java springmvc mybatis mysql
僅供參考
java springMvc mybatis mylsq 項目搭建
1.開發環境:
window 64、jdk 1.7.0_51、eclipse、tomcat 7
2.jdk安裝與環境變量配置
http://jingyan.baidu.com/article/6dad5075d1dc40a123e36ea3.html
3.項目搭建
jar包:?http://pan.baidu.com/s/1cyXn8E
jar包中有poi包、pdf包等,后續能用到
1)根據自身需求搭建
2)spring-mybatis-config.xml ?配置文件,spring 數據庫連接、事務等寫在一起了,可以分開
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans"xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"xmlns:aop="http://www.springframework.org/schema/aop"xmlns:tx="http://www.springframework.org/schema/tx"xmlns:context="http://www.springframework.org/schema/context"xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.0.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd"><!-- 掃描,應用spring注解配置 --><context:component-scan base-package="com.springmvc.dao"/><context:component-scan base-package="com.springmvc.service"/><bean id="propertyConfigurer"class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer"></bean> <!-- 數據源 --><bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource" destroy-method="close"><property name="driverClassName" value="com.mysql.jdbc.Driver"></property><property name="url" value="jdbc:mysql://localhost:3306/test"></property><property name="username" value="root"></property><property name="password" value="root"></property><property name="maxActive" value="100"></property><property name="maxIdle" value="30"></property><property name="maxWait" value="500"></property><property name="defaultAutoCommit" value="true"></property></bean><!-- 工廠 --><bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"><property name="dataSource" ref="dataSource" /><!-- MyBatis 映射器 XML 文件 --> <property name="mapperLocations" value="classpath*:com/springmvc/sqlmap/*.xml" /></bean><!-- SQLsession --><bean id="sqlSessionTemplate" class="org.mybatis.spring.SqlSessionTemplate"><constructor-arg index="0" ref="sqlSessionFactory" /></bean> <!-- 配置事務 --><bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager"><property name="dataSource" ref="dataSource" /></bean><!-- 事物配置 --> <aop:config> <aop:advisor pointcut="execution(* com.springmvc..service..*.*(..))" advice-ref="txAdvice"/> </aop:config><tx:advice id="txAdvice" transaction-manager="transactionManager"> <tx:attributes> <tx:method name="*" propagation="REQUIRED"/><tx:method name="get*" read-only="false"/> <tx:method name="find*" read-only="false"/><tx:method name="select*" read-only="false"/> </tx:attributes> </tx:advice><!-- 使用dao接口,自動實現dao --><bean id="userDao" class="org.mybatis.spring.mapper.MapperFactoryBean"><property name="mapperInterface" value="com.springmvc.dao.UserDao" /><property name="sqlSessionFactory" ref="sqlSessionFactory" /></bean> </beans> 配置文件?? 3)?User.java?實體類
1 package com.springmvc.model; 2 3 import java.io.Serializable; 4 5 public class User implements Serializable { 6 7 private static final long serialVersionUID = -8772180261203847538L; 8 9 private Long id; 10 private String name; 11 private String email; 12 private String isEmail; 13 private String password; 14 private String isDelete; 15 public Long getId() { 16 return id; 17 } 18 public void setId(Long id) { 19 this.id = id; 20 } 21 public String getName() { 22 return name; 23 } 24 public void setName(String name) { 25 this.name = name; 26 } 27 public String getEmail() { 28 return email; 29 } 30 public void setEmail(String email) { 31 this.email = email; 32 } 33 public String getIsEmail() { 34 return isEmail; 35 } 36 public void setIsEmail(String isEmail) { 37 this.isEmail = isEmail; 38 } 39 public String getPassword() { 40 return password; 41 } 42 public void setPassword(String password) { 43 this.password = password; 44 } 45 public String getIsDelete() { 46 return isDelete; 47 } 48 public void setIsDelete(String isDelete) { 49 this.isDelete = isDelete; 50 } 51 52 } User.java實體類? 4)UserDao.java 接口dao
package com.springmvc.dao;import java.util.List;import com.springmvc.model.User;public interface UserDao {//簡單一個查詢public List<User> getUser(User user); } dao接口? 5)UserService.java 接口service
service接口? 6)UserServiceImpl.java service接口實現
package com.springmvc.service.impl;import java.util.List;import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service;import com.springmvc.dao.UserDao; import com.springmvc.model.User; import com.springmvc.service.UserService;@Service public class UserServiceImpl implements UserService {@Autowiredprivate UserDao userDao;@Overridepublic List<User> getUser(User user) {return userDao.getUser(user);}} service接口實現7)UserEntity.xml 寫sql語句文件-簡單寫一個查詢語句,select id 對應到方法名
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd"> <mapper namespace="com.springmvc.dao.UserDao"><parameterMap type="com.springmvc.model.User" id="pa_user"><parameter property="id" javaType="Long" jdbcType="NUMERIC"/><parameter property="name" javaType="String" jdbcType="VARCHAR" /><parameter property="email" javaType="String" jdbcType="VARCHAR" /><parameter property="isEmail" javaType="String" jdbcType="VARCHAR" /><parameter property="password" javaType="String" jdbcType="VARCHAR" /><parameter property="isDelete" javaType="String" jdbcType="VARCHAR" /></parameterMap><resultMap id="rm_user" type="com.springmvc.model.User"><result property="id" column="id" javaType="Long" jdbcType="NUMERIC" /><result property="name" column="name" javaType="String" jdbcType="VARCHAR" /><result property="email" column="email" javaType="String" jdbcType="VARCHAR" /><result property="isEmail" column="isEmail" javaType="String" jdbcType="VARCHAR" /><result property="password" column="password" javaType="String" jdbcType="VARCHAR" /><result property="isDelete" column="isDelete" javaType="String" jdbcType="VARCHAR" /></resultMap><select id="getUser" resultMap="rm_user" parameterType="com.springmvc.model.User">select * from user <where>1=1 <if test="name !=null and name !=''"><![CDATA[and name = '${name}']]></if><if test="password !=null and password !=''"><![CDATA[and password = '${password}']]></if><![CDATA[and isEmail = '1']]><![CDATA[and isDelete = '0']]></where></select> </mapper> sql配置文件8)web.xml配置-網上有很多這些配置,不理解的可以在網上查詢資料
現在配置的訪問后綴:.htm
<?xml version="1.0" encoding="UTF-8"?> <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"xmlns="http://java.sun.com/xml/ns/javaee" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version="3.0"><display-name>springmvc</display-name><context-param><param-name>contextConfigLocation</param-name><param-value>classpath*:spring-mybatis/spring-mybatis-config.xml</param-value></context-param><listener><listener-class>org.springframework.web.context.ContextLoaderListener</listener-class></listener><!--請求中定義編碼 其中encoding是表示設置request的編碼,forceEncoding表示是否同時設置response的編碼 --><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><servlet><servlet-name>dispatcher</servlet-name><servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class><load-on-startup>1</load-on-startup></servlet><servlet-mapping><servlet-name>dispatcher</servlet-name><url-pattern>*.htm</url-pattern></servlet-mapping><!-- 沒有找到請求加載的頁面 --><error-page><error-code>500</error-code><location>/500.jsp</location></error-page><error-page><error-code>404</error-code><location>/404.jsp</location></error-page><welcome-file-list><welcome-file>index.html</welcome-file></welcome-file-list> </web-app>9)dispatcher-servlet.xml ?dispatcher對應的配置文件servlet
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans"xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"xmlns:mvc="http://www.springframework.org/schema/mvc"xmlns:context="http://www.springframework.org/schema/context" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd"><!-- 啟用spring mvc 注解 --><context:annotation-config /><!-- 設置使用注解的類所在的jar包 --><context:component-scan base-package="com.springmvc.action"/><!-- @ResponseBody JSON轉換 --><mvc:annotation-driven content-negotiation-manager="contentNegotiationManager" /> <bean id="contentNegotiationManager" class="org.springframework.web.accept.ContentNegotiationManagerFactoryBean"> <property name="favorPathExtension" value="false" /> <property name="favorParameter" value="false" /> <property name="ignoreAcceptHeader" value="false" /> <property name="mediaTypes" > <value> atom=application/atom+xml html=text/html json=application/json *=*/* </value> </property> </bean><!-- 視圖分解器 --><bean class="org.springframework.web.servlet.view.InternalResourceViewResolver" ><property name="prefix" value="/WEB-INF/view/" /><property name="suffix" value=".jsp" /></bean> </beans>10)頁面 ?登入也使用bootstrap,因為可以省去畫頁面時間。下面的鏈接下載包括bootstrap、jquery、easyui等
http://pan.baidu.com/s/1ciIn5W
這里是在前臺去的絕對路徑,先寫一個簡單的登入功能,等后續開發時,在后臺設置
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> <%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %> <% String path = request.getContextPath(); String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/"; %> <!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"> <jsp:include page="/WEB-INF/util/bootstrap.jsp"></jsp:include> <script type="text/javascript" src="<%= basePath %>static/view/js/login.js"> </script> <title>登入</title> <style type="text/css">.tab-content{position:absolute;height:200px;width:300px;margin-top:180px;margin-left:50%;left:-150px;}.login-input{margin :20px 0px;width : 300px;} </style> </head> <body><div class="tab-content"><ul class="nav nav-tabs"><li class="active"><a href="#login" aria-controls="login" role="tab" data-toggle="tab" aria-controls="login">登錄</a></li><li><a href="#register" aria-controls="register" role="tab" data-toggle="tab" aria-controls="register">注冊</a></li></ul><!-- Tab Log in --><form class="tab-pane fade in active" id="login" onsubmit="return false;"><c:if test="${!empty error }"><c:out value="${error }"/></c:if><input id="login-email" name="email" class="form-control login-input" placeholder="郵箱"><input type="password" name="password" id="login-password" class="form-control login-input" placeholder="密碼"><div class="checkbox"><label class="f-white" style="color:white;"><input type="checkbox" id="login-remember"> 記住我</label><a class="pull-right" href="javascript:void(0);" style="color:#33B74B;">忘記密碼</a></div><button class="btn btn-lg btn-primary btn-block" onclick="loginFunction.loginSubmit();">登錄</button></form><!-- Tab Register --><form class="tab-pane fade" id="register" onsubmit="return false;"><input id="login-email" class="form-control login-input" placeholder="郵箱"><input type="password" class="form-control login-input" placeholder="密碼"><button class="btn btn-lg btn-primary btn-block">注冊</button></form> </div><div id="banner" style="background-image:url(<%= basePath %>static/images/banner-image.jpg);height:575px;width:100%;"> </div> </body> </html>11)靜態文件 ?大多數開發都把靜態文件放在公共文件中,方便維護、查找
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> <!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"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1"><link href="${basePath}static/bootstrap/css/bootstrap.min.css" rel="stylesheet"><script type="text/javascript" src="${basePath}static/js/jquery.min.js"></script> <script type="text/javascript" src="${basePath}static/bootstrap/js/bootstrap.min.js"></script> <script type="text/javascript">var basePath = "${basePath}"; </script> </head>12)頁面對應的js文件 個人習慣單寫一個js,也有很多開發者把js寫在對應的頁面里
這里js寫的時候有點蒙,因為開發團隊有很多人,對應寫的頁面不同,js可能相似,這樣可以避免沖突(loginFunction=頁面名稱+function)
var loginFunction={//登入loginSubmit : function(){var email = $("#login-email").val();//郵箱var password = $("#login-password").val();//密碼if(email =="") {alert("請輸入郵箱");return;}if(password =="") {alert("請輸入密碼");return;}//$("#login").attr("action",basePath+"index.htm");//$("#login").submit(); $.ajax({url:basePath+"101/loginCheck.htm",type:"post",data:{email : email,password:password},//密碼得加密dataType:"json",success: function(data){if(data.status == "success"){window.location.href = basePath+"101/index.htm";}else{alert("用戶名或密碼錯誤");}}, error : function(data) {}});} }; $(function(){ });13)action-簡單寫了一個驗證功能,正常情況密碼加密、設置session等,這些后續開發
package com.springmvc.action;import java.util.HashMap; import java.util.List; import java.util.Map;import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.ResponseBody;import com.springmvc.model.User; import com.springmvc.service.UserService;@Controller @RequestMapping(value = "/101") public class IndexAction {@Autowiredprivate UserService userService;/*** 首頁* * @return*/@RequestMapping(value = "/index.htm")public String index() {return "index";}/*** 登入頁面* * @return*/@RequestMapping(value = "/login.htm")public String login() {return "login";}/*** 登入驗證* * @return*/@RequestMapping(value = "/loginCheck.htm", method = RequestMethod.POST)@ResponseBodypublic Map<String, Object> loginCheck(User user) {List<User> list = userService.getUser(user);Map<String, Object> map = new HashMap<String, Object>();if (list != null && list.size() > 0) {map.put("status", "success");map.put("message", "驗證成功");}return map;}}http://localhost:8080/springmvc/101/login.htm
個人筆記
轉載于:https://www.cnblogs.com/wangyingwei/p/5564477.html
總結
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