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  • SSH整合

    导入所需要的pom依赖

    hibernate相关(5.2.12.Final)
    hibernate-core
    hibernate-c3p0(数据库连接池)
    hibernate-ehcache
    mysql-connector-java(5.1.44)

     spring相关(5.0.1.RELEASE)
    spring-context
    spring-orm
    spring-web
    spring-aspects

    注:创建spring的XML文件时,需要添加beans/aop/tx/context标签支持

    各依赖说明:
    spring-context
    创建spring上下文

    spring-orm
    org.springframework.orm.hibernate5.LocalSessionFactoryBean
    dataSource:指定数据源
    hibernateProperties:指定hibernate相关属性,如:dialect/show_sql/format_sql
    mappingResources:指定实体映射文件
    注1:本章采用将hibernate配置全部交给spring管理,因此项目中不再有hibernate.cfg.xml文件
    org.springframework.orm.hibernate5.HibernateTemplate
    org.springframework.orm.hibernate5.support.HibernateDaoSupport
    测试一:运行测试类Test1,测试hibernate与spring的集成

    spring-web
    org.springframework.web.context.ContextLoaderListener
    contextConfigLocation:classpath:applicationContext-*.xml
    org.springframework.web.context.support.WebApplicationContextUtils
    测试二:访问test2.jsp,测试spring与WEB项目的集成

    spring-aspects
    spring的AspectJ依赖,解析事务切点

     struts2相关(2.5.13)
    struts2-core
    struts2-spring-plugin
    struts2与spring集成的插件
    将action配置到spring中,struts的action标签的class属性填写spring中bean的名字或id

     log配置
    1.4.1 log4j(1.X版)
    不建议使用

     log4j2(2.9.1)
    log4j-core
    log4j-api
    log4j-web
    不建议使用

     log4j2 + slf4j(使用ehcache开启hibernate二级缓存必须使用第二种方式配置日志)

    注1:本章使用第三种方式配置日志,即log4j2 + slf4j

    other
    junit(4.12)
    javax.servlet-api(4.0.0)


     jstl
    jstl(1.2)
    standard(1.1.2)


    jsp自定义标签依赖(必须与tomcat的版本一致)
    tomcat-jsp-api

    注1:如何解决项目中不支持EL表达式的问题?将web.xml的DTD的版本由2.3升级到3.0即可。因为web2.3是不支持EL表达式的

    web3.1.xml配置

    <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">
    

     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</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>
    		<log4j.version>2.9.1</log4j.version>
    		<disruptor.version>3.2.0</disruptor.version>
    		<junit.version>4.12</junit.version>
    		<servlet.version>4.0.0</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、hibernate相关(5.2.12.Final) -->
    		<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>${mysql.version}</version>
    		</dependency>
    		<!-- 2、spring相关(5.0.1.RELEASE) -->
    		<dependency>
    			<groupId>org.springframework</groupId>
    			<artifactId>spring-context</artifactId>
    			<version>${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>${spring.version}</version>
    		</dependency>
    		<!-- 3、struts2相关(2.5.13) -->
    		<dependency>
    			<groupId>org.apache.struts</groupId>
    			<artifactId>struts2-core</artifactId>
    			<version>${struts2.version}</version>
    		</dependency>
    
    		<dependency>
    			<groupId>org.apache.struts</groupId>
    			<artifactId>struts2-spring-plugin</artifactId>
    			<version>${struts2.version}</version>
    		</dependency>
    		<!-- 4、log配置 -->
    		<!-- log配置:Log4j2 + Slf4j -->
    		<!-- slf4j核心包 -->
    		<dependency>
    			<groupId>org.slf4j</groupId>
    			<artifactId>slf4j-api</artifactId>
    			<version>${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>${log4j.version}</version>
    		</dependency>
    
    		<!--核心log4j2jar包 -->
    		<dependency>
    			<groupId>org.apache.logging.log4j</groupId>
    			<artifactId>log4j-api</artifactId>
    			<version>${log4j.version}</version>
    		</dependency>
    		<dependency>
    			<groupId>org.apache.logging.log4j</groupId>
    			<artifactId>log4j-core</artifactId>
    			<version>${log4j.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>${log4j.version}</version>
    			<scope>runtime</scope>
    		</dependency>
    		<!--需要使用log4j2的AsyncLogger需要包含disruptor -->
    		<dependency>
    			<groupId>com.lmax</groupId>
    			<artifactId>disruptor</artifactId>
    			<version>${disruptor.version}</version>
    		</dependency>
    		<!-- 5、other -->
    		<dependency>
    			<groupId>junit</groupId>
    			<artifactId>junit</artifactId>
    			<version>${junit.version}</version>
    			<scope>test</scope>
    		</dependency>
    
    		<dependency>
    			<groupId>javax.servlet</groupId>
    			<artifactId>javax.servlet-api</artifactId>
    			<version>${servlet.version}</version>
    			<scope>provided</scope>
    		</dependency>
    		
    		<dependency>
    			<groupId>jstl</groupId>
    			<artifactId>jstl</artifactId>
    			<version>${jstl.version}</version>
    		</dependency>
    		<dependency>
    			<groupId>taglibs</groupId>
    			<artifactId>standard</artifactId>
    			<version>${standard.version}</version>
    		</dependency>
    		
    		<dependency>
    			<groupId>org.apache.tomcat</groupId>
    			<artifactId>tomcat-jsp-api</artifactId>
    			<version>${tomcat-jsp-api.version}</version>
    		</dependency>
    		
    	</dependencies>
    	<build>
    		<finalName>SSH</finalName>
    			<plugins>
    			<!--第一步就是配置maven-compiler-plugin插件 -->
    			<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>
    

      SSH集成

    导入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>
    

      导入log4j2.xml

    <?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>
    

      

    集成hibernate
    1 注入数据库配置文件
    2 配置c3p0连接池
    3 注册LocalSessionFactoryBean
    4 spring声明式事物

    声明式事务配置
    1 必须先修改spring配置文件的声明部分,添加对aop标签和tx标签的支持

    2 配置SessionFactory(spring和hibernate集成时已完成)

    3 配置事务管理器
    HibernateTransactionManager

    4 配置事务的传播特性(tx)
    add
    edit
    del
    load|list
    事务传播特性(PROPAGATION_REQUIRED|readOnly)

    5 配置自动代理
    a 引用环绕通知txAdvice
    b 定义一个切入点
    execution(* *..*Biz.*(..))
    a:返回值不限 b:包名不限 c:接口名以Biz结尾 d:方法名及参数不限
    c) 自动代理的原理
    在spring上下文初始化完成以后,自动代理会逐个检查spring上下文中JavaBean实现的接口是否满足自动代理的条件,如果满足条件,则将此bean和通知结合生成一个代理对象,并以此代理对象替换spring上下文中的bean,之后你访问的就是代理对象了

    注册HibernateTemplate
    注册Base模块

    Spring-hibernate.xml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:context="http://www.springframework.org/schema/context"
    	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-4.0.xsd 
                http://www.springframework.org/schema/context 
                http://www.springframework.org/schema/context/spring-context-4.0.xsd
                http://www.springframework.org/schema/aop 
                http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
                http://www.springframework.org/schema/tx 
                  http://www.springframework.org/schema/tx/spring-tx-4.0.xsd">
    	<!-- 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"  destroy-method="close">
    		<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/lingerqi/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(session) -->
    	<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.lingerqi.base.entity.BaseEntity" abstract="true"
    	id="baseEntity"></bean>
    	<bean class="com.lingerqi.base.dao.BaseDao" abstract="true" id="baseDao">
    		<property name="hibernateTemplate" ref="hibernateTemplate"></property>
    	</bean>
    	<bean class="com.lingerqi.base.biz.BaseBiz" abstract="true" id="baseBiz"></bean>
    	<bean class="com.lingerqi.base.web.BaseAction" abstract="true"
    		id="baseAction"></bean>
    </beans>
    

      

    程序代码的分层

    /base
      /action
      /biz
      /dao
      /entity
    /book
      /action
      /biz
      /dao
      /entity


     整合案例演示

    1 entity
    *.hbm.xml

    2 dao
    IXxxDAO
    XxxDAOImpl(继承HibernateDaoSupport类,方便注入HibernateTemplate)
    applicationContext-Xxx.xml

    查询
    this.getHibernateTemplate().execute(

    3 biz
    IXxxBiz
    XxxBizImpl
    applicationContext-Xxx.xml

    4 test(junit4)

    5 action
    将action配置到applicationContext-Xxx.xml,
    注:必须为多例模式(重要)

    struts.xml配置注意事项:
    1
    <!-- 将action创建交由spring容器来管理 -->
    <constant name="struts.objectFactory" value="spring"></constant>

    2struts-Xxx.xml文件中的action的class属性类型填写spring中的id。

    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-sy.xml"></include>
    	<include file="struts-base.xml"></include>
    	<include file="struts-book.xml"></include>
    </struts>
    

      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-sy.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>
    	<package name="base" extends="base" namespace="/base">
    	</package>
    </struts>
    

      

    web.xml配置

     Spring上下文ApplicationContext.xml的加载
    <context-param>
    <param-name>contextConfigLocation</param-name>
    <param-value>classpath:applicationContext.xml</param-value>
    </context-param>

     启动Web容器时,自动装配ApplicationContext.xml的配置信息
    <listener>
    <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>

    中文乱码过滤器
    <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>

    其他配置
     防止内存泄露、缓存清除监听器
    <listener>
    <listener-class>
    org.springframework.web.util.IntrospectorCleanupListener
    </listener-class>
    </listener>

    用于支持3种Bean的作用域:request,session和globalSession

    <listener>
    <listener-class> org.springframework.web.context.request.RequestContextListener
    </listener-class>
    </listener>

     把session的关闭延迟到jsp页面显示之后,请配在struts2上面
    <filter>
    <filter-name>OpenSessionInView</filter-name>
    <filter-class> org.springframework.orm.hibernate5.support.OpenSessionInViewFilter
    </filter-class>
    </filter>
    <filter-mapping>
    <filter-name>OpenSessionInView</filter-name>
    <url-pattern>/*</url-pattern>
    </filter-mapping>


     Struts2核心过滤器

    web.xml:

    <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_1.xsd"
    	id="WebApp_ID" 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>
    

      其他测试代码:

    package com.lingerqi.base.entity;
    
    import java.io.Serializable;
    
    /**
     * 所有实体类的共性属性
     * @author xyls
     *
     */
    public class BaseEntity implements Serializable{
    
    	private static final long serialVersionUID = 5049452524429469037L;
    
    	
    }
    

      

    package com.lingerqi.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.lingerqi.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;
    		}
    		
    	}}
    

      

    package com.lingerqi.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();
    	}
    
    }
    

      

    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.lingerqi.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>
    

     建一个实体类(Book.hbm.xml)

    package com.lingerqi.book.biz;
    
    import java.util.List;
    
    import com.lingerqi.book.dao.BookDao;
    import com.lingerqi.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();
    	}
    
    }
    

      

    package com.lingerqi.book.biz;
    
    import java.util.List;
    
    import com.lingerqi.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();
    }
    

      

    package com.lingerqi.book.web;
    
    import java.util.List;
    
    import com.lingerqi.base.web.BaseAction;
    import com.lingerqi.book.biz.BookBiz;
    import com.lingerqi.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() {
    		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;
    	}
    }
    

      

    <?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:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/aop"
    	xsi:schemaLocation="http://www.springframework.org/schema/beans 
                http://www.springframework.org/schema/beans/spring-beans-4.0.xsd 
                http://www.springframework.org/schema/context 
                http://www.springframework.org/schema/context/spring-context-4.0.xsd
                http://www.springframework.org/schema/aop 
                http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
                http://www.springframework.org/schema/tx 
                  http://www.springframework.org/schema/tx/spring-tx-4.0.xsd">
    	<import resource="spring-hibernate.xml" />
    	<import resource="spring-book.xml" />
    </beans>
    

      

    <?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" namespace="/book">
    		<action name="/book_*" class="bookAction" method="{1}">
    		</action>
    	</package>
    </struts>
    

      

     查看结果:

     

     list:

    add:

    edit:

    del:

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  • 原文地址:https://www.cnblogs.com/omji0030/p/11371024.html
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