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  • Struts2

    (上篇:Struts2 - Rest(1))

    6) 加入user-index.jsp到/WEB-INF/content中:

    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8"%>
    <%@ taglib prefix="s" uri="/struts-tags" %>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>User list</title>
    </head>
    <body>
        <a href="${pageContext.request.contextPath}/user/new">Add new user</a>
        <hr/>
        <s:actionmessage/><br/>
        <table>
            <thead>
                <th>ID</th>
                <th>User name</th>
                <th>Age</th>
                <th>View</th>
                <th>Edit</th>
                <th>Remove</th>
            </thead>
            <tbody>
                <s:iterator value="model">
                    <tr>
                        <td><s:property value="id"/></td>
                        <td><s:property value="username"/></td>
                        <td><s:property value="age"/></td>
                        <td><s:a href="user/%{id}">View</s:a></td>
                        <td><s:a href="user/%{id}/edit">Edit</s:a></td>
                        <td><s:a href="user/%{id}/destroy">Remove</s:a></td>
                    </tr>
                </s:iterator>
            </tbody>
        </table>
    </body>
    </html>

    7) 加入user-show.jsp

    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8"%>
    <%@ taglib prefix="s" uri="/struts-tags" %>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>Insert title here</title>
    </head>
    <body>
        <a href="${pageContext.request.contextPath}/user">Back to home</a><hr/>
        User ID:<s:property value="id"/><br/>
        User Name:<s:property value="username"/><br/>
        User Age:<s:property value="age"/><br/>
    </body>
    </html>


    8) 加入user-editNew.jsp

    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8"%>
    <%@ taglib prefix="s" uri="/struts-tags" %>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>Add new user</title>
    </head>
    <body>
        <a href="${pageContext.request.contextPath}/user">Back to home</a><hr/>
        <s:form method="POST" action="%{contextPath}/user">
            User Name:<s:textfield name="username"></s:textfield><br/>
            User Age:<s:textfield name="age"></s:textfield><br/>
            <s:submit value="Submit"></s:submit>&nbsp;<s:reset value="Reset"></s:reset>
        </s:form>
    </body>
    </html>


    9) 加入user-edit.jsp

    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8"%>
    <%@ taglib prefix="s" uri="/struts-tags" %>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>User edit</title>
    </head>
    <body>
        <a href="${pageContext.request.contextPath}/user">Back to home</a><hr/>
        <s:form method="POST" action="%{contextPath}/user/%{id}">
            <s:hidden name="_method" value="put"></s:hidden>
            User ID:<s:textfield name="id" disabled="true"></s:textfield><br/>
            User Name:<s:textfield name="username" disabled="false"></s:textfield><br/>
            User Age:<s:textfield name="age" disabled="false"></s:textfield><br/>
            <s:submit value="Submit"></s:submit>&nbsp;<s:reset value="Reset"></s:reset>
        </s:form>
    </body>
    </html>

    注意这里有一个hidden input,这个有个name="_method" value="put"的属性,意思是在这个form的提交是以PUT形式提交。这个不能少。不然rest认不出这是PUT提交。


    完成后的页面例子:

    Eclipse项目结构:

    结束总结:

    1) 这个例子使用了ModelDriven action来做Controller的model,具体可以参考下这个小文:

    http://www.cnblogs.com/shihujiang/archive/2012/06/30/2571050.html

    2) 事实上,rest插件可以生成的转向是一个jsp,在url的action中加入.xml或.json,将会出现对应的xml或json,比如:

    http://localhost:8080/TestWeb/user.xml

    http://localhost:8080/TestWeb/user.json

    更多的内容可参考官方文档说明:

    http://struts.apache.org/development/2.x/docs/rest-plugin.html

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  • 原文地址:https://www.cnblogs.com/HD/p/3656484.html
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