第一步: 新建maven管理的web項目, 具體步驟參考:http://www.cnblogs.com/gczmn/p/8693734.html
第二步: 創建項目結構, 完整項目結構如下:

第三步: 填充文件,有些地方如果不是上面目錄的樣子需要自己改變,已經使用顏色做出標記
pom.xml
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>com.SshProject</groupId> <artifactId>SshProject</artifactId> <packaging>war</packaging> <version>1.0-SNAPSHOT</version> <name>SshProject Maven Webapp</name> <url>http://maven.apache.org</url> <!-- 本人將配置包的版本信息都統一放入此處,方便以后管理--> <properties> <springVersion>4.3.1.RELEASE</springVersion> <hibernateVersion>4.3.5.Final</hibernateVersion> <jstlVersion>1.2</jstlVersion> <taglibVersion>1.1.2</taglibVersion> <servletVersion>3.0-alpha-1</servletVersion> <jsonVersion>1.9.13</jsonVersion> <jacksonVersion>2.5.0</jacksonVersion> <mysqlVersion>5.1.38</mysqlVersion> <c3p0Version>0.9.1.2</c3p0Version> <log4jVersion>1.2.17</log4jVersion> <fileuploadVersion>1.3.1</fileuploadVersion> <lombokVersion>1.16.10</lombokVersion> </properties> <dependencies> <!-- 單元測試 --> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>3.8.1</version> <scope>test</scope> </dependency> <!-- spring--> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-beans</artifactId> <version>${springVersion}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-core</artifactId> <version>${springVersion}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context</artifactId> <version>${springVersion}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-orm</artifactId> <version>${springVersion}</version> </dependency> <!-- spring web + spring MVC--> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-web</artifactId> <version>${springVersion}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>${springVersion}</version> </dependency> <!-- hibernate配置--> <dependency> <groupId>org.hibernate</groupId> <artifactId>hibernate-core</artifactId> <version>${hibernateVersion}</version> </dependency> <!-- hibernate 緩存, 視情況添加--> <dependency> <groupId>org.hibernate</groupId> <artifactId>hibernate-ehcache</artifactId> <version>${hibernateVersion}</version> </dependency> <!-- jsp頁面使用的jstl支持--> <dependency> <groupId>jstl</groupId> <artifactId>jstl</artifactId> <version>${jstlVersion}</version> </dependency> <dependency> <groupId>taglibs</groupId> <artifactId>standard</artifactId> <version>${taglibVersion}</version> </dependency> <dependency> <groupId>javax.servlet</groupId> <artifactId>servlet-api</artifactId> <version>${servletVersion}</version> <scope>provided</scope> </dependency> <!-- DataBase數據庫連接 mysql包--> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>${mysqlVersion}</version> </dependency> <!-- 數據庫連接池--> <dependency> <groupId>c3p0</groupId> <artifactId>c3p0</artifactId> <version>${c3p0Version}</version> </dependency> <!-- json數據 使springMVC可以返回json值 ,視情況添加--> <dependency> <groupId>org.codehaus.jackson</groupId> <artifactId>jackson-mapper-asl</artifactId> <version>${jsonVersion}</version> </dependency> <!-- Jackson可以輕松的將Java對象轉換成json對象和xml文檔,同樣也可以將json、xml轉換成Java對象--> <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-core</artifactId> <version>${jacksonVersion}</version> </dependency> <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-annotations</artifactId> <version>${jacksonVersion}</version> </dependency> <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-databind</artifactId> <version>${jacksonVersion}</version> </dependency> <!-- log4j配置, 視情況添加--> <dependency> <groupId>log4j</groupId> <artifactId>log4j</artifactId> <version>${log4jVersion}</version> </dependency> <!--文件 上傳--> <dependency> <groupId>commons-fileupload</groupId> <artifactId>commons-fileupload</artifactId> <version>${fileuploadVersion}</version> </dependency> <!-- lombok插件導包--> <dependency> <groupId>org.projectlombok</groupId> <artifactId>lombok</artifactId> <version>${lombokVersion}</version> <scope>provided</scope> </dependency> </dependencies> <build> <finalName>SshProject</finalName> </build> </project>
spring-hibernate.xml
<beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:tx="http://www.springframework.org/schema/tx" 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-4.1.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.1.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.1.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.1.xsd"> <!--********************************************配置Spring***************************************--> <!-- 自動掃描 決定掃描哪個包下的文件--> <context:component-scan base-package="com.sshProject"> <!-- 掃描時跳過 @Controller 注解的JAVA類(控制器) --> <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller"/> </context:component-scan> <!--********************************************配置hibernate********************************************--> <!--掃描配置文件(這里指向的是之前配置的那個jdbc.properties) 如果有改動需要修改--> <context:property-placeholder location="classpath:jdbc.properties" /> <!--配置數據源--> <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource" destroy-method="close"> <property name="driverClass" value="${jdbc.driver}" /> <!--數據庫連接驅動--> <property name="jdbcUrl" value="${jdbc.url}" /> <!--數據庫地址--> <property name="user" value="${jdbc.username}" /> <!--用戶名--> <property name="password" value="${jdbc.password}" /> <!--密碼--> <property name="maxPoolSize" value="40" /> <!--最大連接數--> <property name="minPoolSize" value="1" /> <!--最小連接數--> <property name="initialPoolSize" value="10" /> <!--初始化連接池內的數據庫連接--> <property name="maxIdleTime" value="20" /> <!--最大空閑時間--> </bean> <!--配置session工廠--> <bean id="sessionFactory" class="org.springframework.orm.hibernate4.LocalSessionFactoryBean"> <property name="dataSource" ref="dataSource" />
<!--如果有修改需要改成對應的配置文件--> <property name="packagesToScan" value="com.sshProject.entity" /> <property name="hibernateProperties"> <props> <prop key="hibernate.hbm2ddl.auto">${hibernate.hbm2ddl.auto}</prop> <!--hibernate根據實體自動生成數據庫表--> <prop key="hibernate.dialect">${hibernate.dialect}</prop> <!--指定數據庫方言--> <prop key="hibernate.show_sql">${hibernate.show_sql}</prop> <!--在控制台顯示執行的數據庫操作語句--> <prop key="hibernate.format_sql">${hibernate.format_sql}</prop> <!--在控制台顯示執行的數據哭操作語句(格式)--> </props> </property> </bean> <!-- 事物管理器配置 --> <bean id="transactionManager" class="org.springframework.orm.hibernate4.HibernateTransactionManager"> <property name="sessionFactory" ref="sessionFactory" /> </bean> <tx:annotation-driven transaction-manager="transactionManager" /> </beans>
spring-mvc.xml
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p" 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-3.0.xsd"> <!-- 啟動注解驅動的spring MVC功能,注冊請求url和注解POJO類方法的映射--> <mvc:annotation-driven /> <context:component-scan base-package="com.sshProject" /> <!--靜態文件--> <mvc:default-servlet-handler/> <!-- 對模型視圖名稱的解析,在請求時模型視圖名稱添加前后綴 --> <bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <property name="viewClass" value="org.springframework.web.servlet.view.JstlView" /> <property name="prefix" value="views/" /> <!-- 前綴 --> <property name="suffix" value=".jsp" /> <!-- 后綴 --> </bean> </beans>
jdbc.properties
#database connection config jdbc.driver = com.mysql.jdbc.Driver jdbc.url = jdbc:mysql://localhost:3306/elites?useUnicode=true&characterEncoding=utf-8 jdbc.username = root jdbc.password = #hibernate config hibernate.dialect = org.hibernate.dialect.MySQLDialect hibernate.show_sql = true hibernate.format_sql = true hibernate.hbm2ddl.auto = update
web.xml
<?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" version="3.0"> <display-name>Archetype Created Web Application</display-name> <servlet> <servlet-name>spring</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <init-param> <param-name>contextConfigLocation</param-name> <!-- 此處指向的的是SpringMVC的配置文件 --> <param-value>classpath:config/spring-mvc.xml,classpath:config/spring-hibernate.xml</param-value> </init-param> <!--配置容器在啟動的時候就加載這個servlet並實例化--> <load-on-startup>1</load-on-startup> </servlet> <servlet-mapping> <servlet-name>spring</servlet-name> <url-pattern>/</url-pattern> </servlet-mapping> <welcome-file-list> <welcome-file>/index.jsp</welcome-file> </welcome-file-list> </web-app>
PersonController.java
package com.sshProject.controller; import com.sshProject.entity.Person; import com.sshProject.service.PersonService; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.io.IOException; import java.io.PrintWriter; @Controller public class PersonController { @Autowired private PersonService personService; @RequestMapping("/getAllPerson") public String getAllPerson(HttpServletRequest request){ request.setAttribute("personList", personService.getAllPerson()); return "/index"; } @RequestMapping("/getPerson") public String getPerson(String id,HttpServletRequest request){ request.setAttribute("person", personService.getPerson(id)); return "/editPerson"; } @RequestMapping("/toAddPerson") public String toAddPerson(){ return "/addPerson"; } @RequestMapping("/addPerson") public String addPerson(Person person, HttpServletRequest request){ personService.addPerson(person); return "redirect:/getAllPerson"; } @RequestMapping("/delPerson") public void delPerson(String id,HttpServletResponse response){ String result = "{\"result\":\"error\"}"; if(personService.delPerson(id)){ result = "{\"result\":\"success\"}"; } response.setContentType("application/json"); try { PrintWriter out = response.getWriter(); out.write(result); } catch (IOException e) { e.printStackTrace(); } } @RequestMapping("/updatePerson") public String updatePerson(Person person,HttpServletRequest request){ if(personService.updatePerson(person)){ person = personService.getPerson(String.valueOf(person.getId())); request.setAttribute("person", person); return "redirect:/getAllPerson"; }else{ return "/error"; } } }
PersonDao.java
package com.sshProject.dao; import com.sshProject.entity.Person; import java.util.List; public interface PersonDao { Person getPerson(String id); List<Person> getAllPerson(); void addPerson(Person person); boolean delPerson(String id);
boolean updatePerson(Person person); }
PersonDaoImpl.java
注意: 這個類里sql語句的Person 是實體類Person的名字, 數據庫中也有一個person表, hibernate是根據實體類來映射的好像
package com.sshProject.dao.impl; import com.sshProject.dao.PersonDao; import com.sshProject.entity.Person; import org.hibernate.Query; import org.hibernate.SessionFactory; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Repository; import org.springframework.transaction.annotation.Transactional; import java.util.List; @Repository @Transactional public class PersonDaoImpl implements PersonDao{ @Autowired private SessionFactory sessionFactory; public void setSessionFactory(SessionFactory sessionFactory){ this.sessionFactory = sessionFactory; } public Person getPerson(String id) { String hql = "from Person p where p.id=?"; Query query = sessionFactory.getCurrentSession().createQuery(hql); query.setString(0, id); return (Person)query.uniqueResult(); } public List<Person> getAllPerson() { String hql = "from Person"; Query query = sessionFactory.getCurrentSession().createQuery(hql); return query.list(); } public void addPerson(Person person) { sessionFactory.getCurrentSession().save(person); } public boolean delPerson(String id) { String hql = "delete Person p where p.id = ?"; Query query = sessionFactory.getCurrentSession().createQuery(hql); query.setString(0, id); return (query.executeUpdate() > 0); } public boolean updatePerson(Person person) { String hql = "update Person p set p.name = ? where p.id = ?"; Query query = sessionFactory.getCurrentSession().createQuery(hql); query.setString(0, person.getName()); query.setString(1, String.valueOf(person.getId())); return (query.executeUpdate() > 0); } }
Person.java
package com.sshProject.entity; import javax.persistence.*; @Entity @Table(name="person") public class Person { @Id @GeneratedValue @Column(name="id") private int id; @Column(name="name") private String name; @Column(name="email") private String email; @Column(name="status") private int status; //setter getter }
PersonService.java
package com.sshProject.service; import com.sshProject.entity.Person; import java.util.List;
public interface PersonService { Person getPerson(String id); List<Person> getAllPerson(); void addPerson(Person person); boolean delPerson(String id); boolean updatePerson(Person person); }
PersonServiceImpl.java
package com.sshProject.service.impl; import com.sshProject.dao.PersonDao; import com.sshProject.entity.Person; import com.sshProject.service.PersonService; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; import java.util.List;
@Service public class PersonServiceImpl implements PersonService{ @Autowired private PersonDao personDao; public Person getPerson(String id) { return personDao.getPerson(id); } public List<Person> getAllPerson() { List<Person> list = personDao.getAllPerson(); return list; } public void addPerson(Person person) { personDao.addPerson(person); } public boolean delPerson(String id) { return personDao.delPerson(id); } public boolean updatePerson(Person person) { return personDao.updatePerson(person); } }
addPerson.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8" 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"> <title>Insert title here</title> <script type="text/javascript"> function addUser(){ var form = document.forms[0]; form.action = "/addPerson"; form.method="post"; form.submit(); } </script> </head> <body> <h1>添加用戶</h1> <form action="" name="userForm"> 姓名:<input type="text" name="name"> 郵箱:<input type="text" name="email"> 狀態:<input type="text" name="status"> <input type="button" value="添加" onclick="addUser()"> </form> </body> </html>
editPerson.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <script type="text/javascript" src="../js/jquery-1.4.4.min.js"></script> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>Insert title here</title> </head> <body> <h1>編輯用戶</h1> <form action="/updatePerson" name="userForm" method="post"> <input type="hidden" name="id" value="${person.id}"> 姓名:<input type="text" name="name" value="${person.name}"> <input type="submit" value="編輯" > </form> </body> </html>
index.xml
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <script type="text/javascript" src="../js/jquery-1.4.4.min.js"></script> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>Insert title here</title> <script type="text/javascript"> function del(id){ $.get("/delPerson?id=" + id,function(data){ if("success" == data.result){ alert("刪除成功"); window.location.reload(); }else{ alert("刪除失敗"); } }); } </script> </head> <body> <h3><a href="/toAddPerson">添加用戶</a></h3> <table border="1"> <tbody> <tr> <th>姓名</th> <th>郵箱</th> <th>狀態</th> <th>操作</th> </tr> <c:if test="${!empty personList}"> <c:forEach items="${personList}" var="person"> <tr> <td>${person.name }</td> <td>${person.email }</td> <td>${person.status }</td> <td> <a href="/getPerson?id=${person.id }">編輯</a> <a href="javascript:del('${person.id}')">刪除</a> </td> </tr> </c:forEach> </c:if> </tbody> </table> </body> </html>
welcome.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %> <!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> <h3> <a href="/toAddPerson">添加用戶</a> </h3> </body> </html>
第三步:maven打包, 點擊最右側maven project, 先clean然后package, 這時候可以在項目目錄里看到target目錄
package后 
第四步: 配置tomcat, 點擊又上角

tomcat的名字自定義,其他的默認就好

點擊deployment

選擇maven打包后的target中的war文件

然后一路ok, 啟動tomcat, 結果如下:

點擊添加

添加成功

編輯和刪除也是正確的, 不在演示,參考文章找不到了, 有見過類似的可以附上鏈接, 謝謝
