Java Code Examples for org.thymeleaf.util.StringUtils#isEmpty()

@RequestMapping("/to_list")
@ResponseBody
public String toList(Model model, MiaoshaUser user, HttpServletRequest request, HttpServletResponse response) {
    model.addAttribute("user", user);
    //取缓存
    String html = redisService.get(GoodsKey.getGoodList, "", String.class);
    if (!StringUtils.isEmpty(html)) {
        return html;
    }
    List<GoodsVo> listGoodsVo = goodsService.listGoodsVo();
    model.addAttribute("listGoodsVo", listGoodsVo);

    WebContext ctx = new WebContext(request, response, request.getServletContext(), request.getLocale(), model.asMap());
    html = thymeleafViewResolver.getTemplateEngine().process("goodlist", ctx);
    if (!StringUtils.isEmpty(html)) {
        redisService.set(GoodsKey.getGoodList, "", html);
    }
    return html;
}
 

public static void populateResourceSegmentId(CustomerResource resource, String segmentId) {
    String resourceSegmentId = null;
    if (resource instanceof SegmentEntity) {
        resourceSegmentId = resource.getId();
    }

    if (StringUtils.isEmpty(resourceSegmentId)) {
        resource.setId(segmentId);
    } else if (!resourceSegmentId.equalsIgnoreCase(segmentId)) {
        logger.log(Level.INFO, "Resource segment id not matched " + resourceSegmentId + " : " + segmentId);
        resource.setId(segmentId);
    }
}
 

public static void populateResourceProjectId(CustomerResource resource, String projectId) {
    String resourceProjectId = resource.getProjectId();
    if (StringUtils.isEmpty(resourceProjectId)) {
        resource.setProjectId(projectId);
    } else if (!resourceProjectId.equalsIgnoreCase(projectId)) {
        System.out.println("Resource id not matched " + resourceProjectId + " : " + projectId);
        resource.setProjectId(projectId);
    }
}
 

@Override
public Object resolveArgument(MethodParameter methodParameter, ModelAndViewContainer modelAndViewContainer, NativeWebRequest nativeWebRequest, WebDataBinderFactory webDataBinderFactory) throws Exception {
    HttpServletRequest request = nativeWebRequest.getNativeRequest(HttpServletRequest.class);
    HttpServletResponse response = nativeWebRequest.getNativeResponse(HttpServletResponse.class);

    String paramsToken = request.getParameter(MiaoshaUserService.LOGIN_COOKIE_TOKEN);
    String cookieToken = getCookieValue(request, MiaoshaUserService.LOGIN_COOKIE_TOKEN);
    if (StringUtils.isEmpty(cookieToken) && StringUtils.isEmpty(paramsToken)) {
        return null;
    }
    String token = StringUtils.isEmpty(paramsToken) ? cookieToken : paramsToken;

    MiaoshaUser user = miaoshaUserService.getMiaoshaUserByToken(token, response);
    return user;
}
 

public MiaoshaUser getMiaoshaUserByToken(String token, HttpServletResponse response) {
    if (StringUtils.isEmpty(token)) {
        return null;
    }
    MiaoshaUser user = redisService.get(MiaoshaKey.token, token, MiaoshaUser.class);
    //when user login and use the website,extend to the cookie datetime
    if (user != null) {
        addCookie(user, token, response);
    }
    return user;
}
 

public static void populateResourceVpcId(CustomerResource resource, String vpcId) {
    String resourceVpcId = null;
    if (resource instanceof VpcEntity) {
        resourceVpcId = resource.getId();
    }

    if (StringUtils.isEmpty(resourceVpcId)) {
        resource.setId(vpcId);
    } else if (!resourceVpcId.equalsIgnoreCase(vpcId)) {
        logger.log(Level.INFO, "Resource vpc id not matched " + resourceVpcId + " : " + vpcId);
        resource.setId(vpcId);
    }
}
 

public static void populateResourceProjectId(CustomerResource resource, String projectId) {
    String resourceProjectId = resource.getProjectId();
    if (StringUtils.isEmpty(resourceProjectId)) {
        resource.setProjectId(projectId);
    } else if (!resourceProjectId.equalsIgnoreCase(projectId)) {
        logger.log(Level.INFO, "Resource id not matched " + resourceProjectId + " : " + projectId);
        resource.setProjectId(projectId);
    }
}
 

/**
 * 文字处理
 *
 * @param fromUserName
 * @param toUserName
 * @param keyword
 * @return
 */
private String textResponseHandler(String fromUserName, String toUserName,
                                   String keyword) {
    if (StringUtils.isEmpty(keyword)) {
        return WechatFactory
                .formatText(toUserName, fromUserName, "未包含任何信息");
    } else {
        String responseStr = keyWordHandler(fromUserName, toUserName,
                keyword);
        return WechatFactory
                .formatText(toUserName, fromUserName, responseStr);
    }
}
 

public static void populateResourceVpcId(CustomerResource resource, String vpcId) {
    String resourceVpcId = null;
    if (resource instanceof VpcState) {
        resourceVpcId = resource.getId();
    } else if (resource instanceof SubnetState) {
        resourceVpcId = ((SubnetState) resource).getVpcId();
    }

    if (StringUtils.isEmpty(resourceVpcId)) {
        resource.setId(vpcId);
    } else if (!resourceVpcId.equalsIgnoreCase(vpcId)) {
        System.out.println("Resource vpc id not matched " + resourceVpcId + " : " + vpcId);
        resource.setId(vpcId);
    }
}
 

public static void populateResourceProjectId(CustomerResource resource, String projectId) {
    String resourceProjectId = resource.getProjectId();
    if (StringUtils.isEmpty(resourceProjectId)) {
        resource.setProjectId(projectId);
    } else if (!resourceProjectId.equalsIgnoreCase(projectId)) {
        System.out.println("Resource id not matched " + resourceProjectId + " : " + projectId);
        resource.setProjectId(projectId);
    }
}
 

public static void verifyParameterNotNullorEmpty(String resourceId) throws ParameterNullOrEmptyException {
    if (StringUtils.isEmpty(resourceId)) {
        throw new ParameterNullOrEmptyException("Empty parameter");
    }
}
 

public static void verifyResourceNotNull(CustomerResource resource) throws ResourceNullException {
    if (resource == null || StringUtils.isEmpty(resource.getId())) {
        throw new ResourceNullException("Empty resource id");
    }
}
 

public static void verifyResourceNotNull(CustomerResource resource) throws ResourceNullException {
    if (resource == null || StringUtils.isEmpty(resource.getId())) {
        throw new ResourceNullException("Empty resource id");
    }
}
 

public static void checkTenantId(String tenantId) throws TenantIdRequired {
    if (StringUtils.isEmpty(tenantId)) {
        throw new TenantIdRequired();
    }
}
 

public static void verifyParameterNotNullorEmpty(String resourceId) throws ParameterNullOrEmptyException {
    if (StringUtils.isEmpty(resourceId)) {
        throw new ParameterNullOrEmptyException("Empty parameter");
    }
}
 

public static void verifyParameterEqual(String expectedResourceId, String resourceId) throws ParameterUnexpectedValueException {
    if (StringUtils.isEmpty(resourceId) || !resourceId.equalsIgnoreCase(expectedResourceId)) {
        throw new ParameterUnexpectedValueException("Expeceted value: " + expectedResourceId + " | actual: " + resourceId);
    }
}
 

public static void checkDirection(String direction) throws DirectionRequired {
    if (StringUtils.isEmpty(direction)) {
        throw new DirectionRequired();
    }
}
 

public static void verifyParameterNotNullorEmpty(String resourceId) throws ParameterNullOrEmptyException {
    if (StringUtils.isEmpty(resourceId)) {
        throw new ParameterNullOrEmptyException("Empty parameter");
    }
}
 

public static void verifyParameterNotNullorEmpty(String resourceId) throws ParameterNullOrEmptyException {
    if (StringUtils.isEmpty(resourceId)) {
        throw new ParameterNullOrEmptyException("Empty parameter");
    }
}
 

public static void verifyParameterNotNullorEmpty(String resourceId) throws ParameterNullOrEmptyException {
    if (StringUtils.isEmpty(resourceId)) {
        throw new ParameterNullOrEmptyException("Empty parameter");
    }
}