解决Resteasy无法扫描类的问题

升级Resteasy项目时，发生了以下错误：

严重: Exception starting filter org.jboss.resteasy.plugins.server.servlet.Filter30Dispatcher
java.lang.RuntimeException: Unable to scan WEB-INF for JAX-RS annotations, you must manually register your classes/resources
	at org.jboss.resteasy.plugins.server.servlet.ConfigurationBootstrap.createDeployment(ConfigurationBootstrap.java:177)
	at org.jboss.resteasy.plugins.server.servlet.ListenerBootstrap.createDeployment(ListenerBootstrap.java:32)
	at org.jboss.resteasy.plugins.server.servlet.FilterBootstrap.createDeployment(FilterBootstrap.java:28)
	at org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.init(ServletContainerDispatcher.java:66)
	at org.jboss.resteasy.plugins.server.servlet.FilterDispatcher.init(FilterDispatcher.java:39)
	at org.apache.catalina.core.ApplicationFilterConfig.initFilter(ApplicationFilterConfig.java:279)
	at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:260)
	at org.apache.catalina.core.ApplicationFilterConfig.(ApplicationFilterConfig.java:105)
	at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4809)
	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5485)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
	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:632)
	at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1247)
	at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1898)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
	at java.util.concurrent.FutureTask.run(FutureTask.java:262)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
	at java.lang.Thread.run(Thread.java:744)
Caused by: java.io.IOException: Unable to scan directory of protocol: jndi
	at org.scannotation.archiveiterator.IteratorFactory.create(IteratorFactory.java:39)
	at org.scannotation.AnnotationDB.scanArchives(AnnotationDB.java:323)
	at org.jboss.resteasy.plugins.server.servlet.ConfigurationBootstrap.createDeployment(ConfigurationBootstrap.java:163)
	... 20 more

这个报错令人非常迷惑，因为整个文件系统中怎么可能有JNDI的协议呢？

后来仔细排查后发现是tomcat的webapp目录中包含了svn目录，而扫描器将svn中的部分文件被识别成了JNDI协议。

将.svn文件删除即可。