Java近期新闻：Spring Boot更新、Eclipse Temurin JDK 17发布、Camel将不再支持JDK 8

{"type":"doc","content":[{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"2021年9月20号这一周相对较为安静，大部分新闻是关于Spring Boot、Spring Security和Spring Cloud的里程碑版本发布。其他新闻包括Eclipse Temurin JDK 17 发布、JDK 18尝鲜版第16个构建版本、Hibernate ORM 5.6.0.Beta2和WildFly 25 Beta 1发布、Apache Camel不再为JDK 8提供支持、JDKMon 17.0.0发布。"}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"OpenJDK\/JDK 17"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"Eclipse Adoptium工作组发布"},{"type":"link","attrs":{"href":"https:\/\/projects.eclipse.org\/projects\/adoptium.temurin","title":null,"type":null},"content":[{"type":"text","text":"Eclipse Temurin"}]},{"type":"text","text":" JDK 17，支持macOS、Windows和Linux（x64\/aarch64）三个平台，具体的进度可在该项目的"},{"type":"link","attrs":{"href":"https:\/\/github.com\/adoptium\/adoptium\/issues\/74?utm_content=1808395609","title":null,"type":null},"content":[{"type":"text","text":"GitHub仓库"}]},{"type":"text","text":"中找到。InfoQ将会进一步跟进更具体的细节。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"link","attrs":{"href":"https:\/\/piranha.cloud\/","title":null,"type":null},"content":[{"type":"text","text":"Piranha Cloud"}]},{"type":"text","text":"已经在他们的"},{"type":"link","attrs":{"href":"https:\/\/github.com\/piranhacloud\/piranha","title":null,"type":null},"content":[{"type":"text","text":"开发分支"}]},{"type":"text","text":"中使用Eclipse Temurin JDK 17。"}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"JDK 18"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"JDK 18尝鲜版"},{"type":"link","attrs":{"href":"https:\/\/github.com\/openjdk\/jdk\/releases\/tag\/jdk-18%2B16","title":null,"type":null},"content":[{"type":"text","text":"第16个构建版本"}]},{"type":"text","text":"，相比第15个构建版本，修复了各种"},{"type":"link","attrs":{"href":"https:\/\/bugs.openjdk.java.net\/issues\/?jql=project%20%3D%20JDK%20AND%20fixversion%20%3D%2018%20and%20%22resolved%20in%20build%22%20%3D%20b16%20order%20by%20component%2C%20subcomponent","title":null,"type":null},"content":[{"type":"text","text":"问题"}]},{"type":"text","text":"。更多细节可在"},{"type":"link","attrs":{"href":"https:\/\/jdk.java.net\/18\/release-notes","title":null,"type":null},"content":[{"type":"text","text":"发布公告"}]},{"type":"text","text":"中找到。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"使用"},{"type":"link","attrs":{"href":"https:\/\/openjdk.java.net\/projects\/jdk\/18\/","title":null,"type":null},"content":[{"type":"text","text":"JDK 18"}]},{"type":"text","text":"的开发者可以通过"},{"type":"link","attrs":{"href":"https:\/\/bugreport.java.com\/bugreport\/","title":null,"type":null},"content":[{"type":"text","text":"Java Bug数据库"}]},{"type":"text","text":"提交bug。"}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"Spring框架"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"Spring Boot 2.5.5和2.4.11小版本更新，分别修复了"},{"type":"link","attrs":{"href":"https:\/\/github.com\/spring-projects\/spring-boot\/releases\/tag\/v2.5.5","title":null,"type":null},"content":[{"type":"text","text":"41个bug"}]},{"type":"text","text":"和"},{"type":"link","attrs":{"href":"https:\/\/github.com\/spring-projects\/spring-boot\/releases\/tag\/v2.4.11","title":null,"type":null},"content":[{"type":"text","text":"32个bug"}]},{"type":"text","text":"，包括依赖项升级和改进的文档。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"Spring Cloud 2020.0.4解决了一些与Spring Cloud子项目（如Spring Cloud Netflix、Spring Cloud Config等）有关的问题。该版本与Spring Boot 2.4.x和2.5.x兼容，更多详情可在"},{"type":"link","attrs":{"href":"https:\/\/github.com\/spring-cloud\/spring-cloud-release\/wiki\/Spring-Cloud-2020.0-Release-Notes","title":null,"type":null},"content":[{"type":"text","text":"版本公告"}]},{"type":"text","text":"中找到。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"Spring Security 5.6.0发布第3个里程碑版本：增加新接口SecurityContextChangedListener，可以作为lambda表达式或方法引用的赋值目标；支持SAML 2.0单点登出；支持将TestSecurityContextHolder传给SecurityContextHolder。更多详情请参看"},{"type":"link","attrs":{"href":"https:\/\/github.com\/spring-projects\/spring-security\/releases\/tag\/5.6.0-M3","title":null,"type":null},"content":[{"type":"text","text":"版本公告"}]},{"type":"text","text":"。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"Spring Boot 2.6.0第3个里程碑版本：将PathPattern作为Spring MVC应用程序的默认路径匹配策略；可以为Spring Integration的PollerMetadata类配置属性；统一ElasticSearch不同客户端的配置属性。Spring Boot 2.6.0计划在2021年10月21号发布一个候选版本，在2021年11月18号发布一个GA版本。更多细节可参看"},{"type":"link","attrs":{"href":"https:\/\/github.com\/spring-projects\/spring-boot\/wiki\/Spring-Boot-2.6.0-M3-Release-Notes","title":null,"type":null},"content":[{"type":"text","text":"版本公告"}]},{"type":"text","text":"。"}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"Hibernate"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"Hibernate ORM 5.6.0.Beta2发布：增加新的注解@Comment，用于为表或列增加注释定义；改进了SQL Server 2016+方言，可以无错支持hibernate.hbm2ddl.auto=create-drop配置属性；支持用原生SQL查询替代JPQL查询。更多细节可参看"},{"type":"link","attrs":{"href":"https:\/\/hibernate.atlassian.net\/browse\/HHH-14833?jql=project%20%3D%20%22HHH%22%20AND%20fixVersion%20%3D%20%225.6.0.Beta2%22","title":null,"type":null},"content":[{"type":"text","text":"变更公告"}]},{"type":"text","text":"。"}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"WildFly"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"WildFly 25发布"},{"type":"link","attrs":{"href":"https:\/\/www.wildfly.org\/news\/2021\/09\/20\/WildFly25-Beta-Released\/","title":null,"type":null},"content":[{"type":"text","text":"第一个测试版本"}]},{"type":"text","text":"：新的子系统，支持OpenTelemetry和OpenID Connect；升级MicroProfile Reactive Messaging依赖项；移除已被弃用的遗留安全包PicketBox；全面支持WildFly Elytron Security。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"WildFly 25 Beta1的Docker"},{"type":"link","attrs":{"href":"https:\/\/quay.io\/organization\/wildfly","title":null,"type":null},"content":[{"type":"text","text":"镜像"}]},{"type":"text","text":"已经发布在"},{"type":"link","attrs":{"href":"https:\/\/quay.io\/","title":null,"type":null},"content":[{"type":"text","text":"quay.io"}]},{"type":"text","text":"上，其中还有Red Hat用于构建、分析和发布容器镜像的工具。这些镜像包含了上面提到的PicketBox移除更新。"}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"Apache Camel"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"Apache基金会"},{"type":"link","attrs":{"href":"https:\/\/camel.apache.org\/blog\/2021\/09\/eol-java8\/","title":null,"type":null},"content":[{"type":"text","text":"宣布"}]},{"type":"text","text":"，所有的Camel项目将在2021年底不再支持JDK 8。Camel的下一个LTS版本2.14计划于2021年12月份发布，该版本将是最后一个支持JDK 8的版本。"}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"JDKMon"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"最新版的用于监控和更新JDK的"},{"type":"link","attrs":{"href":"https:\/\/github.com\/HanSolo\/JDKMon\/releases\/tag\/17.0.0","title":null,"type":null},"content":[{"type":"text","text":"JDKMon"}]},{"type":"text","text":"已经向Java社区发布了。该工具由Azul首席工程师Gerrit Grunwald创建，17.0.0版本的特性包括：提供了是否记住用户下载目录的选项；通过配置jdkmon.properties文件可在Linux上启用暗色模式；在新窗口搜索和下载JDK。更多有关JDKMon的细节可在这篇InfoQ"},{"type":"link","attrs":{"href":"https:\/\/www.infoq.com\/news\/2021\/08\/jdkmon-java\/","title":null,"type":null},"content":[{"type":"text","text":"报道"}]},{"type":"text","text":"中看到。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"strong"}],"text":"原文链接"},{"type":"text","text":"："}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"link","attrs":{"href":"https:\/\/www.infoq.com\/news\/2021\/09\/java-news-roundup-sep20-2021\/","title":null,"type":null},"content":[{"type":"text","text":"Java News Roundup: Spring Boot Updates, Eclipse Temurin JDK 17, Apache Camel Ends Support for JDK 8"}]}]}]}