SSH整合

最新推荐文章于 2023-06-18 21:52:12 发布

hou_yi_tao

最新推荐文章于 2023-06-18 21:52:12 发布

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本文链接：https://blog.youkuaiyun.com/hou_yi_tao/article/details/99710055

本文详细介绍了如何使用Spring、Struts2和Hibernate（SSH）框架搭建一个完整的Java Web应用程序。涵盖了POM依赖导入、配置文件（web.xml、struts.xml、hibernate、spring和log4j2.xml）的设置，以及实体类、DAO、Biz和Action层的实现。

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1、导入所需要的pom依赖

<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.houyitao</groupId>
  <artifactId>ssh</artifactId>
  <packaging>war</packaging>
  <version>0.0.1-SNAPSHOT</version>
  <name>ssh Maven Webapp</name>
  <url>http://maven.apache.org</url>
  <properties>
		<hibernate.version>5.2.12.Final</hibernate.version>
		<mysql.version>5.1.44</mysql.version>
		<spring.version>5.0.1.RELEASE</spring.version>
		<struts2.version>2.5.13</struts2.version>
		<slf4j.version>1.7.7</slf4j.version>
		<log4j2.version>2.9.1</log4j2.version>
		<disruptor.version>3.2.0</disruptor.version>
		<junit.version>4.12</junit.version>
		<javax.servlet.version>4.0.0</javax.servlet.version>
		<jstl.version>1.2</jstl.version>
		<standard.version>1.1.2</standard.version>
		<tomcat-jsp-api.version>8.0.47</tomcat-jsp-api.version>
	</properties>
	
  <dependencies>
  
    <!-- 1、导入hibernate依赖 -->
		<dependency>
			<groupId>org.hibernate</groupId>
			<artifactId>hibernate-core</artifactId>
			<version>${hibernate.version}</version>
		</dependency>
		<dependency>
			<groupId>org.hibernate</groupId>
			<artifactId>hibernate-c3p0</artifactId>
			<version>${hibernate.version}</version>
		</dependency>
		<dependency>
			<groupId>org.hibernate</groupId>
			<artifactId>hibernate-ehcache</artifactId>
			<version>${hibernate.version}</version>
		</dependency>
		<dependency>
			<groupId>mysql</groupId>
			<artifactId>mysql-connector-java</artifactId>
			<version>${mysql.version}</version>
		</dependency>
		
		<!-- 2、导入spring依赖 -->
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-context</artifactId>
			<version>${spring.version}</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-orm</artifactId>
			<version>${spring.version}</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-web</artifactId>
			<version>${spring.version}</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-aspects</artifactId>
			<version>${spring.version}</version>
		</dependency>
		
		<!-- 3、导入struts2依赖 -->
		<dependency>
			<groupId>org.apache.struts</groupId>
			<artifactId>struts2-core</artifactId>
			<version>${struts2.version}</version>
		</dependency>
		<dependency>
			<groupId>org.apache.struts</groupId>
			<artifactId>struts2-spring-plugin</artifactId>
			<version>${struts2.version}</version>
		</dependency>
		
		<!-- 4、导入日志系统依赖 -->
		<!-- log配置：Log4j2 + Slf4j -->
		<!-- slf4j核心包 -->
		<dependency>
			<groupId>org.slf4j</groupId>
			<artifactId>slf4j-api</artifactId>
			<version>${slf4j.version}</version>
		</dependency>
		<dependency>
			<groupId>org.slf4j</groupId>
			<artifactId>jcl-over-slf4j</artifactId>
			<version>${slf4j.version}</version>
			<scope>runtime</scope>
		</dependency>

		<!--用于与slf4j保持桥接 -->
		<dependency>
			<groupId>org.apache.logging.log4j</groupId>
			<artifactId>log4j-slf4j-impl</artifactId>
			<version>${log4j2.version}</version>
		</dependency>

		<!--核心log4j2jar包 -->
		<dependency>
			<groupId>org.apache.logging.log4j</groupId>
			<artifactId>log4j-api</artifactId>
			<version>${log4j2.version}</version>
		</dependency>
		<dependency>
			<groupId>org.apache.logging.log4j</groupId>
			<artifactId>log4j-core</artifactId>
			<version>${log4j2.version}</version>
		</dependency>

		<!--web工程需要包含log4j-web，非web工程不需要 -->
		<dependency>
			<groupId>org.apache.logging.log4j</groupId>
			<artifactId>log4j-web</artifactId>
			<version>${log4j2.version}</version>
			<scope>runtime</scope>
		</dependency>
		<!--需要使用log4j2的AsyncLogger需要包含disruptor -->
		<dependency>
			<groupId>com.lmax</groupId>
			<artifactId>disruptor</artifactId>
			<version>${disruptor.version}</version>
		</dependency>
		
		<!-- 5、other -->
		<!-- 5.1、junit -->
		<dependency>
			<groupId>junit</groupId>
			<artifactId>junit</artifactId>
			<version>${junit.version}</version>
			<scope>test</scope>
		</dependency>

		<!-- 5.2、servlet -->
		<dependency>
			<groupId>javax.servlet</groupId>
			<artifactId>javax.servlet-api</artifactId>
			<version>${javax.servlet.version}</version>
			<scope>provided</scope>
		</dependency>

		<!-- 5.3、jstl、standard -->
		<dependency>
			<groupId>jstl</groupId>
			<artifactId>jstl</artifactId>
			<version>${jstl.version}</version>
		</dependency>
		<dependency>
			<groupId>taglibs</groupId>
			<artifactId>standard</artifactId>
			<version>${standard.version}</version>
		</dependency>

		<!-- 5.4、tomcat-jsp-api -->
		<dependency>
			<groupId>org.apache.tomcat</groupId>
			<artifactId>tomcat-jsp-api</artifactId>
			<version>${tomcat-jsp-api.version}</version>
		</dependency>
  </dependencies>
  <build>
    <finalName>ssh</finalName>
    <plugins>
			<plugin>
				<groupId>org.apache.maven.plugins</groupId>
				<artifactId>maven-compiler-plugin</artifactId>
				<version>3.7.0</version>
				<configuration>
					<source>1.8</source>
					<target>1.8</target>
					<encoding>UTF-8</encoding>
				</configuration>
			</plugin>
		</plugins>
  </build>
</project>

2、配置文件（web.xml/struts.xml、hibernate的配置、spring的配置）
web.xml

<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
	version="3.1">
	<display-name>Archetype Created Web Application</display-name>


	<!-- 1、整合spring -->
	<context-param>
		<param-name>contextConfigLocation</param-name>
		<param-value>classpath:spring-context.xml</param-value>
	</context-param>
	<listener>
		<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
	</listener>
	<!-- 2、整合struts2 -->
	<filter>
		<filter-name>struts2</filter-name>
		<filter-class>
			org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter</filter-class>
	</filter>
	<filter-mapping>
		<filter-name>struts2</filter-name>
		<url-pattern>*.action</url-pattern>
	</filter-mapping>

	<!-- 3、添加过滤器 -->
	<filter>
		<filter-name>encodingFilter</filter-name>
		<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
		<async-supported>true</async-supported>
		<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>

</web-app>

struts.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE struts PUBLIC
	"-//Apache Software Foundation//DTD Struts Configuration 2.5//EN"
	"http://struts.apache.org/dtds/struts-2.5.dtd">
<struts>
	<include file="struts-default.xml"></include>
	<include file="struts-base.xml"></include>
	<include file="struts-book.xml"></include>
</struts>

db.properties

db.username=root
db.password=123
db.driverClass=com.mysql.jdbc.Driver
db.jdbcUrl=jdbc:mysql://127.0.0.1:3306/mysql?useUnicode=true&characterEncoding=utf8&serverTimezone=GMT
db.initialPoolSize=10
db.maxPoolSize=20
db.minPoolSize=5
db.maxIdleTime=60
db.acquireIncrement=5
db.maxStatements=0
db.idleConnectionTestPeriod=60
db.acquireRetryAttempts=30
db.breakAfterAcquireFailure=true
db.testConnectionOnCheckout=false

ehcache.xml

<?xml version="1.0" encoding="UTF-8"?>
<ehcache xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:noNamespaceSchemaLocation="http://ehcache.org/ehcache.xsd"
         updateCheck="false">
    <!--磁盘存储:将缓存中暂时不使用的对象,转移到硬盘,类似于Windows系统的虚拟内存-->
    <!--path:指定在硬盘上存储对象的路径-->
    <!--java.io.tmpdir 是默认的临时文件路径。 可以通过如下方式打印出具体的文件路径 System.out.println(System.getProperty("java.io.tmpdir"));-->
    <diskStore path="java.io.tmpdir"/>


    <!--defaultCache：默认的管理策略-->
    <!--eternal：设定缓存的elements是否永远不过期。如果为true，则缓存的数据始终有效，如果为false那么还要根据timeToIdleSeconds，timeToLiveSeconds判断-->
    <!--maxElementsInMemory：在内存中缓存的element的最大数目-->
    <!--overflowToDisk：如果内存中数据超过内存限制，是否要缓存到磁盘上-->
    <!--diskPersistent：是否在磁盘上持久化。指重启jvm后，数据是否有效。默认为false-->
    <!--timeToIdleSeconds：对象空闲时间(单位：秒)，指对象在多长时间没有被访问就会失效。只对eternal为false的有效。默认值0，表示一直可以访问-->
    <!--timeToLiveSeconds：对象存活时间(单位：秒)，指对象从创建到失效所需要的时间。只对eternal为false的有效。默认值0，表示一直可以访问-->
    <!--memoryStoreEvictionPolicy：缓存的3 种清空策略-->
    <!--FIFO：first in first out (先进先出)-->
    <!--LFU：Less Frequently Used (最少使用).意思是一直以来最少被使用的。缓存的元素有一个hit 属性，hit 值最小的将会被清出缓存-->
    <!--LRU：Least Recently Used(最近最少使用). (ehcache 默认值).缓存的元素有一个时间戳，当缓存容量满了，而又需要腾出地方来缓存新的元素的时候，那么现有缓存元素中时间戳离当前时间最远的元素将被清出缓存-->
    <defaultCache eternal="false" maxElementsInMemory="1000" overflowToDisk="false" diskPersistent="false"
                  timeToIdleSeconds="0" timeToLiveSeconds="600" memoryStoreEvictionPolicy="LRU"/>


    <!--name： Cache的名称，必须是唯一的(ehcache会把这个cache放到HashMap里)-->
    <cache name="stuCache" eternal="false" maxElementsInMemory="100"
           overflowToDisk="false" diskPersistent="false" timeToIdleSeconds="0"
           timeToLiveSeconds="300" memoryStoreEvictionPolicy="LRU"/>
</ehcache>

log4j2.xml 日志文件

<?xml version="1.0" encoding="UTF-8"?>

<!-- status : 指定log4j本身的打印日志的级别.ALL< Trace < DEBUG < INFO < WARN < ERROR 
	< FATAL < OFF。 monitorInterval : 用于指定log4j自动重新配置的监测间隔时间，单位是s,最小是5s. -->
<Configuration status="WARN" monitorInterval="30">
	<Properties>
		<!-- 配置日志文件输出目录 ${sys:user.home} -->
		<Property name="LOG_HOME">/root/workspace/lucenedemo/logs</Property>
		<property name="ERROR_LOG_FILE_NAME">/root/workspace/lucenedemo/logs/error</property>
		<property name="WARN_LOG_FILE_NAME">/root/workspace/lucenedemo/logs/warn</property>
		<property name="PATTERN">%d{yyyy-MM-dd HH:mm:ss.SSS} [%t-%L] %-5level %logger{36} - %msg%n</property>
	</Properties>

	<Appenders>
		<!--这个输出控制台的配置 -->
		<Console name="Console" target="SYSTEM_OUT">
			<!-- 控制台只输出level及以上级别的信息(onMatch),其他的直接拒绝(onMismatch) -->
			<ThresholdFilter level="trace" onMatch="ACCEPT"
				onMismatch="DENY" />
			<!-- 输出日志的格式 -->
			<!-- %d{yyyy-MM-dd HH:mm:ss, SSS} : 日志生产时间 %p : 日志输出格式 %c : logger的名称 
				%m : 日志内容，即 logger.info("message") %n : 换行符 %C : Java类名 %L : 日志输出所在行数 %M 
				: 日志输出所在方法名 hostName : 本地机器名 hostAddress : 本地ip地址 -->
			<PatternLayout pattern="${PATTERN}" />
		</Console>

		<!--文件会打印出所有信息，这个log每次运行程序会自动清空，由append属性决定，这个也挺有用的，适合临时测试用 -->
		<!--append为TRUE表示消息增加到指定文件中，false表示消息覆盖指定的文件内容，默认值是true -->
		<File name="log" fileName="logs/test.log" append="false">
			<PatternLayout
				pattern="%d{yyyy-MM-dd HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n" />
		</File>
		<!-- 这个会打印出所有的info及以下级别的信息，每次大小超过size， 则这size大小的日志会自动存入按年份-月份建立的文件夹下面并进行压缩，作为存档 -->
		<RollingFile name="RollingFileInfo" fileName="${LOG_HOME}/info.log"
			filePattern="${LOG_HOME}/$${date:yyyy-MM}/info-%d{yyyy-MM-dd}-%i.log">
			<!--控制台只输出level及以上级别的信息（onMatch），其他的直接拒绝（onMismatch） -->
			<ThresholdFilter level="info" onMatch="ACCEPT"
				onMismatch="DENY" />
			<PatternLayout
				pattern="%d{yyyy-MM-dd HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n" />
			<Policies>
				<!-- 基于时间的滚动策略，interval属性用来指定多久滚动一次，默认是1 hour。 modulate=true用来调整时间：比如现在是早上3am，interval是4，那么第一次滚动是在4am，接着是8am，12am...而不是7am. -->
				<!-- 关键点在于 filePattern后的日期格式，以及TimeBasedTriggeringPolicy的interval， 日期格式精确到哪一位，interval也精确到哪一个单位 -->
				<!-- log4j2的按天分日志文件 : info-%d{yyyy-MM-dd}-%i.log -->
				<TimeBasedTriggeringPolicy interval="1"
					modulate="true" />
				<!-- SizeBasedTriggeringPolicy:Policies子节点， 基于指定文件大小的滚动策略，size属性用来定义每个日志文件的大小. -->
				<!-- <SizeBasedTriggeringPolicy size="2 kB" /> -->
			</Policies>
		</RollingFile>

		<RollingFile name="RollingFileWarn" fileName="${WARN_LOG_FILE_NAME}/warn.log"
			filePattern="${WARN_LOG_FILE_NAME}/$${date:yyyy-MM}/warn-%d{yyyy-MM-dd}-%i.log">
			<ThresholdFilter level="warn" onMatch="ACCEPT"
				onMismatch="DENY" />
			<PatternLayout
				pattern="%d{yyyy-MM-dd HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n" />
			<Policies>
				<TimeBasedTriggeringPolicy />
				<SizeBasedTriggeringPolicy size="2 kB" />
			</Policies>
			<!-- DefaultRolloverStrategy属性如不设置，则默认为最多同一文件夹下7个文件，这里设置了20 -->
			<DefaultRolloverStrategy max="20" />
		</RollingFile>

		<RollingFile name="RollingFileError" fileName="${ERROR_LOG_FILE_NAME}/error.log"
			filePattern="${ERROR_LOG_FILE_NAME}/$${date:yyyy-MM}/error-%d{yyyy-MM-dd-HH-mm}-%i.log">
			<ThresholdFilter level="error" onMatch="ACCEPT"
				onMismatch="DENY" />
			<PatternLayout
				pattern="%d{yyyy-MM-dd HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n" />
			<Policies>
				<!-- log4j2的按分钟 分日志文件 : warn-%d{yyyy-MM-dd-HH-mm}-%i.log -->
				<TimeBasedTriggeringPolicy interval="1"
					modulate="true" />
				<!-- <SizeBasedTriggeringPolicy size="10 MB" /> -->
			</Policies>
		</RollingFile>

	</Appenders>

	<!--然后定义logger，只有定义了logger并引入的appender，appender才会生效 -->
	<Loggers>
		<!--过滤掉spring和mybatis的一些无用的DEBUG信息 -->
		<logger name="org.springframework" level="INFO"></logger>
		<logger name="org.mybatis" level="INFO"></logger>

		<!-- 第三方日志系统 -->
		<logger name="org.springframework" level="ERROR" />
		<logger name="org.hibernate" level="ERROR" />
		<logger name="org.apache.struts2" level="ERROR" />
		<logger name="com.opensymphony.xwork2" level="ERROR" />
		<logger name="org.jboss" level="ERROR" />


		<!-- 配置日志的根节点 -->
		<root level="all">
			<appender-ref ref="Console" />
			<appender-ref ref="RollingFileInfo" />
			<appender-ref ref="RollingFileWarn" />
			<appender-ref ref="RollingFileError" />
		</root>

	</Loggers>

</Configuration>

spring-book.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:context="http://www.springframework.org/schema/context"
   xmlns:tx="http://www.springframework.org/schema/tx"
   xmlns:aop="http://www.springframework.org/schema/aop"
   xsi:schemaLocation="http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
       http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
       http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd
       http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd">
       
    <bean class="com.houyitao.book.dao.BookDao" parent="baseDao" id="bookDao"></bean>
      <bean class="com.houyitao.book.biz.impl.BookBizImpl" parent="baseBiz" id="bookBiz"> 	
      <property name="bookDao" ref="bookDao"></property>
    </bean>
    
    <bean class="com.houyitao.book.web.BookAction" parent="baseAction" id="bookAction" scope="prototype">
      <property name="bookbiz" ref="bookBiz"></property>
    </bean>
</beans>

spring-context.xml(中间配置)

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" default-autowire="byName"
	xmlns:context="http://www.springframework.org/schema/context" 
	xmlns:tx="http://www.springframework.org/schema/tx"
	xmlns:aop="http://www.springframework.org/schema/aop"
	xsi:schemaLocation="http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
       http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
       http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd
       http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd">

<import resource="spring-hibernate.xml"/>
<import resource="spring-book.xml"/>
</beans>

spring-hibernate.xml(数据库相关配置)

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" default-autowire="byName"
	xmlns:context="http://www.springframework.org/schema/context" xmlns:tx="http://www.springframework.org/schema/tx"
	xmlns:aop="http://www.springframework.org/schema/aop"
	xsi:schemaLocation="http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
       http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
       http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd
       http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd">


	<!-- 1.注册数据库连接信息文件 2.配置连接池 3.配置sessionfactory 4.配置事务 5.配置切面 6.配置通用模块 -->


	<!-- 1、注册jdbc相关的配置文件 -->
	<context:property-placeholder location="classpath:db.properties" />


	<!-- 配置c3p0连接池 -->
	<bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
		<property name="user" value="${db.username}"></property>
		<property name="password" value="${db.password}"></property>
		<property name="driverClass" value="${db.driverClass}"></property>
		<property name="jdbcUrl" value="${db.jdbcUrl}"></property>

		<!--初始化时获取的连接数，取值应在minPoolSize与maxPoolSize之间。Default: 3 -->
		<property name="initialPoolSize" value="${db.initialPoolSize}"></property>
		<!--连接池中保留的最大连接数。Default: 15 -->
		<property name="maxPoolSize" value="${db.maxPoolSize}"></property>
		<!--连接池中保留的最小连接数。 -->
		<property name="minPoolSize" value="${db.minPoolSize}" />
		<!--最大空闲时间,60秒内未使用则连接被丢弃。若为0则永不丢弃。Default: 0 -->
		<property name="maxIdleTime" value="${db.maxIdleTime}" />

		<!--当连接池中的连接耗尽的时候c3p0一次同时获取的连接数。Default: 3 -->
		<property name="acquireIncrement" value="${db.acquireIncrement}" />

		<!--JDBC的标准参数，用以控制数据源内加载的PreparedStatements数量。 但由于预缓存的statements 属于单个connection而不是整个连接池。 
			所以设置这个参数需要考虑到多方面的因素。 如果maxStatements与maxStatementsPerConnection均为0， 则缓存被关闭。Default: 
			0 -->
		<property name="maxStatements" value="${db.maxStatements}" />

		<!--每60秒检查所有连接池中的空闲连接。Default: 0 -->
		<property name="idleConnectionTestPeriod" value="${db.idleConnectionTestPeriod}" />

		<!--定义在从数据库获取新连接失败后重复尝试的次数。Default: 30 -->
		<property name="acquireRetryAttempts" value="${db.acquireRetryAttempts}" />

		<!--获取连接失败将会引起所有等待连接池来获取连接的线程抛出异常。 但是数据源仍有效 保留，并在下次调用getConnection()的时候继续尝试获取连接。 
			如果设为true，那么在尝试 获取连接失败后该数据源将申明已断开并永久关闭。 Default: false -->
		<property name="breakAfterAcquireFailure" value="${db.breakAfterAcquireFailure}" />

		<!--因性能消耗大请只在需要的时候使用它。 如果设为true那么在每个connection提交的 时候都将校验其有效性。 建议使用idleConnectionTestPeriod 
			或automaticTestTable 等方法来提升连接测试的性能。Default: false -->
		<property name="testConnectionOnCheckout" value="${db.breakAfterAcquireFailure}" />
	</bean>

	<!-- 3、配置sessionfactory相关信息 -->
	<bean id="sessionFactory"
		class="org.springframework.orm.hibernate5.LocalSessionFactoryBean">
		<!-- 数据源 -->
		<property name="dataSource">
			<ref bean="dataSource" />
		</property>
		<!-- hibernate相关属性 -->
		<property name="hibernateProperties">
			<props>
				<prop key="dialect">org.hibernate.dialect.MySQLDialect</prop>
				<!--spring与Hibernate集成无法显示sql语句问题， 请见集成后hibernate无法显示sql语句.txt -->
				<prop key="hibernate.show_sql">true</prop>
				<prop key="hibernate.format_sql">true</prop>
			</props>
		</property>
		<!-- 实体映射文件 -->
		<property name="mappingResources">
			<list>
				<value>com/houyitao/book/entity/Book.hbm.xml</value>
			</list>
		</property>
	</bean>

	<!-- 4、配置事务 -->
	<!--声明式事务配置开始 -->
	<!-- 静态代理： 一个代理对象->一个目标对象 BookProxy(BookBizImpl+myMethodBeforeAdvice)->bookBiz 
		OrderProxy(OrderBizImpl+myMethodBeforeAdvice2)-> OrderBiz 动态代理： 一个代理对象->多个目标对象 -->

	<!--1) 开启自动代理 -->
	<aop:aspectj-autoproxy />

	<!--2) 事务管理器 -->
	<bean id="transactionManager"
		class="org.springframework.orm.hibernate5.HibernateTransactionManager">
		<property name="sessionFactory" ref="sessionFactory" />
	</bean>

	<!--3) 定义事务特性 -->
	<tx:advice id="txAdvice" transaction-manager="transactionManager">
		<tx:attributes>
			<tx:method name="add*" propagation="REQUIRED" />
			<tx:method name="save*" propagation="REQUIRED" />
			<tx:method name="insert*" propagation="REQUIRED" />

			<tx:method name="edit*" propagation="REQUIRED" />
			<tx:method name="update*" propagation="REQUIRED" />

			<tx:method name="del*" propagation="REQUIRED" />
			<tx:method name="remove*" propagation="REQUIRED" />

			<tx:method name="load*" propagation="REQUIRED" read-only="true" />
			<tx:method name="list*" propagation="REQUIRED" read-only="true" />
			<tx:method name="select*" propagation="REQUIRED" read-only="true" />
			<tx:method name="query*" propagation="REQUIRED" read-only="true" />

			<tx:method name="do*" propagation="REQUIRED" />
		</tx:attributes>
	</tx:advice>

	<!--4) 定义切入点 -->
	<aop:config>
		<!-- pointcut属性用来定义一个切入点，分成四个部分理解 [* ][*..][*Biz][.*(..)] -->
		<!-- A： 返回类型，*表示返回类型不限 -->
		<!-- B： 包名，*..表示包名不限 -->
		<!-- C： 类或接口名，*Biz表示类或接口必须以Biz结尾 -->
		<!-- D： 方法名和参数，*(..)表示方法名不限，参数类型和个数不限 -->
		<aop:advisor advice-ref="txAdvice" pointcut="execution(* *..*Biz.*(..))" />
	</aop:config>
	<!-- 声明式事务配置结束 -->

	<!-- 5、配置HibernateTemplate -->
	<bean class="org.springframework.orm.hibernate5.HibernateTemplate"
		id="hibernateTemplate">
		<property name="sessionFactory" ref="sessionFactory"></property>
	</bean>
	<!-- 6、分模块开发（只配置base模块） -->
	<bean class="com.houyitao.base.entity.BaseEntity" abstract="true" id="baseEntity"></bean> 
		<bean class="com.houyitao.base.dao.BaseDao" abstract="true" id="baseDao" 
		> <property name="hibernateTemplate" ref="hibernateTemplate"></property> 
		</bean> <bean class="com.houyitao.base.biz.BaseBiz" abstract="true" id="baseBiz"></bean> 
		<bean class="com.houyitao.base.web.BaseAction" abstract="true" id="baseAction"></bean>
</beans>

struts-base.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE struts PUBLIC
	"-//Apache Software Foundation//DTD Struts Configuration 2.5//EN"
	"http://struts.apache.org/dtds/struts-2.5.dtd">
<struts>
	<constant name="struts.i18n.encoding" value="UTF-8" />
	<constant name="struts.devMode" value="true" />
	<constant name="struts.configuration.xml.reload" value="true" />
	<constant name="struts.i18n.reload" value="true" />
	<constant name="struts.enable.DynamicMethodInvocation" value="true" />

	<package name="base" extends="struts-default" abstract="true">
		<global-allowed-methods>regex:.*</global-allowed-methods>
	</package>
</struts>

struts-book.xml(实体类配置)

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE struts PUBLIC
	"-//Apache Software Foundation//DTD Struts Configuration 2.5//EN"
	"http://struts.apache.org/dtds/struts-2.5.dtd">
<struts>
	<package name="book" extends="base" >
	<action name="/book_*" class="bookAction" method="{1}"></action>
	</package>
</struts>

逻辑处理的备用包base
BaseBiz

package com.houyitao.base.biz;

public interface BaseBiz {

}

BaseDao

package com.houyitao.base.dao;

import java.io.Serializable;
import java.util.Collection;
import java.util.List;
import java.util.Map;

import org.hibernate.Session;
import org.hibernate.query.Query;
import org.springframework.orm.hibernate5.support.HibernateDaoSupport;

import com.houyitao.base.util.PageBean;

public class BaseDao extends HibernateDaoSupport implements Serializable{

	public void setParam(Query query, Map<String, Object> map) {
		if (map == null || map.size() < 1) {
			return;
		}
		Object value = null;
		for (Map.Entry<String, Object> entry : map.entrySet()) {
			value = entry.getValue();
			if (value instanceof Collection) {
				query.setParameterList(entry.getKey(), (Collection) value);
			} else if (value instanceof Object[]) {
				query.setParameterList(entry.getKey(), (Object[]) value);
			} else {
				query.setParameter(entry.getKey(), value);
			}
		}
	}

	public String getCountHql(String hql) {
		int index = hql.toUpperCase().indexOf("FROM");
		return "select count(*) " + hql.substring(index);
	}

	/**
	 * 
	 * @param hql
	 *            已经拼装好的
	 * @param map
	 * @param pageBean
	 * @return
	 */
	public List executeQuery(Session session, String hql, Map<String, Object> map, PageBean pageBean) {
		if (pageBean != null && pageBean.isPagination()) {
			String countHql = getCountHql(hql);
			Query countQuery = session.createQuery(countHql);
			this.setParam(countQuery, map);
			pageBean.setTotal(countQuery.getSingleResult().toString());

			Query query = session.createQuery(hql);
			this.setParam(query, map);
			query.setFirstResult(pageBean.getStartIndex());
			query.setMaxResults(pageBean.getRows());
			List list = query.list();

			return list;
		} else {
			Query query = session.createQuery(hql);
			this.setParam(query, map);
			List list = query.list();

			return list;
		}

	}
}

BaseEntity

package com.houyitao.base.entity;

import java.io.Serializable;

/*
 * 这里存放所有实体类的共性属性
 * jsp传递到后台的参数
 * 非数据库与表的映射关系字段属性
 */
public class BaseEntity implements Serializable{

}

PageBean

package com.houyitao.base.util;

import java.util.Map;

import javax.servlet.http.HttpServletRequest;

/**
 * 分页工具类
 *
 */
public class PageBean {

	private int page = 1;// 页码

	private int rows = 10;// 页大小

	private int total = 0;// 总记录数

	private boolean pagination = true;// 是否分页
	// 获取前台向后台提交的所有参数
	private Map<String, String[]> parameterMap;
	// 获取上一次访问后台的url
	private String url;

	/**
	 * 初始化pagebean
	 * 
	 * @param req
	 */
	public void setRequest(HttpServletRequest req) {
		this.setPage(req.getParameter("page"));
		this.setRows(req.getParameter("rows"));
		// 只有jsp页面上填写pagination=false才是不分页
		this.setPagination(!"fasle".equals(req.getParameter("pagination")));
		this.setParameterMap(req.getParameterMap());
		this.setUrl(req.getRequestURL().toString());
	}

	public int getMaxPage() {
		return this.total % this.rows == 0 ? this.total / this.rows : this.total / this.rows + 1;
	}

	public int nextPage() {
		return this.page < this.getMaxPage() ? this.page + 1 : this.getMaxPage();
	}

	public int previousPage() {
		return this.page > 1 ? this.page - 1 : 1;
	}

	public PageBean() {
		super();
	}

	public int getPage() {
		return page;
	}

	public void setPage(int page) {
		this.page = page;
	}

	public void setPage(String page) {
		this.page = StringUtils.isBlank(page) ? this.page : Integer.valueOf(page);
	}

	public int getRows() {
		return rows;
	}

	public void setRows(int rows) {
		this.rows = rows;
	}

	public void setRows(String rows) {
		this.rows = StringUtils.isBlank(rows) ? this.rows : Integer.valueOf(rows);
	}

	public int getTotal() {
		return total;
	}

	public void setTotal(int total) {
		this.total = total;
	}

	public void setTotal(String total) {
		this.total = Integer.parseInt(total);
	}

	public boolean isPagination() {
		return pagination;
	}

	public void setPagination(boolean pagination) {
		this.pagination = pagination;
	}

	public Map<String, String[]> getParameterMap() {
		return parameterMap;
	}

	public void setParameterMap(Map<String, String[]> parameterMap) {
		this.parameterMap = parameterMap;
	}

	public String getUrl() {
		return url;
	}

	public void setUrl(String url) {
		this.url = url;
	}

	/**
	 * 获得起始记录的下标
	 * 
	 * @return
	 */
	public int getStartIndex() {
		return (this.page - 1) * this.rows;
	}

	@Override
	public String toString() {
		return "PageBean [page=" + page + ", rows=" + rows + ", total=" + total + ", pagination=" + pagination
				+ ", parameterMap=" + parameterMap + ", url=" + url + "]";
	}

}

ResponseUtil

package com.houyitao.base.util;

import java.io.PrintWriter;

import javax.servlet.http.HttpServletResponse;

public class ResponseUtil {

	public static void write(HttpServletResponse response,Object o)throws Exception{
		response.setContentType("text/html;charset=utf-8");
		PrintWriter out=response.getWriter();
		out.println(o.toString());
		out.flush();
		out.close();
	}
}

StringUtils

package com.houyitao.base.util;

public class StringUtils {
	// 私有的构造方法，保护此类不能在外部实例化
	private StringUtils() {
	}

	/**
	 * 如果字符串等于null或去空格后等于""，则返回true，否则返回false
	 * 
	 * @param s
	 * @return
	 */
	public static boolean isBlank(String s) {
		boolean b = false;
		if (null == s || s.trim().equals("")) {
			b = true;
		}
		return b;
	}
	
	/**
	 * 如果字符串不等于null或去空格后不等于""，则返回true，否则返回false
	 * 
	 * @param s
	 * @return
	 */
	public static boolean isNotBlank(String s) {
		return !isBlank(s);
	}

}

BaseAction

package com.houyitao.base.web;

import java.io.Serializable;

import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.apache.struts2.interceptor.ServletRequestAware;
import org.apache.struts2.interceptor.ServletResponseAware;

public class BaseAction implements ServletRequestAware, ServletResponseAware,Serializable{
	private static final long serialVersionUID = -7110462505161900879L;
	/**
	 * 为了传值使用
	 */
	protected HttpServletResponse response;
	protected HttpServletRequest request;
	protected HttpSession session;
	protected ServletContext application;
	
	/**
	 * 为了配置跳转页面所用
	 */
	protected final static String SUCCESS = "success";
	protected final static String FAIL = "fail";
	protected final static String LIST = "list";
	protected final static String ADD = "add";
	protected final static String EDIT = "edit";
	protected final static String DETAIL = "detail";
	
	/**
	 * 具体传值字段	后端向jsp页面传值所用字段
	 */
	protected Object result;
	protected Object msg;
	protected int code;

	public Object getResult() {
		return result;
	}

	public Object getMsg() {
		return msg;
	}

	public int getCode() {
		return code;
	}

	@Override
	public void setServletResponse(HttpServletResponse arg0) {
		this.response = arg0;
		
	}

	@Override
	public void setServletRequest(HttpServletRequest arg0) {
		this.request = arg0;
		this.session = arg0.getSession();
		this.application = arg0.getServletContext();
	}
}

测试

实体类
Book

package com.houyitao.book.entity;

import com.houyitao.base.entity.BaseEntity;

public class Book extends BaseEntity{

	private Integer bid;
	private String bname;
	private Float price;

	public Integer getBid() {
		return bid;
	}

	public void setBid(Integer bid) {
		this.bid = bid;
	}

	public String getBname() {
		return bname;
	}

	public void setBname(String bname) {
		this.bname = bname;
	}

	public Float getPrice() {
		return price;
	}

	public void setPrice(Float price) {
		this.price = price;
	}

	@Override
	public String toString() {
		return "Book [bid=" + bid + ", bname=" + bname + ", price=" + price + "]";
	}
}

Book.hbm.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-mapping PUBLIC 
    "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
    "http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd">
<hibernate-mapping>
	<class table="t_mvc_book" name="com.houyitao.book.entity.Book">
		<id name="bid" type="java.lang.Integer" column="bid">
			<generator class="native"></generator>
		</id>
		
		<property name="bname" type="java.lang.String" column="bname"></property>
		<property name="price" type="java.lang.Float" column="price"></property>
	</class>
</hibernate-mapping>

BookDao

package com.houyitao.book.dao;

import java.util.List;

import org.hibernate.HibernateException;
import org.hibernate.Session;
import org.springframework.orm.hibernate5.HibernateCallback;

import com.houyitao.base.dao.BaseDao;
import com.houyitao.book.entity.Book;
/**
 * 注意点： 
 *    1.一定要继承BaseDao（为了获取hibernateTempLete模板）
 *    2.方法命名有讲究（一点要符合声明式事务所定义的规则）
 *      不遵守规则，那么数据不会提交到数据库
 *    3.hibernateTempLete模板在执行查询的时候比较特殊
 * @author hou
 *
 */
public class BookDao extends BaseDao {
    
	public int add(Book book) {
		  return (int)getHibernateTemplate().save(book);
	  }
	  public void edit(Book book) {
		  getHibernateTemplate().update(book);
	  }
	  
	  public void del(Book book) {
		  getHibernateTemplate().delete(book);
	  }
	  public List<Book> list(){
		  return (List<Book>) getHibernateTemplate().execute(new HibernateCallback<List<Book>>() {

			@Override
			public List<Book> doInHibernate(Session session) throws HibernateException {
				return session.createQuery("from Book").list();
			}
		});
	  }
	
}

BookBiz

package com.houyitao.book.biz;

import java.util.List;


import com.houyitao.book.entity.Book;

public interface BookBiz {
	
	public int add(Book book);
	public void edit(Book book);
		
	
	
	public void del(Book book);
	
	
	public List<Book> list();
	
}

BookBizImpl

package com.houyitao.book.biz.impl;

import java.util.List;

import com.houyitao.book.biz.BookBiz;
import com.houyitao.book.dao.BookDao;
import com.houyitao.book.entity.Book;

public class BookBizImpl implements BookBiz {

	 private BookDao bookDao;
	    
		

		public BookDao getbookDao() {
			return bookDao;
		}

		public void setbookDao(BookDao bookDao) {
			this.bookDao = bookDao;
		}

		@Override
		public int add(Book book) {
			return bookDao.add(book);
		}

		@Override
		public void edit(Book book) {
	      bookDao.edit(book);
		}

		@Override
		public void del(Book book) {
	      bookDao.del(book);
		}

		@Override
		public List<Book> list() {
			return bookDao.list();
		}

}

BookAction

package com.houyitao.book.web;

import java.util.List;

import com.houyitao.base.web.BaseAction;
import com.houyitao.book.biz.BookBiz;
import com.houyitao.book.entity.Book;
import com.opensymphony.xwork2.ModelDriven;

public class BookAction extends BaseAction implements ModelDriven<Book>{

	
	private Book book=new Book();
	private BookBiz bookbiz;

	public BookBiz getBookbiz() {
		return bookbiz;
	}

	public void setBookbiz(BookBiz bookbiz) {
		this.bookbiz = bookbiz;
	}

	@Override
	public Book getModel() {
		// TODO Auto-generated method stub
		return book;
	}
	
	public String add() {
		System.out.println(book);
		this.bookbiz.add(book);
		return null;
	}
	public String edit() {
		System.out.println(book);
		this.bookbiz.edit(book);
		return null;
	}
	public String del() {
		System.out.println(book);
		this.bookbiz.del(book);
		return null;
	}
	
	public String list() {
		List<Book> list2 = this.bookbiz.list();
		for (Book book : list2) {
			System.out.println(book);
		}
		return null;
	}
	
	
}

查询
在这里插入图片描述