Struts2+Spring3+Hibernate4+Maven整合
目錄
1.建立Maven工程
2.搭建Spring3
3.搭建Struts2並整合Spring3
4.搭建Hibernate4並整合Spring3
內容
1. 建立Maven工程
JDK要選擇默認的,這樣別人在使用的時候,如何JDk不一致的話也不會出錯.
Maven標準目錄
src/main/java
src/main/resources
src/test/java
src/test/resources
發佈項目:Maven install
清除編譯過的項目:Maven clean
OK,Mean工程創建成功!
2. 搭建 Spring3
(1)下載Spring3需要的jar包
1.spring-core 2.spring-context 3.spring-jdbc 4.spring-beans 5.spring-web 6.spring-expression 7.spring-orm |
在 pom.xml中編寫Spring3需要的包,maven會自動下載這些包。
<!-- spring3 --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-core</artifactId> <version>3.1.2.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context</artifactId> <version>3.1.2.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-jdbc</artifactId> <version>3.1.2.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-beans</artifactId> <version>3.1.2.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-web</artifactId> <version>3.1.2.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-expression</artifactId> <version>3.1.2.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-orm</artifactId> <version>3.1.2.RELEASE</version> </dependency> |
(2)編寫Spring配置文件
<?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" 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 ">
<!-- 引入屬性文件 --> <context:property-placeholder location="classpath:config.properties" />
<!-- 自動掃描dao和service包(自動注入) --> <context:component-scan base-package="com.zc.dao,com.zc.service" />
</beans> |
(3)編寫測試
首先,在src/main/java中創建com.zc.service包,在包中編寫一個 UserService 接口,代碼如下:
package com.zc.service;
/** * 測試 * @author ZC * */ public interface UserService { public void test(); } |
然後,在src/main/java中創建com.zc.service.imple包,在包中編寫 UserServiceImple 實現類,代碼如下:
package com.zc.service.impl;
import org.springframework.stereotype.Service;
import com.zc.service.UserService;
@Service("userService") public class UserServiceImpl implements UserService {
@Override public void test() { System.out.println("Hello World!"); } } |
注意:@Service("userService")使用junit註解完成service 注入,所以還要在pom.xml中配置junit註解。
<!-- junit --> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>4.10</version> <scope>test</scope> </dependency> |
<scope>test</scope>這裏的test表示測試時編譯src/main/test文件夾中的文件,等發佈的時候不編譯。
最後,在src/main/test中創建com.zc.test包,在包中編寫 TestSpring類,代碼如下:
package com.zc.test;
import org.junit.Test; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext;
import com.zc.service.UserService;
/** * 測試Spring3 * */ public class TestSpring { @Test public void test() { ApplicationContext ac = new ClassPathXmlApplicationContext("classpath:spring/*"); UserService userService = (UserService) ac.getBean("userService"); userService.test(); } } |
JUnit Test運行,結果如圖所示:
(4) 在web.xml 中配置Spring 監聽器
<!-- Spring監聽器 --> <listener> <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> </listener> <!-- Spring配置文件位置 --> <context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:spring/*</param-value> </context-param> |
(5) 測試,先Maven install,然後放入tomcat服務器,最後啓動。
輸入地址訪問
OK,Spring3搭建成功!
3. 搭建 Struts2並整合Spring3
(1)下載Struts2所需要的jar包
1.strtus2-core 2.struts2-spring-plugin 3.struts2-convention-plugin |
在 pom.xml中編寫Spring3需要的包,maven會自動下載這些包。
<!-- struts2 --> <dependency> <groupId>org.apache.struts</groupId> <artifactId>struts2-core</artifactId> <version>2.3.4.1</version> <!-- <exclusions> <exclusion> <groupId>javassist</groupId> <artifactId>javassist</artifactId> </exclusion> </exclusions> --> </dependency> <dependency> <groupId>org.apache.struts</groupId> <artifactId>struts2-spring-plugin</artifactId> <version>2.3.4.1</version> </dependency> <dependency> <groupId>org.apache.struts</groupId> <artifactId>struts2-convention-plugin</artifactId> <version>2.3.4.1</version> </dependency> <!-- hibernate4 --> <dependency> <groupId>org.hibernate</groupId> <artifactId>hibernate-core</artifactId> <version>4.1.7.Final</version> <exclusions> <exclusion> <groupId>javassist</groupId> <artifactId>javassist</artifactId> </exclusion> </exclusions> </dependency> |
<exclusions>
<exclusion>
<groupId>javassist</groupId>
<artifactId>javassist</artifactId>
</exclusion>
</exclusions>
這裏的 exclusions 是排除包,因爲 Struts2中有javassist,Hibernate 中也有javassist,所以如果要整合Hibernate,一定要排除掉Struts2中的javassist,否則就衝突了。
(2)編寫Struts.xml
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.3//EN" "http://struts.apache.org/dtds/struts-2.3.dtd"> <struts>
<!-- 指定由spring負責action對象的創建 --> <constant name="struts.objectFactory" value="spring" /> <!-- 所有匹配*.action的請求都由struts2處理 --> <constant name="struts.action.extension" value="action" /> <!-- struts配置文件改動後,是否重新加載(開發時設置爲true,發佈到生產環境後設置爲false) --> <constant name="struts.configuration.xml.reload" value="true" /> <!-- 是否啓用開發模式(開發時設置爲true,發佈到生產環境後設置爲false)--> <constant name="struts.devMode" value="true" /> <!-- 每次HTTP請求系統都重新加載資源文件,有助於開發(開發時設置爲true,發佈到生產環境後設置爲false) --> <constant name="struts.i18n.reload" value="true" /> <!-- 請求參數的編碼方式 --> <constant name="struts.i18n.encoding" value="utf-8" /> <!-- 設置瀏覽器是否緩存靜態內容(開發時設置爲false,發佈到生產環境後設置爲true) --> <constant name="struts.serve.static.browserCache" value="false" /> <!-- 文件上傳最大值 --> <constant name="struts.multipart.maxSize" value="104857600" /> <!-- 讓struts2支持動態方法調用,使用歎號訪問方法 --> <constant name="struts.enable.DynamicMethodInvocation" value="true" /> <!-- Action名稱中是否還是用斜線 --> <constant name="struts.enable.SlashesInActionNames" value="false" /> <!-- 允許標籤中使用表達式語法 --> <constant name="struts.tag.altSyntax" value="true" /> <!-- 對於WebLogic,Orion,OC4J此屬性應該設置成true --> <constant name="struts.dispatcher.parametersWorkaround" value="false" /> <package name="basePackage" extends="struts-default"> </package> </struts> |
(3)在web.xml中配置Struts2的過濾器
<!-- Struts2配置 --> <filter> <filter-name>struts2</filter-name> <filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class> </filter> <filter-mapping> <filter-name>struts2</filter-name> <url-pattern>*.action</url-pattern> </filter-mapping> |
(4)編寫測試
首先,在src/main/java中創建com.zc.action包,在包中編寫一個 UserAction類,代碼如下:
package com.zc.action;
import org.apache.log4j.Logger;
import org.apache.struts2.convention.annotation.Action; import org.apache.struts2.convention.annotation.Namespace; import org.apache.struts2.convention.annotation.ParentPackage; import org.springframework.beans.factory.annotation.Autowired;
import com.zc.service.UserService;
@ParentPackage("basePackage") @Namespace("/user") @Action("userAction") public class UserAction { /** * Logger for this class */ private static final Logger logger = Logger.getLogger(UserAction.class); private UserService userService; public UserService getUserService() { return userService; } @Autowired public void setUserService(UserService userService) { this.userService = userService; }
public void test(){ logger.info("進入 test"); userService.test(); } } |
注意:這裏使用@Autowired註解將userService注入到UserAction中。
測試,先Maven install,然後放入tomcat服務器,最後啓動,輸入訪問地址:
http://localhost:8080/sshe_zc/user/userAction!test.action
OK,Struts2搭建並整合Spring3成功!
4. 搭建 Hibernate4並整合Spring3
(1)下載Hibernate4需要的jar包
1.hibernate-core |
在 pom.xml中編寫Spring3需要的包,maven會自動下載這些包。
<!-- hibernate4 --> <dependency> <groupId>org.hibernate</groupId> <artifactId>hibernate-core</artifactId> <version>4.1.7.Final</version> </dependency> |
一定要排除掉Struts2中的javassist,否則就衝突了。
(2)編寫Hibernate配置
<?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:tx="http://www.springframework.org/schema/tx" xmlns:aop="http://www.springframework.org/schema/aop" xsi:schemaLocation=" http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-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/aop http://www.springframework.org/schema/aop/spring-aop-3.0.xsd ">
<!-- 配置數據源 --> <bean name="dataSource" class="com.alibaba.druid.pool.DruidDataSource" init-method="init" destroy-method="close"> <property name="url" value="${jdbc_url}" /> <property name="username" value="${jdbc_username}" /> <property name="password" value="${jdbc_password}" />
<!-- 初始化連接大小 --> <property name="initialSize" value="0" /> <!-- 連接池最大使用連接數量 --> <property name="maxActive" value="20" /> <!-- 連接池最大空閒 --> <property name="maxIdle" value="20" /> <!-- 連接池最小空閒 --> <property name="minIdle" value="0" /> <!-- 獲取連接最大等待時間 --> <property name="maxWait" value="60000" />
<property name="validationQuery" value="${validationQuery}" /> <property name="testOnBorrow" value="false" /> <property name="testOnReturn" value="false" /> <property name="testWhileIdle" value="true" />
<!-- 配置間隔多久才進行一次檢測,檢測需要關閉的空閒連接,單位是毫秒 --> <property name="timeBetweenEvictionRunsMillis" value="60000" /> <!-- 配置一個連接在池中最小生存的時間,單位是毫秒 --> <property name="minEvictableIdleTimeMillis" value="25200000" />
<!-- 打開removeAbandoned功能 --> <property name="removeAbandoned" value="true" /> <!-- 1800秒,也就是30分鐘 --> <property name="removeAbandonedTimeout" value="1800" /> <!-- 關閉abanded連接時輸出錯誤日誌 --> <property name="logAbandoned" value="true" />
<!-- 監控數據庫 --> <property name="filters" value="mergeStat" /> </bean>
<!-- 配置hibernate session工廠 --> <bean id="sessionFactory" class="org.springframework.orm.hibernate4.LocalSessionFactoryBean"> <property name="dataSource" ref="dataSource" /> <property name="hibernateProperties"> <props> <!-- web項目啓動時是否更新表結構 --> <prop key="hibernate.hbm2ddl.auto">${hibernate.hbm2ddl.auto}</prop> <!-- 本地語言 --> <prop key="hibernate.dialect">${hibernate.dialect}</prop> <!-- 是否顯示Hibernate語言 --> <prop key="hibernate.show_sql">${hibernate.show_sql}</prop> <!-- 是否顯示Hibernate語言格式化 --> <prop key="hibernate.format_sql">${hibernate.format_sql}</prop> </props> </property>
<!-- 自動掃描註解方式配置的hibernate類文件 --> <property name="packagesToScan"> <list> <value>com.zc.entity</value> </list> </property>
</bean>
<!-- 配置Hibernate事務管理器 --> <bean name="transactionManager" class="org.springframework.orm.hibernate4.HibernateTransactionManager"> <property name="sessionFactory" ref="sessionFactory"></property> </bean> <!-- 攔截器方式配置事物 --> <tx:advice id="transactionAdvice" transaction-manager="transactionManager"> <tx:attributes> <!-- 以如下關鍵字開頭的方法使用事物 --> <tx:method name="add*" /> <tx:method name="save*" /> <tx:method name="update*" /> <tx:method name="modify*" /> <tx:method name="edit*" /> <tx:method name="delete*" /> <tx:method name="remove*" /> <tx:method name="repair" /> <tx:method name="deleteAndRepair" /> <!-- 以如下關鍵字開頭的方法不使用事物 --> <tx:method name="get*" propagation="SUPPORTS" /> <tx:method name="find*" propagation="SUPPORTS" /> <tx:method name="load*" propagation="SUPPORTS" /> <tx:method name="search*" propagation="SUPPORTS" /> <tx:method name="datagrid*" propagation="SUPPORTS" /> <!-- 其他方法不使用事物 --> <tx:method name="*" propagation="SUPPORTS" /> </tx:attributes> </tx:advice> <!-- 切面,將事物用在哪些對象上 --> <aop:config> <aop:pointcut id="transactionPointcut" expression="execution(* com.zc.service..*Impl.*(..))" /> <aop:advisor pointcut-ref="transactionPointcut" advice-ref="transactionAdvice" /> </aop:config>
</beans> |
(3)編寫測試
首先,在src/main/java中創建com.zc.dao包,在包中編寫一個 UserDao接口,代碼如下:
package com.zc.dao;
import java.io.Serializable;
import com.zc.entity.Tuser;
public interface UserDao { public Serializable save(Tuser user); } |
然後,在src/main/java中創建com.zc.dao.imple包,在包中編寫 UserDaoImple 實現類,代碼如下:
package com.zc.dao.impl;
import java.io.Serializable;
import org.hibernate.Session; import org.hibernate.SessionFactory; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Repository;
import com.zc.dao.UserDao; import com.zc.entity.Tuser;
@Repository("userDao") public class UserDaoImpl implements UserDao { private SessionFactory sessionFactory;
public SessionFactory getSessionFactory() { return sessionFactory; }
@Autowired public void setSessionFactory(SessionFactory sessionFactory) { this.sessionFactory = sessionFactory; } public Session getCurrentSession(){ return sessionFactory.getCurrentSession(); }
@Override public Serializable save(Tuser user) { return this.getCurrentSession().save(user); } } |
注意:這裏使用@Repository("userDao")註解完成dao注入,
使用@Autowired註解將sessionFactory注入到UserDaoImpl中。
最後,在src/main/test中創建com.zc.test包,在包中編寫 TestHibernate類,代碼如下:
package com.zc.test;
import java.util.Date; import java.util.UUID;
import org.junit.Test; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext;
import com.zc.entity.Tuser; import com.zc.service.UserService;
public class TestHibernate { @Test public void test(){ ApplicationContext ac = new ClassPathXmlApplicationContext("classpath:spring/*"); UserService userService = (UserService) ac.getBean("userService"); Tuser user = new Tuser(); user.setUuid(UUID.randomUUID().toString()); user.setUsername("zc"); user.setPassword("123456"); user.setCreatetime(new Date()); userService.save(user); } } |
運行後報錯,請在pom.xml中添加如下jar包
<!-- druid --> <dependency> <groupId>com.alibaba</groupId> <artifactId>druid</artifactId> <version>0.2.7</version> </dependency> <!-- aspectjweaver --> <dependency> <groupId>org.aspectj</groupId> <artifactId>aspectjweaver</artifactId> <version>1.7.0</version> </dependency> |
數據庫驅動
<!-- oracle數據庫驅動 --> <dependency> <groupId>com.oracle</groupId> <artifactId>ojdbc14</artifactId> <version>10.2.0.4.0</version> </dependency> <!-- sql server數據庫驅動 <dependency> <groupId>net.sourceforge.jtds</groupId> <artifactId>jtds</artifactId> <version>1.2.4</version> </dependency> --> <!-- mysql數據庫驅動 <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>5.1.21</version> </dependency> --> |
這裏在下載 oracle數據庫驅動時會出錯,因爲oracle是商業用的,要收費的,解決方法:
a.到網上下載ojdbc14,
下載地址:http://ishare.iask.sina.com.cn/download/explain.php?fileid=22222387,
將下載ojdbc14-10.2.0.4.0.jar的放到d盤根目錄
b.執行如下DOS命令,回車
mvn install:install-file -DgroupId=com.oracle -DartifactId=ojdbc14 -Dversion=10.2.0.4.0 -Dpackaging=jar -Dfile=D:/ojdbc14-10.2.0.4.0.jar |
執行結果:
C.重啓MyEclipse就可以了。
再運行JUnit,添加數據
OK,Hibernate4搭建並整合Spring3成功!