Examples with WebDataBinder org.springframework.web.bind.WebDataBinder used on opensource projects

Example 36 with WebDataBinder

use of org.springframework.web.bind.WebDataBinder in project spring-framework by spring-projects.

the class RequestPartMethodArgumentResolver method resolveArgument.

@Override
public Object resolveArgument(MethodParameter parameter, ModelAndViewContainer mavContainer, NativeWebRequest request, WebDataBinderFactory binderFactory) throws Exception {
    HttpServletRequest servletRequest = request.getNativeRequest(HttpServletRequest.class);
    RequestPart requestPart = parameter.getParameterAnnotation(RequestPart.class);
    boolean isRequired = ((requestPart == null || requestPart.required()) && !parameter.isOptional());
    String name = getPartName(parameter, requestPart);
    parameter = parameter.nestedIfOptional();
    Object arg = null;
    Object mpArg = MultipartResolutionDelegate.resolveMultipartArgument(name, parameter, servletRequest);
    if (mpArg != MultipartResolutionDelegate.UNRESOLVABLE) {
        arg = mpArg;
    } else {
        try {
            HttpInputMessage inputMessage = new RequestPartServletServerHttpRequest(servletRequest, name);
            arg = readWithMessageConverters(inputMessage, parameter, parameter.getNestedGenericParameterType());
            WebDataBinder binder = binderFactory.createBinder(request, arg, name);
            if (arg != null) {
                validateIfApplicable(binder, parameter);
                if (binder.getBindingResult().hasErrors() && isBindExceptionRequired(binder, parameter)) {
                    throw new MethodArgumentNotValidException(parameter, binder.getBindingResult());
                }
            }
            mavContainer.addAttribute(BindingResult.MODEL_KEY_PREFIX + name, binder.getBindingResult());
        } catch (MissingServletRequestPartException ex) {
            if (isRequired) {
                throw ex;
            }
        } catch (MultipartException ex) {
            if (isRequired) {
                throw ex;
            }
        }
    }
    if (arg == null && isRequired) {
        if (!MultipartResolutionDelegate.isMultipartRequest(servletRequest)) {
            throw new MultipartException("Current request is not a multipart request");
        } else {
            throw new MissingServletRequestPartException(name);
        }
    }
    return adaptArgumentIfNecessary(arg, parameter);
}

Example 37 with WebDataBinder

use of org.springframework.web.bind.WebDataBinder in project spring-framework by spring-projects.

the class ExtendedServletRequestDataBinderTests method noUriTemplateVars.

@Test
public void noUriTemplateVars() throws Exception {
    TestBean target = new TestBean();
    WebDataBinder binder = new ExtendedServletRequestDataBinder(target, "");
    ((ServletRequestDataBinder) binder).bind(request);
    assertEquals(null, target.getName());
    assertEquals(0, target.getAge());
}

Example 38 with WebDataBinder

use of org.springframework.web.bind.WebDataBinder in project spring-framework by spring-projects.

the class ExtendedServletRequestDataBinderTests method uriTemplateVarAndRequestParam.

@Test
public void uriTemplateVarAndRequestParam() throws Exception {
    request.addParameter("age", "35");
    Map<String, String> uriTemplateVars = new HashMap<>();
    uriTemplateVars.put("name", "nameValue");
    uriTemplateVars.put("age", "25");
    request.setAttribute(HandlerMapping.URI_TEMPLATE_VARIABLES_ATTRIBUTE, uriTemplateVars);
    TestBean target = new TestBean();
    WebDataBinder binder = new ExtendedServletRequestDataBinder(target, "");
    ((ServletRequestDataBinder) binder).bind(request);
    assertEquals("nameValue", target.getName());
    assertEquals(35, target.getAge());
}

Example 39 with WebDataBinder

use of org.springframework.web.bind.WebDataBinder in project spring-framework by spring-projects.

the class ExtendedServletRequestDataBinderTests method createBinder.

@Test
public void createBinder() throws Exception {
    Map<String, String> uriTemplateVars = new HashMap<>();
    uriTemplateVars.put("name", "nameValue");
    uriTemplateVars.put("age", "25");
    request.setAttribute(HandlerMapping.URI_TEMPLATE_VARIABLES_ATTRIBUTE, uriTemplateVars);
    TestBean target = new TestBean();
    WebDataBinder binder = new ExtendedServletRequestDataBinder(target, "");
    ((ServletRequestDataBinder) binder).bind(request);
    assertEquals("nameValue", target.getName());
    assertEquals(25, target.getAge());
}