public class ShowHello { public static void main(String[] args) { ApplicationContext ctx=new FileSystemXmlApplicationContext("config.xml");
}
}
一个最简单的读取配置文件语句都会出错 运行以后如下错误 log4j:WARN No appenders could be found for logger (org.springframework.context.support.FileSystemXmlApplicationContext). log4j:WARN Please initialize the log4j system properly. Exception in thread "main" java.lang.ExceptionInInitializerError at org.springframework.context.support.AbstractRefreshableApplicationContext.createBeanFactory(AbstractRefreshableApplicationContext.java:194) at org.springframework.context.support.AbstractRefreshableApplicationContext.refreshBeanFactory(AbstractRefreshableApplicationContext.java:127) at org.springframework.context.support.AbstractApplicationContext.obtainFreshBeanFactory(AbstractApplicationContext.java:465) at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:395) at org.springframework.context.support.FileSystemXmlApplicationContext.<init>(FileSystemXmlApplicationContext.java:140) at org.springframework.context.support.FileSystemXmlApplicationContext.<init>(FileSystemXmlApplicationContext.java:84) at com.iudge.spring.ShowHello.main(ShowHello.java:10) Caused by: java.lang.NullPointerException at org.springframework.beans.factory.support.DefaultListableBeanFactory.<clinit>(DefaultListableBeanFactory.java:104) ... 7 more