Intellij IDEA spring mvc項目搭建(四)------spring-servlet的文件配置

1. 修改表頭替換成如下：

`<beans
	xmlns="http://www.springframework.org/schema/beans"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xmlns:tx="http://www.springframework.org/schema/tx"
	xmlns:context="http://www.springframework.org/schema/context"
	xmlns:mvc="http://www.springframework.org/schema/mvc"
	xmlns:util="http://www.springframework.org/schema/util"
	xmlns:aop="http://www.springframework.org/schema/aop"
	xmlns:task="http://www.springframework.org/schema/task"
	xsi:schemaLocation
			="http://www.springframework.org/schema/beans 
						http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
						http://www.springframework.org/schema/tx
						http://www.springframework.org/schema/tx/spring-tx-3.0.xsd
						http://www.springframework.org/schema/context
    					http://www.springframework.org/schema/context/spring-context-3.0.xsd
    					http://www.springframework.org/schema/mvc
    					http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd
    					http://www.springframework.org/schema/util
    					http://www.springframework.org/schema/util/spring-util-3.0.xsd
    					http://www.springframework.org/schema/aop
						http://www.springframework.org/schema/aop/spring-aop-3.0.xsd
						http://www.springframework.org/schema/task
						http://www.springframework.org/schema/task/spring-task-3.0.xsd">`

1. 添加自動掃描包的配置
   
2. 加載properties文件

  <!-- 加載 properties 文件 -->
    <context:property-placeholder location="classpath:common.properties"/>

1. 創建一個properties文件common.properties
   用作存放數據庫鏈接