这是我们如何解决的
上下文.xml
<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-2.0.xsd">
<import resource="Settings.xml"/>
<import resource="Database.xml"/>
</beans>
设置.xml
在列表中可以添加许多属性文件
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.0.xsd">
<bean id="propertyConfigurer" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
<property name="locations">
<list>
<value>db.properties</value>
</list>
</property>
</bean>
</beans>
用于处理db.properties
文件 的示例 bean
数据库.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"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.0.xsd">
<!-- the transaction manager -->
<bean id="dstxnManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="appDataSource"/>
</bean>
<!-- the DataSource (parameterized for configuration via a PropertyPlaceHolderConfigurer) -->
<bean id="appDataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource" lazy-init="false">
<property name="driverClass" value="${driverClass}" />
<property name="jdbcUrl" value="${jdbcUrl}" />
<property name="user" value="${username}" />
<property name="password" value="${password}" />
</bean>
<!-- DB connection factory -->
<bean id="storageDaoFactory" class="com.dao.StorageDAOFactory">
<constructor-arg><ref bean="dstxnManager"/></constructor-arg>
</bean>
</beans>