Java Code Examples for org.springframework.validation.DataBinder#getBindingResult()

@RestAccessControl(permission = Permission.MANAGE_USERS)
@RequestMapping(value = "/{target:.+}/authorities", method = RequestMethod.DELETE, produces = MediaType.APPLICATION_JSON_VALUE)
public ResponseEntity<SimpleRestResponse> deleteUserAuthorities(@ModelAttribute("user") UserDetails user, @PathVariable String target) throws ApsSystemException {
    logger.debug("user {} requesting delete authorities for username {}", user.getUsername(), target);
    DataBinder binder = new DataBinder(target);
    BindingResult bindingResult = binder.getBindingResult();
    //field validations
    if (bindingResult.hasErrors()) {
        throw new ValidationGenericException(bindingResult);
    }
    //business validations
    getUserValidator().validateUpdateSelf(target, user.getUsername(), bindingResult);
    if (bindingResult.hasErrors()) {
        throw new ValidationGenericException(bindingResult);
    }
    this.getUserService().deleteUserAuthorities(target);
    return new ResponseEntity<>(new SimpleRestResponse<>(new ArrayList<>()), HttpStatus.OK);
}
 

@Override
public PageDto getPage(String pageCode, String status) {
    IPage page = this.loadPage(pageCode, status);
    if (null == page) {
        logger.warn("no page found with code {} and status {}", pageCode, status);
        DataBinder binder = new DataBinder(pageCode);
        BindingResult bindingResult = binder.getBindingResult();
        String errorCode = status.equals(STATUS_DRAFT) ? ERRCODE_PAGE_NOT_FOUND : ERRCODE_PAGE_ONLY_DRAFT;
        bindingResult.reject(errorCode, new String[]{pageCode, status}, "page.NotFound");
        throw new ResourceNotFoundException(bindingResult);
    }
    String token = this.getPageTokenManager().encrypt(pageCode);
    PageDto pageDto = this.getDtoBuilder().convert(page);
    pageDto.setToken(token);
    pageDto.setReferences(this.getReferencesInfo(page));
    return pageDto;
}
 

@Override
public PageConfigurationDto restorePageConfiguration(String pageCode) {
    try {
        IPage pageD = this.loadPage(pageCode, STATUS_DRAFT);
        if (null == pageD) {
            throw new ResourceNotFoundException(ERRCODE_PAGE_NOT_FOUND, "page", pageCode);
        }
        IPage pageO = this.loadPage(pageCode, STATUS_ONLINE);
        if (null == pageO) {
            DataBinder binder = new DataBinder(pageCode);
            BindingResult bindingResult = binder.getBindingResult();
            bindingResult.reject(ERRCODE_STATUS_INVALID, new String[]{pageCode}, "page.status.invalid");
            throw new ValidationGenericException(bindingResult);
        }
        pageD.setMetadata(pageO.getMetadata());
        pageD.setWidgets(pageO.getWidgets());
        this.getPageManager().updatePage(pageD);
        PageConfigurationDto pageConfigurationDto = new PageConfigurationDto(pageO, STATUS_ONLINE);
        return pageConfigurationDto;
    } catch (ApsSystemException e) {
        logger.error("Error restoring page {} configuration", pageCode, e);
        throw new RestServerError("error in restoring page configuration", e);
    }
}
 

@Test
public void bindTagWithIndexedPropertiesAndCustomEditor() throws JspException {
	PageContext pc = createPageContext();
	IndexedTestBean tb = new IndexedTestBean();
	DataBinder binder = new ServletRequestDataBinder(tb, "tb");
	binder.registerCustomEditor(TestBean.class, null, new PropertyEditorSupport() {
		@Override
		public String getAsText() {
			return "something";
		}
	});
	Errors errors = binder.getBindingResult();
	errors.rejectValue("array[0]", "code1", "message1");
	errors.rejectValue("array[0]", "code2", "message2");
	pc.getRequest().setAttribute(BindingResult.MODEL_KEY_PREFIX + "tb", errors);

	BindTag tag = new BindTag();
	tag.setPageContext(pc);
	tag.setPath("tb.array[0]");
	assertTrue("Correct doStartTag return value", tag.doStartTag() == Tag.EVAL_BODY_INCLUDE);
	BindStatus status = (BindStatus) pc.getAttribute(BindTag.STATUS_VARIABLE_NAME, PageContext.REQUEST_SCOPE);
	assertTrue("Has status variable", status != null);
	assertTrue("Correct expression", "array[0]".equals(status.getExpression()));
	// because of the custom editor getValue() should return a String
	assertTrue("Value is TestBean", status.getValue() instanceof String);
	assertTrue("Correct value", "something".equals(status.getValue()));
}
 

@Test
public void bindTagWithIndexedPropertiesAndCustomEditor() throws JspException {
	PageContext pc = createPageContext();
	IndexedTestBean tb = new IndexedTestBean();
	DataBinder binder = new ServletRequestDataBinder(tb, "tb");
	binder.registerCustomEditor(TestBean.class, null, new PropertyEditorSupport() {
		@Override
		public String getAsText() {
			return "something";
		}
	});
	Errors errors = binder.getBindingResult();
	errors.rejectValue("array[0]", "code1", "message1");
	errors.rejectValue("array[0]", "code2", "message2");
	pc.getRequest().setAttribute(BindingResult.MODEL_KEY_PREFIX + "tb", errors);

	BindTag tag = new BindTag();
	tag.setPageContext(pc);
	tag.setPath("tb.array[0]");
	assertTrue("Correct doStartTag return value", tag.doStartTag() == Tag.EVAL_BODY_INCLUDE);
	BindStatus status = (BindStatus) pc.getAttribute(BindTag.STATUS_VARIABLE_NAME, PageContext.REQUEST_SCOPE);
	assertTrue("Has status variable", status != null);
	assertTrue("Correct expression", "array[0]".equals(status.getExpression()));
	// because of the custom editor getValue() should return a String
	assertTrue("Value is TestBean", status.getValue() instanceof String);
	assertTrue("Correct value", "something".equals(status.getValue()));
}
 

@Test
public void bindTagWithIndexedPropertiesAndCustomEditor() throws JspException {
	PageContext pc = createPageContext();
	IndexedTestBean tb = new IndexedTestBean();
	DataBinder binder = new ServletRequestDataBinder(tb, "tb");
	binder.registerCustomEditor(TestBean.class, null, new PropertyEditorSupport() {
		@Override
		public String getAsText() {
			return "something";
		}
	});
	Errors errors = binder.getBindingResult();
	errors.rejectValue("array[0]", "code1", "message1");
	errors.rejectValue("array[0]", "code2", "message2");
	pc.getRequest().setAttribute(BindingResult.MODEL_KEY_PREFIX + "tb", errors);

	BindTag tag = new BindTag();
	tag.setPageContext(pc);
	tag.setPath("tb.array[0]");
	assertTrue("Correct doStartTag return value", tag.doStartTag() == Tag.EVAL_BODY_INCLUDE);
	BindStatus status = (BindStatus) pc.getAttribute(BindTag.STATUS_VARIABLE_NAME, PageContext.REQUEST_SCOPE);
	assertTrue("Has status variable", status != null);
	assertTrue("Correct expression", "array[0]".equals(status.getExpression()));
	// because of the custom editor getValue() should return a String
	assertTrue("Value is TestBean", status.getValue() instanceof String);
	assertTrue("Correct value", "something".equals(status.getValue()));
}
 

/**
 * The secret must be not null for creating the consumer. Instead it can be
 * null during the update.
 */
public void validateForCreate(ApiConsumer consumer) {
    if (StringUtils.isEmpty(consumer.getSecret())) {
        DataBinder dataBinder = new DataBinder(consumer);
        BindingResult bindingResult = dataBinder.getBindingResult();
        bindingResult.rejectValue("secret", "notBlank", new String[]{"secret"}, "string.notBlank");
        throw new ValidationGenericException(bindingResult);
    }
}
 

public void validateForUpdate(String consumerKey, ApiConsumer consumer) {
    if (!consumer.getKey().equals(consumerKey)) {
        DataBinder dataBinder = new DataBinder(consumer);
        BindingResult bindingResult = dataBinder.getBindingResult();
        bindingResult.rejectValue("key", ERRCODE_URINAME_MISMATCH, new String[]{consumerKey, consumer.getKey()}, "api.consumer.key.mismatch");
        throw new ValidationGenericException(bindingResult);
    }
}
 

@RestAccessControl(permission = Permission.SUPERUSER)
@RequestMapping(value = "/pageSettings", method = RequestMethod.PUT, produces = MediaType.APPLICATION_JSON_VALUE)
public ResponseEntity<SimpleRestResponse<PageSettingsDto>> updatePageSettings(@RequestBody PageSettingsRequest request) {
    //params validations
    if (request == null || request.isEmpty()) {
        DataBinder binder = new DataBinder(request);
        BindingResult bindingResult = binder.getBindingResult();
        bindingResult.reject("NotEmpty.pagesettings.params");
        throw new ValidationGenericException(bindingResult);
    }
    PageSettingsDto pageSettings = this.getPageSettingsService().updatePageSettings(request);
    return new ResponseEntity<>(new SimpleRestResponse<>(pageSettings), HttpStatus.OK);
}
 

@ActivityStreamAuditable
@RestAccessControl(permission = Permission.MANAGE_PAGES)
@RequestMapping(value = "/pages/{pageCode}", method = RequestMethod.DELETE, produces = MediaType.APPLICATION_JSON_VALUE)
public ResponseEntity<SimpleRestResponse<?>> deletePage(@ModelAttribute("user") UserDetails user, @PathVariable String pageCode) throws ApsSystemException {
    logger.debug("deleting {}", pageCode);
    if (!this.getAuthorizationService().isAuth(user, pageCode)) {
        return new ResponseEntity<>(new SimpleRestResponse<>(new PageDto()), HttpStatus.UNAUTHORIZED);
    }
    DataBinder binder = new DataBinder(pageCode);
    BindingResult bindingResult = binder.getBindingResult();
    //field validations
    if (bindingResult.hasErrors()) {
        throw new ValidationGenericException(bindingResult);
    }
    //business validations
    getPageValidator().validateOnlinePage(pageCode, bindingResult);
    if (bindingResult.hasErrors()) {
        throw new ValidationGenericException(bindingResult);
    }
    //business validations
    getPageValidator().validateChildren(pageCode, bindingResult);
    if (bindingResult.hasErrors()) {
        throw new ValidationGenericException(bindingResult);
    }
    this.getPageService().removePage(pageCode);
    Map<String, String> payload = new HashMap<>();
    payload.put("code", pageCode);
    return new ResponseEntity<>(new SimpleRestResponse<>(payload), HttpStatus.OK);
}
 

private void validateForCreate(ApiConsumer consumer) throws ApsSystemException {

        if (consumerManager.getConsumerRecord(consumer.getKey()) != null) {
            DataBinder binder = new DataBinder(consumer);
            BindingResult bindingResult = binder.getBindingResult();
            bindingResult.reject(ERRCODE_CONSUMER_ALREADY_EXISTS, new String[]{consumer.getKey()}, "api.consumer.exists");
            throw new ValidationConflictException(bindingResult);
        }
    }
 

@RestAccessControl(permission = Permission.CONTENT_EDITOR)
@RequestMapping(value = "/{code}", method = RequestMethod.DELETE, produces = MediaType.APPLICATION_JSON_VALUE)
public ResponseEntity<SimpleRestResponse<?>> deleteContent(@PathVariable String code) {
    logger.debug("Deleting content -> {}", code);
    DataBinder binder = new DataBinder(code);
    BindingResult bindingResult = binder.getBindingResult();
    //field validations
    if (bindingResult.hasErrors()) {
        throw new ValidationGenericException(bindingResult);
    }
    this.getContentService().deleteContent(code, HttpSessionHelper.extractCurrentUser(httpSession));
    Map<String, String> payload = new HashMap<>();
    payload.put("code", code);
    return new ResponseEntity<>(new SimpleRestResponse<>(payload), HttpStatus.OK);
}
 

private BindingResult createBindingResult(Foo target, String name) {
	DataBinder binder = this.bindingContext.createDataBinder(this.exchange, target, name);
	return binder.getBindingResult();
}
 

public static void main(String[] args) {

        // 创建空白对象
        User user = new User();
        // 1. 创建 DataBinder
        DataBinder binder = new DataBinder(user, "");

        // 2. 创建 PropertyValues
        Map<String, Object> source = new HashMap<>();
        source.put("id", 1);
        source.put("name", "小马哥");

        // a. PropertyValues 存在 User 中不存在属性值
        // DataBinder 特性一 : 忽略未知的属性
        source.put("age", 18);

        // b. PropertyValues 存在一个嵌套属性，比如 company.name
        // DataBinder 特性二：支持嵌套属性
        // Company company = new Company();
        // company.setName("geekbang");
        // user.setCompany(compay)

//        source.put("company", new Company());
        source.put("company.name", "geekbang");

        PropertyValues propertyValues = new MutablePropertyValues(source);

        // 1. 调整 IgnoreUnknownFields true（默认） -> false（抛出异常，age 字段不存在于 User 类）
        // binder.setIgnoreUnknownFields(false);

        // 2. 调整自动增加嵌套路径 true（默认） —> false
        binder.setAutoGrowNestedPaths(false);

        // 3. 调整 ignoreInvalidFields false(默认） -> true（默认情况调整不变化，需要调增 AutoGrowNestedPaths 为 false）
        binder.setIgnoreInvalidFields(true);

        binder.setRequiredFields("id", "name", "city");

        binder.bind(propertyValues);

        // 3. 输出 User 内容
        System.out.println(user);

        // 4. 获取绑定结果（结果包含错误文案 code，不会抛出异常）
        BindingResult result = binder.getBindingResult();
        System.out.println(result);
    }
 

private BindingResult createBindingResult(Foo target, String name) {
	DataBinder binder = this.bindingContext.createDataBinder(this.exchange, target, name);
	return binder.getBindingResult();
}