Examples with HongsCause io.github.ihongs.HongsCause used on opensource projects

Example 1 with HongsCause

use of io.github.ihongs.HongsCause in project HongsCORE by ihongs.

the class Pagelet method doAction.

@Override
public void doAction(Core core, ActionHelper ah) throws ServletException, IOException {
    HttpServletRequest req = ah.getRequest();
    HttpServletResponse rsp = ah.getResponse();
    /**
     * 错误页但要的是 JSON
     * 则不必构建页面 HTML
     */
    if (req.getDispatcherType() == DispatcherType.ERROR) {
        Integer ern = (Integer) req.getAttribute("javax.servlet.error.status_code");
        if (ern != null && inAjax(req)) {
            Object err = req.getAttribute("javax.servlet.error.exception");
            Object msg = req.getAttribute("javax.servlet.error.message");
            if (err != null) {
                Throwable ex = (Throwable) err;
                Throwable ax = ex.getCause();
                if (ex instanceof HongsCause) {
                    ah.fault((HongsCause) ex);
                } else if (ax instanceof HongsCause) {
                    ah.fault((HongsCause) ax);
                } else {
                    ah.fault(new HongsException(ern, (String) msg, ax != null ? ax : ex));
                }
            } else {
                Map dat = new HashMap();
                dat.put("ok", false);
                dat.put("ern", "Er" + ern);
                dat.put("msg", /**/
                msg);
                ah.reply(dat);
                rsp.setStatus(ern);
            }
            return;
        }
    }
    try {
        this._jspService(req, rsp);
    } catch (ServletException ex) {
        Throwable ax = ex.getCause();
        if (ax == null) {
            ax = ex;
        }
        String er = ax.getLocalizedMessage();
        int eo = ax instanceof HongsCause ? ((HongsCause) ax).getState() : 0;
        if (eo >= 600 || eo < 400) {
            eo = HttpServletResponse.SC_INTERNAL_SERVER_ERROR;
        }
        req.setAttribute("javax.servlet.error.status_code", eo);
        req.setAttribute("javax.servlet.error.message", er);
        req.setAttribute("javax.servlet.error.exception", ax);
        req.setAttribute("javax.servlet.error.exception_type", ax.getClass().getName());
        rsp.sendError(eo, er);
    } catch (RuntimeException ax) {
        String er = ax.getLocalizedMessage();
        int eo = ax instanceof HongsCause ? ((HongsCause) ax).getState() : 0;
        if (eo >= 600 || eo < 400) {
            eo = HttpServletResponse.SC_INTERNAL_SERVER_ERROR;
        }
        req.setAttribute("javax.servlet.error.status_code", eo);
        req.setAttribute("javax.servlet.error.message", er);
        req.setAttribute("javax.servlet.error.exception", ax);
        req.setAttribute("javax.servlet.error.exception_type", ax.getClass().getName());
        rsp.sendError(eo, er);
    }
}

Example 2 with HongsCause

use of io.github.ihongs.HongsCause in project HongsCORE by ihongs.

the class VarsFilter method doFilter.

@Override
public void doFilter(Core core, ActionHelper hlpr, FilterChain chain) throws IOException, ServletException {
    HttpServletResponse rsp = hlpr.getResponse();
    HttpServletRequest req = hlpr.getRequest();
    /**
     * 跳过内部动作代理, 如 AutoFilter
     */
    if (null != req.getAttribute(Cnst.ACTION_ATTR)) {
        chain.doFilter(req, rsp);
        return;
    }
    String act = ActionDriver.getRecentPath(req);
    if (null != act && !patter.matches(act)) {
        chain.doFilter(req, rsp);
        return;
    }
    /**
     * 上传文件时可能会发生异常
     */
    Map rd;
    try {
        rd = hlpr.getRequestData();
    } catch (Throwable e) {
        if (e instanceof HongsCause) {
            hlpr.fault((HongsCause) e);
        } else {
            hlpr.fault(e.getMessage());
        }
        return;
    }
    if (rn_limit != 0) {
        int rn = Synt.declare(rd.get(Cnst.RN_KEY), Cnst.RN_DEF);
        if (rn < 1 || rn > rn_limit) {
            rsp.setStatus(400);
            hlpr.fault(Cnst.RN_KEY + " must be 1 to " + rn_limit);
            return;
        }
    }
    if (illegals != null && !illegals.isEmpty()) {
        Set ls = new HashSet(illegals);
        Set ks = rd.keySet();
        ls.retainAll(ks);
        if (!ls.isEmpty()) {
            rsp.setStatus(400);
            hlpr.fault("Illegal parameters: " + Syno.concat(",", ls));
            return;
        }
    }
    if (sr_limit != 0 || sr_level != 0) {
        try {
            srCheck(rd, sr_limit, sr_level, 0, 1);
        } catch (HongsException | HongsExemption ex) {
            hlpr.fault(ex);
            return;
        }
    }
    chain.doFilter(req, rsp);
}

Example 3 with HongsCause

use of io.github.ihongs.HongsCause in project HongsCORE by ihongs.

the class VersFilter method doFilter.

@Override
public void doFilter(Core core, ActionHelper hlpr, FilterChain chain) throws IOException, ServletException {
    HttpServletResponse rsp = hlpr.getResponse();
    HttpServletRequest req = hlpr.getRequest();
    if (level == 0) {
        chain.doFilter(req, rsp);
        return;
    }
    /**
     * 跳过内部动作代理, 如 AutoFilter
     */
    if (null != req.getAttribute(Cnst.ACTION_ATTR)) {
        chain.doFilter(req, rsp);
        return;
    }
    String act = ActionDriver.getRecentPath(req);
    if (null != act && !urlPatter.matches(act)) {
        chain.doFilter(req, rsp);
        return;
    }
    String ref = /* Referer */
    getRefersPath(req);
    if (null != ref && !refPatter.matches(ref)) {
        chain.doFilter(req, rsp);
        return;
    }
    /**
     * 上传文件时可能会发生异常
     */
    Map rd;
    try {
        rd = hlpr.getRequestData();
    } catch (Throwable e) {
        if (e instanceof HongsCause) {
            hlpr.fault((HongsCause) e);
        } else {
            hlpr.fault(e.getMessage());
        }
        return;
    }
    int rf = 0;
    int nf = 0;
    if (1 == (1 & level)) {
        /**
         * 非 JSON 已在 Dict 中兼容
         */
        String ct = req.getContentType();
        if (ct != null) {
            ct = ct.split(";", 2)[0];
            if (ct.endsWith("/json")) {
                doChange(rd);
            }
        }
    }
    if (4 == (4 & level)) {
        if (act != null) {
            int p = act.lastIndexOf(".");
            if (p > 0) {
                String c = act.substring(0, p);
                if (c.endsWith("/acount") || c.endsWith("/amount")) {
                    if (rd.containsKey(Cnst.OB_KEY) == false) {
                        rd.put(Cnst.OB_KEY, Synt.setOf("!"));
                    }
                }
            }
        }
    }
    if (2 == (2 & level)) {
        Set ab = Synt.toTerms(rd.get(Cnst.AB_KEY));
        if (ab != null) {
            rd.put(Cnst.AB_KEY, ab);
            if (rd.containsKey(Cnst.ID_KEY) && (ab.contains("!enum") || ab.contains("!menu") || ab.contains("!info"))) {
                rd.put(Cnst.ID_KEY, "");
            }
            if (ab.contains("!info")) {
                ab.add(".info");
            }
            if (ab.contains(".form")) {
                ab.add(".fall");
            }
            if (ab.contains(".enfo")) {
                rf = -1;
            } else if (ab.contains("!enum") || ab.contains(".enum")) {
                ab.add(".enfo");
                rf = 1;
            } else if (ab.contains("!menu") || ab.contains(".menu")) {
                ab.add(".enfo");
                rf = 2;
            }
            if (ab.contains(".id")) {
                nf += 1;
            }
            if (ab.contains(".rn")) {
                nf += 2;
            }
        }
    }
    chain.doFilter(req, rsp);
    if (2 == (2 & level)) {
        Map sd = hlpr.getResponseData();
        if (sd != null) {
            if (sd.containsKey("enfo")) {
                switch(rf) {
                    case 1:
                        sd.put("enum", sd.remove("enfo"));
                        break;
                    case 2:
                        sd.put("menu", sd.remove("enfo"));
                        break;
                    case 0:
                        sd.put("info", sd.remove("enfo"));
                        break;
                }
            }
            if (1 != (1 & nf) && !sd.containsKey("info") && sd.containsKey(Cnst.ID_KEY)) {
                Object id = sd.get(Cnst.ID_KEY);
                rd.put(Cnst.ID_KEY, id);
                sd.put("info", rd);
            }
            if (2 != (2 & nf) && !sd.containsKey("size") && sd.containsKey(Cnst.RN_KEY)) {
                Object ct = sd.get(Cnst.RN_KEY);
                sd.put("size", ct);
            }
        }
    }
}

Example 4 with HongsCause

use of io.github.ihongs.HongsCause in project HongsCORE by ihongs.

the class Proclet method doAction.

@Override
public void doAction(Core core, ActionHelper ah) throws ServletException, IOException {
    HttpServletRequest req = ah.getRequest();
    HttpServletResponse rsp = ah.getResponse();
    try {
        this._jspService(new Request(req), rsp);
    } catch (ServletException ex) {
        Throwable ax = ex.getCause();
        if (ax == null) {
            ax = ex;
        }
        if (ax instanceof HongsCause) {
            ah.fault((HongsCause) ax);
        } else {
            ah.fault(new HongsException(ax));
        }
    } catch (RuntimeException ax) {
        if (ax instanceof HongsCause) {
            ah.fault((HongsCause) ax);
        } else {
            ah.fault(new HongsException(ax));
        }
    }
}

Example 5 with HongsCause

use of io.github.ihongs.HongsCause in project HongsCORE by ihongs.

the class MoreAction method eval.

private void eval(ActionHelper helper, String act, HttpServletRequest req, HttpServletResponse rsp) {
    // 重设路径
    act = act + Cnst.ACT_EXT;
    Core.ACTION_NAME.set(act);
    helper.setAttribute(Cnst.ACTION_ATTR, null);
    helper.setAttribute(Cnst.ORIGIN_ATTR, null);
    try {
        req.getRequestDispatcher("/" + act).include(req, rsp);
    } catch (ServletException | IOException ex) {
        if (ex.getCause() instanceof HongsCause) {
            HongsCause ez = (HongsCause) ex.getCause();
            String en = Integer.toHexString(ez.getErrno());
            Map map = new HashMap();
            map.put("ok", false);
            map.put("ern", "Ex" + en);
            map.put("err", ez.getMessage());
            map.put("msg", ez.getLocalizedMessage());
            helper.reply(map);
        } else {
            Map map = new HashMap();
            map.put("ok", false);
            map.put("ern", "Er500");
            map.put("err", ex.getMessage());
            map.put("msg", ex.getLocalizedMessage());
            helper.reply(map);
        }
    }
}