所需技术:spring、mybatis、druid、flyway、logback、nodejs、html、css3 ;
目标:建立一个业务框架,后端采用spring+mybatis,中间层采用node,前端html5,css3等;css
工程建成后目录以下:html
一、建立maven工程,添加全部目标依赖;
二、建立spring目录,建立spring基础配置;
三、整合mybatis、durid、flyway;
四、整合logback工具;
五、添加测试类,测试经过,第一阶段完成;前端
一、建立一个新的工程soyann,添加business模块,目录结构以下;html5
二、添加全部模块所须要的依赖,补全pom.xmljava
<?xml version="1.0" encoding="UTF-8"?> <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/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>com.soyann</groupId> <artifactId>Business</artifactId> <version>1.0-SNAPSHOT</version> <packaging>war</packaging> <name>Business Maven Webapp</name> <url>http://maven.apache.org</url> <properties> <jstl.version>1.2</jstl.version> <junit.version>4.12</junit.version> <druid.version>1.1.2</druid.version> <mysql.version>5.1.39</mysql.version> <slf4j.version>1.7.21</slf4j.version> <taglibs.version>1.1.0</taglibs.version> <mybatis.version>3.4.1</mybatis.version> <logback.version>1.1.7</logback.version> <flywaydb.version>4.2.0</flywaydb.version> <fastjson.version>1.2.33</fastjson.version> <spring.version>4.3.0.RELEASE</spring.version> <pagehelper.version>5.0.3</pagehelper.version> <commons-lang3.version>3.4</commons-lang3.version> <commons-logging.version>1.2</commons-logging.version> <mybatis-spring.version>1.3.0</mybatis-spring.version> <mybatis-ehcache.version>1.0.3</mybatis-ehcache.version> <aspectj.version>1.8.6</aspectj.version> <asm.version>3.3.1</asm.version> <hamcrest.version>1.3</hamcrest.version> <aopalliance.version>1.0</aopalliance.version> </properties> <dependencies> <!-- junit 单元测试 --> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>${junit.version}</version> </dependency> <!--logback 日志 --> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-api</artifactId> <version>${slf4j.version}</version> </dependency> <dependency> <groupId>org.slf4j</groupId> <artifactId>jul-to-slf4j</artifactId> <version>${slf4j.version}</version> </dependency> <dependency> <groupId>ch.qos.logback</groupId> <artifactId>logback-core</artifactId> <version>${logback.version}</version> </dependency> <dependency> <groupId>ch.qos.logback</groupId> <artifactId>logback-classic</artifactId> <version>${logback.version}</version> <exclusions> <exclusion> <groupId>org.slf4j</groupId> <artifactId>slf4j-api</artifactId> </exclusion> </exclusions> </dependency> <dependency> <groupId>commons-logging</groupId> <artifactId>commons-logging</artifactId> <version>${commons-logging.version}</version> </dependency> <!-- logback和spring集成依赖包 --> <dependency> <groupId>org.logback-extensions</groupId> <artifactId>logback-ext-spring</artifactId> <version>0.1.4</version> </dependency> <!-- apache工具包 --> <dependency> <groupId>org.apache.commons</groupId> <artifactId>commons-lang3</artifactId> <version>${commons-lang3.version}</version> </dependency> <dependency> <groupId>org.apache.commons</groupId> <artifactId>commons-pool2</artifactId> <version>2.4.2</version> </dependency> <!-- spring核心包 start --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-core</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-web</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-oxm</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-tx</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-jdbc</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-aop</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context-support</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-test</artifactId> <version>${spring.version}</version> </dependency> <!-- spring核心包 end --> <!-- aop代理 --> <dependency> <groupId>org.aspectj</groupId> <artifactId>aspectjweaver</artifactId> <version>${aspectj.version}</version> </dependency> <dependency> <groupId>org.aspectj</groupId> <artifactId>aspectjrt</artifactId> <version>${aspectj.version}</version> </dependency> <dependency> <groupId>asm</groupId> <artifactId>asm</artifactId> <version>${asm.version}</version> </dependency> <dependency> <groupId>org.hamcrest</groupId> <artifactId>hamcrest-core</artifactId> <version>${hamcrest.version}</version> </dependency> <dependency> <groupId>aopalliance</groupId> <artifactId>aopalliance</artifactId> <version>${aopalliance.version}</version> </dependency> <!-- mybatis核心包 start --> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis-spring</artifactId> <version>${mybatis-spring.version}</version> </dependency> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis</artifactId> <version>${mybatis.version}</version> </dependency> <!-- mybatis-generator 依赖 --> <dependency> <groupId>org.mybatis.generator</groupId> <artifactId>mybatis-generator-core</artifactId> <version>1.3.5</version> <type>jar</type> <scope>test</scope> </dependency> <dependency> <groupId>org.mybatis.caches</groupId> <artifactId>mybatis-ehcache</artifactId> <version>${mybatis-ehcache.version}</version> </dependency> <dependency> <groupId>com.github.pagehelper</groupId> <artifactId>pagehelper</artifactId> <version>${pagehelper.version}</version> </dependency> <!-- mybatis end --> <!-- 数据库管理工具 --> <dependency> <groupId>org.flywaydb</groupId> <artifactId>flyway-core</artifactId> <version>${flywaydb.version}</version> </dependency> <!-- mysql 数据库链接 --> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>${mysql.version}</version> </dependency> <!--阿里巴巴数据链接池 --> <dependency> <groupId>com.alibaba</groupId> <artifactId>druid</artifactId> <version>${druid.version}</version> </dependency> <!--阿里巴巴json处理 --> <dependency> <groupId>com.alibaba</groupId> <artifactId>fastjson</artifactId> <version>${fastjson.version}</version> </dependency> <!-- JSTL 标签支持 --> <dependency> <groupId>jstl</groupId> <artifactId>jstl</artifactId> <version>${jstl.version}</version> </dependency> <dependency> <groupId>taglibs</groupId> <artifactId>standard</artifactId> <version>${taglibs.version}</version> </dependency> </dependencies> <build> <finalName>Business</finalName> <plugins> <!-- mybatis-generator代码生成 --> <plugin> <groupId>org.mybatis.generator</groupId> <artifactId>mybatis-generator-maven-plugin</artifactId> <version>1.3.5</version> <dependencies> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>${mysql.version}</version> </dependency> </dependencies> <configuration> <verbose>true</verbose> <overwrite>true</overwrite> </configuration> </plugin> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-compiler-plugin</artifactId> <configuration> <source>1.6</source> <target>1.6</target> </configuration> </plugin> </plugins> </build> </project>
一、建立spring-applicationContest.xml,做为spring配置的根文件。在添加其它模块前,建立一个根配置,做为各模块的公共配置项;node
二、根配置的内容以下,后期随着添加各个模块,将会做相应的改动。mysql
<?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/aop http://www.springframework.org/schema/aop/spring-aop-4.1.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.1.xsd "> <!-- 配置要扫描的包 ,有多个能够用';'号隔开,也可写多个context:component-scan --> <context:component-scan base-package="com.soyann.business" /> <!-- spring 启用aop --> <aop:aspectj-autoproxy proxy-target-class="true" /> <!-- 激活各类对于bean类的注解标注 --> <context:annotation-config /> </beans>
一、druid是阿里巴巴的数据库链接池。flyway为数据库版本管理工具。经过整合mybatis、druid及flyway,能够实现数据库查询后将数据持久化。接下来按顺序一个个文件添加进来。
二、添加spring-flyway.xml文件,配置以下:css3
<?xml version="1.0" encoding="utf-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation=" http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd" default-lazy-init="false"> <!-- flyway配置 --> <bean id="flyway" class="org.flywaydb.core.Flyway" init-method="migrate"> <!-- 指向spring-mybatis.xml中的dataSource配置 --> <property name="dataSource" ref="dataSource" /> <property name="encoding" value="UTF-8" /> <property name="table" value="TB_SCHEMA_VERSION" /> <property name="locations" value="db/migration" /> <property name="baselineOnMigrate" value="true" /> <property name="baselineVersion"> <bean class="org.flywaydb.core.api.MigrationVersion" factory-method="fromVersion"> <constructor-arg value="0" /> </bean> </property> </bean> </beans>
这里须要注意的是,<property name="dataSource" ref="dataSource" />中描述的dataSource是指spring-mybatis.xml中描述的dataSource。<property name="locations" value="db/migration" />中,描述了你数据库脚本的版本目录,工具从db/migration这个目录下读取数据库的脚本。git
三、添加jdbc.properties文件,配置以下:github
#数据库驱动 jdbc.driver=com.mysql.jdbc.Driver #数据库链接url jdbc.url=jdbc:mysql://127.0.0.1:3306/soyann?relaxAutoCommit=true&useUnicode=true&characterEncoding=UTF-8&characterSetResults=UTF-8&zeroDateTimeBehavior=convertToNull&autoReconnect=true&failOverReadOnly=false #数据库链接用户名 jdbc.username=root #数据库链接密码 jdbc.password=AXUE+dhMhCrtVF1usq8EB7bv4kBhkv6n81KtiG9HRnPEoQjWsPax84mMFAQONb3ireEifDcFFxdRnrZYomc3pA== #配置数据库密码是否须要解密,这里须要注意druid 1.0.16版本及以上的解密时须要同时配置publicKey,配置方式以下 druid.connectionProperties=config.decrypt=true;config.decrypt.key=MFwwDQYJKoZIhvcNAQEBBQADSwAwSAJBALBt81XVN/W8vchTvUPwUD6NLk9LpwRRhY/+TQvkvM1hZIpzX1+SB1JLjcWcIwu4AkELau0pyjJ4LfC0LoOA/q0CAwEAAQ== #配置初始化大小、最小、最大 druid.initialSize=10 #最小链接池数量 druid.minIdle=10 #最大链接池数量 druid.maxActive=50 #获取链接时最大等待时间,单位毫秒 druid.maxWait=5000 #配置间隔多久才进行一次检测,检测须要关闭的空闲链接,单位是毫秒,有两个含义:1) Destroy线程会检测链接的间隔时间,若是链接空闲时间大于等于minEvictableIdleTimeMillis则关闭物理链接;2) testWhileIdle的判断依据 druid.timeBetweenEvictionRunsMillis=60000 #配置一个链接在池中最小生存的时间,单位是毫秒 druid.minEvictableIdleTimeMillis=300000 #验证语句 druid.validationQuery=SELECT 'x' #检测链接是否有效的超时时间,单位:秒。底层调用jdbc Statement对象的void setQueryTimeout(int seconds)方法 druid.validationQueryTimeout=5 #申请链接时执行validationQuery检测链接是否有效,作了这个配置会下降性能 druid.testOnBorrow=false #归还链接时执行validationQuery检测链接是否有效,作了这个配置会下降性能 druid.testOnReturn=false #建议配置为true,不影响性能,而且保证安全性。申请链接的时候检测,若是空闲时间大于timeBetweenEvictionRunsMillis,执行validationQuery检测链接是否有效 druid.testWhileIdle=true #打开PSCache,而且指定每一个链接上PSCache的大小,若是用Oracle,则把poolPreparedStatements配置为true,mysql能够配置为false。分库分表较多的数据库,建议配置为false druid.poolPreparedStatements=false druid.maxPoolPreparedStatementPerConnectionSize=100 #按期把监控数据输出到日志中 druid.timeBetweenLogStatsMillis=300000 #配置监控统计拦截的filters druid.filters=config,stat,slf4j #使用全局监控 druid.useGlobalDataSourceStat=true #对于长时间不使用的链接强制关闭,禁用此配置,设置为false druid.removeAbandoned=false #超过30分钟开始关闭空闲链接 druid.removeAbandonedTimeout=1800 #将当前关闭动做记录到日志 druid.logAbandoned=true
这里采用了数据库链接密码加密功能,怎样生成链接加密下面再分解。
四、添加实体文件。在Resource根目录下,添加generatorConfig.xml配置,自动生成实体文件,内容以下:
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE generatorConfiguration PUBLIC "-//mybatis.org//DTD MyBatis Generator Configuration 1.0//EN" "http://mybatis.org/dtd/mybatis-generator-config_1_0.dtd"> <generatorConfiguration> <!--数据库驱动jar --> <!-- <classPathEntry location="D:\mysql-connector-java-5.1.39.jar" /> --> <!-- MyBatis3 - The "by example" methods in these generated objects support virtually unlimited dynamic where clauses. MyBatis3Simple -The mappers generated with this target runtime are very basic CRUD operations only with no "by example" methods and very little dynamic SQL --> <context id="soyann" targetRuntime="MyBatis3"> <property name="javaFileEncoding" value="UTF-8"/> <!--生成注释 --> <commentGenerator> <property name="suppressAllComments" value="false"/> <property name="suppressDate" value="false"/> <property name="addRemarkComments" value="true"/> </commentGenerator> <!-- <jdbcConnection driverClass="oracle.jdbc.driver.OracleDriver" connectionURL="jdbc:oracle:thin:@远程ip地址或localhost:1521:orcl" userId="用户名" password="密码"> 针对oracle数据库 <property name="remarksReporting" value="true"></property> </jdbcConnection> --> <!--数据库链接 --> <jdbcConnection driverClass="com.mysql.jdbc.Driver" connectionURL="jdbc:mysql://localhost:3306/soyann" userId="root" password="123456"> <!-- 针对mysql数据库 --> <property name="useInformationSchema" value="true"></property> </jdbcConnection> <!--默认false Java type resolver will always use java.math.BigDecimal if the database column is of type DECIMAL or NUMERIC. --> <javaTypeResolver> <property name="forceBigDecimals" value="false"/> </javaTypeResolver> <!--生成实体类 指定包名 以及生成的地址 (能够自定义地址,可是路径不存在不会自动建立 使用Maven生成在target目录下,会自动建立) --> <javaModelGenerator targetPackage="com.soyann.general.model" targetProject="MAVEN"> <property name="enableSubPackages" value="true"/> <property name="trimStrings" value="true"/> </javaModelGenerator> <!-- 生成的SQL映射文件包名和位置,这里配置将生成的SQL映射文件放在com.soyann.general.mapper这个包下 --> <sqlMapGenerator targetPackage="com.soyann.general.mapper" targetProject="MAVEN"> <property name="enableSubPackages" value="true"/> </sqlMapGenerator> <!--生成Dao文件 能够配置 type="XMLMAPPER"生成xml的dao实现 context id="DB2Tables" 修改targetRuntime="MyBatis3" --> <javaClientGenerator type="XMLMAPPER" targetPackage="com.soyann.general.dao" targetProject="MAVEN"> <property name="enableSubPackages" value="true"/> </javaClientGenerator> <!--要生成那些表(更改tableName和domainObjectName就能够),对应数据库表 mysql能够加入主键自增 字段命名 忽略某字段等 --> <table tableName="tb_user" domainObjectName="UserEntity" enableCountByExample="false" enableUpdateByExample="false" enableDeleteByExample="false" enableSelectByExample="false" selectByExampleQueryId="false"/> </context> </generatorConfiguration> <!-- mybatis-generator:generate 执行命令-->
接下来在idea中添加启动命令:
添加此配置的做用是自动生成数据表实体跟mapper文件,无须手写容易出错。运行命令,将生成的实体文件添加到对应目录下:
五、添加spring-mybatis.xml文件
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context" 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/aop http://www.springframework.org/schema/aop/spring-aop-4.1.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.1.xsd "> <bean id="stat-filter" class="com.alibaba.druid.filter.stat.StatFilter"> <property name="slowSqlMillis" value="30000"/> <property name="logSlowSql" value="true"/> <property name="mergeSql" value="true"/> <property name="dbType" value="mysql"/> </bean> <bean id="wall-filter" class="com.alibaba.druid.wall.WallFilter"> <property name="dbType" value="mysql"/> <property name="config" ref="wallConfig"></property> </bean> <!-- 数据库类型 目录 mysql META-INF/druid/wall/mysql oracle META-INF/druid/wall/oracle sqlserver META-INF/druid/wall/sqlserver postgres META-INF/druid/wall/postgres --> <bean id="wallConfig" class="com.alibaba.druid.wall.WallConfig"> <property name="dir" value="META-INF/druid/wall/mysql"></property> <property name="multiStatementAllow" value="true"/> </bean> <!-- 配置数据源,使用 druid --> <bean id="dataSource" name="dataSource" class="com.alibaba.druid.pool.DruidDataSource" init-method="init" destroy-method="close"> <!-- 基本属性 url、user、password --> <property name="driverClassName" value="${jdbc.driver}"/> <property name="url" value="${jdbc.url}"/> <property name="username" value="${jdbc.username}"/> <property name="password" value="${jdbc.password}"/> <!-- 配置初始化大小、最小、最大 --> <property name="initialSize" value="${druid.initialSize}"/> <property name="minIdle" value="${druid.minIdle}"/> <property name="maxActive" value="${druid.maxActive}"/> <!-- 配置获取链接等待超时的时间 --> <property name="maxWait" value="${druid.maxWait}"/> <!-- 配置间隔多久才进行一次检测,检测须要关闭的空闲链接,单位是毫秒 --> <property name="timeBetweenEvictionRunsMillis" value="${druid.timeBetweenEvictionRunsMillis}"/> <!-- 配置一个链接在池中最小生存的时间,单位是毫秒 --> <property name="minEvictableIdleTimeMillis" value="${druid.minEvictableIdleTimeMillis}"/> <!-- 验证语句、申请、归仍是验证、申请链接的时候检测 --> <property name="validationQuery" value="${druid.validationQuery}"/> <property name="validationQueryTimeout" value="${druid.validationQueryTimeout}"/> <property name="testWhileIdle" value="${druid.testWhileIdle}"/> <property name="testOnBorrow" value="${druid.testOnBorrow}"/> <property name="testOnReturn" value="${druid.testOnReturn}"/> <!-- 打开PSCache,而且指定每一个链接上PSCache的大小 --> <property name="poolPreparedStatements" value="${druid.poolPreparedStatements}"/> <property name="maxPoolPreparedStatementPerConnectionSize" value="${druid.maxPoolPreparedStatementPerConnectionSize}"/> <!-- 配置removeAbandoned功能 --> <property name="removeAbandoned" value="${druid.removeAbandoned}"/> <!-- 若是链接超过该时间,链接会被强制关闭 --> <property name="removeAbandonedTimeout" value="${druid.removeAbandonedTimeout}"/> <!-- 关闭abanded链接时输出错误日志 --> <property name="logAbandoned" value="${druid.logAbandoned}"/> <property name="connectionProperties" value="${druid.connectionProperties}"/> <property name="useGlobalDataSourceStat" value="${druid.useGlobalDataSourceStat}"/> <!-- 配置监控统计拦截的filters --> <property name="filters" value="${druid.filters}"/> <property name="proxyFilters"> <list> <ref bean="stat-filter"/> <!-- druid防火墙认为flyway自动建立表的ddl语句有sql注入问题,若是要自动建立,能够先注释掉下面的<ref bean="wall-filter"/>引用配置,启动程序,等表建立好了后再去掉注释便可 --> <ref bean="wall-filter"/> </list> </property> </bean> <!-- 使用sqlSessionFactoryBean工厂产生SqlSession对象,方便后期注入Dao --> <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean" depends-on="flyway"> <property name="dataSource" ref="dataSource"/> <!-- mybatis 设置 --> <property name="configLocation" value="classpath:mybatis/mybatis-config.xml"/> <!--自动扫描mapping.xml文件,匹配Mapper映射文件 --> <property name="mapperLocations" value="classpath:mybatis/mapper/sqlmap-mapping-*.xml"/> <!-- 这里通配符写法有问题,改成使用在javabean加上注解@Alias来自定义别名 --> <!-- <property name="typeAliasesPackage" value="com.soyann.**.model" /> --> </bean> <!-- 经过扫描的模式,不须要配置SqlSessionFactory 或 SqlSessionTemplate,MapperScannerConfigurer 将会建立 MapperFactoryBean,以后自动装配; 可是,若是你使用了一个以上的 DataSource ,那么自动装配可能会失效 。 这种状况下,你可使用 sqlSessionFactoryBeanName 或 sqlSessionTemplateBeanName 属性来设置正确的 bean 名 称来使用; 注意 bean 的名称是必须的,而不是 bean 的引用,所以,value 属性在这里替代一般的 ref; 扫描目录在com.soyann.*.mapper目录下,全部的mapper都继承SqlMapper接口,这样一个bean就能够了 --> <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer"> <property name="basePackage" value="com.soyann.business.*.mapper"/> <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/> </bean> <!--配置事务管理器 --> <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager"> <property name="dataSource" ref="dataSource"/> </bean> <!-- 事物管理方式一:基于xml配置方式 --> <!-- propagation:事物传播行为 一、REQUIRED(默认值):在有transaction状态下执行;如当前没有transaction,则建立新的transaction 二、SUPPORTS:如当前有transaction,则在transaction状态下执行;若是当前没有transaction,在无transaction状态下执行 三、MANDATORY:必须在有transaction状态下执行,若是当前没有transaction,则抛出异常IllegalTransactionStateException 四、REQUIRES_NEW:建立新的transaction并执行;若是当前已有transaction,则将当前transaction挂起 五、NOT_SUPPORTED:在无transaction状态下执行;若是当前已有transaction,则将当前transaction挂起 六、NEVER:在无transaction状态下执行;若是当前已有transaction,则抛出异常IllegalTransactionStateException 七、NESTED 若是当前存在事务,则在嵌套事务内执行。若是当前没有事务,则执行与 REQUIRED 相似的操做 read-only:读写或只读事务,默认false(读写) isolation:可选的事务隔离级别设置 一、DEFAULT: 这是一个PlatfromTransactionManager默认的隔离级别,使用数据库默认的事务隔离级别.另外四个与JDBC的隔离级别相对应 二、READ_COMMITTED: 保证一个事务修改的数据提交后才能被另一个事务读取。另一个事务不能读取该事务未提交的数据 三、READ_UNCOMMITTED: 这是事务最低的隔离级别,它充许令外一个事务能够看到这个事务未提交的数据 四、REPEATABLE_READ: 这种事务隔离级别能够防止脏读,不可重复读。可是可能出现幻像读 五、SERIALIZABLE 这是花费最高代价可是最可靠的事务隔离级别。事务被处理为顺序执行。除了防止脏读,不可重复读外,还避免了幻像读 rollback-for:致使事务回滚的异常类数组,Class对象数组,必须继承自Throwable,通常咱们都继承RuntimeException timeout:事务超时时间设置 --> <tx:advice id="txAdvice" transaction-manager="transactionManager"> <tx:attributes> <tx:method name="add*" propagation="REQUIRED" /> <tx:method name="append*" propagation="REQUIRED" /> <tx:method name="insert*" propagation="REQUIRED" /> <tx:method name="save*" propagation="REQUIRED" /> <tx:method name="update*" propagation="REQUIRED" /> <tx:method name="modify*" propagation="REQUIRED" /> <tx:method name="edit*" propagation="REQUIRED" /> <tx:method name="delete*" propagation="REQUIRED" /> <tx:method name="remove*" propagation="REQUIRED" /> <tx:method name="repair" propagation="REQUIRED" /> <tx:method name="delAndRepair" propagation="REQUIRED" /> <tx:method name="get*" propagation="SUPPORTS" /> <tx:method name="find*" propagation="SUPPORTS" /> <tx:method name="load*" propagation="SUPPORTS" /> <tx:method name="search*" propagation="SUPPORTS" /> <tx:method name="datagrid*" propagation="SUPPORTS" /> <tx:method name="*" propagation="SUPPORTS" /> </tx:attributes> </tx:advice> <aop:config expose-proxy="true" proxy-target-class="true"> <!-- 配置哪些类的方法进行事务管理:定义在service包或者子包里的任意方法的执行 --> <aop:pointcut id="transactionPointcut" expression="execution(* com.soyann.business.*.service..*.*(..))" /> <aop:advisor advice-ref="txAdvice" pointcut-ref="transactionPointcut" order="0"/> </aop:config> <!--配置druid spring jdbc监控--> <bean id="druid-stat-interceptor" class="com.alibaba.druid.support.spring.stat.DruidStatInterceptor"> </bean> <bean id="druid-stat-pointcut" class="org.springframework.aop.support.JdkRegexpMethodPointcut" scope="prototype"> <property name="patterns"> <list> <value>com.soyann.business.*.service.*</value> <value>com.soyann.business.*.mapper.*</value> </list> </property> </bean> </beans>
添加文件后,发现还有点问题,spring-flyway.xml及spring-mybatis.xml不能相互调用,且往下。
六、更新spring-applicationContext.xml文件,引用spring-flyway.xml、spring-mybatis.xml、jdbc.properties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/aop http://www.springframework.org/schema/aop/spring-aop-4.1.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.1.xsd "> <!-- 配置要扫描的包 ,有多个能够用';'号隔开,也可写多个context:component-scan --> <context:component-scan base-package="com.soyann.business.*.mapper" /> <context:component-scan base-package="com.soyann.business.*.service" /> <!-- spring 启用aop --> <aop:aspectj-autoproxy proxy-target-class="true" /> <!-- 激活各类对于bean类的注解标注 --> <context:annotation-config /> <!-- 引入属性文件:方式二 --> <bean id="configProperties" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer"> <property name="systemPropertiesModeName" value="SYSTEM_PROPERTIES_MODE_OVERRIDE"/> <property name="ignoreResourceNotFound" value="true" /> <property name="locations"> <list> <value>classpath:jdbc.properties</value> <!--<value>classpath:redis.properties</value> <value>classpath:webside.properties</value>--> </list> </property> </bean> <!-- 引入模块配置文件 --> <import resource="spring-mybatis.xml" /> <import resource="spring-flyway.xml" /> </beans>
七、添加web.xml文件,配置数据库链接池等内容:
<?xml version="1.0" encoding="UTF-8"?> <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_2_5.xsd" version="2.5"> <!-- RequestContextListener --> <listener> <listener-class>org.springframework.web.context.request.RequestContextListener</listener-class> </listener> <!-- 指定Web根目录 --> <context-param> <param-name>webAppRootKey</param-name> <param-value>Business.root</param-value> </context-param> <!-- 阿里巴巴druid链接池 启用 Web 监控统计功能 start--> <filter> <filter-name>DruidWebStatFilter</filter-name> <filter-class>com.alibaba.druid.support.http.WebStatFilter</filter-class> <init-param> <param-name>exclusions</param-name> <param-value>*. js ,*. gif ,*. jpg ,*. png ,*. css ,*. ico ,/ druid /*</param-value> </init-param> </filter> <filter-mapping> <filter-name>DruidWebStatFilter</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> <servlet> <servlet-name>DruidStatView</servlet-name> <servlet-class>com.alibaba.druid.support.http.StatViewServlet</servlet-class> </servlet> <servlet-mapping> <servlet-name>DruidStatView</servlet-name> <url-pattern>/druid/*</url-pattern> </servlet-mapping> <!-- 链接池 启用 Web 监控统计功能 end--> </web-app>
八、在IDEA工具中引入spring及web文件
一、在resource目录下添加logback.xml,内容以下;
<?xml version="1.0" encoding="UTF-8"?> <!-- 从高到地低 OFF 、 FATAL 、 ERROR 、 WARN 、 INFO 、 DEBUG 、 TRACE 、 ALL --> <!-- 日志输出规则 根据当前ROOT 级别,日志输出时,级别高于root默认的级别时 会输出 --> <!-- 如下 每一个配置的 filter 是过滤掉输出文件里面,会出现高级别文件,依然出现低级别的日志信息,经过filter 过滤只记录本级别的日志--> <!--属性描述 scan:性设置为true时,配置文件若是发生改变,将会被从新加载,默认值为true scanPeriod:设置监测配置文件是否有修改的时间间隔。--> <!--若是没有给出时间单位,默认单位是毫秒。当scan为true时,此属性生效。默认的时间间隔为1分钟。--> <!--debug:当此属性设置为true时,将打印出logback内部日志信息,实时查看logback运行状态。默认值为false。--> <configuration scan="true" scanPeriod="60 seconds" debug="false"> <statusListener class="ch.qos.logback.core.status.OnConsoleStatusListener"/> <!--定义日志文件输入位置--> <property name="FILE_DIR" value="/logs"/> <property name="FILE_NAME" value="soyann"/> <!-- 日志最大的历史 30天 --> <property name="maxHistory" value="30"/> <!-- Console 控制台级别输出日志 --> <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender"> <!-- encoder 默认配置为PatternLayoutEncoder 对日志进行格式化--> <encoder> <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{0} - %msg%n</pattern> <charset>UTF-8</charset> </encoder> </appender> <!-- ERROR级别日志 --> <!-- 滚动记录文件,先将日志记录到指定文件,当符合某个条件时,将日志记录到其余文件 RollingFileAppender--> <appender name="ERROR" class="ch.qos.logback.core.rolling.RollingFileAppender"> <!-- 过滤器,只记录WARN级别的日志 --> <filter class="ch.qos.logback.classic.filter.LevelFilter"> <level>ERROR</level> <onMatch>ACCEPT</onMatch> <onMismatch>DENY</onMismatch> </filter> <!-- 最经常使用的滚动策略,它根据时间来制定滚动策略.既负责滚动也负责出发滚动 --> <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy"> <!--日志输出位置 可相对、和绝对路径 --> <fileNamePattern>${FILE_DIR}/%d{yyyy-MM-dd}/${FILE_NAME}_error.log</fileNamePattern> <!-- 可选节点,控制保留的归档文件的最大数量,超出数量就删除旧文件假设设置每月滚动,且<maxHistory>是6, 则只保存最近6个月的文件,删除以前的旧文件。注意,删除旧文件是,那些为了归档而建立的目录也会被删除--> <maxHistory>${maxHistory}</maxHistory> </rollingPolicy> <!-- 按照固定窗口模式生成日志文件,当文件大于20MB时,生成新的日志文件。窗口大小是1到3,当保存了3个归档文件后,将覆盖最先的日志。 <rollingPolicy class="ch.qos.logback.core.rolling.FixedWindowRollingPolicy"> <fileNamePattern>${log_dir}/%d{yyyy-MM-dd}/.log.zip</fileNamePattern> <minIndex>1</minIndex> <maxIndex>3</maxIndex> </rollingPolicy> --> <!-- 查看当前活动文件的大小,若是超过指定大小会告知RollingFileAppender 触发当前活动文件滚动 <triggeringPolicy class="ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy"> <maxFileSize>5MB</maxFileSize> </triggeringPolicy> --> <encoder> <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger - %msg%n</pattern> </encoder> </appender> <!-- WARN级别日志 appender --> <appender name="WARN" class="ch.qos.logback.core.rolling.RollingFileAppender"> <!-- 过滤器,只记录WARN级别的日志 --> <filter class="ch.qos.logback.classic.filter.LevelFilter"> <level>WARN</level> <onMatch>ACCEPT</onMatch> <onMismatch>DENY</onMismatch> </filter> <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy"> <!-- 按天回滚 daily --> <fileNamePattern>${FILE_DIR}/%d{yyyy-MM-dd}/${FILE_NAME}_warn-log.log </fileNamePattern> <!-- 日志最大的历史 60天 --> <maxHistory>${maxHistory}</maxHistory> </rollingPolicy> <encoder> <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger - %msg%n</pattern> </encoder> </appender> <!-- INFO级别日志 appender --> <appender name="INFOAPPENDER" class="ch.qos.logback.core.rolling.RollingFileAppender"> <File>${FILE_DIR}/${FILE_NAME}.log</File> <rollingPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedRollingPolicy"> <!-- 按天来滚动,若是须要按小时来滚动,则设置为{yyyyMMddHH},若是要启用压缩,须要将fileNamePattern的后缀名设置为压缩格式.zip或.gz,如:${FILE_DIR}/${FILE_NAME}.%d{yyyyMMddHH}.zip --> <fileNamePattern>${FILE_DIR}/${FILE_NAME}.%d{yyyyMMdd}.%i.log</fileNamePattern> <maxFileSize>50MB</maxFileSize> <!-- 若是按天来回滚,则最大保存时间为30天,30天以前的都将被清理掉 --> <maxHistory>30</maxHistory> </rollingPolicy> <encoder> <pattern>%d{HH:mm:ss} [%thread] %-5level %logger{0} - %msg%n</pattern> <charset>UTF-8</charset> </encoder> <!-- 临界过滤,过滤掉 TRACE 和 DEBUG 级别的日志 --> <filter class="ch.qos.logback.classic.filter.ThresholdFilter"> <level>INFO</level><!-- 只打印info及以上级别日志 --> </filter> </appender> <!-- DEBUG级别日志 appender --> <appender name="DEBUGAPPENDER" class="ch.qos.logback.core.rolling.RollingFileAppender"> <File>${FILE_DIR}/${FILE_NAME}_debug.log</File> <rollingPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedRollingPolicy"> <!-- 按天来滚动,若是须要按小时来滚动,则设置为{yyyyMMddHH},若是要启用压缩,须要将fileNamePattern的后缀名设置为压缩格式.zip或.gz,如:${FILE_DIR}/${FILE_NAME}.%d{yyyyMMddHH}.zip --> <fileNamePattern>${FILE_DIR}/${FILE_NAME}_debug.%d{yyyyMMdd}.%i.log</fileNamePattern> <maxFileSize>50MB</maxFileSize> <!-- 若是按天来回滚,则最大保存时间为30天,30天以前的都将被清理掉 --> <maxHistory>30</maxHistory> </rollingPolicy> <encoder> <pattern>%d{HH:mm:ss} [%thread] %-5level %logger{0} - %msg%n</pattern> <charset>UTF-8</charset> </encoder> <filter class="ch.qos.logback.classic.filter.LevelFilter"><!-- 只打印debug日志 --> <level>DEBUG</level> <onMatch>ACCEPT</onMatch> <onMismatch>DENY</onMismatch> </filter> </appender> <!-- 异步输出,这里能够根据具体需求再调整,或者不用异步输出 --> <appender name="ASYNC" class="ch.qos.logback.classic.AsyncAppender"> <!-- 不丢失日志.默认的,若是队列的80%已满,则会丢弃TRACT、DEBUG、INFO级别的日志 --> <discardingThreshold>0</discardingThreshold> <!-- 更改默认的队列的深度,该值会影响性能.默认值为256 --> <queueSize>512</queueSize> <!-- 5秒,单位毫秒,默认是1秒 --> <maxFlushTime>5000</maxFlushTime> <!-- 添加附加的appender,最多只能添加一个 --> <appender-ref ref="DEBUGAPPENDER"/> </appender> <!-- TRACE级别日志 appender --> <appender name="TRACE" class="ch.qos.logback.core.rolling.RollingFileAppender"> <!-- 过滤器,只记录ERROR级别的日志 --> <filter class="ch.qos.logback.classic.filter.LevelFilter"> <level>TRACE</level> <onMatch>ACCEPT</onMatch> <onMismatch>DENY</onMismatch> </filter> <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy"> <!-- 按天回滚 daily --> <fileNamePattern>${FILE_DIR}/%d{yyyy-MM-dd}/${FILE_NAME}_trace-log.log </fileNamePattern> <!-- 日志最大的历史 60天 --> <maxHistory>${maxHistory}</maxHistory> </rollingPolicy> <encoder> <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger - %msg%n</pattern> </encoder> </appender> <logger name="com.soyann" level="INFO" additivity="false"> <appender-ref ref="INFOAPPENDER"/> </logger> <logger name="com.soyann" level="DEBUG" additivity="false"> <appender-ref ref="ASYNC"/> </logger> <logger name="dao" level="DEBUG" additivity="false"> <appender-ref ref="STDOUT"/> <appender-ref ref="INFOAPPENDER"/> </logger> <!-- 全部的日志级别:OFF、FATAL、ERROR、WARN、INFO、DEBUG、ALL ,建议只使用四个级别,优先级从高到低分别是 ERROR、WARN、INFO、DEBUG--> <!-- root级别 DEBUG --> <root level="DEBUG"> <!-- 控制台输出 --> <appender-ref ref="STDOUT" /> <!-- 文件输出 --> <appender-ref ref="ERROR" /> <appender-ref ref="INFO" /> <appender-ref ref="WARN" /> <appender-ref ref="DEBUG" /> <appender-ref ref="TRACE" /> </root> </configuration>
二、web.xml中注册logback:
<!--logback日志配置 start--> <context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:spring/spring-applicationContext.xml</param-value> </context-param> <context-param> <param-name>logbackConfigLocation</param-name> <param-value>classpath:logback.xml</param-value> </context-param> <listener> <listener-class>ch.qos.logback.ext.spring.web.LogbackConfigListener</listener-class> </listener> <listener> <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> </listener> <!--logback日志配置 end-->
到这里,spring+mybatis框架整合基本完成,下面就来测试下这个框架吧。
一、resource/db/migration添加数据库脚本;这里我用了别人建立好的,再也不贴代码;
二、在service目录下添加一个接口及实现类,代码以下:
IUserService.java
package com.soyann.business.user.service; import com.soyann.business.user.model.UserEntity; import java.util.List; /** * @ProjectName: soyann * @FileName: com.soyann.business.user.service * @Description: (do what) * @Copyright: Copyright(C) 2016-2017 All rights Reserved * @Company: ShenZhen Information Technology Co.,LTD. * @Author: dell657 neil * @Version V1.0 * @Date: 2017/10/28 * <p> * Modification History: * Date Author Version Discription * ----------------------------------------------------------------------------------- * 2017/10/28 neil 1.0 1.0 * Why & What is modified: <修改缘由描述> */ public interface IUserService { UserEntity getUserById(int userId); List<UserEntity> getAllUser(); }
UserServiceImpl.java
package com.soyann.business.user.service.impl; import com.soyann.business.user.mapper.UserMapper; import com.soyann.business.user.model.UserEntity; import com.soyann.business.user.service.IUserService; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; import javax.annotation.Resource; import java.util.List; /** * @ProjectName: soyann * @FileName: com.soyann.business.user.service.impl * @Description: (do what) * @Copyright: Copyright(C) 2016-2017 All rights Reserved * @Company: ShenZhen Information Technology Co.,LTD. * @Author: dell657 neil * @Version V1.0 * @Date: 2017/10/28 * <p> * Modification History: * Date Author Version Discription * ----------------------------------------------------------------------------------- * 2017/10/28 neil 1.0 1.0 * Why & What is modified: <修改缘由描述> */ @Service("userService") public class UserServiceImpl implements IUserService { @Autowired(required=false) private UserMapper userMapper; @Override public UserEntity getUserById(int userId) { return userMapper.selectByPrimaryKey(userId); } @Override public List<UserEntity> getAllUser() { return userMapper.getAllUser(); } }
三、在test目录下添加测试类TestMyBatis.java,代码以下:
package com.soyann.business.mybatis; import com.alibaba.fastjson.JSON; import com.soyann.business.user.model.UserEntity; import com.soyann.business.user.service.IUserService; import org.junit.Before; import org.junit.Test; import org.junit.runner.RunWith; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext; import org.springframework.mock.web.MockHttpServletResponse; import org.springframework.test.context.ContextConfiguration; import org.springframework.test.context.junit4.SpringJUnit4ClassRunner; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.ResponseBody; import javax.annotation.Resource; import java.io.IOException; import java.util.List; /** * @ProjectName: soyann * @FileName: com.soyann.business.mybatis * @Description: (do what) * @Copyright: Copyright(C) 2016-2017 All rights Reserved * @Company: ShenZhen Information Technology Co.,LTD. * @Author: neil * @Version V1.0 * @Date: 2017/10/28 * <p> * Modification History: * Date Author Version Discription * ----------------------------------------------------------------------------------- * 2017/10/28 neil 1.0 1.0 * Why & What is modified: <修改缘由描述> */ //表示继承了SpringJUnit4ClassRunner类 /*@RunWith(SpringJUnit4ClassRunner.class) @ContextConfiguration(locations = {"classpath:spring/spring-applicationContext.xml"})*/ public class TestMyBatis { private static Logger logger = LoggerFactory.getLogger(TestMyBatis.class); @Resource private IUserService userService = null; @Before public void before() { //使用"spring.xml"和"spring-mybatis.xml"这两个配置文件建立Spring上下文 ApplicationContext ac = new ClassPathXmlApplicationContext(new String[]{"spring/spring-applicationContext.xml", "spring/spring-mybatis.xml"}); //从Spring容器中根据bean的id取出咱们要使用的userService对象 userService = (IUserService) ac.getBean("userService"); } @Test public void test1() { logger.info("任务开始执行..."); UserEntity userEntity = userService.getUserById(4); // System.out.println(user.getUserName()); // logger.info("值:"+user.getUserName()); //System.out.println(JSON.toJSONString(userEntity)); logger.info(JSON.toJSONString(userEntity)); logger.info("任务执行结束"); logger.error("任务执行结束"); logger.debug("任务执行结束"); } }
添加代码后,执行代码,查看控制台输出结果。
输出结果正确,证实本框架已经初步整合。本文到这里结束
参考资料:传送门