Example usage for org.springframework.web.servlet ModelAndView clear

List of usage examples for org.springframework.web.servlet ModelAndView clear

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Introduction

In this page you can find the example usage for org.springframework.web.servlet ModelAndView clear.

Prototype

public void clear()

Source Link

Document

Clear the state of this ModelAndView object.

Usage

From source file:com.mmj.app.common.interceptor.ExportFileAnnotationInterceptor.java

@Override
public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler,
        ModelAndView modelAndView) throws Exception {
    if (handler == null || response == null) {
        return;/*from   ww w.  java 2 s .  c  o  m*/
    }

    HandlerMethod hm = (HandlerMethod) handler;

    ExportWordFile exportWordFile = hm.getMethodAnnotation(ExportWordFile.class);
    // word,
    if (exportWordFile != null) {
        String wordName = exportWordFile.value();
        if (StringUtils.isEmpty(wordName)) {
            return;
        }
        String contentDis = "attachment;filename=" + wordName + ".doc";
        response.setHeader("content-disposition", contentDis);
        response.setContentType("application/msword;");
        response.setCharacterEncoding("UTF-8");
    }

    ExportExcelFile exportExcelFile = hm.getMethodAnnotation(ExportExcelFile.class);
    // excel,
    if (exportExcelFile != null) {
        String xlsName = exportExcelFile.value();
        if (StringUtils.isEmpty(xlsName)) {
            return;
        }
        List<?> list = (List<?>) modelAndView.getModel().get("list");
        String[] head = (String[]) modelAndView.getModel().get("head");
        modelAndView.clear();

        HSSFWorkbook workbook = ExcelUtils.defBuildExcel(list, xlsName, head);

        if (workbook == null) {
            try {
                response.getOutputStream().print("Not conform to the requirements of data");
            } catch (IOException e) {
                logger.error(e.getMessage(), e);
            }
            return;
        }

        response.setHeader("content-disposition", "attachment;filename=" + xlsName + ".xls");
        response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
        response.setCharacterEncoding("UTF-8");
        //  response
        OutputStream os = response.getOutputStream();
        workbook.write(os);
        os.flush();
        os.close();
    }
}

From source file:org.openmrs.module.personalhr.web.controller.AddPersonController.java

/**
 * Prepares the form view/*from  ww w.j a va 2  s.c  o m*/
 */
@Override
public ModelAndView showForm(final HttpServletRequest request, final HttpServletResponse response,
        final BindException errors) throws Exception {

    this.log.debug("In showForm method");

    ModelAndView mav = super.showForm(request, response, errors);

    // If a invalid age is submitted, give the user a useful error message.
    if (this.invalidAgeFormat) {
        mav = new ModelAndView(this.FORM_ENTRY_ERROR_URL);
        mav.addObject("errorTitle", "Person.age.error");
        mav.addObject("errorMessage", "Person.birthdate.required");
        return mav;
    }

    final Object o = mav.getModel().get(this.getCommandName());

    final List personList = (List) o;

    this.log.debug("Found list of size: " + personList.size());

    if ((personList.size() < 1) && Context.isAuthenticated()) {
        getParametersFromRequest(request);
        if (this.viewType == null) {
            this.viewType = "edit";
        }

        this.log.debug("name: " + this.name + " birthdate: " + this.birthdate + " age: " + this.age
                + " gender: " + this.gender);

        if (!this.name.equals("") || !this.birthdate.equals("") || !this.age.equals("")
                || !this.gender.equals("")) {
            mav.clear();
            mav.setView(new RedirectView(getPersonURL("", this.personType, this.viewType, request)));
        }
    }

    return mav;
}

From source file:com.zb.app.common.interceptor.ExportFileAnnotationInterceptor.java

@Override
public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler,
        ModelAndView modelAndView) throws Exception {
    if (handler == null || response == null) {
        return;//from w  w w  .  j a  va  2 s .co m
    }

    HandlerMethod hm = (HandlerMethod) handler;

    ExportWordFile exportWordFile = hm.getMethodAnnotation(ExportWordFile.class);
    // word,
    if (exportWordFile != null) {
        String wordName = exportWordFile.value();
        if (StringUtils.isEmpty(wordName)) {
            return;
        }
        wordName = new String(wordName.getBytes(), "ISO8859-1");

        String contentDis = "attachment;filename=" + wordName + ".doc";
        response.setHeader("content-disposition", contentDis);
        response.setContentType("application/msword;");
        response.setCharacterEncoding("UTF-8");
    }

    ExportExcelFile exportExcelFile = hm.getMethodAnnotation(ExportExcelFile.class);
    // excel,
    if (exportExcelFile != null) {
        String xlsName = exportExcelFile.value();
        if (StringUtils.isEmpty(xlsName)) {
            return;
        }
        xlsName = new String(xlsName.getBytes(), "UTF-8");

        List<?> list = (List<?>) modelAndView.getModel().get("list");
        String[] head = (String[]) modelAndView.getModel().get("head");
        modelAndView.clear();

        HSSFWorkbook workbook = ExcelUtils.defBuildExcel(list, xlsName, head);

        if (workbook == null) {
            try {
                response.getOutputStream().print("Not conform to the requirements of data");
            } catch (IOException e) {
                logger.error(e.getMessage(), e);
            }
            return;
        }

        response.setHeader("content-disposition", "attachment;filename=" + xlsName + ".xls");
        response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
        response.setCharacterEncoding("UTF-8");
        //  response
        OutputStream os = response.getOutputStream();
        workbook.write(os);
        os.flush();
        os.close();
    }
}

From source file:org.openmrs.web.controller.person.AddPersonController.java

/**
 * Prepares the form view// w  w w  . j av  a 2  s .c  om
 */
public ModelAndView showForm(HttpServletRequest request, HttpServletResponse response, BindException errors)
        throws Exception {

    log.debug("In showForm method");

    ModelAndView mav = super.showForm(request, response, errors);

    // If a invalid age is submitted, give the user a useful error message.
    if (invalidAgeFormat) {
        mav = new ModelAndView(FORM_ENTRY_ERROR_URL);
        mav.addObject("errorTitle", "Person.age.error");
        mav.addObject("errorMessage", "Person.birthdate.required");
        return mav;
    }

    Object o = mav.getModel().get(this.getCommandName());

    List personList = (List) o;

    log.debug("Found list of size: " + personList.size());

    if (personList.size() < 1 && Context.isAuthenticated()) {
        Map<String, String> person = getParametersFromRequest(request);

        String name = person.get(NAME);
        String birthdate = person.get(BIRTH_DATE);
        String age = person.get(AGE);
        String gender = person.get(GENDER);
        String viewType = person.get(VIEW_TYPE);
        String personType = person.get(PERSON_TYPE);

        if (viewType == null) {
            viewType = "edit";
        }

        log.debug("name: " + name + " birthdate: " + birthdate + " age: " + age + " gender: " + gender);

        if (StringUtils.isNotEmpty(name) || StringUtils.isNotEmpty(birthdate) || StringUtils.isNotEmpty(age)
                || StringUtils.isNotEmpty(gender)) {
            mav.clear();
            mav.setView(new RedirectView(getPersonURL("", personType, viewType, request)));
        }
    }

    return mav;
}

From source file:org.cloudifysource.rest.interceptors.ApiVersionValidationAndRestResponseBuilderInterceptor.java

@Override
public void postHandle(final HttpServletRequest request, final HttpServletResponse response,
        final Object handler, final ModelAndView modelAndView) throws Exception {

    Object model = filterModel(modelAndView, handler);
    modelAndView.clear();
    response.setContentType(MediaType.APPLICATION_JSON);
    if (model instanceof Response<?>) {
        String responseBodyStr = new ObjectMapper().writeValueAsString(model);
        response.getOutputStream().write(responseBodyStr.getBytes());
        response.getOutputStream().close();

    } else {//from ww w  . j  a v  a 2s.  c  o m
        Response<Object> responseBodyObj = new Response<Object>();
        responseBodyObj.setResponse(model);
        responseBodyObj.setStatus("Success");
        responseBodyObj.setMessage(messageSource.getMessage(CloudifyMessageKeys.OPERATION_SUCCESSFULL.getName(),
                new Object[] {}, Locale.US));
        responseBodyObj.setMessageId(CloudifyMessageKeys.OPERATION_SUCCESSFULL.getName());
        String responseBodyStr = new ObjectMapper().writeValueAsString(responseBodyObj);
        response.getOutputStream().write(responseBodyStr.getBytes());
        response.getOutputStream().close();
    }

}

From source file:org.jamwiki.servlets.ServletUtil.java

/**
 * Modify the current ModelAndView object to create a Spring redirect
 * response, meaning that the view name becomes "redirect:" followed by the
 * redirection target.//from  ww w .  ja  v  a2 s.  c  om
 * 
 * @param next
 *          The current ModelAndView object, which will be reset by this
 *          method.
 * @param virtualWiki
 *          The virtual wiki name for the page being redirected to.
 * @param destination
 *          The topic or page name that is the redirection target. An example
 *          might be "Special:Login".
 * @throws WikiException
 *           Thrown if any error occurs while processing.
 */
protected static void redirect(ModelAndView next, String virtualWiki, String destination) throws WikiException {
    String target = null;
    try {
        target = LinkUtil.buildTopicUrl(null, virtualWiki, destination, true);
    } catch (DataAccessException e) {
        throw new WikiException(new WikiMessage("error.unknown", e.getMessage()), e);
    }
    String view = ServletUtil.SPRING_REDIRECT_PREFIX + target;
    next.clear();
    next.setViewName(view);
}

From source file:org.springmodules.xt.ajax.AjaxInterceptor.java

/**
 * Post-handle the http request and if it was an ajax request firing a submit, looks for a mapped ajax handler, executes it and
 * returns an ajax response.<br>/*from   w  ww.ja v a 2  s .  c  o m*/
 * If the matching mapped handler returns a null or empty ajax response, the interceptor looks for a view configured with
 * the {@link #AJAX_REDIRECT_PREFIX} and make a redirect to it; if the configured view has no
 * {@link #AJAX_REDIRECT_PREFIX}, an exception is thrown.
 *
 * @throws UnsupportedEventException If the event associated with this ajax request is not supported by any
 * mapped handler.
 * @throws EventHandlingException If an error occurred during event handling.
 * @throws NoMatchingHandlerException If no mapped handler matching the URL can be found.
 * @throws IllegalViewException If the view to which redirect to doesn't contain the {@link #AJAX_REDIRECT_PREFIX}.
 */
public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler,
        ModelAndView modelAndView) throws Exception {
    if (WebUtils.isIncludeRequest(request)) {
        return;
    }
    try {
        // If modelAndView object is null, it means that the controller handled the request by itself ...
        // See : http://static.springframework.org/spring/docs/2.0.x/api/org/springframework/web/servlet/mvc/Controller.html#handleRequest(javax.servlet.http.HttpServletRequest,%20javax.servlet.http.HttpServletResponse)
        if (modelAndView == null) {
            logger.info("Null ModelAndView object, proceeding without Ajax processing ...");
            return;
        }
        //
        // Store the model map:
        this.storeModel(request.getSession(), modelAndView.getModel());
        //
        // Continue processing:
        //
        String requestType = request.getParameter(this.ajaxParameter);
        if (requestType != null && requestType.equals(AJAX_SUBMIT_REQUEST)) {
            String eventId = request.getParameter(this.eventParameter);

            if (eventId == null) {
                throw new IllegalStateException("Event id cannot be null.");
            }

            logger.info(new StringBuilder("Post-handling ajax request for event: ").append(eventId));

            List<AjaxHandler> handlers = this.lookupHandlers(request);
            if (handlers.isEmpty()) {
                throw new NoMatchingHandlerException("Cannot find an handler matching the request: "
                        + this.urlPathHelper.getLookupPathForRequest(request));
            } else {
                AjaxSubmitEvent event = new AjaxSubmitEventImpl(eventId, request);
                AjaxResponse ajaxResponse = null;
                boolean supported = false;
                for (AjaxHandler ajaxHandler : handlers) {
                    if (ajaxHandler.supports(event)) {
                        // Set event properties:
                        this.initEvent(event, request);
                        Map model = this.getModel(request.getSession());
                        if (model != null) {
                            Object commandObject = this.formDataAccessor.getCommandObject(request, response,
                                    handler, model);
                            Errors errors = this.formDataAccessor.getValidationErrors(request, response,
                                    handler, model);
                            event.setCommandObject(commandObject);
                            event.setValidationErrors(errors);
                            event.setModel(model);
                        }
                        // Handle event:
                        ajaxResponse = ajaxHandler.handle(event);
                        supported = true;
                        break;
                    }
                }
                if (!supported) {
                    throw new UnsupportedEventException("Cannot handling the given event with id: " + eventId);
                } else {
                    if (ajaxResponse != null && !ajaxResponse.isEmpty()) {
                        // Need to clear the ModelAndView because we are handling the response by ourselves:
                        modelAndView.clear();
                        AjaxResponseSender.sendResponse(response, ajaxResponse);
                    } else {
                        // No response, so try an Ajax redirect:
                        String view = modelAndView.getViewName();
                        if (view != null && view.startsWith(AJAX_REDIRECT_PREFIX)) {
                            view = view.substring(AJAX_REDIRECT_PREFIX.length());
                            this.redirectToView(view, request, response, modelAndView);
                        } else if (view != null && view.startsWith(STANDARD_REDIRECT_PREFIX)) {
                            view = view.substring(STANDARD_REDIRECT_PREFIX.length());
                            this.redirectToView(view, request, response, modelAndView);
                        } else {
                            throw new IllegalViewException("No Ajax redirect prefix: " + AJAX_REDIRECT_PREFIX
                                    + " found for view: " + view);
                        }

                    }
                }
            }
        }
    } catch (Exception ex) {
        logger.error(ex.getMessage(), ex);
        throw ex;
    }
}

From source file:org.springmodules.xt.ajax.AjaxInterceptor.java

private void redirectToView(String view, HttpServletRequest request, HttpServletResponse response,
        ModelAndView modelAndView) throws IOException {
    // Creating Ajax redirect action:
    AjaxResponse ajaxResponse = new AjaxResponseImpl();
    AjaxAction ajaxAction = new RedirectAction(
            new StringBuilder(request.getContextPath()).append(view).toString(), modelAndView);
    ajaxResponse.addAction(ajaxAction);// w ww  .j  a v  a  2  s. c o  m
    // Need to clear the ModelAndView because we are handling the response by ourselves:
    modelAndView.clear();
    AjaxResponseSender.sendResponse(response, ajaxResponse);
}