Examples with Param org.axe.bean.mvc.Param used on opensource projects

Example 1 with Param

use of org.axe.bean.mvc.Param in project Axe by DongyuCai.

the class DispatcherServlet method service.

@Override
public void service(HttpServletRequest request, HttpServletResponse response) {
    String contentType = ContentType.APPLICATION_JSON.CONTENT_TYPE;
    String characterEncoding = CharacterEncoding.UTF_8.CHARACTER_ENCODING;
    List<Filter> doEndFilterList = null;
    try {
        //获取请求方法与请求路径
        String requestMethod = RequestUtil.getRequestMethod(request);
        String requestPath = RequestUtil.getRequestPath(request);
        if (requestPath != null && requestPath.equals("/favicon.ico")) {
            return;
        }
        //获取 Action 处理器
        Handler handler = ControllerHelper.getHandler(requestMethod, requestPath);
        if (handler != null) {
            //获取 Controller  类和 Bean 实例
            Class<?> controllerClass = handler.getControllerClass();
            Method actionMethod = handler.getActionMethod();
            Object controllerBean = BeanHelper.getBean(controllerClass);
            contentType = handler.getContentType();
            characterEncoding = handler.getCharacterEncoding();
            //##1.创建你请求参数对象
            Param param;
            if (FormRequestHelper.isMultipart(request)) {
                //如果是文件上传
                param = FormRequestHelper.createParam(request, requestPath, handler.getMappingPath());
            } else {
                //如果不是
                param = AjaxRequestHelper.createParam(request, requestPath, handler.getMappingPath());
            }
            //                List<Object> actionParamList = this.convertRequest2RequestParam(actionMethod, param, request, response);
            //                param.setActionParamList(actionParamList);
            //##2.先执行Filter链
            List<Filter> filterList = handler.getFilterList();
            boolean doFilterSuccess = true;
            if (CollectionUtil.isNotEmpty(filterList)) {
                for (Filter filter : filterList) {
                    //被执行的Filter，都添加到end任务里
                    if (doEndFilterList == null) {
                        doEndFilterList = new ArrayList<>();
                    }
                    doEndFilterList.add(filter);
                    doFilterSuccess = filter.doFilter(request, response, param, handler);
                    //执行失败则跳出，不再往下进行
                    if (!doFilterSuccess)
                        break;
                }
            }
            //##3.执行Interceptor 列表
            List<Interceptor> interceptorList = handler.getInterceptorList();
            boolean doInterceptorSuccess = true;
            if (CollectionUtil.isNotEmpty(interceptorList)) {
                for (Interceptor interceptor : interceptorList) {
                    doInterceptorSuccess = interceptor.doInterceptor(request, response, param, handler);
                    if (!doInterceptorSuccess)
                        break;
                }
            }
            //##4.执行action
            if (doFilterSuccess && doInterceptorSuccess) {
                //调用 Action方法
                List<Object> actionParamList = this.convertRequest2RequestParam(actionMethod, param, request, response);
                Object result = ReflectionUtil.invokeMethod(controllerBean, actionMethod, actionParamList.toArray());
                if (result != null) {
                    if (result instanceof View) {
                        handleViewResult((View) result, request, response);
                    } else if (result instanceof Data) {
                        handleDataResult((Data) result, response, handler);
                    } else {
                        Data data = new Data(result);
                        handleDataResult(data, response, handler);
                    }
                }
            }
        } else {
            //404
            throw new RestException(RestException.SC_NOT_FOUND, "404 Not Found");
        }
    } catch (RedirectorInterrupt e) {
        //被中断，跳转
        View view = new View(e.getPath());
        try {
            handleViewResult(view, request, response);
        } catch (Exception e1) {
            LOGGER.error("中断，跳转 error", e);
        }
    } catch (RestException e) {
        //需要返回前台信息的异常
        writeError(e.getStatus(), e.getMessage(), response, contentType, characterEncoding);
    } catch (Exception e) {
        LOGGER.error("server error", e);
        //500
        writeError(RestException.SC_INTERNAL_SERVER_ERROR, "500 server error", response, contentType, characterEncoding);
        try {
            //邮件通知
            MailHelper.errorMail(e);
        } catch (Exception e1) {
            LOGGER.error("mail error", e1);
        }
    } finally {
        //##5.执行Filter链各个节点的收尾工作
        if (CollectionUtil.isNotEmpty(doEndFilterList)) {
            for (Filter filter : doEndFilterList) {
                try {
                    filter.doEnd();
                } catch (Exception endEx) {
                    LOGGER.error("filter doEnd failed", endEx);
                }
            }
        }
    }
}

Example 2 with Param

use of org.axe.bean.mvc.Param in project Axe by DongyuCai.

the class FormRequestHelper method createParam.

/**
     * 创建请求对象
     */
public static Param createParam(HttpServletRequest request, String requestPath, String mappingPath) {
    List<FormParam> formParamList = new ArrayList<>();
    List<FileParam> fileParamList = new ArrayList<>();
    try {
        //解析表单请求参数、文件
        Map<String, List<FileItem>> fileItemListMap = servletFileUpload.parseParameterMap(request);
        if (CollectionUtil.isNotEmpty(fileItemListMap)) {
            for (Map.Entry<String, List<FileItem>> fileItemListEntry : fileItemListMap.entrySet()) {
                String fieldName = fileItemListEntry.getKey();
                List<FileItem> fileItemList = fileItemListEntry.getValue();
                if (CollectionUtil.isNotEmpty(fileItemList)) {
                    for (FileItem fileItem : fileItemList) {
                        if (fileItem.isFormField()) {
                            String fieldValue = fileItem.getString("UTF-8");
                            formParamList.add(new FormParam(fieldName, fieldValue));
                        } else {
                            String fileName = FileUtil.getRealFileName(new String(fileItem.getName().getBytes(), "UTF-8"));
                            if (StringUtil.isNotEmpty(fileName)) {
                                long fileSize = fileItem.getSize();
                                String contentType = fileItem.getContentType();
                                InputStream inputStream = fileItem.getInputStream();
                                fileParamList.add(new FileParam(fieldName, fileName, fileSize, contentType, inputStream));
                            }
                        }
                    }
                }
            }
        }
        //解析url请求参数
        formParamList.addAll(RequestUtil.parseParameter(request, requestPath, mappingPath));
    } catch (Exception e) {
        LOGGER.error("create param failed", e);
        throw new RuntimeException(e);
    }
    return new Param(null, formParamList, fileParamList, null);
}