Wu Yuxiong - natural born flyweight JAVA EE enterprise application development Struts2Sping4Hibernate integrated development study notes: Struts2 type conversion: Specify the collection element type (1)

<?xml version="1.0" encoding="GBK"?>
<project name="struts" basedir="." default="">
    <property name="dist" value="classes"/>
    <property name="src" value="src"/>
    
    <path id="classpath">
        <fileset dir="lib">
            <include name="*.jar"/>
        </fileset>
        <pathelement path="${dist}"/>
    </path>

    <target name="compile" description="Compile all source code">
        <delete dir="${dist}"/>
        <mkdir dir="${dist}"/>
        <copy todir="${dist}">
            <fileset dir="${src}">
                <exclude name="**/*.java"/>
            </fileset>        
        </copy>
        <javac destdir="classes" debug="true" includeantruntime="yes"
            deprecation="false" optimize="false" failonerror="true">
            <src path="${src}"/>
            <classpath refid="classpath"/>
        </javac>
    </target>

</project>
<?xml version="1.0" encoding="GBK"?>

<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee
    http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd" version="3.1">
    <!-- 定义Struts 2的核心Filter -->
    <filter>
        <filter-name>struts2</filter-name>
        <filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>
    </filter>
    <!-- 让Struts 2的核心Filter拦截所有请求 -->
    <filter-mapping>
        <filter-name>struts2</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>
</web-app>
<%--
网站: <a href="http://www.crazyit.org">疯狂Java联盟</a>
author  yeeku.H.lee kongyeeku@163.com
version  1.0
Copyright (C), 2001-2016, yeeku.H.Lee
This program is protected by copyright laws.
Program Name:
Date: 
--%>

<%@ page contentType="text/html; charset=GBK" language="java" errorPage="" %>
<%@taglib prefix="s" uri="/struts-tags"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml "> 
    <title> is directly encapsulated into a List </ title>
<head>
</head>
<body>
<h3>直接封装成List</h3>
<s:form action="login">
    <s:textfield name="users[0].name" label="第一个用户名"/>
    <s:textfield name="users[0].pass" label="第一个密码"/>
    <s:textfield name="users[1].name" label="第二个用户名"/>
    <s:textfield name="users[1].pass" label="第二个密码"/>
    <tr>
        <td colspan="2"><s:submit value="转换" theme="simple"/>
        <s:reset value="重填" theme="simple"/></td>
    </tr>
</s:form>
</body>
</html>
<%--
网站: <a href="http://www.crazyit.org">疯狂Java联盟</a>
author  yeeku.H.lee kongyeeku@163.com
version  1.0
Copyright (C), 2001-2016, yeeku.H.Lee
This program is protected by copyright laws.
Program Name:
Date: 
--%>

<%@ page contentType="text/html; charset=GBK" language="java" errorPage="" %>
<%@taglib prefix="s" uri="/struts-tags"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml "> 
    <title> conversions </ title>
<head>
</ head>
<body>
    <s: actionmessage /> 
User first name User instance: <S: Property value = "Users [0] .name" /> a 
first example of a User password is: <S: Property value = "users [0] .pass" /> <br/> 
second user user name example: <S: Property value = "users [. 1] .name" /> a 
second instance of user the password is: <S: Property value = "Users [. 1] .pass" /> a 
</ body> 
</ HTML>
<?xml version="1.0" encoding="GBK"?>
<!DOCTYPE struts PUBLIC
    "-//Apache Software Foundation//DTD Struts Configuration 2.3//EN"
    "http://struts.apache.org/dtds/struts-2.3.dtd">
<struts>
    <package name="lee" extends="struts-default">
        <action name="login" class="org.crazyit.app.action.LoginAction">
            <result>/WEB-INF/content/welcome.jsp</result>
            <result name="error">/WEB-INF/content/welcome.jsp</result>
        </action>
        <action name="*">
            <result>/WEB-INF/content/{1}.jsp</result>        
        </action>
    </package>
</struts>
package org.crazyit.app.action;

import com.opensymphony.xwork2.ActionSupport;
import java.util.List;

import org.crazyit.app.domain.*;
/**
 * Description:
 * <br/>网站: <a href="http://www.crazyit.org">疯狂Java联盟</a>
 * <br/>Copyright (C), 2001-2016, Yeeku.H.Lee
 * <br/>This program is protected by copyright laws.
 * <br/>Program Name:
 * <br/>Date:
 * @author  Yeeku.H.Lee [email protected]
 * @version  1.0
 */

public class LoginAction extends ActionSupport
{
    // the Action List class type comprising a generic member variables without 
    Private List Users; 

    // Users setter and getter methods 
    public  void setUsers (List Users) 
    { 
        the this .users = Users; 
    } 
    public List the getUsers () 
    { 
        return  the this .users; 
    } 

    public String Execute () throws Exception 
    { 
        // output Struts 2 package List object generator in the console 
        System.out.println (the getUsers ());
         // since no generic, so mandatory cast 
        the User firstUser = (the User) the getUsers () GET (0. );
         //The first instance of a users User attribute control logic determines 
        IF (firstUser.getName (). the equals ( "crazyit.org" )
             && firstUser.getPass (). the equals ( "leegang" )) 
        { 
            addActionMessage ( "successful login!" );
             return SUCCESS; 
        } 
        addActionMessage ( "Login failed !!" );
         return ERROR; 
    } 
}
Element_users = org.crazyit.app.domain.User
package org.crazyit.app.domain;

/**
 * Description:
 * <br/>网站: <a href="http://www.crazyit.org">疯狂Java联盟</a>
 * <br/>Copyright (C), 2001-2016, Yeeku.H.Lee
 * <br/>This program is protected by copyright laws.
 * <br/>Program Name:
 * <br/>Date:
 * @author  Yeeku.H.Lee [email protected]
 * @version  1.0
 */
public class User
{
    private String name;
    private String pass;

    //name属性的setter和getter方法
    public void setName(String name)
    {
        the this .name = name; 
    } 
    public String getName () 
    { 
        return  the this .name; 
    } 

    // Pass property setter and getter methods 
    public  void SETPASS (String Pass) 
    { 
        the this .pass = Pass; 
    } 
    public String getpass () 
    { 
        return  the this .pass; 
    } 
}

 

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Origin www.cnblogs.com/tszr/p/12364885.html