本文主要是介绍7.13--SSH学习之Struts注释,希望对大家解决编程问题提供一定的参考价值,需要的开发者们随着小编来一起学习吧!
来贴个代码:
<struts><!-- 动态方法盗用 --><constant name="struts.enable.DynamicMethodInvocation" value="true" /><constant name="struts.devMode" value="true" /><!-- struts容器检索value中出现的包及其子包下所有的类,将这些类视作Action --><constant name="struts.convention.package.locators" value="web,action" /><!-- 设置结果页面的根目录 ,action中写"/",访问外部页面,不写"/",以 value="/WEB-INF/page"为起点开始访问内部页面--><constant name="struts.convention.result.path" value="/WEB-INF/page" /><package name="myPackage" namespace="/test" extends="struts-default"><interceptors><interceptor name="secondInter" class="com.su.interceptor.SecondInterceptor"></interceptor><interceptor name="firstInter" class="com.su.interceptor.FirstInterceptor"></interceptor></interceptors> </package>
</struts>
@ParentPackage(value="myPackage") //struts.xml文件包的名字
@Namespace(value="/test") //Namespace的路径
public class FirstAction extends ActionSupport {//value值 是表单提交的action名字@Action(value="one",results={@Result(location="success.jsp",name="success",type="dispatcher"),@Result(location="/error.jsp",name="error",type="redirect")})public String execute() throws Exception {// TODO Auto-generated method stubSystem.out.println("in FirstAction method execute()");return "success";}@Action(value="two",results=@Result(location="success.jsp"),interceptorRefs={@InterceptorRef(value="firstInter"),@InterceptorRef(value="secondInter")})public String runOne() throws Exception {// TODO Auto-generated method stubSystem.out.println("in FirstAction method runOne()");return "success";}@Action(value="three",results={@Result(location="success.jsp"),@Result(location="nullerror.jsp",name="nullerror")},exceptionMappings={@ExceptionMapping(exception="java.lang.NullPointerException",result="nullerror"),@ExceptionMapping(exception="java.io.IOException",result="ioerror.jsp")})public String runTwo() throws Exception {// TODO Auto-generated method stubSystem.out.println("in FirstAction method runTwo()");throw new NullPointerException();//return "success";}
}
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