spring filter 过滤器 注入 对象 属性

配置一：

<filter>
        <filter-name>DelegatingFilterProxy</filter-name>
        <filter-class>org.springframework.web.filter.DelegatingFilterProxy</filter-class>
        <init-param>
            <param-name>targetBeanName</param-name>
            <param-value>myFilter</param-value>         //自己过滤器的名字
        </init-param>
        <init-param>
            <param-name>targetFilterLifecycle</param-name>
            <param-value>true</param-value>
        </init-param>
    </filter>

    <filter-mapping>
        <filter-name>DelegatingFilterProxy</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>

 

配置二：

<filter>
        <filter-name>myFilter</filter-name>
        <filter-class>org.springframework.web.filter.DelegatingFilterProxy</filter-class>
        <init-param>
            <param-name>targetFilterLifecycle</param-name>
            <param-value>true</param-value>
        </init-param>
    </filter>

    <filter-mapping>
        <filter-name>DelegatingFilterProxy</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>

 

方法一或者二不同的地方就是在web.xml中的写法不同而已没有太大的区别，配完web.xml之后还要配置 applicationContext.xml中的bean。

applicationContext.xml配置:

<bean id="myFilter" class="com.MyFilter"> //指名具体的filter类
    <property name="service">                    //需要注入的具体参数
        <ref bean="service"/>
    </property>
</bean> 

 

 

如果使用注解：

@Component("tjFilter") 
public class TjFilter implements Filter {

	@Resource(name="historyManager")
	private HistoryManager historyManager;

	public void destroy() {
		// TODO Auto-generated method stub

	}
   .....
}