版本問題-SpringMVC 啓動報錯

系統環境

JDK 1.8
Tomcat 7
Spring 3.2.0

啓動 tomcat 報錯

十月 28, 2019 10:23:13 上午 org.apache.catalina.core.ApplicationContext log
嚴重: StandardWrapper.Throwable
java.lang.IllegalArgumentException
	at org.springframework.asm.ClassReader.<init>(Unknown Source)
	at org.springframework.asm.ClassReader.<init>(Unknown Source)
	at org.springframework.asm.ClassReader.<init>(Unknown Source)
	at org.springframework.core.type.classreading.SimpleMetadataReader.<init>(SimpleMetadataReader.java:52)
	at org.springframework.core.type.classreading.SimpleMetadataReaderFactory.getMetadataReader(SimpleMetadataReaderFactory.java:80)
	at org.springframework.core.type.classreading.CachingMetadataReaderFactory.getMetadataReader(CachingMetadataReaderFactory.java:101)
	at org.springframework.core.type.classreading.SimpleMetadataReaderFactory.getMetadataReader(SimpleMetadataReaderFactory.java:76)
	at org.springframework.context.annotation.ConfigurationClassParser.getImports(ConfigurationClassParser.java:298)
	at org.springframework.context.annotation.ConfigurationClassParser.getImports(ConfigurationClassParser.java:300)
	at org.springframework.context.annotation.ConfigurationClassParser.getImports(ConfigurationClassParser.java:300)
	at org.springframework.context.annotation.ConfigurationClassParser.doProcessConfigurationClass(ConfigurationClassParser.java:230)
	at org.springframework.context.annotation.ConfigurationClassParser.processConfigurationClass(ConfigurationClassParser.java:153)
	at org.springframework.context.annotation.ConfigurationClassParser.parse(ConfigurationClassParser.java:130)
	at org.springframework.context.annotation.ConfigurationClassPostProcessor.processConfigBeanDefinitions(ConfigurationClassPostProcessor.java:285)
	at org.springframework.context.annotation.ConfigurationClassPostProcessor.postProcessBeanDefinitionRegistry(ConfigurationClassPostProcessor.java:223)
	at org.springframework.context.support.AbstractApplicationContext.invokeBeanFactoryPostProcessors(AbstractApplicationContext.java:630)
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:461)
	at org.springframework.web.servlet.FrameworkServlet.configureAndRefreshWebApplicationContext(FrameworkServlet.java:647)
	at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:598)
	at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:661)
	at org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext(FrameworkServlet.java:517)
	at org.springframework.web.servlet.FrameworkServlet.initServletBean(FrameworkServlet.java:458)
	at org.springframework.web.servlet.HttpServletBean.init(HttpServletBean.java:138)
	at javax.servlet.GenericServlet.init(GenericServlet.java:158)
	at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1284)
	at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1197)
	at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:1087)
	at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:5229)
	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5516)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1575)
	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1565)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	at java.lang.Thread.run(Thread.java:745)

google 一下

https://stackoverflow.com/questions/26257642/servlet-webapp-threw-load-exception

按照 Stack Overflow 上面的意思， Spring 3 應該配合 JDK 1.7 使用或者 Spring 4 配合 JDK 1.8 使用。但是我更換了 JDK 1.7 版本後， tomcat 啓動仍然報錯。。。

最終解決

參考 ：https://blog.csdn.net/kingmax54212008/article/details/83096367
原來我之前只更換了 Eclipse 項目的JDK 版本，但是 Tomcat 7 使用的 JDk 版本仍然是 JDK 1.8 ，Spring 3 與 JDK 1.8 不兼容，導致 Tomcat 仍然報錯。