.println(JFinalExt.DOWNLOAD_PATH);
	System.out.println(JFinalExt.UPLOAD_PATH);
	System.out.println(JFinalExt.DEV_MODE);
}