我有一个Spring数据流本地设置。我能够注册示例(用法-成本-流-兔) rabbitmq应用程序并创建流。这个例子是有效的。但是当我将这个示例(源、处理器和宿)升级到Java-11 (OpenJDK-11)时,流没有部署,它说失败了。我还尝试将Spring Boot版本升级到2.2.6-RELEASE,但结果相同。
我用于本地设置的SDF版本:1.spring-cloud-skipper-server-2.4.1.RELEASE 2.spring-cloud-dataflow-server-2.5.1.RELEASE
请帮帮我。如果有人面临这个问题的话。是因为OpenJDK-11的支持吗?任何建议都会很有帮助。
请查找stderr.log:
Exception in thread "main" java.lang.UnsupportedClassVersionError: io/spring/dataflow/sample/usagecostprocessor/UsageCostProcessorApplication has been compiled by a more recent version of the Java Runtime (class file version 55.0), this version of the Java Runtime only recognizes class file versions up to 52.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.security.SecureClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.access$100(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at org.springframework.boot.loader.LaunchedURLClassLoader.loadClass(LaunchedURLClassLoader.java:93)
at java.lang.ClassLoader.loadClass(Unknown Source)
at org.springframework.boot.loader.MainMethodRunner.run(MainMethodRunner.java:46)
at org.springframework.boot.loader.Launcher.launch(Launcher.java:87)
at org.springframework.boot.loader.Launcher.launch(Launcher.java:50)
at org.springframework.boot.loader.JarLauncher.main(JarLauncher.java:51)发布于 2020-09-25 13:07:46
检查系统上的Java -version,应该是java 11,如果不是,则必须将JAVA_HOME设置为jdk-11 enter image description here
https://stackoverflow.com/questions/62286225
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