unchecked object java.util.list-阿里云

备案控制台

解决Java中的“Unchecked cast: java.lang.Object to java.util.List”问题

🌷🍁 博主猫头虎带您 Go to New World.✨🍁🦄 博客首页——猫头虎的博客🎐🐳《面试题大全专栏》文章图文并茂🦕生动形象🦖简单易学！欢迎大家来踩踩~🌺🌊 《IDEA开发秘籍专栏》学会IDEA常用操作࿰...

Unchecked cast: java.lang.Object to java.util.List问题的解决

Unchecked cast: java.lang.Object to java.util.List问题的解决

@[toc]1、问题的代码 public static void main(String[] args) { List<String> object = (List<String>) getObject(); for (String s : object) { System....

共有2条

< 1 >

跳转至： GO

更新时间 2024-02-05 11:57:00

本页面内关键词为智能算法引擎基于机器学习所生成，如有任何问题，可在页面下方点击"联系我们"与我们沟通。

产品推荐

{"optioninfo":{"dynamic":"true","static":"true"},"simplifiedDisplay":"newEdition","newCard":[{"link":"https://img.alicdn.com/tfs/TB1XY8hGYr1gK0jSZFDXXb9yVXa-1740-328.png","icon":"oss","title":"对象存储 OSS","des":"对象存储（Object Storage Service，简称 OSS）是海量、安全、低成本、高可靠的云存储服务，具有与平台无关 RESTful API，能从互联网任何位置访问。OSS 提供标准、低频、归档等类型选择，全面优化存储成本。","btn1":"立即购买","link1":"https://common-buy.aliyun.com/?spm=5176.7933691.1309819..38782a66Hfjfm0&commodityCode=ossbag&request=%7B%22region%22%3A%22china-common%22%7D#/buy","btn2":"了解价格","link2":"https://www.aliyun.com/price/product?spm=5176.10695662.1112155.3.55fd30bePvfE03#/oss/detail","btn3":"管理控制台","link3":"https://oss.console.aliyun.com/overview","infoGroup":[{"infoName":"产品入门","infoContent":{"firstContentName":"快速掌握 OSS","firstContentLink":"https://help.aliyun.com/learn/learningpath/oss.html","lastContentName":"点击查看帮助文档","lastContentLink":"https://help.aliyun.com/product/31815.html?spm=5176.7933691.1309819.7.49282a66iR2ERc"}},{"infoName":"新春特惠","infoContent":{"firstContentName":"存储新春特惠套餐","firstContentLink":"https://www.aliyun.com/activity/storage/new_year","lastContentName":"","lastContentLink":""}}],"ifIcon":"icon","contentLink":"https://www.aliyun.com/product/oss"}],"card":[{"link":"#","icon":"https://img.alicdn.com/tfs/TB1afahQpXXXXaAapXXXXXXXXXX-114-114.png","title":"云服务器ECS","des":"云服务器（Elastic Compute Service，简称 ECS）是一种简单高效、处理能力可弹性伸缩的计算服务，帮助您快速构建更稳定、安全的应用，提升运维效率，降低 IT 成本，使您更专注于核心业务。","btn1":"FPGA云服务器","link1":"#","btn2":"GPU云服务器","link2":"#","tip":"新一代云服务器N5 （Xeon® (Skylake)处理器）上线！<a href=\"#\" target=\"_blank\">立即申请</a>"}],"search":[{"txt":"云数据库","link":"#"}],"infoCard":[{"bannerTitle":"<b>618大促</b>","bannerUrl":"https://img.alicdn.com/tfs/TB1gMb0IXT7gK0jSZFpXXaTkpXa-1740-328.jpg","bannerContent":"CEO教你线上营销；建站产品限时特惠；下单抽取苹果手机","liveButtonName":"立即观看","liveButtonLink":"https://yqh.aliyun.com/live/detail/10713","homePageName":"去主会场，边看边买","homePageLink":"https://ac.aliyun.com/promotion/webdesign/20200525?utm_content=g_1000127804","contentTitle":"爆款内容","linkGroup":[{"linkContent":"<b>云服务器选型指南</b>：阿里云产品专家雪莉介绍ECS产品选型","linkTo":"立即观看","link":"https://yqh.aliyun.com/live/detail/13836"},{"linkContent":"<b>省省省！手把手教你优化云上成本</b>：人气PD为你倾情解读云上省钱秘籍","linkTo":"立即观看","link":"https://yqh.aliyun.com/live/detail/13837"},{"linkContent":"<b>数据库通用解决方案之阿里巴巴十年最佳实践 </b>：解决方案架构师舟济带你了解阿里数据库的技术福利","linkTo":"立即观看","link":"https://yqh.aliyun.com/live/detail/13877"},{"linkContent":"<b>重磅直播预告</b>：云计算试飞员老蒋 X  程序员鼓励师百见，6月11日见！","linkTo":"","link":""}]}],"title":{"mainTitle":"【阿里云】618上云年中促 云产品低至0.9折","subtitle":"亿元补贴，全速重构，阿里云年中大促专属大礼包至高12000元。","linkUrl":"","btnText":"查看详情"},"visual":{"topbg":"https://img.alicdn.com/tfs/TB1XY8hGYr1gK0jSZFDXXb9yVXa-1740-328.png","icon":"aliyun-icon-play","textColor":"light"},"dataList":[{"summary":"如何全面提升网站加速性能和用户体验","author":"CDN专家教你如何使用全站加速产品","linksUrl":"https://yqh.aliyun.com/live/detail/14025"},{"summary":"构建超低延时的直播体验","author":"阿里云视频直播产品专家倾情分享直播产品，让互动更实时","linksUrl":"https://yqh.aliyun.com/live/detail/14028"},{"summary":"又快又稳！如何0成本搞定迁云","author":"阿里云最强段子手带你轻松上云","linksUrl":"https://yqh.aliyun.com/live/detail/13884"},{"summary":"云计算试飞员老蒋 X 程序员鼓励师百见","author":"探秘阿里云黑科技，更有免费试用和618限时低价","linksUrl":"https://yqh.aliyun.com/live/sale"}],"sceneCard":[{"title":"云计算试飞员老蒋开课啦！第一期：电商网站搭建","des":"这是一段副标介绍，这是一段副标介绍。这是一段副标介绍，这是一段副标介绍。这是一段副标介绍，这是一段副标介绍。这是一段副标介绍，这是一段副标介绍。","btn":"立即观看","link":"#","image":"https://"},{"title":"云服务器选型指南","des":"阿里云产品专家雪莉介绍ECS产品选型","btn":"立即观看","link":"https://yqh.aliyun.com/live/detail/13836","image":"https://"}],"txt":[{"title":"适用场景","scenariosone":[{"txtone":"小型电商：支持访问50万PV,一段场景方案的介绍。","txttwo":"产品推荐","product":[{"name":"ECS 2核4G 40G数据盘 5M带宽","link":"#"}]}]}]}

{"$env":{"JSON":{}},"$page":{"env":"production"},"$context":{"optioninfo":{"dynamic":"true","static":"true"},"simplifiedDisplay":"newEdition","newCard":[{"link":"https://img.alicdn.com/tfs/TB1XY8hGYr1gK0jSZFDXXb9yVXa-1740-328.png","icon":"oss","title":"对象存储 OSS","des":"对象存储（Object Storage Service，简称 OSS）是海量、安全、低成本、高可靠的云存储服务，具有与平台无关 RESTful API，能从互联网任何位置访问。OSS 提供标准、低频、归档等类型选择，全面优化存储成本。","btn1":"立即购买","link1":"https://common-buy.aliyun.com/?spm=5176.7933691.1309819..38782a66Hfjfm0&commodityCode=ossbag&request=%7B%22region%22%3A%22china-common%22%7D#/buy","btn2":"了解价格","link2":"https://www.aliyun.com/price/product?spm=5176.10695662.1112155.3.55fd30bePvfE03#/oss/detail","btn3":"管理控制台","link3":"https://oss.console.aliyun.com/overview","infoGroup":[{"infoName":"产品入门","infoContent":{"firstContentName":"快速掌握 OSS","firstContentLink":"https://help.aliyun.com/learn/learningpath/oss.html","lastContentName":"点击查看帮助文档","lastContentLink":"https://help.aliyun.com/product/31815.html?spm=5176.7933691.1309819.7.49282a66iR2ERc"}},{"infoName":"新春特惠","infoContent":{"firstContentName":"存储新春特惠套餐","firstContentLink":"https://www.aliyun.com/activity/storage/new_year","lastContentName":"","lastContentLink":""}}],"ifIcon":"icon","contentLink":"https://www.aliyun.com/product/oss"}],"card":[{"link":"#","icon":"https://img.alicdn.com/tfs/TB1afahQpXXXXaAapXXXXXXXXXX-114-114.png","title":"云服务器ECS","des":"云服务器（Elastic Compute Service，简称 ECS）是一种简单高效、处理能力可弹性伸缩的计算服务，帮助您快速构建更稳定、安全的应用，提升运维效率，降低 IT 成本，使您更专注于核心业务。","btn1":"FPGA云服务器","link1":"#","btn2":"GPU云服务器","link2":"#","tip":"新一代云服务器N5 （Xeon® (Skylake)处理器）上线！<a href=\"#\" target=\"_blank\">立即申请</a>"}],"search":[{"txt":"云数据库","link":"#"}],"infoCard":[{"bannerTitle":"<b>618大促</b>","bannerUrl":"https://img.alicdn.com/tfs/TB1gMb0IXT7gK0jSZFpXXaTkpXa-1740-328.jpg","bannerContent":"CEO教你线上营销；建站产品限时特惠；下单抽取苹果手机","liveButtonName":"立即观看","liveButtonLink":"https://yqh.aliyun.com/live/detail/10713","homePageName":"去主会场，边看边买","homePageLink":"https://ac.aliyun.com/promotion/webdesign/20200525?utm_content=g_1000127804","contentTitle":"爆款内容","linkGroup":[{"linkContent":"<b>云服务器选型指南</b>：阿里云产品专家雪莉介绍ECS产品选型","linkTo":"立即观看","link":"https://yqh.aliyun.com/live/detail/13836"},{"linkContent":"<b>省省省！手把手教你优化云上成本</b>：人气PD为你倾情解读云上省钱秘籍","linkTo":"立即观看","link":"https://yqh.aliyun.com/live/detail/13837"},{"linkContent":"<b>数据库通用解决方案之阿里巴巴十年最佳实践 </b>：解决方案架构师舟济带你了解阿里数据库的技术福利","linkTo":"立即观看","link":"https://yqh.aliyun.com/live/detail/13877"},{"linkContent":"<b>重磅直播预告</b>：云计算试飞员老蒋 X  程序员鼓励师百见，6月11日见！","linkTo":"","link":""}]}],"title":{"mainTitle":"【阿里云】618上云年中促 云产品低至0.9折","subtitle":"亿元补贴，全速重构，阿里云年中大促专属大礼包至高12000元。","linkUrl":"","btnText":"查看详情"},"visual":{"topbg":"https://img.alicdn.com/tfs/TB1XY8hGYr1gK0jSZFDXXb9yVXa-1740-328.png","icon":"aliyun-icon-play","textColor":"light"},"dataList":[{"summary":"如何全面提升网站加速性能和用户体验","author":"CDN专家教你如何使用全站加速产品","linksUrl":"https://yqh.aliyun.com/live/detail/14025"},{"summary":"构建超低延时的直播体验","author":"阿里云视频直播产品专家倾情分享直播产品，让互动更实时","linksUrl":"https://yqh.aliyun.com/live/detail/14028"},{"summary":"又快又稳！如何0成本搞定迁云","author":"阿里云最强段子手带你轻松上云","linksUrl":"https://yqh.aliyun.com/live/detail/13884"},{"summary":"云计算试飞员老蒋 X 程序员鼓励师百见","author":"探秘阿里云黑科技，更有免费试用和618限时低价","linksUrl":"https://yqh.aliyun.com/live/sale"}],"sceneCard":[{"title":"云计算试飞员老蒋开课啦！第一期：电商网站搭建","des":"这是一段副标介绍，这是一段副标介绍。这是一段副标介绍，这是一段副标介绍。这是一段副标介绍，这是一段副标介绍。这是一段副标介绍，这是一段副标介绍。","btn":"立即观看","link":"#","image":"https://"},{"title":"云服务器选型指南","des":"阿里云产品专家雪莉介绍ECS产品选型","btn":"立即观看","link":"https://yqh.aliyun.com/live/detail/13836","image":"https://"}],"txt":[{"title":"适用场景","scenariosone":[{"txtone":"小型电商：支持访问50万PV,一段场景方案的介绍。","txttwo":"产品推荐","product":[{"name":"ECS 2核4G 40G数据盘 5M带宽","link":"#"}]}]}]}}

对象存储 OSS

对象存储（Object Storage Service，简称 OSS）是海量、安全、低成本、高可靠的云存储服务，具有与平台无关 RESTful API，能从互联网任何位置访问。OSS 提供标准、低频、归档等类型选择，全面优化存储成本。

立即购买

了解价格

管理控制台

产品入门

快速掌握 OSS

点击查看帮助文档

新春特惠

存储新春特惠套餐

object您可能感兴趣