Example usage for org.springframework.web.method.support ModelAndViewContainer getModel

List of usage examples for org.springframework.web.method.support ModelAndViewContainer getModel

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Introduction

In this page you can find the example usage for org.springframework.web.method.support ModelAndViewContainer getModel.

Prototype

public ModelMap getModel()

Source Link

Document

Return the model to use -- either the "default" or the "redirect" model.

Usage

From source file:com.ufukuzun.myth.dialect.handler.AjaxRequestResponseBodyReturnValueHandler.java

@Override
public void handleReturnValue(Object returnValue, MethodParameter returnType,
        ModelAndViewContainer mavContainer, NativeWebRequest webRequest) throws Exception {
    mavContainer.setRequestHandled(true);

    if (returnValue != null && AjaxResponse.class.isInstance(returnValue)) {
        AjaxResponse ajaxResponse = (AjaxResponse) returnValue;
        HttpServletResponse response = (HttpServletResponse) webRequest.getNativeResponse();
        HttpServletRequest request = (HttpServletRequest) webRequest.getNativeRequest();

        ModelAndView modelAndView = ajaxResponse.getModelAndView();

        Map<String, Object> mavContainerAttributes = new LinkedHashMap<String, Object>();
        mavContainerAttributes.putAll(mavContainer.getModel());
        modelAndView.getModelMap().mergeAttributes(mavContainerAttributes);

        returnValue = myth.response(ajaxResponse.getAjaxRequest(), modelAndView, response, request);

        writeWithMessageConverters(returnValue, returnType, webRequest);
    }/*from   w w  w . j a  v a 2 s .c  om*/
}

From source file:org.zht.framework.web.bind.resolver.FormModelMethodArgumentResolver.java

/**
 * Resolve the argument from the model or if not found instantiate it with
 * its default if it is available. The model attribute is then populated
 * with request values via data binding and optionally validated
 * if {@code @java.validation.Valid} is present on the argument.
 *
 * @throws org.springframework.validation.BindException
 *                   if data binding and validation result in an error
 *                   and the next method parameter is not of type {@link org.springframework.validation.Errors}.
 * @throws Exception if WebDataBinder initialization fails.
 *//*from   ww  w .  j  a va2 s .c o m*/
public final Object resolveArgument(MethodParameter parameter, ModelAndViewContainer mavContainer,
        NativeWebRequest request, WebDataBinderFactory binderFactory) throws Exception {
    String name = parameter.getParameterAnnotation(FormModel.class).value();

    Object target = (mavContainer.containsAttribute(name)) ? mavContainer.getModel().get(name)
            : createAttribute(name, parameter, binderFactory, request);

    WebDataBinder binder = binderFactory.createBinder(request, target, name);
    target = binder.getTarget();
    if (target != null) {
        bindRequestParameters(mavContainer, binderFactory, binder, request, parameter);

        validateIfApplicable(binder, parameter);
        if (binder.getBindingResult().hasErrors()) {
            List<BindingResult> list = (List<BindingResult>) request
                    .getAttribute(ValidateConstant.BINDING_RESULT_LIST_NAME, Integer.MAX_VALUE / 2 + 1);
            if (null == list) {
                list = new ArrayList<BindingResult>();
                request.setAttribute(ValidateConstant.BINDING_RESULT_LIST_NAME, list, 0);
            }
            list.add(binder.getBindingResult());
            request.setAttribute(ValidateConstant.BINDING_RESULT_HAS_ERROR, true, 0);
            //                if (isBindExceptionRequired(binder, parameter)) {
            //                    throw new BindException(binder.getBindingResult());
            //                }
        }
    }

    target = binder.convertIfNecessary(binder.getTarget(), parameter.getParameterType());
    mavContainer.addAttribute(name, target);

    return target;
}

From source file:com.fengduo.bee.commons.component.FormModelMethodArgumentResolver.java

/**
 * Resolve the argument from the model or if not found instantiate it with its default if it is available. The model
 * attribute is then populated with request values via data binding and optionally validated if
 * {@code @java.validation.Valid} is present on the argument.
 * //from   w  ww.j a  va  2  s.c om
 * @throws org.springframework.validation.BindException if data binding and validation result in an error and the
 * next method parameter is not of type {@link org.springframework.validation.Errors}.
 * @throws Exception if WebDataBinder initialization fails.
 */
public final Object resolveArgument(MethodParameter parameter, ModelAndViewContainer mavContainer,
        NativeWebRequest request, WebDataBinderFactory binderFactory) throws Exception {
    String name = parameter.getParameterAnnotation(FormBean.class).value();

    Object target = (mavContainer.containsAttribute(name)) ? mavContainer.getModel().get(name)
            : createAttribute(name, parameter, binderFactory, request);

    WebDataBinder binder = binderFactory.createBinder(request, target, name);
    target = binder.getTarget();
    if (target != null) {
        bindRequestParameters(mavContainer, binderFactory, binder, request, parameter);

        validateIfApplicable(binder, parameter);
        if (binder.getBindingResult().hasErrors()) {
            if (isBindExceptionRequired(binder, parameter)) {
                throw new BindException(binder.getBindingResult());
            }
        }
    }

    target = binder.convertIfNecessary(binder.getTarget(), parameter.getParameterType());
    mavContainer.addAttribute(name, target);

    return target;
}

From source file:com.ufukuzun.myth.dialect.handler.AjaxRequestResponseBodyReturnValueHandler.java

@Override
public Object resolveArgument(MethodParameter parameter, ModelAndViewContainer mavContainer,
        NativeWebRequest webRequest, WebDataBinderFactory binderFactory) throws Exception {
    AjaxRequestBody ajaxRequestBody = parameter.getParameterAnnotation(AjaxRequestBody.class);
    boolean performValidation = ajaxRequestBody.validate();
    String targetName = ajaxRequestBody.targetName();
    Assert.notNull(targetName);// w  w  w .  j  a  va  2s  .  c o m

    Object argument = readWithMessageConverters(webRequest, parameter, parameter.getGenericParameterType());

    if (argument != null && AjaxRequest.class.isInstance(argument) && !StringUtils.isEmpty(targetName)) {
        AjaxRequest<?> ajaxRequest = (AjaxRequest<?>) argument;

        mavContainer.addAttribute(targetName, ajaxRequest.getModel());

        if (performValidation) {
            ajaxRequest
                    .setModelValid(myth.validate(mavContainer.getModel(), ajaxRequest.getModel(), targetName));
        }
    }

    return argument;
}

From source file:co.paralleluniverse.springframework.web.servlet.mvc.method.annotation.FiberRequestMappingHandlerAdapter.java

private ModelAndView getModelAndView(ModelAndViewContainer mavContainer, ModelFactory modelFactory,
        NativeWebRequest webRequest) throws Exception {
    modelFactory.updateModel(webRequest, mavContainer);
    if (mavContainer.isRequestHandled()) {
        return null;
    }/*  w w w.jav  a2  s .c o m*/
    ModelMap model = mavContainer.getModel();
    ModelAndView mav = new ModelAndView(mavContainer.getViewName(), model);
    if (!mavContainer.isViewReference()) {
        mav.setView((View) mavContainer.getView());
    }
    if (model instanceof RedirectAttributes) {
        Map<String, ?> flashAttributes = ((RedirectAttributes) model).getFlashAttributes();
        HttpServletRequest request = webRequest.getNativeRequest(HttpServletRequest.class);
        RequestContextUtils.getOutputFlashMap(request).putAll(flashAttributes);
    }
    return mav;
}

From source file:org.springframework.web.method.annotation.ModelAttributeMethodProcessor.java

/**
 * Resolve the argument from the model or if not found instantiate it with
 * its default if it is available. The model attribute is then populated
 * with request values via data binding and optionally validated
 * if {@code @java.validation.Valid} is present on the argument.
 * @throws BindException if data binding and validation result in an error
 * and the next method parameter is not of type {@link Errors}
 * @throws Exception if WebDataBinder initialization fails
 *///from   ww  w  .ja va 2 s  . co  m
@Override
@Nullable
public final Object resolveArgument(MethodParameter parameter, @Nullable ModelAndViewContainer mavContainer,
        NativeWebRequest webRequest, @Nullable WebDataBinderFactory binderFactory) throws Exception {

    Assert.state(mavContainer != null, "ModelAttributeMethodProcessor requires ModelAndViewContainer");
    Assert.state(binderFactory != null, "ModelAttributeMethodProcessor requires WebDataBinderFactory");

    String name = ModelFactory.getNameForParameter(parameter);
    ModelAttribute ann = parameter.getParameterAnnotation(ModelAttribute.class);
    if (ann != null) {
        mavContainer.setBinding(name, ann.binding());
    }

    Object attribute = null;
    BindingResult bindingResult = null;

    if (mavContainer.containsAttribute(name)) {
        attribute = mavContainer.getModel().get(name);
    } else {
        // Create attribute instance
        try {
            attribute = createAttribute(name, parameter, binderFactory, webRequest);
        } catch (BindException ex) {
            if (isBindExceptionRequired(parameter)) {
                // No BindingResult parameter -> fail with BindException
                throw ex;
            }
            // Otherwise, expose null/empty value and associated BindingResult
            if (parameter.getParameterType() == Optional.class) {
                attribute = Optional.empty();
            }
            bindingResult = ex.getBindingResult();
        }
    }

    if (bindingResult == null) {
        // Bean property binding and validation;
        // skipped in case of binding failure on construction.
        WebDataBinder binder = binderFactory.createBinder(webRequest, attribute, name);
        if (binder.getTarget() != null) {
            if (!mavContainer.isBindingDisabled(name)) {
                bindRequestParameters(binder, webRequest);
            }
            validateIfApplicable(binder, parameter);
            if (binder.getBindingResult().hasErrors() && isBindExceptionRequired(binder, parameter)) {
                throw new BindException(binder.getBindingResult());
            }
        }
        // Value type adaptation, also covering java.util.Optional
        if (!parameter.getParameterType().isInstance(attribute)) {
            attribute = binder.convertIfNecessary(binder.getTarget(), parameter.getParameterType(), parameter);
        }
        bindingResult = binder.getBindingResult();
    }

    // Add resolved attribute and BindingResult at the end of the model
    Map<String, Object> bindingResultModel = bindingResult.getModel();
    mavContainer.removeAttributes(bindingResultModel);
    mavContainer.addAllAttributes(bindingResultModel);

    return attribute;
}

From source file:org.springframework.web.method.annotation.ModelFactory.java

/**
 * Promote model attributes listed as {@code @SessionAttributes} to the session.
 * Add {@link BindingResult} attributes where necessary.
 * @param request the current request// w  w w. ja  va2 s. c  om
 * @param container contains the model to update
 * @throws Exception if creating BindingResult attributes fails
 */
public void updateModel(NativeWebRequest request, ModelAndViewContainer container) throws Exception {
    ModelMap defaultModel = container.getDefaultModel();
    if (container.getSessionStatus().isComplete()) {
        this.sessionAttributesHandler.cleanupAttributes(request);
    } else {
        this.sessionAttributesHandler.storeAttributes(request, defaultModel);
    }
    if (!container.isRequestHandled() && container.getModel() == defaultModel) {
        updateBindingResult(request, defaultModel);
    }
}

From source file:org.springframework.web.method.annotation.support.ModelAttributeMethodProcessor.java

/**
 * Resolve the argument from the model or if not found instantiate it with 
 * its default if it is available. The model attribute is then populated 
 * with request values via data binding and optionally validated
 * if {@code @java.validation.Valid} is present on the argument.
 * @throws BindException if data binding and validation result in an error
 * and the next method parameter is not of type {@link Errors}.
 * @throws Exception if WebDataBinder initialization fails.
 *///from w ww  . j a va  2  s .co m
public final Object resolveArgument(MethodParameter parameter, ModelAndViewContainer mavContainer,
        NativeWebRequest request, WebDataBinderFactory binderFactory) throws Exception {
    String name = ModelFactory.getNameForParameter(parameter);
    Object target = (mavContainer.containsAttribute(name)) ? mavContainer.getModel().get(name)
            : createAttribute(name, parameter, binderFactory, request);

    WebDataBinder binder = binderFactory.createBinder(request, target, name);

    if (binder.getTarget() != null) {
        bindRequestParameters(binder, request);

        if (isValidationApplicable(binder.getTarget(), parameter)) {
            binder.validate();
        }

        if (binder.getBindingResult().hasErrors()) {
            if (isBindExceptionRequired(binder, parameter)) {
                throw new BindException(binder.getBindingResult());
            }
        }
    }

    mavContainer.addAllAttributes(binder.getBindingResult().getModel());

    return binder.getTarget();
}