• 吴裕雄--天生自然轻量级JAVA EE企业应用开发Struts2Sping4Hibernate整合开发学习笔记:struts2-json实现Action逻辑


    <?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FilterDispathcer的Filter -->
        <filter>
            <filter-name>struts2</filter-name>
            <filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>
        </filter>
    
        <!-- FilterDispatcher用来初始化struts2并且处理所有的WEB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">
    <head>
        <title>使用JSON插件</title>
        <script src="${pageContext.request.contextPath}/jquery-1.11.1.js" 
        type="text/javascript">
        </script>
        <script type="text/javascript">
            function gotClick()
            {
                $("#show").hide();
                // 指定向JSONExample发送请求,将id为form1的表单所包含的表单控件转换为请求参数
                $.post("JSONExample" , $("#form1").serializeArray() , 
                    // 指定回调函数
                    function(data , statusText)
                    {
                        $("#show").height(80)
                            .width(240)
                            .css("border" , "1px solid black")
                            .css("border-radius" , "15px")
                            .css("background-color" , "#efef99")
                            .css("color" , "#ff0000")
                            .css("padding" , "20px")
                            .empty();
                        // 遍历JavaScript对象的各属性
                        for(var propName in data)
                        {
                            $("#show").append(propName + "-->"
                                + data[propName] + "<br />");
                        }
                        $("#show").show(600);
                    },
                    // 指定服务器响应为JSON数据
                    "json");
            }
        </script>
    </head>
    <body>
    <s:form id="form1">
        <s:textfield name="field1" label="Field 1"/>
        <s:textfield name="field2" label="Field 2"/>
        <s:textfield name="field3" label="Field 3"/>
        <tr><td colspan="2">
        <input type="button" value="提交" onclick="gotClick();"/>
        </td></tr>
    </s:form>
    <div id="show">
    </div>
    </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>
        <constant name="struts.i18n.encoding" value="UTF-8"/>
        <package name="example" extends="json-default">
            <action name="JSONExample" class="org.crazyit.app.action.JSONExample">
                <!-- 配置类型的json的Result -->
                <result type="json">
                    <!-- 为该Result指定参数 -->
                    <param name="noCache">true</param>
                    <param name="contentType">text/html</param>
                    <!-- 设置只序列Action的map属性 -->
                    <!--  param name="root">map</param -->
                </result>
            </action>
            <action name="*">
                <result>/WEB-INF/content/{1}.jsp</result>
            </action>
        </package>
    </struts>
    package org.crazyit.app.action;
    
    import java.util.HashMap;
    import java.util.Map;
    
    import com.opensymphony.xwork2.Action;
    import org.apache.struts2.json.annotations.JSON;
    /**
     * 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 kongyeeku@163.com
     * @version  1.0
     */
    public class JSONExample
    {
        // 模拟处理结果的成员变量
        private int[] ints = {10, 20};
        private Map<String , String> map
            = new HashMap<String , String>();
        private String customName = "顾客";
        // 封装请求参数的三个成员变量
        private String field1;
        // 'transient'修饰的成员变量不会被序列化
        private transient String field2;
        // 没有setter和getter方法的成员变量不会被序列化
        private String field3;
    
        public String execute()
        {
            map.put("name", "疯狂Java讲义");
            return Action.SUCCESS;
        }
    
        // 使用注解来改变该成员变量序列化后的名字
        @JSON(name="newName")
        public Map getMap()
        {
            return this.map;
        }
    
        // customName的setter和getter方法
        public void setCustomName(String customName)
        {
            this.customName = customName;
        }
        public String getCustomName()
        {
            return this.customName;
        }
    
        // field1的setter和getter方法
        public void setField1(String field1)
        {
            this.field1 = field1;
        }
        public String getField1()
        {
            return this.field1;
        }
    
        // field2的setter和getter方法
        public void setField2(String field2)
        {
            this.field2 = field2;
        }
        public String getField2()
        {
            return this.field2;
        }
    
        // field3的setter和getter方法
        public void setField3(String field3)
        {
            this.field3 = field3;
        }
        public String getField3()
        {
            return this.field3;
        }
    }
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  • 原文地址:https://www.cnblogs.com/tszr/p/12367087.html
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