Package org.springframework.validation

Examples of org.springframework.validation.DataBinder

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    public void testCancel() throws Exception {
        log.debug("testing cancel...");
        request = newPost("/userform.html");
        request.addParameter("cancel", "");

        BindingResult errors = new DataBinder(user).getBindingResult();
        String view = c.onSubmit(user, errors, request, new MockHttpServletResponse());

        assertEquals("redirect:/home", view);
    }
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        user.setConfirmPassword(user.getPassword());
        user.setLastName("Updated Last Name");

        request.setRemoteUser(user.getUsername());

        BindingResult errors = new DataBinder(user).getBindingResult();
        c.onSubmit(user, errors, request, new MockHttpServletResponse());

        assertFalse(errors.hasErrors());
        assertNotNull(request.getSession().getAttribute("successMessages"));
    }
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        request = newPost("/userform.html");
        user = new User();
        user.setFirstName("Jack");
        request.setRemoteUser("user");

        BindingResult errors = new DataBinder(user).getBindingResult();
        c.onSubmit(user, errors, request, new MockHttpServletResponse());
       
        assertEquals(4, errors.getAllErrors().size());
    }
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        request = newPost("/userform.html");
        request.addParameter("delete", "");
        user = new User();
        user.setId(-2L);

        BindingResult errors = new DataBinder(user).getBindingResult();
        c.onSubmit(user, errors, request, new MockHttpServletResponse());
       
        assertNotNull(request.getSession().getAttribute("successMessages"));
    }
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        // start SMTP Server
        Wiser wiser = new Wiser();
        wiser.setPort(getSmtpPort());
        wiser.start();

        BindingResult errors = new DataBinder(user).getBindingResult();
        c.onSubmit(user, errors, request, response);
        assertFalse("errors returned in model", errors.hasErrors());

        // verify an account information e-mail was sent
        wiser.stop();
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          mandatoryValues.add(field.getName());
        }
      }
    }

    DataBinder binder = new DataBinder(component) {
      @Override
      protected void checkRequiredFields(MutablePropertyValues mpvs) {
        String[] requiredFields = getRequiredFields();
        if (!ObjectUtils.isEmpty(requiredFields)) {
          Map<String, PropertyValue> propertyValues = new HashMap<String, PropertyValue>();
          PropertyValue[] pvs = mpvs.getPropertyValues();
          for (PropertyValue pv : pvs) {
            String canonicalName = PropertyAccessorUtils.canonicalPropertyName(pv.getName());
            propertyValues.put(canonicalName, pv);
          }
          for (String field : requiredFields) {
            PropertyValue pv = propertyValues.get(field);
            boolean empty = (pv == null || pv.getValue() == null);
            // For our purposes, empty Strings or empty String arrays do not count as
            // empty. Empty is only "null".
            // if (!empty) {
            // if (pv.getValue() instanceof String) {
            // empty = !StringUtils.hasText((String) pv.getValue());
            // }
            // else if (pv.getValue() instanceof String[]) {
            // String[] values = (String[]) pv.getValue();
            // empty = (values.length == 0 || !StringUtils.hasText(values[0]));
            // }
            // }
            if (empty) {
              // Use bind error processor to create FieldError.
              getBindingErrorProcessor()
                      .processMissingFieldError(field, getInternalBindingResult());
              // Remove property from property values to bind:
              // It has already caused a field error with a rejected value.
              if (pv != null) {
                mpvs.removePropertyValue(pv);
                propertyValues.remove(field);
              }
            }
          }
        }
      }
    };
    binder.initDirectFieldAccess();
    PropertyEditorUtil.registerUimaFITEditors(binder);
    binder.setRequiredFields(mandatoryValues.toArray(new String[mandatoryValues.size()]));
    binder.bind(values);
    if (binder.getBindingResult().hasErrors()) {
      StringBuilder sb = new StringBuilder();
      sb.append("Errors initializing [" + component.getClass() + "]");
      for (ObjectError error : binder.getBindingResult().getAllErrors()) {
        if (sb.length() > 0) {
          sb.append("\n");
        }
        sb.append(error.getDefaultMessage());
      }
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  public Object resolveArgument(
      MethodParameter parameter, ModelAndViewContainer mavContainer,
      NativeWebRequest webRequest, WebDataBinderFactory binderFactory)
      throws Exception {

    DataBinder dataBinder = binderFactory.createBinder(webRequest, null, null);
    ModelMap redirectAttributes  = new RedirectAttributesModelMap(dataBinder);
    mavContainer.setRedirectModel(redirectAttributes);
    return redirectAttributes;
  }
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  protected Object createAttributeFromRequestValue(String sourceValue,
                         String attributeName,
                         MethodParameter parameter,
                         WebDataBinderFactory binderFactory,
                         NativeWebRequest request) throws Exception {
    DataBinder binder = binderFactory.createBinder(request, null, attributeName);
    ConversionService conversionService = binder.getConversionService();
    if (conversionService != null) {
      TypeDescriptor source = TypeDescriptor.valueOf(String.class);
      TypeDescriptor target = new TypeDescriptor(parameter);
      if (conversionService.canConvert(source, target)) {
        return binder.convertIfNecessary(sourceValue, parameter.getParameterType(), parameter);
      }
    }
    return null;
  }
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  protected Object createAttributeFromRequestValue(String sourceValue,
                         String attributeName,
                         MethodParameter parameter,
                         WebDataBinderFactory binderFactory,
                         NativeWebRequest request) throws Exception {
    DataBinder binder = binderFactory.createBinder(request, null, attributeName);
    ConversionService conversionService = binder.getConversionService();
    if (conversionService != null) {
      TypeDescriptor source = TypeDescriptor.valueOf(String.class);
      TypeDescriptor target = new TypeDescriptor(parameter);
      if (conversionService.canConvert(source, target)) {
        return binder.convertIfNecessary(sourceValue, parameter.getParameterType(), parameter);
      }
    }
    return null;
  }
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  public Object resolveArgument(MethodParameter parameter,
                  ModelAndViewContainer mavContainer,
                  NativeWebRequest webRequest,
                  WebDataBinderFactory binderFactory) throws Exception {
    DataBinder dataBinder = binderFactory.createBinder(webRequest, null, null);
    ModelMap redirectAttributes  = new RedirectAttributesModelMap(dataBinder);
    mavContainer.setRedirectModel(redirectAttributes);
    return redirectAttributes;
  }
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