com.alibaba.druid.stat.DruidDataSourceStatManager–register mbean error

Question

@wenshao 你好，想跟你请教个问题：使用1.0.14版本，服务器为resin，在启动时抛出如下异常，但是1.0.9没有这个问题：

com.alibaba.druid.stat.DruidDataSourceStatManager--register mbean error 

java.lang.NullPointerException 
at java.util.Hashtable.hash(Hashtable.java:239) 
at java.util.Hashtable.put(Hashtable.java:519) 
at com.caucho.jmx.MBeanContext.addMBean(MBeanContext.java:383) 
at com.caucho.jmx.MBeanContext.registerMBean(MBeanContext.java:259) 
at com.caucho.jmx.AbstractMBeanServer.registerMBean(AbstractMBeanServer.java:424) 
at com.alibaba.druid.stat.DruidDataSourceStatManager.addDataSource(DruidDataSourceStatManager.java:163) 
at com.alibaba.druid.pool.DruidDataSource$1.run(DruidDataSource.java:1395) 
at java.security.AccessController.doPrivileged(Native Method) 
at com.alibaba.druid.pool.DruidDataSource.registerMbean(DruidDataSource.java:1391) 
at com.alibaba.druid.pool.DruidDataSource.init(DruidDataSource.java:654) 
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) 
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) 
at java.lang.reflect.Method.invoke(Method.java:606) 
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeCustomInitMethod(AbstractAutowireCapableBeanFactory.java:1581)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFa

Answer 1

问题已经找到：

    【问题定位】 

     在druid-1.0.1x版本中DruidDataSource新增了MBeanRegistration接口的实现