Examples with RenderException com.jfinal.render.RenderException used on opensource projects

Example 1 with RenderException

use of com.jfinal.render.RenderException in project jfinal by jfinal.

the class HandlerKit method redirect.

public static void redirect(String url, HttpServletRequest request, HttpServletResponse response, boolean[] isHandled) {
    isHandled[0] = true;
    String queryString = request.getQueryString();
    if (queryString != null)
        url = url + "?" + queryString;
    try {
        // always 302
        response.sendRedirect(url);
    } catch (IOException e) {
        throw new RenderException(e);
    }
}

Example 2 with RenderException

use of com.jfinal.render.RenderException in project jfinal by jfinal.

the class CaptchaRender method render.

/**
	 * 生成验证码
	 */
public void render() {
    Captcha captcha = createCaptcha();
    CaptchaManager.me().getCaptchaCache().put(captcha);
    Cookie cookie = new Cookie(captchaName, captcha.getKey());
    cookie.setMaxAge(-1);
    cookie.setPath("/");
    response.addCookie(cookie);
    response.setHeader("Pragma", "no-cache");
    response.setHeader("Cache-Control", "no-cache");
    response.setDateHeader("Expires", 0);
    response.setContentType("image/jpeg");
    ServletOutputStream sos = null;
    try {
        BufferedImage image = new BufferedImage(WIDTH, HEIGHT, BufferedImage.TYPE_INT_RGB);
        drawGraphic(captcha.getValue(), image);
        sos = response.getOutputStream();
        ImageIO.write(image, "jpeg", sos);
    } catch (IOException e) {
        if (getDevMode()) {
            throw new RenderException(e);
        }
    } catch (Exception e) {
        throw new RenderException(e);
    } finally {
        if (sos != null) {
            try {
                sos.close();
            } catch (IOException e) {
                LogKit.logNothing(e);
            }
        }
    }
}

Example 3 with RenderException

use of com.jfinal.render.RenderException in project my_curd by qinyou.

the class FreeMarkerXMLRender method render.

@Override
public void render() {
    response.setContentType(CONTENT_TYPE);
    Enumeration<String> attrs = request.getAttributeNames();
    Map root = new HashMap();
    while (attrs.hasMoreElements()) {
        String attrName = attrs.nextElement();
        root.put(attrName, request.getAttribute(attrName));
    }
    Writer writer = null;
    try {
        writer = response.getWriter();
        Template template = getConfiguration().getTemplate(view);
        template.process(root, writer);
    } catch (Exception e) {
        throw new RenderException(e);
    } finally {
        try {
            if (writer != null) {
                writer.close();
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}

Example 4 with RenderException

use of com.jfinal.render.RenderException in project my_curd by qinyou.

the class CsvRender method render.

@Override
public void render() {
    response.reset();
    PrintWriter out = null;
    try {
        response.setContentType("application/vnd.ms-excel;charset=" + encodeType);
        response.setHeader("Content-Disposition", "attachment;  filename=" + URLEncoder.encode(fileName, encodeType));
        out = response.getWriter();
        out.write(CsvUtil.createCSV(headers, data, clomuns));
    } catch (Exception e) {
        throw new RenderException(e);
    } finally {
        if (null != out) {
            out.flush();
            out.close();
        }
    }
}

Example 5 with RenderException

use of com.jfinal.render.RenderException in project fruit-manage by liuzhaozhao.

the class ErrorTextRender method render.

@SuppressWarnings("deprecation")
@Override
public void render() {
    String encodeText = "";
    PrintWriter writer = null;
    try {
        encodeText = URLEncoder.encode(errorText, "utf-8");
        // 针对部分前端ajax框架（axios），错误消息设置到响应体里，页面上是获取不到的（jquery可以），需要使用该方式
        response.setStatus(getErrorCode(), encodeText);
        // response.sendError(getErrorCode(), encodeText);// 和上面的不同，这里会返回html格式，而上面仅会返回错误文本
        response.setHeader("Pragma", "no-cache");
        response.setHeader("Cache-Control", "no-cache");
        response.setDateHeader("Expires", 0);
        response.addHeader("Error-Text", encodeText);
        response.setContentType(contentType);
        writer = response.getWriter();
        writer.write(encodeText);
        writer.flush();
    } catch (IOException e) {
        throw new RenderException(e);
    } finally {
        if (writer != null)
            writer.close();
    }
}