文章标题

通过@Value注解读取.properties配置内容

[java] view plain copy

print?

1. @Controller  
2. @RequestMapping(“/value”)  
3. public class ValuePropertyController extends ApplicationController{  
4.       
5.     @Value(“#{configProperties[‘jdbc.jdbcUrl’]}”)  
6.     private String jdbcUrl;   
7.       
8.     @RequestMapping  
9.     public String value(){  
10.         System.out.println(jdbcUrl);  
11.         return “”;  
12.     }  
13. }  

@Controller@RequestMapping("/value")public class ValuePropertyController extends ApplicationController{    @Value("#{configProperties['jdbc.jdbcUrl']}")    private String jdbcUrl;     @RequestMapping    public String value(){        System.out.println(jdbcUrl);        return "";    }}

applicationContext.xml

[html] view plain copy

print?

1. <bean id=“configProperties” class=“org.springframework.beans.factory.config.PropertiesFactoryBean”>  
2.        <property name=“locations”>  
3.            <list>  
4.                <value>classpath:database.properties</value>  
5.            </list>  
6.        </property>  
7.     </bean>  
8.     <bean id=“propertyConfigurer” class=“org.springframework.beans.factory.config.PreferencesPlaceholderConfigurer”>  
9.         <property name=“properties” ref=“configProperties” />  
10.     </bean>  

<bean id="configProperties" class="org.springframework.beans.factory.config.PropertiesFactoryBean">       <property name="locations">           <list>               <value>classpath:database.properties</value>           </list>       </property>    </bean>    <bean id="propertyConfigurer" class="org.springframework.beans.factory.config.PreferencesPlaceholderConfigurer">        <property name="properties" ref="configProperties" />    </bean>

database.properties

[html] view plain copy

print?

1. jdbc.jdbcUrl=jdbc:mysql://localhost:3306/commentDemo?useUnicode=true&characterEncoding=UTF-8  

jdbc.jdbcUrl=jdbc:mysql://localhost:3306/commentDemo?useUnicode=true&characterEncoding=UTF-8

    </article>