LibrarySystem图书管理系统（二）

# 数据库驱动 jdbc.driver=com.mysql.jdbc.Driver  # 数据库地址 jdbc.url=jdbc:mysql://localhost:3306/library?useUnicode=true&characterEncoding=UTF-8  # 用户名 jdbc.username=root  # 密码 jdbc.password=root  # 初始化连接 initialSize=0  # 最大连接数量 maxActive=20  # 最大空闲连接 maxIdle=20  # 最小空闲连接 minIdle=1  # 超时等待时间 maxWait=60000 

<?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE configuration PUBLIC "-//mybatis.org//DTD Config 3.0//EN" "http://mybatis.org/dtd/mybatis-3-config.dtd"> <configuration>  <!-- 配置全局属性 -->  <settings>   <!-- 使用jdbc的getGeneratedKeys获取主键 -->   <setting name="useGeneratedKeys" value="true"/>    <!-- 使用别名替换列名, 默认ture -->   <setting name="useColumnLabel" value="true"/>    <!-- 开启驼峰命名转换 -->   <setting name="mapUnderscoreToCamelCase" value="true"/>  </settings> </configuration> 

<?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:p="http://www.springframework.org/schema/p"   xmlns:context="http://www.springframework.org/schema/context"   xmlns:mvc="http://www.springframework.org/schema/mvc"   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/mvc       http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">   <!-- 注册组件扫描器 -->  <context:component-scan base-package="com.ray.controller"/>   <!-- 访问静态资源 -->  <mvc:default-servlet-handler/>   <!-- 开启注解模式 -->  <mvc:annotation-driven>   <mvc:message-converters>    <bean class="org.springframework.http.converter.StringHttpMessageConverter">     <property name="supportedMediaTypes">      <list>       <!-- 解决中文乱码 -->       <value>text/plain;charset=UTF-8</value>       <value>text/html;charset=UTF-8</value>       <value>application/json;charset=UTF-8</value>      </list>     </property>    </bean>   </mvc:message-converters>  </mvc:annotation-driven>   <!-- 视图解析器 -->  <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">   <!-- 前缀 -->   <property name="prefix" value="/WEB-INF/views/"/>   <!-- 后缀 -->   <property name="suffix" value=".jsp"/>  </bean> </beans> 

<?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"   xsi:schemaLocation="http://www.springframework.org/schema/beans       http://www.springframework.org/schema/beans/spring-beans-3.1.xsd       http://www.springframework.org/schema/context       http://www.springframework.org/schema/context/spring-context-3.1.xsd       http://www.springframework.org/schema/tx       http://www.springframework.org/schema/tx/spring-tx.xsd">   <!-- 1.配置数据库相关参数 -->  <context:property-placeholder location="classpath:jdbc.properties"/>   <!-- 2.配置druid数据源 -->  <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" init-method="init" destroy-method="close">   <!-- 配置连接池属性 -->   <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,最大值 -->   <property name="initialSize" value="1"/>   <property name="minIdle" value="1"/>   <property name="maxActive" value="10"/>    <!-- 配置获取连接等待超时的时间 -->   <property name="maxWait" value="10000"/>    <!-- 配置间隔多久才进行一次检测,检测需要关闭空闲连接,单位毫秒 -->   <property name="timeBetweenEvictionRunsMillis" value="60000"/>    <!-- 配置一个连接在池中最小生存的时间，单位是毫秒 -->   <property name="minEvictableIdleTimeMillis" value="300000"/>    <!-- 验证连接有效与否的SQL，不同的数据配置不同 -->   <property name="validationQuery" value="SELECT 1" />    <!-- 如果空闲时间大于timeBetweenEvictionRunsMillis，执行validationQuery检测连接是否有效 -->   <property name="testWhileIdle" value="true"/>    <!-- 这里建议配置为TRUE，防止取到的连接不可用 -->   <property name="testOnBorrow" value="true"/>   <property name="testOnReturn" value="false"/>    <!-- 打开PSCache，并且指定每个连接上PSCache的大小 -->   <property name="poolPreparedStatements" value="true"/>   <property name="maxPoolPreparedStatementPerConnectionSize" value="20"/>    <!-- 这里配置提交方式，默认就是TRUE，可以不用配置 -->   <property name="defaultAutoCommit" value="true" />    <!-- 开启Druid的监控统计功能 -->   <property name="filters" value="stat"/>  </bean>   <!-- 3.配置Mybatis的SqlSessionFactory对象 -->  <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">   <!-- 配置MyBatis全局配置文件 -->   <property name="configLocation" value="classpath:mybatis-config.xml"/>   <!-- 注入数据库连接池 -->   <property name="dataSource" ref="dataSource"/>   <!-- 扫描配置文件 -->   <property name="mapperLocations" value="classpath:mapping/*.xml"/>  </bean>   <!-- 4.配置扫描Dao接口包，动态实现Dao接口，注入到spring容器中 -->  <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">   <!-- 给出需要扫描Dao接口包 -->   <property name="basePackage" value="com.ray.dao"/>  </bean>  </beans> 

<?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"   xsi:schemaLocation="http://www.springframework.org/schema/beans  http://www.springframework.org/schema/beans/spring-beans.xsd  http://www.springframework.org/schema/context  http://www.springframework.org/schema/context/spring-context.xsd  http://www.springframework.org/schema/tx  http://www.springframework.org/schema/tx/spring-tx.xsd">   <!-- 自动扫描 -->  <context:component-scan base-package="com.ray"/>   <!-- 事务管理 -->  <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">   <property name="dataSource" ref="dataSource"/>  </bean>   <!-- 开启事务控制的注解支持 -->  <tx:annotation-driven transaction-manager="transactionManager"/> </beans> 

<?xml version="1.0" encoding="UTF-8" ?> <configuration debug="true">  <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">  <encoder>   <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>  </encoder>  </appender>  <!--开启debug日志模式，在控制台打印日志-->  <root level="debug">  <appender-ref ref="STDOUT" />  </root> </configuration>

<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" metadata-complete="true">  <display-name>Archetype Created Web Application</display-name>   <!-- 配置DispatcherServlet -->  <servlet>  <servlet-name>seckill-dispatcher</servlet-name>  <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>  <!-- 配置springMVC需要加载的配置文件   spring-dao.xml,spring-service.xml,spring-web.xml   Mybatis - > spring -> springmvc   -->  <init-param>   <param-name>contextConfigLocation</param-name>   <param-value>classpath:spring/spring-*.xml</param-value>  </init-param>  <load-on-startup>1</load-on-startup>  <async-supported>true</async-supported>  </servlet>  <servlet-mapping>  <servlet-name>seckill-dispatcher</servlet-name>  <!-- 默认匹配所有的请求 -->  <url-pattern>/</url-pattern>  </servlet-mapping>   <!-- 处理中文乱码 -->  <filter>  <filter-name>CharacterEncodingFilter</filter-name>  <filter-class>   org.springframework.web.filter.CharacterEncodingFilter  </filter-class>  <init-param>   <param-name>encoding</param-name>   <param-value>UTF-8</param-value>  </init-param>  </filter>  <filter-mapping>  <filter-name>CharacterEncodingFilter</filter-name>  <url-pattern>/*</url-pattern>  </filter-mapping> </web-app>