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struts_mapping

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锁定老帖子 主题:struts_mapping
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作者 正文
   发表时间:2008-07-18  

最大的优点就是一个MappingAction 可以配制多个Form


mappingDispatchAction

/*
 *@author doudou;
 *  mappingDispatchAction
 */
package com.dd.struts.action;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.actions.MappingDispatchAction;
import com.dd.struts.form.MappingForm;

public class MappingAction extends MappingDispatchAction {
	
	
	public ActionForward a(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		
		
		System.out.println("a");
		
		return null;
	}
	public ActionForward b(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		
		System.out.println("b");
		return null;
	}
}




ActionForm

/*
 * ActionForm */
package com.dd.struts.form;

import javax.servlet.http.HttpServletRequest;
import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionMapping;


public class MappingForm extends ActionForm {
	
	public ActionErrors validate(ActionMapping mapping,
			HttpServletRequest request) {
		System.out.println("MappingActionForm");
		return null;
	}

	
	public void reset(ActionMapping mapping, HttpServletRequest request) {
		// TODO Auto-generated method stub
	}
}


ActionForm
package com.dd.struts.form;

import javax.servlet.http.HttpServletRequest;

import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionMapping;

public class Test extends ActionForm {

	@Override
	public ActionErrors validate(ActionMapping mapping,
			HttpServletRequest request) {
		System.out.println("test ActionForm");
		
		return super.validate(mapping, request);
	}	
}




index.jsp
<%@ page language="java" pageEncoding="ISO-8859-1"%>

<%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %>
<%@ taglib uri="http://struts.apache.org/tags-html" prefix="html" %>
<%@ taglib uri="http://struts.apache.org/tags-logic" prefix="logic" %>
<%@ taglib uri="http://struts.apache.org/tags-tiles" prefix="tiles" %>


<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html:html lang="true">
  <head>
    <html:base />
    
    <title>index.jsp</title>

  </head>
  
  <body>
    <a href="a.do">a.do</a><br>
    <a href="b.do">b.do</a>
  </body>
</html:html>



struts_config.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE struts-config PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 1.2//EN" "http://struts.apache.org/dtds/struts-config_1_2.dtd">

<struts-config>
  <data-sources />
  <form-beans >
    <form-bean name="mappingForm" type="com.dd.struts.form.MappingForm" />
	<form-bean name="testForm" type="com.dd.struts.form.Test"></form-bean>
  </form-beans>

  <global-exceptions />
  <global-forwards />
  <action-mappings >
    <action
      attribute="mappingForm"
      name="mappingForm"
      path="/a"
      scope="request"
      parameter="a"
      type="com.dd.struts.action.MappingAction" />
      
    <action      
      name="testForm"
      path="/b"
      scope="request"
      parameter="b"
      type="com.dd.struts.action.MappingAction" />
      

  </action-mappings>

  <message-resources parameter="com.dd.struts.ApplicationResources" />
</struts-config>




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