Spring配置：LifecycleProcessor not initialized

Question

java.lang.IllegalStateException: LifecycleProcessor not initialized - call 'refresh' before invoking lifecycle methods via the context: Root WebApplicationContext: startup date [Tue Feb 02 10:14:45 GMT+08:00 2016]; root of context hierarchy
at org.springframework.context.support.AbstractApplicationContext.getLifecycleProcessor(AbstractApplicationContext.java:360)
at org.springframework.context.support.AbstractApplicationContext.doClose(AbstractApplicationContext.java:1057)
at org.springframework.context.support.AbstractApplicationContext.close(AbstractApplicationContext.java:1010)
at org.springframework.web.context.ContextLoader.closeWebApplicationContext(ContextLoader.java:558)
at org.springframework.web.context.ContextLoaderListener.contextDestroyed(ContextLoaderListener.java:143)
at org.apache.catalina.core.StandardContext.listenerStop(StandardContext.java:4980)
at org.apache.catalina.core.StandardContext.stopInternal(StandardContext.java:5626)
at org.apache.catalina.util.LifecycleBase.stop(LifecycleBase.java:232)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:160)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:633)
at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:656)
at org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1635)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)

    <context:component-scan base-package="com.xx.*" >
</context:component-scan>

我在xml中，一加入这个就报错，去掉就正常。求解。。。

Answer 1

一般 spring 在初始化容器的时候，会判断是否用户是否有自定义 lifecycleProcessor 类， 如果有则加载用户的这个类，如果没有则会用spring内部自己定义的 LifecycleProcessor 。一般系统的 LifecycleProcessor 不会有问题， 那可能是你们自己定义了自己的 LifecycleProcessor ， 但是spring没有加载到 ， 说明 自己定义的 LifecycleProcessor 不在你配置的包下面 ， 所以spring容器没有取到值