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SpringMVC+Json构建基于Restful风格的应用

2014-08-11 22:22 525 查看
http://blog.csdn.net/greensurfer/article/details/19296247

一、spring 版本:spring-framework-3.2.7.RELEASE

二、所需其它Jar包:



三、主要代码:

web.xml

[java] view
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<?xml version="1.0" encoding="UTF-8"?>

<web-app xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
version="2.5">

<context-param>

<param-name>log4jConfigLocation</param-name>

<param-value>classpath:log4j.properties</param-value>

</context-param>

<context-param>

<param-name>log4jRefreshInterval</param-name>

<param-value>60000</param-value>

</context-param>

<context-param>

<param-name>contextConfigLocation</param-name>

<param-value>classpath:applicationContext.xml</param-value>

</context-param>

<!-- 编码过虑 -->

<filter>

<filter-name>encodingFilter</filter-name>

<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>

<init-param>

<param-name>encoding</param-name>

<param-value>UTF-8</param-value>

</init-param>

<init-param>

<param-name>forceEncoding</param-name>

<param-value>true</param-value>

</init-param>

</filter>

<filter-mapping>

<filter-name>encodingFilter</filter-name>

<url-pattern>/*</url-pattern>

</filter-mapping>

<!-- Spring监听 -->

<listener>

<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>

</listener>

<!-- Spring MVC DispatcherServlet -->

<servlet>

<servlet-name>springMVC3</servlet-name>

<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>

<init-param>

<param-name>contextConfigLocation</param-name>

<param-value>classpath:springMVC-servlet.xml</param-value>

</init-param>

<load-on-startup>1</load-on-startup>

</servlet>

<servlet-mapping>

<servlet-name>springMVC3</servlet-name>

<url-pattern>/</url-pattern>

</servlet-mapping>

<!-- 解决HTTP PUT请求Spring无法获取请求参数的问题 -->

<filter>

<filter-name>HiddenHttpMethodFilter</filter-name>

<filter-class>org.springframework.web.filter.HiddenHttpMethodFilter</filter-class>

</filter>

<filter-mapping>

<filter-name>HiddenHttpMethodFilter</filter-name>

<servlet-name>springMVC3</servlet-name>

</filter-mapping>

<display-name>UikitTest</display-name>

<welcome-file-list>

<welcome-file>/WEB-INF/jsp/index.jsp</welcome-file>

</welcome-file-list>

</web-app>

springMVC-servlet.xml

[html] view
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<?xml version="1.0" encoding="UTF-8"?>

<beans default-lazy-init="true"

xmlns="http://www.springframework.org/schema/beans" xmlns:p="http://www.springframework.org/schema/p"

xmlns:tx="http://www.springframework.org/schema/tx" xmlns:aop="http://www.springframework.org/schema/aop"

xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context"

xmlns:mvc="http://www.springframework.org/schema/mvc"

xsi:schemaLocation="
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.1.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.1.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.1.xsd">
<!-- 注解驱动 -->

<mvc:annotation-driven />

<!-- 扫描包 -->

<context:component-scan base-package="com.citic.test.action" />

<!-- 用于页面跳转,根据请求的不同跳转到不同页面,如请求index.do则跳转到/WEB-INF/jsp/index.jsp -->

<bean id="findJsp"

class="org.springframework.web.servlet.mvc.UrlFilenameViewController" />

<bean class="org.springframework.web.servlet.handler.SimpleUrlHandlerMapping">

<property name="mappings">

<props>

<prop key="index.do">findJsp</prop><!-- 表示index.do转向index.jsp页面 -->

<prop key="first.do">findJsp</prop><!-- 表示first.do转向first.jsp页面 -->

</props>

</property>

</bean>

<!-- 视图解析 -->

<bean class="org.springframework.web.servlet.view.UrlBasedViewResolver">

<!-- 返回的视图模型数据需要经过jstl来处理 -->

<property name="viewClass"

value="org.springframework.web.servlet.view.JstlView" />

<property name="prefix" value="/WEB-INF/jsp/" />

<property name="suffix" value=".jsp" />

</bean>

<!-- 对静态资源文件的访问 不支持访问WEB-INF目录 -->

<mvc:default-servlet-handler />

<!-- 对静态资源文件的访问 支持访问WEB-INF目录 -->

<!-- <mvc:resources location="/uikit-2.3.1/" mapping="/uikit-2.3.1/**" /> -->

<bean id="stringConverter" class="org.springframework.http.converter.StringHttpMessageConverter">

<property name="supportedMediaTypes">

<list>

<value>text/plain;charset=UTF-8</value>

</list>

</property>

</bean>

<!-- 输出对象转JSON支持 -->

<bean id="jsonConverter"

class="org.springframework.http.converter.json.MappingJacksonHttpMessageConverter"></bean>

<bean

class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter">

<property name="messageConverters">

<list>

<ref bean="stringConverter"/>

<ref bean="jsonConverter" />

</list>

</property>

</bean>

</beans>

Controller:

[java] view
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package com.citic.test.action;

import java.util.ArrayList;

import java.util.List;

import net.sf.json.JSONObject;

import org.apache.log4j.Logger;

import org.springframework.stereotype.Controller;

import org.springframework.web.bind.annotation.PathVariable;

import org.springframework.web.bind.annotation.RequestMapping;

import org.springframework.web.bind.annotation.RequestMethod;

import org.springframework.web.bind.annotation.RequestParam;

import org.springframework.web.bind.annotation.ResponseBody;

import com.citic.test.entity.Person;

/**

* 基于Restful风格架构测试

*

* @author dekota

* @since JDK1.5

* @version V1.0

* @history 2014-2-15 下午3:00:12 dekota 新建

*/

@Controller

public class DekotaAction {

/** 日志实例 */

private static final Logger logger = Logger.getLogger(DekotaAction.class);

@RequestMapping(value = "/hello", produces = "text/plain;charset=UTF-8")

public @ResponseBody

String hello() {

return "你好!hello";

}

@RequestMapping(value = "/say/{msg}", produces = "application/json;charset=UTF-8")

public @ResponseBody

String say(@PathVariable(value = "msg") String msg) {

return "{\"msg\":\"you say:'" + msg + "'\"}";

}

@RequestMapping(value = "/person/{id:\\d+}", method = RequestMethod.GET)

public @ResponseBody

Person getPerson(@PathVariable("id") int id) {

logger.info("获取人员信息id=" + id);

Person person = new Person();

person.setName("张三");

person.setSex("男");

person.setAge(30);

person.setId(id);

return person;

}

@RequestMapping(value = "/person/{id:\\d+}", method = RequestMethod.DELETE)

public @ResponseBody

Object deletePerson(@PathVariable("id") int id) {

logger.info("删除人员信息id=" + id);

JSONObject jsonObject = new JSONObject();

jsonObject.put("msg", "删除人员信息成功");

return jsonObject;

}

@RequestMapping(value = "/person", method = RequestMethod.POST)

public @ResponseBody

Object addPerson(Person person) {

logger.info("注册人员信息成功id=" + person.getId());

JSONObject jsonObject = new JSONObject();

jsonObject.put("msg", "注册人员信息成功");

return jsonObject;

}

@RequestMapping(value = "/person", method = RequestMethod.PUT)

public @ResponseBody

Object updatePerson(Person person) {

logger.info("更新人员信息id=" + person.getId());

JSONObject jsonObject = new JSONObject();

jsonObject.put("msg", "更新人员信息成功");

return jsonObject;

}

@RequestMapping(value = "/person", method = RequestMethod.PATCH)

public @ResponseBody

List<Person> listPerson(@RequestParam(value = "name", required = false, defaultValue = "") String name) {

logger.info("查询人员name like " + name);

List<Person> lstPersons = new ArrayList<Person>();

Person person = new Person();

person.setName("张三");

person.setSex("男");

person.setAge(25);

person.setId(101);

lstPersons.add(person);

Person person2 = new Person();

person2.setName("李四");

person2.setSex("女");

person2.setAge(23);

person2.setId(102);

lstPersons.add(person2);

Person person3 = new Person();

person3.setName("王五");

person3.setSex("男");

person3.setAge(27);

person3.setId(103);

lstPersons.add(person3);

return lstPersons;

}

}

index.jsp

[html] view
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<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>

<%

String path = request.getContextPath();

String basePath = request.getScheme() + "://"

+ request.getServerName() + ":" + request.getServerPort()

+ path + "/";

%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">

<html>

<head>

<base href="<%=basePath%>">

<title>Uikit Test</title>

<meta http-equiv="pragma" content="no-cache">

<meta http-equiv="cache-control" content="no-cache">

<meta http-equiv="expires" content="0">

<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">

<meta http-equiv="description" content="This is my page">

<link rel="stylesheet" type="text/css" href="uikit-2.3.1/css/uikit.gradient.min.css">

<link rel="stylesheet" type="text/css" href="uikit-2.3.1/addons/css/notify.gradient.min.css">

</head>

<body>

<div

style="width:800px;margin-top:10px;margin-left: auto;margin-right: auto;text-align: center;">

<h2>Uikit Test</h2>

</div>

<div style="width:800px;margin-left: auto;margin-right: auto;">

<fieldset class="uk-form">

<legend>Uikit表单渲染测试</legend>

<div class="uk-form-row">

<input type="text" class="uk-width-1-1">

</div>

<div class="uk-form-row">

<input type="text" class="uk-width-1-1 uk-form-success">

</div>

<div class="uk-form-row">

<input type="text" class="uk-width-1-1 uk-form-danger">

</div>

<div class="uk-form-row">

<input type="text" class="uk-width-1-1">

</div>

<div class="uk-form-row">

<select id="form-s-s">

<option>---请选择---</option>

<option>是</option>

<option>否</option>

</select>

</div>

<div class="uk-form-row">

<input type="date" id="form-h-id" />

</div>

</fieldset>

<fieldset class="uk-form">

<legend>基于Restful架构风格的资源请求测试</legend>

<button class="uk-button uk-button-primary uk-button-large" id="btnGet">获取人员GET</button>

<button class="uk-button uk-button-primary uk-button-large" id="btnAdd">添加人员POST</button>

<button class="uk-button uk-button-primary uk-button-large" id="btnUpdate">更新人员PUT</button>

<button class="uk-button uk-button-danger uk-button-large" id="btnDel">删除人员DELETE</button>

<button class="uk-button uk-button-primary uk-button-large" id="btnList">查询列表PATCH</button>

</fieldset>

</div>

<script type="text/javascript" src="js/jquery-1.11.0.min.js"></script>

<script type="text/javascript" src="uikit-2.3.1/js/uikit.min.js"></script>

<script type="text/javascript" src="uikit-2.3.1/addons/js/notify.min.js"></script>

<script type="text/javascript">

(function(window,$){

var dekota={

url:'',

init:function(){

dekota.url='<%=basePath%>';

$.UIkit.notify("页面初始化完成", {status:'info',timeout:500});

$("#btnGet").click(dekota.getPerson);

$("#btnAdd").click(dekota.addPerson);

$("#btnDel").click(dekota.delPerson);

$("#btnUpdate").click(dekota.updatePerson);

$("#btnList").click(dekota.listPerson);

},

getPerson:function(){

$.ajax({

url: dekota.url + 'person/101/',

type: 'GET',

dataType: 'json'

}).done(function(data, status, xhr) {

$.UIkit.notify("获取人员信息成功", {status:'success',timeout:1000});

}).fail(function(xhr, status, error) {

$.UIkit.notify("请求失败!", {status:'danger',timeout:2000});

});

},

addPerson:function(){

$.ajax({

url: dekota.url + 'person',

type: 'POST',

dataType: 'json',

data: {id: 1,name:'张三',sex:'男',age:23}

}).done(function(data, status, xhr) {

$.UIkit.notify(data.msg, {status:'success',timeout:1000});

}).fail(function(xhr, status, error) {

$.UIkit.notify("请求失败!", {status:'danger',timeout:2000});

});

},

delPerson:function(){

$.ajax({

url: dekota.url + 'person/109',

type: 'DELETE',

dataType: 'json'

}).done(function(data, status, xhr) {

$.UIkit.notify(data.msg, {status:'success',timeout:1000});

}).fail(function(xhr, status, error) {

$.UIkit.notify("请求失败!", {status:'danger',timeout:2000});

});

},

updatePerson:function(){

$.ajax({

url: dekota.url + 'person',

type: 'POST',//注意在传参数时,加:_method:'PUT' 将对应后台的PUT请求方法

dataType: 'json',

data: {_method:'PUT',id: 221,name:'王五',sex:'男',age:23}

}).done(function(data, status, xhr) {

$.UIkit.notify(data.msg, {status:'success',timeout:1000});

}).fail(function(xhr, status, error) {

$.UIkit.notify("请求失败!", {status:'danger',timeout:2000});

});

},

listPerson:function(){

$.ajax({

url: dekota.url + 'person',

type: 'POST',//注意在传参数时,加:_method:'PATCH' 将对应后台的PATCH请求方法

dataType: 'json',

data: {_method:'PATCH',name: '张三'}

}).done(function(data, status, xhr) {

$.UIkit.notify("查询人员信息成功", {status:'success',timeout:1000});

}).fail(function(xhr, status, error) {

$.UIkit.notify("请求失败!", {status:'danger',timeout:2000});

});

}

};

window.dekota=(window.dekota)?window.dekota:dekota;

$(function(){

dekota.init();

});

})(window,jQuery);

</script>

</body>

</html>
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