spring.xml从外部文件引入数据库配置信息
1 <!-- 分散配置 --> 2 <context:property-placeholder location="classpath:jdbc.properties" /> 3 4 <!-- 数据源 --> 5 <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource"> 6 <property name="driverClass" value="${jdbc.driverclass}" /> 7 <property name="jdbcUrl" value="${jdbc.url}"></property> 8 <property name="user" value="${jdbc.username}" /> 9 <property name="password" value="${jdbc.password}" /> 10 11 <property name="maxPoolSize" value="${c3p0.pool.size.max}" /> 12 <property name="minPoolSize" value="${c3p0.pool.size.min}" /> 13 <property name="initialPoolSize" value="${c3p0.pool.size.ini}" /> 14 <property name="acquireIncrement" value="${c3p0.pool.size.increment}" /> 15 </bean>
jdbc.properties
1 jdbc.driverclass=com.mysql.jdbc.Driver 2 jdbc.url=jdbc:mysql://localhost:3306/springmvcdb?characterEncoding=utf-8 3 jdbc.username=root 4 jdbc.password=root 5 6 c3p0.pool.size.max=10 7 c3p0.pool.size.min=2 8 c3p0.pool.size.ini=3 9 c3p0.pool.size.increment=2 10 11 hibernate.dialect=org.hibernate.dialect.MySQL5Dialect 12 hibernate.show_sql=true
头
1 <?xml version="1.0" encoding="UTF-8"?> 2 <beans xmlns="http://www.springframework.org/schema/beans" 3 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 4 xmlns:mvc="http://www.springframework.org/schema/mvc" 5 xmlns:context="http://www.springframework.org/schema/context" 6 xmlns:aop="http://www.springframework.org/schema/aop" 7 xmlns:tx="http://www.springframework.org/schema/tx" 8 xsi:schemaLocation="http://www.springframework.org/schema/beans 9 http://www.springframework.org/schema/beans/spring-beans-3.2.xsd 10 http://www.springframework.org/schema/mvc 11 http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd 12 http://www.springframework.org/schema/context 13 http://www.springframework.org/schema/context/spring-context-3.2.xsd 14 http://www.springframework.org/schema/aop 15 http://www.springframework.org/schema/aop/spring-aop-3.2.xsd 16 http://www.springframework.org/schema/tx 17 http://www.springframework.org/schema/tx/spring-tx-3.2.xsd ">
