WebService CXF 问题找不到类 （不晓得到底是不是包的问题，是哪

Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/xml/resolver/CatalogManager?at org.apache.cxf.catalog.OASISCatalogManager.<init>(OASISCatalogManager.java:57)?at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)?at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)?at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)?at java.lang.reflect.Constructor.newInstance(Constructor.java:513)?at java.lang.Class.newInstance0(Class.java:355)?at java.lang.Class.newInstance(Class.java:308)?at org.apache.cxf.bus.extension.Extension.load(Extension.java:86)?at org.apache.cxf.bus.extension.ExtensionManagerImpl.loadAndRegister(ExtensionManagerImpl.java:153)?at org.apache.cxf.bus.extension.ExtensionManagerImpl.processExtension(ExtensionManagerImpl.java:129)?at org.apache.cxf.bus.extension.ExtensionManagerImpl.loadFragment(ExtensionManagerImpl.java:122)?at org.apache.cxf.bus.extension.ExtensionManagerImpl.load(ExtensionManagerImpl.java:114)?at org.apache.cxf.bus.extension.ExtensionManagerImpl.<init>(ExtensionManagerImpl.java:83)?at org.apache.cxf.bus.extension.ExtensionManagerImpl.<init>(ExtensionManagerImpl.java:57)?at org.apache.cxf.bus.extension.ExtensionManagerBus.<init>(ExtensionManagerBus.java:91)?at org.apache.cxf.bus.CXFBusFactory.createBus(CXFBusFactory.java:41)?at org.apache.cxf.bus.CXFBusFactory.createBus(CXFBusFactory.java:37)?at org.apache.cxf.bus.CXFBusFactory.createBus(CXFBusFactory.java:33)?at org.apache.cxf.BusFactory.getDefaultBus(BusFactory.java:69)?at org.apache.cxf.BusFactory.getThreadDefaultBus(BusFactory.java:106)?at org.apache.cxf.BusFactory.getThreadDefaultBus(BusFactory.java:97)?at org.apache.cxf.endpoint.AbstractEndpointFactory.getBus(AbstractEndpointFactory.java:73)?at org.apache.cxf.frontend.AbstractWSDLBasedEndpointFactory.initializeServiceFactory(AbstractWSDLBasedEndpointFactory.java:228)?at org.apache.cxf.frontend.AbstractWSDLBasedEndpointFactory.createEndpoint(AbstractWSDLBasedEndpointFactory.java:99)?at org.apache.cxf.frontend.ClientFactoryBean.create(ClientFactoryBean.java:52)?at org.apache.cxf.frontend.ClientProxyFactoryBean.create(ClientProxyFactoryBean.java:102)?at org.apache.cxf.jaxws.JaxWsProxyFactoryBean.create(JaxWsProxyFactoryBean.java:115)?at com.client.Client.main(Client.java:18)Caused by: java.lang.ClassNotFoundException: org.apache.xml.resolver.CatalogManager?at java.net.URLClassLoader$1.run(URLClassLoader.java:200)?at java.security.AccessController.doPrivileged(Native Method)?at java.net.URLClassLoader.findClass(URLClassLoader.java:188)?at java.lang.ClassLoader.loadClass(ClassLoader.java:307)?at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)?at java.lang.ClassLoader.loadClass(ClassLoader.java:252)?at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)?... 28 more