java.lang.reflect.InvocationTargetException

Question

谁能告诉我啊，这咋整啊，愁死我了
type Exception reportmessage description The server encountered an internal error () that prevented it from fulfilling this request.exception java.lang.reflect.InvocationTargetException
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
java.lang.reflect.Method.invoke(Method.java:597)
com.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:440)
com.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:279)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:242)
com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:163)
com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)
com.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:249)
org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:68)
com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)
com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.intercept(ConversionErrorInterceptor.java:122)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)
com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:195)
com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)
com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:195)
com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)
com.opensymphony.xwork2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:148)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)
org.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:93)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)
org.apache.struts2.interceptor.FileUploadInterceptor.intercept(FileUploadInterceptor.java:235)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)
com.opensymphony.xwork2.interceptor.ModelDrivenInterceptor.intercept(ModelDrivenInterceptor.java:89)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)
com.opensymphony.xwork2.interceptor.ScopedModelDrivenInterceptor.intercept(ScopedModelDrivenInterceptor.java:128)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)
org.apache.struts2.interceptor.ProfilingActivationInterceptor.intercept(ProfilingActivationInterceptor.java:104)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)
org.apache.struts2.interceptor.debugging.DebuggingInterceptor.intercept(DebuggingInterceptor.java:267)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)
com.opensymphony.xwork2.interceptor.ChainingInterceptor.intercept(ChainingInterceptor.java:126)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)
com.opensymphony.xwork2.interceptor.PrepareInterceptor.doIntercept(PrepareInterceptor.java:138)
com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)
com.opensymphony.xwork2.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:148)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)
org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:164)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)
com.opensymphony.xwork2.interceptor.AliasInterceptor.intercept(AliasInterceptor.java:128)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)
com.opensymphony.xwork2.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:176)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)
com.opensymphony.xwork2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:148)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:236)
org.apache.struts2.impl.StrutsActionProxy.execute(StrutsActionProxy.java:52)
org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:468)
org.apache.struts2.dispatcher.FilterDispatcher.doFilter(FilterDispatcher.java:395)
com.vianet.base.filter.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:60)
note The full stack trace of the root cause is available in the Apache Tomcat/5.5.27 logs.

Answer 1

struts<package name="operator" extends="default" namespace="/operator">
        <default-interceptor-ref name="crudStack"/>
        
        <action name="list" class="operatorAction" method="list">
          <result name="success">/WEB-INF/jsp/caozuoyuan.jsp</result>
        </action>
      
        <action name="edit-*" class="operatorAction" method="edit">
          <param name="operatorId">{1}</param>
          <result>/WEB-INF/jsp/updateCZY.jsp</result>
        </action>
        
        <action name="edit" class="operatorAction" method="edit">
          <result>/WEB-INF/jsp/updateCZY.jsp</result>
        </action>
        
        <action name="add" class="operatorAction" method="add">
            <result type="redirect">list.action</result>
        </action>
        
        <action name="save_operator" class="operatorAction" method="save_operator">
          <result name="input">/WEB-INF/jsp/updateCZY.jsp</result>
          <result type="redirect">list.action</result>
        </action>
        
        <action name="delete-*" class="operatorAction" method="delete">
          <param name="operatorId">{1}</param>
          <result type="redirect">list.action</result>
        </action>
        
    </package>

Answer 2

jsp<form action="save" method="post">
      <s:hidden name="moduleId" value="%{module.moduleId}"/>
      <table align="center">
        <tr>
          <td>模块名称</td>
          <td>
    <s:textfield name="module.moduleName" /></td>
        </tr>
        <tr>
          <td>上级模块</td>
          <td>
            <s:textfield name="module.parentId" />
          <!-- select name="modules.parentId" style="width:80px">
               <option selected="selected">parentId</option>
               <option>1</option>
               <option>2</option>
               <option>3</option>
               <option>4</option>
               <option>5</option>
              </select-->
          </td>
        </tr>
        <tr>
          <td>程序路径</td>
          <td><s:textfield name="module.location" /></td>
        </tr>
        <tr>
          <td colspan="2" align="center">
            <input type="submit" name="submit" value="保存">
            <input type="button" name="button" value="取消" onClick="re()">
          </td>
        </tr>
      </table>

Answer 3

actionprivate static final long serialVersionUID = 5973968802494576305L; private String               operatorId;    private List<Operator>      operators;    private Operator            operator;    private IOperatorManager    operatorManager;    public void setOperators(Operator operators) {
        this.operator = operators;
    }    public Operator getOperator() {
        return operator;
    }    public void setOperators(List<Operator> operators) {
        this.operators = operators;
    }    public List<Operator> getOperators() {
        return operators;
    }    public void setOperator(Operator operator) {
        this.operator = operator;
    }    public IOperatorManager getOperatorManager() {
        return operatorManager;
    }    public void setOperatorManager(IOperatorManager operatorManager) {
        this.operatorManager = operatorManager;
    }    @Override
    public String execute() throws Exception {
        
        
        
        return SUCCESS;
    }
    
    public String edit() throws Exception{
        return SUCCESS;
    }
        public String list() throws Exception {
     operators = operatorManager.getAllOperators();
        return SUCCESS;
    }    public String delete() throws Exception {
        if (operatorId != null)
            operatorManager.deleteOperator(operatorId);
        return SUCCESS;
    }    public String save_operator() throws Exception {
        if (StringUtils.isBlank(operatorId)) {
         operatorManager.addOperator(operator);
            return SUCCESS;
        } else {
         operatorManager.updateOperator(operator);
            return SUCCESS;
        }
    }    /**
     * (non-Javadoc)
     * 
     * @see com.opensymphony.xwork2.Preparable#prepare()
     */
    public void prepare() throws Exception {
        if (!StringUtils.isBlank(this.operatorId)) {
         operator = operatorManager.getOperatorByKey(this.operatorId);
        }
    }    public String getOperatorId() {
        return operatorId;
    }    public void setOperatorId(String operatorId) {
        this.operatorId = operatorId;
    }