Examples with ServletContextProxy org.eweb4j.mvc.ServletContextProxy used on opensource projects

Example 1 with ServletContextProxy

use of org.eweb4j.mvc.ServletContextProxy in project eweb4j-framework by laiweiwei.

the class ActionExecution method handleResult.

private void handleResult() throws Exception {
    this.exeActionLog();
    if (retn == null)
        return;
    String baseUrl = (String) this.context.getServletContext().getAttribute(MVCConfigConstant.BASE_URL_KEY);
    if (File.class.isAssignableFrom(retn.getClass())) {
        File file = (File) retn;
        this.handleDownload(file);
        return;
    } else if (File[].class.isAssignableFrom(retn.getClass())) {
        File[] files = (File[]) retn;
        String fileName = CommonUtil.getNowTime("yyyyMMddHHmmss") + "_" + "download.zip";
        HttpServletResponse resp = this.context.getResponse();
        resp.reset();
        resp.setContentType("application/zip");
        resp.addHeader("Content-Disposition", "attachment; filename=\"" + fileName + "\"");
        ServletOutputStream outputStream = resp.getOutputStream();
        ZipOutputStream zip = new ZipOutputStream(outputStream);
        for (File file : files) {
            byte[] b = new byte[1024];
            int len;
            zip.putNextEntry(new ZipEntry(file.getName()));
            FileInputStream fis = new FileInputStream(file);
            while ((len = fis.read(b)) != -1) {
                zip.write(b, 0, len);
            }
            fis.close();
        }
        zip.flush();
        zip.close();
        outputStream.flush();
        return;
    }
    if (!String.class.isAssignableFrom(retn.getClass())) {
        String mimeType = null;
        boolean hasProduces = JAXWSUtil.hasProduces(method);
        if (hasProduces) {
            String[] mimeTypes = ProducesUtil.getProducesValue(method);
            if (mimeTypes != null && mimeTypes.length > 0)
                mimeType = mimeTypes[0];
        }
        if (mimeType == null || mimeType.trim().length() == 0)
            mimeType = this.context.getRequest().getParameter(MVCConfigConstant.HTTP_HEADER_ACCEPT_PARAM);
        if (mimeType == null || mimeType.trim().length() == 0) {
            String contentType = this.context.getRequest().getContentType();
            if (contentType != null) {
                this.context.getResponse().setContentType(contentType);
                mimeType = contentType.split(";")[0];
            }
        }
        if (this.context.getWriter() == null)
            this.context.setWriter(this.context.getResponse().getWriter());
        if (MIMEType.JSON.equals(mimeType) || "json".equalsIgnoreCase(mimeType)) {
            this.context.getResponse().setContentType(MIMEType.JSON);
            this.context.getWriter().print(CommonUtil.toJson(retn));
        } else if (MIMEType.XML.equals(mimeType) || "xml".equalsIgnoreCase(mimeType)) {
            Class<?> cls = retn.getClass();
            if (Collection.class.isAssignableFrom(cls)) {
                Class<?> _cls = ClassUtil.getPojoClass(this.method);
                if (_cls != null)
                    cls = _cls;
            }
            XMLWriter writer = BeanXMLUtil.getBeanXMLWriter(retn);
            writer.setCheckStatck(true);
            writer.setSubNameAuto(true);
            writer.setClass(cls);
            writer.setRootElementName(null);
            this.context.getResponse().setContentType(MIMEType.XML);
            this.context.getWriter().print(writer.toXml());
        } else {
            //默认都用json
            this.context.getResponse().setContentType(MIMEType.JSON);
            this.context.getWriter().print(CommonUtil.toJson(retn));
        }
        return;
    }
    List<String> produces = this.context.getActionConfigBean().getProduces();
    if (produces != null && produces.size() > 0)
        for (String produce : produces) {
            this.context.getResponse().setContentType(produce);
            break;
        }
    String re = String.valueOf(retn);
    //model driven
    for (Field f : fields) {
        Method getter = ru.getGetter(f.getName());
        if (getter == null)
            continue;
        String name = f.getName();
        if (this.context.getModel().containsKey(name))
            continue;
        this.context.getModel().put(name, getter.invoke(actionObject));
    }
    this.context.getModel().put(MVCConfigConstant.BASE_URL_KEY, this.context.getServletContext().getAttribute(MVCConfigConstant.BASE_URL_KEY));
    this.context.getModel().put(MVCConfigConstant.APPLICATION_SCOPE_KEY, new ServletContextProxy(this.context.getServletContext()).attrs());
    this.context.getModel().put(MVCConfigConstant.SESSION_SCOPE_KEY, new HttpSessionProxy(this.context.getSession()).attrs());
    this.context.getModel().put(MVCConfigConstant.COOKIE_SCOPE_KEY, new CookieProxy(this.context.getRequest().getCookies()).attrs());
    this.context.getModel().put(MVCConfigConstant.REQ_PARAM_SCOPE_KEY, this.context.getQueryParamMap());
    // 客户端重定向
    if (re.startsWith(RenderType.REDIRECT + ":")) {
        String url = re.substring((RenderType.REDIRECT + ":").length());
        String location = url;
        this.context.getResponse().sendRedirect(CommonUtil.replaceChinese2Utf8(location));
        return;
    } else if (re.startsWith(RenderType.ACTION + ":")) {
        String path = re.substring((RenderType.ACTION + ":").length());
        // ACTION 重定向
        handleActionRedirect(context, path, baseUrl);
        return;
    } else if (re.startsWith(RenderType.OUT + ":")) {
        String location = re.substring((RenderType.OUT + ":").length());
        this.context.getWriter().print(location);
        return;
    } else if (re.startsWith(RenderType.FORWARD + ":") || re.startsWith(RenderType.JSP + ":") || re.endsWith("." + RenderType.JSP)) {
        String[] str = re.split("@");
        re = str[0];
        String location = re;
        if (re.startsWith(RenderType.FORWARD + ":"))
            location = re.substring((RenderType.FORWARD + ":").length());
        else if (re.startsWith(RenderType.JSP + ":"))
            location = re.substring((RenderType.JSP + ":").length());
        //渲染JSP
        JSPRendererImpl render = new JSPRendererImpl();
        render.setContext(context);
        if (str.length > 1)
            render.layout(str[1]);
        render.target(location).render(context.getWriter(), context.getModel());
        return;
    } else if (re.startsWith(RenderType.FREEMARKER + ":") || re.startsWith(RenderType.FREEMARKER2 + ":") || re.endsWith("." + RenderType.FREEMARKER2)) {
        String[] str = re.split("@");
        re = str[0];
        String location = re;
        if (re.startsWith(RenderType.FREEMARKER + ":"))
            location = re.substring((RenderType.FREEMARKER + ":").length());
        else if (re.startsWith(RenderType.FREEMARKER2 + ":"))
            location = re.substring((RenderType.FREEMARKER2 + ":").length());
        //渲染Freemarker
        Renderer render = RenderFactory.create(RenderType.FREEMARKER).target(location);
        if (str.length > 1)
            render.layout(str[1]);
        render.render(context.getWriter(), context.getModel());
        //	        this.context.getWriter().flush();
        return;
    } else if (re.startsWith(RenderType.VELOCITY + ":") || re.startsWith(RenderType.VELOCITY2 + ":") || re.endsWith("." + RenderType.VELOCITY2)) {
        String[] str = re.split("@");
        re = str[0];
        String location = re;
        if (re.startsWith(RenderType.VELOCITY + ":"))
            location = re.substring((RenderType.VELOCITY + ":").length());
        else if (re.startsWith(RenderType.VELOCITY2 + ":"))
            location = re.substring((RenderType.VELOCITY2 + ":").length());
        //渲染Velocity
        Renderer render = RenderFactory.create(RenderType.VELOCITY).target(location);
        if (str.length > 1)
            render.layout(str[1]);
        render.render(context.getWriter(), context.getModel());
        //	        this.context.getWriter().flush();
        return;
    } else {
        List<ResultConfigBean> results = this.context.getActionConfigBean().getResult();
        if (results == null || results.size() == 0) {
            this.context.getWriter().print(retn);
            //				this.context.getWriter().flush();
            return;
        }
        boolean isOut = true;
        for (ResultConfigBean r : results) {
            if (!"_props_".equals(r.getName()) && !r.getName().equals(re) && !"".equals(re)) {
                continue;
            }
            isOut = false;
            String type = r.getType();
            String location = r.getLocation();
            if (RenderType.REDIRECT.equalsIgnoreCase(type)) {
                this.context.getResponse().sendRedirect(CommonUtil.replaceChinese2Utf8(location));
                return;
            } else if (RenderType.FORWARD.equalsIgnoreCase(type) || RenderType.JSP.equalsIgnoreCase(type)) {
                //渲染JSP
                String[] str = location.split("@");
                JSPRendererImpl render = new JSPRendererImpl();
                render.setContext(context);
                if (str.length > 1)
                    render.layout(str[1]);
                render.target(str[0]).render(context.getWriter(), context.getModel());
                return;
            } else if (RenderType.FREEMARKER.equalsIgnoreCase(type) || RenderType.FREEMARKER2.equalsIgnoreCase(type)) {
                //渲染Freemarker
                String[] str = location.split("@");
                Renderer render = RenderFactory.create(RenderType.FREEMARKER).target(str[0]);
                if (str.length > 1)
                    render.layout(str[1]);
                render.render(context.getWriter(), context.getModel());
                return;
            } else if (RenderType.VELOCITY.equalsIgnoreCase(type) || RenderType.VELOCITY2.equalsIgnoreCase(type)) {
                //渲染Velocity
                String[] str = location.split("@");
                Renderer render = RenderFactory.create(RenderType.VELOCITY).target(str[0]);
                if (str.length > 1)
                    render.layout(str[1]);
                render.render(context.getWriter(), context.getModel());
                return;
            } else if (RenderType.ACTION.equalsIgnoreCase(type)) {
                // ACTION 重定向
                handleActionRedirect(context, location, baseUrl);
                return;
            } else if (RenderType.OUT.equalsIgnoreCase(type) || location.trim().length() == 0) {
                this.context.getWriter().print(location);
                return;
            }
        }
        if (isOut) {
            this.context.getWriter().print(retn);
        //				this.context.getWriter().flush();
        }
    }
}