HTTP Status 500 - Unable to instantiate Action, customerAction, defined for 'customer_toAddPage' i
阿新 • • 發佈：2018-11-12
使用struts2時碰到這樣的錯誤
HTTP Status 500 - Unable to instantiate Action, customerAction, defined for 'customer_toAddPage' in namespace '/'Error creating bean with name 'customerAction' defined in class path resource [customer.xml]: Error setting property values; nested exception is org.springframework.beans.NotWritablePropertyException: Invalid property 'userService' of bean class [cn.itcast.action.CustomerAction]: Bean property 'userService' is not writable or has an invalid setter method. Does the parameter type of the setter match the return type of the getter? type Exception report message Unable to instantiate Action, customerAction, defined for 'customer_toAddPage' in namespace '/'Error creating bean with name 'customerAction' defined in class path resource [customer.xml]: Error setting property values; nested exception is org.springframework.beans.NotWritablePropertyException: Invalid property 'userService' of bean class [cn.itcast.action.CustomerAction]: Bean property 'userService' is not writable or has an invalid setter method. Does the parameter type of the setter match the return type of the getter? description The server encountered an internal error that prevented it from fulfilling this request. exception Unable to instantiate Action, customerAction, defined for 'customer_toAddPage' in namespace '/'Error creating bean with name 'customerAction' defined in class path resource [customer.xml]: Error setting property values; nested exception is org.springframework.beans.NotWritablePropertyException: Invalid property 'userService' of bean class [cn.itcast.action.CustomerAction]: Bean property 'userService' is not writable or has an invalid setter method. Does the parameter type of the setter match the return type of the getter? - action - file:/D:/install/myeclipse2017/workspace/.metadata/.me_tcat85/webapps/ssh_crm02/WEB-INF/classes/struts.xml:14:65 com.opensymphony.xwork2.DefaultActionInvocation.createAction(DefaultActionInvocation.java:314) com.opensymphony.xwork2.DefaultActionInvocation.init(DefaultActionInvocation.java:395) com.opensymphony.xwork2.DefaultActionProxy.prepare(DefaultActionProxy.java:194) org.apache.struts2.impl.StrutsActionProxy.prepare(StrutsActionProxy.java:63) org.apache.struts2.impl.StrutsActionProxyFactory.createActionProxy(StrutsActionProxyFactory.java:37) com.opensymphony.xwork2.DefaultActionProxyFactory.createActionProxy(DefaultActionProxyFactory.java:58) org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:554) org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:81) org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:99) root cause org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'customerAction' defined in class path resource [customer.xml]: Error setting property values; nested exception is org.springframework.beans.NotWritablePropertyException: Invalid property 'userService' of bean class [cn.itcast.action.CustomerAction]: Bean property 'userService' is not writable or has an invalid setter method. Does the parameter type of the setter match the return type of the getter? org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1518) org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1226) org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:543) org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:482) org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:325) org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197) org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1054) com.opensymphony.xwork2.spring.SpringObjectFactory.buildBean(SpringObjectFactory.java:161) com.opensymphony.xwork2.ObjectFactory.buildBean(ObjectFactory.java:178) com.opensymphony.xwork2.factory.DefaultActionFactory.buildAction(DefaultActionFactory.java:22) com.opensymphony.xwork2.ObjectFactory.buildAction(ObjectFactory.java:148) com.opensymphony.xwork2.DefaultActionInvocation.createAction(DefaultActionInvocation.java:295) com.opensymphony.xwork2.DefaultActionInvocation.init(DefaultActionInvocation.java:395) com.opensymphony.xwork2.DefaultActionProxy.prepare(DefaultActionProxy.java:194) org.apache.struts2.impl.StrutsActionProxy.prepare(StrutsActionProxy.java:63) org.apache.struts2.impl.StrutsActionProxyFactory.createActionProxy(StrutsActionProxyFactory.java:37) com.opensymphony.xwork2.DefaultActionProxyFactory.createActionProxy(DefaultActionProxyFactory.java:58) org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:554) org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:81) org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:99) root cause org.springframework.beans.NotWritablePropertyException: Invalid property 'userService' of bean class [cn.itcast.action.CustomerAction]: Bean property 'userService' is not writable or has an invalid setter method. Does the parameter type of the setter match the return type of the getter? org.springframework.beans.BeanWrapperImpl.createNotWritablePropertyException(BeanWrapperImpl.java:231) org.springframework.beans.AbstractNestablePropertyAccessor.setPropertyValue(AbstractNestablePropertyAccessor.java:423) org.springframework.beans.AbstractNestablePropertyAccessor.setPropertyValue(AbstractNestablePropertyAccessor.java:280) org.springframework.beans.AbstractPropertyAccessor.setPropertyValues(AbstractPropertyAccessor.java:95) org.springframework.beans.AbstractPropertyAccessor.setPropertyValues(AbstractPropertyAccessor.java:75) org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1514) org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1226) org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:543) org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:482) org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:325) org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197) org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1054) com.opensymphony.xwork2.spring.SpringObjectFactory.buildBean(SpringObjectFactory.java:161) com.opensymphony.xwork2.ObjectFactory.buildBean(ObjectFactory.java:178) com.opensymphony.xwork2.factory.DefaultActionFactory.buildAction(DefaultActionFactory.java:22) com.opensymphony.xwork2.ObjectFactory.buildAction(ObjectFactory.java:148) com.opensymphony.xwork2.DefaultActionInvocation.createAction(DefaultActionInvocation.java:295) com.opensymphony.xwork2.DefaultActionInvocation.init(DefaultActionInvocation.java:395) com.opensymphony.xwork2.DefaultActionProxy.prepare(DefaultActionProxy.java:194) org.apache.struts2.impl.StrutsActionProxy.prepare(StrutsActionProxy.java:63) org.apache.struts2.impl.StrutsActionProxyFactory.createActionProxy(StrutsActionProxyFactory.java:37) com.opensymphony.xwork2.DefaultActionProxyFactory.createActionProxy(DefaultActionProxyFactory.java:58) org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:554) org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:81) org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:99) note The full stack trace of the root cause is available in the Apache Tomcat/8.5.9 logs.
原因就是spring的配置檔案中的bean寫錯了，經過了仔細檢查發現是property和類中屬性不一樣的情況。