tomcat运行错误

错误：服务器端没法加载class文件，本地运行正常 缘由：版本问题，本地jdk8.0 ，服务器版本jdk7.0 项目中使用的jdk版本不一致

错误一：java.lang.UnsupportedClassVersionError:com/xxx:Unsupported major.minor version 52.0 (unable to load class com.xxx) at org.apache.catalina.loader.WebappClassLoaderBase.findClassInternal(WebappClassLoaderBase.java:3179) at org.apache.catalina.loader.WebappClassLoaderBase.findClass(WebappClassLoaderBase.java:1372) at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1860) at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1734) at org.springframework.util.ClassUtils.forName(ClassUtils.java:246) at org.springframework.beans.factory.support.AbstractBeanDefinition.resolveBeanClass(AbstractBeanDefinition.java:395) at org.springframework.beans.factory.support.AbstractBeanFactory.doResolveBeanClass(AbstractBeanFactory.java:1346) at org.springframework.beans.factory.support.AbstractBeanFactory.resolveBeanClass(AbstractBeanFactory.java:1317) ... 47 more

错误二： Error:java: Compilation failed: internal java compiler error