??Configuration?configuration?=?new?Configuration().configure();//運行結(jié)果是這行代碼報錯。Exception in thread "main" java.lang.NullPointerException at org.hibernate.boot.registry.classloading.internal.ClassLoaderServiceImpl$AggregatedClassLoader.getResources(ClassLoaderServiceImpl.java:173) at java.util.ServiceLoader$LazyIterator.hasNextService(Unknown Source) at java.util.ServiceLoader$LazyIterator.hasNext(Unknown Source) at java.util.ServiceLoader$1.hasNext(Unknown Source) at org.hibernate.boot.registry.classloading.internal.ClassLoaderServiceImpl.loadJavaServices(ClassLoaderServiceImpl.java:340) at org.hibernate.integrator.internal.IntegratorServiceImpl.<init>(IntegratorServiceImpl.java:40) at org.hibernate.boot.registry.BootstrapServiceRegistryBuilder.build(BootstrapServiceRegistryBuilder.java:213) at org.hibernate.boot.registry.StandardServiceRegistryBuilder.<init>(StandardServiceRegistryBuilder.java:58) at com.action.Action.main(Action.java:31)