java.lang.ClassNotFoundException : org.codehaus.jettison.json.JSONException

Question

내 GAE 로그에서이 오류가 발생합니다. 나는 그것을 봤고 나는 다음을 시도했지만 그들은 문제를 해결하지 못했습니다. 저지와 함께 jackson 2.0을 사용하고 있습니다. 잭슨 병을 최신 버전으로 업데이트하려고했지만 도움이되지 않았습니다.

1. 어떤 아이디어가 모든 잭슨 항아리 (코어, 데이터 바인딩 및 주석) 다른

누구나 rome1.0.jar 포함 web.xml을

에서

장애인 DisableWADL 교체?

com.sun.jersey.core.spi.component.ProviderFactory __getComponentProvider: The provider class, class com.sun.jersey.json.impl.provider.entity.JSONObjectProvider$General, could not be instantiated. Processing will continue but the class will not be utilized 
java.lang.SecurityException: Unable to get members for class com.sun.jersey.json.impl.provider.entity.JSONObjectProvider$General 
    at com.google.appengine.runtime.Request.process-3e0d19a979182c6d(Request.java) 
    at java.lang.Class.getDeclaredMethods(Class.java:256) 
    at com.sun.jersey.core.reflection.MethodList.getAllDeclaredMethods(MethodList.java:70) 
    at com.sun.jersey.core.reflection.MethodList.<init>(MethodList.java:64) 
    at com.sun.jersey.core.spi.component.ComponentConstructor.getPostConstructMethods(ComponentConstructor.java:131) 
    at com.sun.jersey.core.spi.component.ComponentConstructor.<init>(ComponentConstructor.java:123) 
    at com.sun.jersey.core.spi.component.ProviderFactory.__getComponentProvider(ProviderFactory.java:165) 
    at com.sun.jersey.core.spi.component.ProviderFactory.getComponentProvider(ProviderFactory.java:137) 
    at com.sun.jersey.core.spi.component.ProviderServices.getComponent(ProviderServices.java:256) 
    at com.sun.jersey.core.spi.component.ProviderServices.getServices(ProviderServices.java:160) 
    at com.sun.jersey.core.spi.factory.MessageBodyFactory.initWriters(MessageBodyFactory.java:207) 
    at com.sun.jersey.core.spi.factory.MessageBodyFactory.init(MessageBodyFactory.java:163) 
    at com.sun.jersey.server.impl.application.WebApplicationImpl._initiate(WebApplicationImpl.java:1277) 
    at com.sun.jersey.server.impl.application.WebApplicationImpl.access$700(WebApplicationImpl.java:169) 
    at com.sun.jersey.server.impl.application.WebApplicationImpl$13.f(WebApplicationImpl.java:775) 
    at com.sun.jersey.server.impl.application.WebApplicationImpl$13.f(WebApplicationImpl.java:771) 
    at com.sun.jersey.spi.inject.Errors.processWithErrors(Errors.java:193) 
    at com.sun.jersey.server.impl.application.WebApplicationImpl.initiate(WebApplicationImpl.java:771) 
    at com.sun.jersey.server.impl.application.WebApplicationImpl.initiate(WebApplicationImpl.java:766) 
    at com.sun.jersey.spi.container.servlet.ServletContainer.initiate(ServletContainer.java:488) 
    at com.sun.jersey.spi.container.servlet.ServletContainer$InternalWebComponent.initiate(ServletContainer.java:318) 
    at com.sun.jersey.spi.container.servlet.WebComponent.load(WebComponent.java:609) 
    at com.sun.jersey.spi.container.servlet.WebComponent.init(WebComponent.java:210) 
    at com.sun.jersey.spi.container.servlet.ServletContainer.init(ServletContainer.java:373) 
    at com.sun.jersey.spi.container.servlet.ServletContainer.init(ServletContainer.java:556) 
    at javax.servlet.GenericServlet.init(GenericServlet.java:212) 
    at org.mortbay.jetty.servlet.ServletHolder.initServlet(ServletHolder.java:440) 
    at org.mortbay.jetty.servlet.ServletHolder.doStart(ServletHolder.java:263) 
    at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50) 
    at org.mortbay.jetty.servlet.ServletHandler.initialize(ServletHandler.java:685) 
    at org.mortbay.jetty.servlet.Context.startContext(Context.java:140) 
    at org.mortbay.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1250) 
    at org.mortbay.jetty.handler.ContextHandler.doStart(ContextHandler.java:517) 
    at org.mortbay.jetty.webapp.WebAppContext.doStart(WebAppContext.java:467) 
    at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50) 
    at com.google.tracing.TraceContext$TraceContextRunnable.runInContext(TraceContext.java:435) 
    at com.google.tracing.TraceContext$TraceContextRunnable$1.run(TraceContext.java:442) 
    at com.google.tracing.CurrentContext.runInContext(CurrentContext.java:186) 
    at com.google.tracing.TraceContext$AbstractTraceContextCallback.runInInheritedContextNoUnref(TraceContext.java:306) 
    at com.google.tracing.TraceContext$AbstractTraceContextCallback.runInInheritedContext(TraceContext.java:298) 
    at com.google.tracing.TraceContext$TraceContextRunnable.run(TraceContext.java:439) 
    at java.lang.Thread.run(Thread.java:722) 
Caused by: java.lang.reflect.InvocationTargetException 
    at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source) 
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) 
    at java.lang.reflect.Method.invoke(Method.java:601) 
    ... 41 more 
Caused by: java.lang.NoClassDefFoundError: org/codehaus/jettison/json/JSONException 
    at java.lang.Class.getDeclaredMethods0(Native Method) 
    at java.lang.Class.privateGetDeclaredMethods(Class.java:2447) 
    ... 41 more 
Caused by: java.lang.ClassNotFoundException: org.codehaus.jettison.json.JSONException 
    at com.google.appengine.runtime.Request.process-3e0d19a979182c6d(Request.java) 
    ... 41 more 

Answer 1

WEB-INF/lib에 jettison jar를 추가하십시오.

Answer 2

실제로 Jettison jar를 추가하는 대신 Jettison 기반 데이터 바인딩을 사용하지 않아야합니다. POJO 매핑이나 Jackson에서는 필요하지 않습니다. 그래서 그것에 대한 당신의 의존성은 우발적 일 수 있습니다. 병을 추가하는 것은 실제 문제를 가리는 것입니다.