1. 程式人生 > >基於spring+springmvc+hibernate的maven專案搭建

基於spring+springmvc+hibernate的maven專案搭建

1.新建一個maven專案

(1)選擇工作區間
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(2)選擇maven-archetype-webapp
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(3)輸入Group id(包名的字首)和Artifact Id(專案名),然後finish
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(4)完成上面的步驟,專案的目錄如下:
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(5)修改Dynamic Web Module和java的版本
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(有人可能不理解這個Dynamic Web Module,其實就是:java的web系統有多種型別,比如靜態的和動態的,然後動態的java web project要設定dynamic web module,也就是動態網頁模型,他必須要和對應的伺服器搭配好了才能跑,版本對應如下
dynamic web module 2.4 對應Tomcat 5.5
dynamic web module 2.5 對應Tomcat 6.0
dynamic web module 3.0 對應Tomcat 7.0或更高)

2.配置3個xml檔案

web.xml
web.xml主要配置:ContextLoaderListener和DispatcherServer,程式碼如下:

<?xml version="1.0" encoding="UTF-8"?>
<web-app version="3.0" 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_3_0.xsd"
>
<!-- 配置web.xml,使其具有springmvc特性,主要配置兩處,一個是ContextLoaderListener,一個是DispatcherServlet --> <context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:applicationContext.xml</param-value> </context-param>
<!-- 配置ContextLoaderListener表示,該工程要以spring的方式啟動。啟動時會預設在/WEB-INF目錄下查詢applicationContext.xml 作為spring容器的配置檔案,該檔案裡可以初始化一些bean --> <listener> <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> </listener> <filter> <filter-name>SpringOpenSessionInViewFilter</filter-name> <filter-class>org.springframework.orm.hibernate4.support.OpenSessionInViewFilter</filter-class> </filter> <filter-mapping> <filter-name>SpringOpenSessionInViewFilter</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> <!-- 字符集過濾器 --> <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> </filter> <filter-mapping> <filter-name>encodingFilter</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> <!-- spring mvc 配置 --> <!-- 配置DispatcherServlet表示,該工程將採用springmvc的方式。啟動時也會預設在/WEB-INF目錄下查詢XXX-servlet.xml作為配置檔案, XXX就是DispatcherServlet的名字,該檔案中將配置兩項重要的mvc特性:HandlerMapping,負責為DispatcherServlet這個前端控制器的請求查詢Controller; ViewResolver,負責為DispatcherServlet查詢ModelAndView的檢視解析器。 此處使用指定的配置檔案spring-mvc.xml --> <servlet> <servlet-name>contacts</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <init-param> <param-name>contextConfigLocation</param-name> <!--<param-value>/WEB-INF/classes/spring-mvc-servlet.xml</param-value>--> <param-value>classpath*:/spring-mvc.xml</param-value> </init-param> <load-on-startup>1</load-on-startup> </servlet> <servlet-mapping> <servlet-name>contacts</servlet-name> <url-pattern>*.htm</url-pattern> </servlet-mapping> <welcome-file-list> <welcome-file>index.jsp</welcome-file> </welcome-file-list> </web-app>

applicationContext.xml
配置ContextLoaderListener表示,該工程要以spring的方式啟動。啟動時會預設在/WEB-INF目錄下查詢 applicationContext.xml作為spring容器的配置檔案,這裡可以初始化一些bean,如DataSource等。程式碼如下:

<?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:context="http://www.springframework.org/schema/context"
    xmlns:p="http://www.springframework.org/schema/p" xmlns:aop="http://www.springframework.org/schema/aop"
    xmlns:tx="http://www.springframework.org/schema/tx"
    xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.1.xsd
    http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.1.xsd 
    http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.1.xsd 
    http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.1.xsd">


    <context:component-scan base-package="ssh.demo"></context:component-scan>

    <bean
        class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
        <property name="locations">
            <list>
                <value>classpath:database.properties</value>
            </list>

        </property>
    </bean>


    <bean id="dataSource"
        class="org.springframework.jdbc.datasource.DriverManagerDataSource">
        <property name="driverClassName" value="${jdbc.driverClassName}" />
        <property name="url" value="${jdbc.url}" />
        <property name="username" value="${jdbc.username}" />
        <property name="password" value="${jdbc.password}" />
    </bean>

    <!-- Hibernate session factory -->
     <bean id="sessionFactory" class="org.springframework.orm.hibernate4.LocalSessionFactoryBean">
       <property name="dataSource" ref="dataSource"/>

       <property name="packagesToScan">
         <list>
           <value>ssh.demo</value>
         </list>
       </property>
<!-- 
        <property name="mappingLocations">
          <list>
            <value>classpath:**/*.hbm.xml</value>
          </list>
        </property>
-->
        <property name="hibernateProperties">
            <props>
                <prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</prop>
                <prop key="hibernate.show_sql">true</prop>
                <!-- <prop key="hibernate.hbm2ddl.auto">update</prop> -->
                <prop key="hibernate.current_session_context_class">
                   org.springframework.orm.hibernate4.SpringSessionContext
                </prop>
                <prop key="hibernate.jdbc.batch_size">50</prop>
                <prop key="hibernate.enable_lazy_load_no_trans">true</prop>
            </props>
        </property>
     </bean>   

    <!-- 例項化jdbcTemplate,同時注入資料來源 -->
    <bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate"
        p:dataSource-ref="dataSource" />

    <!-- 配置事務管理器 -->
    <bean id="transactionManager"
        class="org.springframework.orm.hibernate4.HibernateTransactionManager">
        <property name="sessionFactory" ref="sessionFactory" />
    </bean> 

    <!-- 事務掃描開始(開啟@Tranctional) -->
    <tx:annotation-driven transaction-manager="transactionManager" proxy-target-class="true"/> 

</beans>

spring-mvc.xml

<?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:p="http://www.springframework.org/schema/p"    
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-3.0.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"
default-lazy-init="true">

<!-- 此行語句使得resource autowired 等四個註解可以使用 -->
   <context:annotation-config />
   <context:component-scan base-package="ssh.demo" >
   </context:component-scan>  

</beans>

3.新增必須的包依賴到pom.xml

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>ssh.demo</groupId>
  <artifactId>ssh_Demo</artifactId>
  <packaging>war</packaging>
  <version>0.0.1-SNAPSHOT</version>
  <name>ssh_Demo Maven Webapp</name>
  <url>http://maven.apache.org</url>
 <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <!-- <spring.ver>4.1.8.RELEASE</spring.ver> -->
        <spring.ver>4.2.5.RELEASE</spring.ver>
        <hibernate.ver>4.3.11.Final</hibernate.ver>
        <hibernate.common.anno.ver>5.0.0.Final</hibernate.common.anno.ver>
        <hibernate.validator.ver>5.1.3.Final</hibernate.validator.ver>
        <mysql.connector.ver>5.1.36</mysql.connector.ver>
        <aspectj.ver>1.8.6</aspectj.ver>
        <jackson.ver>2.6.4</jackson.ver>
        <commons-file.ver>1.3.1</commons-file.ver>
        <common.csv.ver>1.2</common.csv.ver>        
        <reflection.ver>0.9.10</reflection.ver>
    </properties>

    <dependencies>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context</artifactId>
            <version>${spring.ver}</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-core</artifactId>
            <version>${spring.ver}</version>
        </dependency>

        <dependency>
            <groupId>org.springframework.data</groupId>
            <artifactId>spring-data-redis</artifactId>
            <version>1.6.0.RELEASE</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-test</artifactId>
            <version>${spring.ver}</version>
            <scope>test</scope>
        </dependency>
        <!-- json config section -->
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-databind</artifactId>
            <version>${jackson.ver}</version>
        </dependency>

        <!-- spring configure section -->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-webmvc</artifactId>
            <version>${spring.ver}</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-jdbc</artifactId>
            <version>${spring.ver}</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-orm</artifactId>
            <version>${spring.ver}</version>
        </dependency>

        <!-- AspectJ -->
        <dependency>
            <groupId>org.aspectj</groupId>
            <artifactId>aspectjrt</artifactId>
            <version>${aspectj.ver}</version>
        </dependency>
        <dependency>
            <groupId>org.aspectj</groupId>
            <artifactId>aspectjweaver</artifactId>
            <version>${aspectj.ver}</version>
        </dependency>

        <dependency>
            <groupId>commons-fileupload</groupId>
            <artifactId>commons-fileupload</artifactId>
            <version>${commons-file.ver}</version>
        </dependency>
        <!-- hibernate configure section -->

        <dependency>
            <groupId>org.hibernate</groupId>
            <artifactId>hibernate-validator</artifactId>
            <version>${hibernate.validator.ver}</version>
        </dependency>

        <dependency>
            <groupId>org.hibernate</groupId>
            <artifactId>hibernate-core</artifactId>
            <version>${hibernate.ver}</version>
        </dependency>

        <dependency>
            <groupId>org.hibernate</groupId>
            <artifactId>hibernate-entitymanager</artifactId>
            <version>${hibernate.ver}</version>
        </dependency>

        <dependency>
            <groupId>org.hibernate</groupId>
            <artifactId>hibernate-c3p0</artifactId>
            <version>${hibernate.ver}</version>
        </dependency>

        <dependency>
            <groupId>org.hibernate.common</groupId>
            <artifactId>hibernate-commons-annotations</artifactId>
            <version>${hibernate.common.anno.ver}</version>
        </dependency>

        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>${mysql.connector.ver}</version>
        </dependency>

        <dependency>
            <groupId>org.apache.commons</groupId>
            <artifactId>commons-csv</artifactId>
            <version>${common.csv.ver}</version>
        </dependency>

        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>javax.servlet-api</artifactId>
            <version>3.1.0</version>
        </dependency>

        <dependency>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven-resources-plugin</artifactId>
            <version>2.4.3</version>
        </dependency>

    </dependencies>
  <build>
    <finalName>ssh_Demo</finalName>
  </build>
</project>

4.寫一個簡單的新增功能驗證專案

User.java

package ssh.demo.domain;

import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;

@Entity
public class User {

    @Id @GeneratedValue(strategy=GenerationType.AUTO)
    private int id;

    private String name;

    public int getId() {
        return id;
    }

    public void setId(int id) {
        this.id = id;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    @Override
    public String toString() {
        return "User:[id="+id+",name="+name+"]";
    }
}

UserDao.java

package ssh.demo.dao;

import javax.transaction.Transactional;

import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.criterion.Restrictions;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;

import ssh.demo.domain.User;

@Repository
public class UserDao {

    @Autowired
    private SessionFactory sessionFactory;


    public Session getCurrentSession(){
        return sessionFactory.getCurrentSession();
    }

    public void save(User u){
        getCurrentSession().save(u);
    }

    public User getByName(String name){
        return (User) getCurrentSession().createCriteria(User.class)
                .add(Restrictions.eq("name", name)).uniqueResult();
    }

    public User getById(int id){
        return (User) getCurrentSession().createCriteria(User.class)
                .add(Restrictions.eq("id", id)).uniqueResult();
    }

}

Test.java

package ssh.demo.test;

import java.util.Date;

import javax.annotation.Resource;

import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

import ssh.demo.dao.UserDao;
import ssh.demo.domain.User;


@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations = "classpath:applicationContext.xml")
public class Test {
    @Resource
    private UserDao userDao;



    @org.junit.Test
    public void saveStu(){
        User stu=new User();
        stu.setName("zs");
        userDao.save(stu);
    }
}

測試結果:

這裡寫圖片描述
這裡寫圖片描述

這個專案搭建其實還是挺簡單,不過中途會遇到一些問題,耐心點,慢慢研究下,程式碼就不放到github啦,自己試一次,印象深刻很多的。