SSH框架整合

第一步pom.xml,里面的内容分为5个点导入

 

<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.jt</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>

 

 再导入几个配置文件

 

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>

 db.properties

 

db.username=root
db.password=123
db.driverClass=com.mysql.jdbc.Driver
db.jdbcUrl=jdbc:mysql://127.0.0.1:3306/sys?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>

 

 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

<?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>

 

 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>

 

 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.jt.book.dao.BookDao" parent="baseDao" id="bookDao"></bean>
    <bean class="com.jt.book.biz.impl.BookBizImpl" parent="baseBiz"
        id="bookBiz">
        <property name="bookDao" ref="bookDao"></property>
    </bean>
    <bean class="com.jt.book.web.BookAction" parent="baseAction" id="bookAction">
        <property name="bookBiz" ref="bookBiz"></property>
    </bean>
</beans>

 

 spring-context.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">

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

 

 spring-hibernate.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">

    <!-- 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/jt/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.jt.base.entity.BaseEntity" abstract="true" id="baseEntity"></bean>
     <bean class="com.jt.base.dao.BaseDao" abstract="true" id="baseDao" >
        <property name="hibernateTemplate" ref="hibernateTemplate"></property>
    </bean>
    <bean class="com.jt.base.biz.BsaeBiz" abstract="true" id="baseBiz"></bean>
    <bean class="com.jt.base.web.BaseAction" abstract="true" id="baseAction"></bean>
</beans>

 

 还有一个就是配置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>
  
  <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>

 

 接下来就是要写的方法了

 

 先BaseDao.java

package com.jt.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.jt.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;
        }
        
    }
    
}

 

 BsaeBiz.java

 

package com.jt.base.biz;

public interface BsaeBiz {

}

 

 BaseEntity.java

 

package com.jt.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
 * @author 蒋涛
 *
 */
public class BaseEntity implements Serializable{

}

 

PageBean.java和StringUtils.java在前面的博客中有

BaseAction.java

package com.jt.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包里面的

BookDao.java

package com.jt.book.dao;

import java.util.List;

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

import com.jt.base.dao.BaseDao;
import com.jt.book.entity.Book;

/**
 * 注意: 1一定要继承BaseDao(是为了获取到hibernateTemplete) 2方法命名有讲究(一定要符合声明事务所定义的规则)
 * 若是不遵循规则,那么数据是不会提交到数据库 3hibernateTemplete模板在执行查询的时候比较特殊
 * 
 * @author 蒋涛
 *
 */
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 {
                // TODO Auto-generated method stub
                return session.createQuery("from Book").list();
            }
        });
    }

}

BookBiz.java

package com.jt.book.biz;

import java.util.List;


import com.jt.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.java

package com.jt.book.biz.impl;

import java.util.List;

import com.jt.book.biz.BookBiz;
import com.jt.book.dao.BookDao;
import com.jt.book.entity.Book;
/**
 * pointcu="execution(* *..*Biz.*(..))"
 * 为什么切面要切在biz上面不能切在dao层上
 * 明确作用:
 *             切面的目的是为了在目标的对象的方法定义事务特性(add/del/edit/list)
 *                 给上面所列举的方法开启或提交事务等等
 * 
 * 
 * 举例说明切在biz与在dao层上的区别!
 * web层
 *         MoneyAction.transfer(){
 *         MoneyBiz.transfer(User u1,User u2)
 *             }
 * biz层:
 *         MoneyBiz.transfer(User u1,User u2){
 *         MoneyDao.edit(u1);
 *         MoneyDao.edit(u2);
 * 
 * }
 * dao层:
 *         MoneyDao.edit(User u)
 * 
 * 
 * 
 * 银行转账的列子
 * 如果切dao层上:
 *                 SSH解读程序员所写代码
 * biz层:
 *         MoneyBiz.transfer(User u1,User u2){
 *         Transation t1=session.beginTransation();
 *         MoneyDao.edit(u1);
 *         t1.commit();
 *         Transation t2=session.beginTransation();
 *         MoneyDao.edit(u2);
 *         t2.commit();
 * }
 * 
 * 从上面的代码可以看出来,一个转账的功能处于两个事务当中
 *         如果
 *             MoneyDao.edit(u1);
 *                 这里发生了异常
 *             MoneyDao.edit(u2);
 * 
 * 如果切在biz层:
 *                 web层
 *         MoneyAction.transfer(){
 *         Transation t=session.beginTransation();
 *         MoneyBiz.transfer(User u1,User u2)
 *         MoneyDao.edit(u1);
 *             出现了异常
 *         MoneyDao.edit(u2);
 *         t.commit();
 *             }
 * 
 * 
 * 
 * 
 * @author jt
 *
 */
public class BookBizImpl implements BookBiz{

    private BookDao bookDao;
    @Override
    public int add(Book book) {
        // TODO Auto-generated method stub
        return bookDao.add(book);
    }

    public BookDao getBookDao() {
        return bookDao;
    }

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

    @Override
    public void edit(Book book) {
        // TODO Auto-generated method stub
        bookDao.edit(book);
    }

    @Override
    public void del(Book book) {
        // TODO Auto-generated method stub
        bookDao.del(book);
    }

    @Override
    public List<Book> list() {
        // TODO Auto-generated method stub
        return bookDao.list();
    }

}

Book.java

package com.jt.book.entity;

import java.io.Serializable;
import java.util.HashSet;
import java.util.Locale.Category;
import java.util.Set;

public class Book implements Serializable{
//    book_id int primary key auto_increment,
//       book_name varchar(50) not null,
//       price float not null
    private Integer bookId;
    private String bookName;
    private Float price;
    
    private Set<Category> categories = new HashSet<Category>();
    private Integer initCategories = 0;

    public Integer getInitCategories() {
        return initCategories;
    }

    public void setInitCategories(Integer initCategories) {
        this.initCategories = initCategories;
    }

    public Integer getBookId() {
        return bookId;
    }

    public void setBookId(Integer bookId) {
        this.bookId = bookId;
    }

    public String getBookName() {
        return bookName;
    }

    public void setBookName(String bookName) {
        this.bookName = bookName;
    }

    public Float getPrice() {
        return price;
    }

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

    public Set<Category> getCategories() {
        return categories;
    }

    public void setCategories(Set<Category> categories) {
        this.categories = categories;
    }

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

    public Book(Integer bookId, String bookName, Float price) {
        super();
        this.bookId = bookId;
        this.bookName = bookName;
        this.price = price;
    }

    public Book() {
        super();
    }
    
    
}

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 name="com.jt.book.entity.Book" table="t_hibernate_book">
        <id name="bookId" type="java.lang.Integer" column="book_id">
            <generator class="increment" />
        </id>
        <property name="bookName" type="java.lang.String"
            column="book_name">
        </property>
        <property name="price" type="java.lang.Float"
            column="price">
        </property>
        <!-- 
        set标签
             table:对应的是中间表,没有实体类的,意味着靠两张主表对应的映射文件联合管理数据
             name:当前映射文件对应的实体类对应的属性
             cascade:级联新增修改,说白了就是当前实体类对应的表删除能否影响到关联表的数据
             inberse:中间表的数据维护的权利交给对方                                                 
        key标签
             column:当前表t_hibernate_book_category的主键book_id在中间表的列段bid
             many-to-many:
             column:代表中间表对应的除去当前表t_hibernate_book的非主键的中间列段cid
             class:cid对应的类      
         -->
        <!-- <set table="t_hibernate_book_category" name="categories" cascade="save-update" inverse="true">
            one
            <key column="bid"></key>
            many
            <many-to-many column="cid" class="com.jt4.entity.Category"></many-to-many>
        </set> -->
    </class>
</hibernate-mapping>

BookAction.java

package com.jt.book.web;

import java.util.List;

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

public class BookAction extends BaseAction implements ModelDriven<Book>{
    private Book book=new Book();
    private BookBiz bookBiz;
    @Override
    public Book getModel() {
        // TODO Auto-generated method stub
        return book;
    }
    public BookBiz getBookBiz() {
        return bookBiz;
    }
    public void setBookBiz(BookBiz bookBiz) {
        this.bookBiz = bookBiz;
    }
    public String add() {
        System.out.println("增加");
        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 b : list2) {
            System.out.println(b);
        }
        return null;
    }
}

 

导航栏输入如下地址

 

 

 

 

 

 

 

posted @ 2019-08-15 20:16  youshutup  阅读(126)  评论(0编辑  收藏  举报