运行java程序的时候出现Exception in thread "main" java.lang.UnsupportedClassVersionError:

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Exception in thread "main" java.lang.UnsupportedClassVersionError: com/test/inherited/InheritableSon : Unsupported major.minor version 52.0 at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.java:800) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:449) at java.net.URLClassLoader.access$100(URLClassLoader.java:71) at java.net.URLClassLoader$1.run(URLClassLoader.java:361) at java.net.URLClassLoader$1.run(URLClassLoader.java:355) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:354) at java.lang.ClassLoader.loadClass(ClassLoader.java:425) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308) at java.lang.ClassLoader.loadClass(ClassLoader.java:358) at sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:482) 

 

查看是因为编译环境的改变造成的。 
解决办法： 
将项目的编译环境设置成当前的JDK版本即可 
步骤： 
1. 右键项目—>Properties—> java Compiler–>Compiler Compliance level 
2. 选择自己安装的当前的JDK环境即可