启动报错com/opensymphony/xwork2/spring/SpringObjectFactory.java:245:-1

本文记录了在配置Struts2.3.24.1时遇到的问题及解决方案。由于引入了Struts2-Spring插件,但未配置Spring的ContextLoaderListener,导致Tomcat启动时报错。解决方案包括移除特定插件或添加必要的Spring监听。

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好久没有搞struts2,今天配置strut2.3.24.1,启动时遇到个小问题。记录下。

页面访问404错误


tomcat启动报错:



原因:查看lib下的jar包发现 有struts2-spring-plugin-2.3.24.1.jar 

表明该插件引入工程后,会自动设置Struts的ObjectFactory为StrutsSpringObjectFactory,从而让Spring的IOC容器来托管Struts的Action。所以导致了启动的问题。

但是工程web.xml中没有配置加载spring ApplicationContext相关的listener

    <listener>  
        <listener-class>  
            org.springframework.web.context.ContextLoaderListener  
        </listener-class>  
    </listener>  
解决方法:

1. 删除struts2-spring-plugin-2.3.24.1.jar

2.在web.xml中添加spring监听,配置struts2 .xml 可以不配置因为默认值为struts.objectFactory = spring

<constant name="struts.objectFactory" value="spring" />  


15:30:30.601 [http-nio-8080-exec-5] ERROR org.apache.struts2.dispatcher.DefaultDispatcherErrorHandler - Exception occurred during processing request: ognl.OgnlAction.execute() java.lang.NoSuchMethodException: ognl.OgnlAction.execute() at ognl.OgnlRuntime.callAppropriateMethod(OgnlRuntime.java:1247) ~[ognl-3.0.19.jar:?] at ognl.ObjectMethodAccessor.callMethod(ObjectMethodAccessor.java:68) ~[ognl-3.0.19.jar:?] at com.opensymphony.xwork2.ognl.accessor.XWorkMethodAccessor.callMethodWithDebugInfo(XWorkMethodAccessor.java:117) ~[xwork-core-2.3.32.jar:2.3.32] at com.opensymphony.xwork2.ognl.accessor.XWorkMethodAccessor.callMethod(XWorkMethodAccessor.java:108) ~[xwork-core-2.3.32.jar:2.3.32] at ognl.OgnlRuntime.callMethod(OgnlRuntime.java:1370) ~[ognl-3.0.19.jar:?] at ognl.ASTMethod.getValueBody(ASTMethod.java:91) ~[ognl-3.0.19.jar:?] at ognl.SimpleNode.evaluateGetValueBody(SimpleNode.java:212) ~[ognl-3.0.19.jar:?] at ognl.SimpleNode.getValue(SimpleNode.java:258) ~[ognl-3.0.19.jar:?] at ognl.Ognl.getValue(Ognl.java:467) ~[ognl-3.0.19.jar:?] at ognl.Ognl.getValue(Ognl.java:431) ~[ognl-3.0.19.jar:?] at com.opensymphony.xwork2.ognl.OgnlUtil$3.execute(OgnlUtil.java:352) ~[xwork-core-2.3.32.jar:2.3.32] at com.opensymphony.xwork2.ognl.OgnlUtil.compileAndExecuteMethod(OgnlUtil.java:404) ~[xwork-core-2.3.32.jar:2.3.32] at com.opensymphony.xwork2.ognl.OgnlUtil.callMethod(OgnlUtil.java:350) ~[xwork-core-2.3.32.jar:2.3.32] at com.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:430) ~[xwork-core-2.3.32.jar:2.3.32] at com.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:290) ~[xwork-core-2.3.32.jar:2.3.32] at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:251) ~[xwork-core-2.3.32.jar:2.3.32] at org.apache.struts2.interceptor.DeprecationInterceptor.intercept(DeprecationInterceptor.java:41) ~[struts2-core-2.3.32.jar:2.3.32] at com.opensymphony.xwork2.Defaul
03-22
java.lang.NullPointerException loginAction.LoginAction.abc(LoginAction.java:31) java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) java.base/java.lang.reflect.Method.invoke(Method.java:566) ognl.OgnlRuntime.invokeMethod(OgnlRuntime.java:873) ognl.OgnlRuntime.callAppropriateMethod(OgnlRuntime.java:1539) ognl.ObjectMethodAccessor.callMethod(ObjectMethodAccessor.java:68) com.opensymphony.xwork2.ognl.accessor.XWorkMethodAccessor.callMethodWithDebugInfo(XWorkMethodAccessor.java:96) com.opensymphony.xwork2.ognl.accessor.XWorkMethodAccessor.callMethod(XWorkMethodAccessor.java:88) ognl.OgnlRuntime.callMethod(OgnlRuntime.java:1615) ognl.ASTMethod.getValueBody(ASTMethod.java:91) ognl.SimpleNode.evaluateGetValueBody(SimpleNode.java:212) ognl.SimpleNode.getValue(SimpleNode.java:258) ognl.Ognl.getValue(Ognl.java:467) ognl.Ognl.getValue(Ognl.java:431) com.opensymphony.xwork2.ognl.OgnlUtil$3.execute(OgnlUtil.java:351) com.opensymphony.xwork2.ognl.OgnlUtil.compileAndExecuteMethod(OgnlUtil.java:403) com.opensymphony.xwork2.ognl.OgnlUtil.callMethod(OgnlUtil.java:349) com.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:436) com.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:291) com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:252) org.apache.struts2.interceptor.debugging.DebuggingInterceptor.intercept(DebuggingInterceptor.java:253) com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247) com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:177) com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterIntercept
03-15
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