<bean id="jdbcConfig"
class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
<property name="locations">
<list>
<value>classpath:jdbc.properties</value>
</list>
</property>
</bean>
<bean id="datasource" class="org.apache.commons.dbcp.BasicDataSource"
destroy-method="close">
<property name="driverClassName" value="${jdbc.driver}" />
<property name="url" value="${jdbc.url}" />
<property name="username" value="${jdbc.username}" />
<property name="password" value="${jdbc.password}" />
<property name="maxActive" value="${jdbc.maxActive}" />
<property name="maxIdle" value="${jdbc.maxIdle}" />
<property name="minIdle" value="${jdbc.minIdle}" />
<property name="initialSize" value="${jdbc.initialSize}" />
<property name="validationQuery" value="${jdbc.validationQuery}" />
<property name="testOnBorrow" value="${jdbc.testOnBorrow}" />
<property name="validationQueryTimeout" value="${jdbc.validationQueryTimeout}" />
</bean>
properties配置如下：
jdbc.driver=com.mysql.jdbc.Driver
jdbc.url=jdbc:mysql://localhost:1433/mmusic
jdbc.username=root
jdbc.password=
jdbc.maxActive=20
jdbc.maxIdle=15
jdbc.minIdle=10
jdbc.initialSize=15
jdbc.testOnBorrow=true
jdbc.validationQuery=select 1
jdbc.validationQueryTimeout=20
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