rose框架理解

 23     <filter>
 24         <filter-name>roseFilter</filter-name>
 25         <filter-class>net.paoding.rose.RoseFilter</filter-class>
 26     </filter>
 27     <filter-mapping>
 28         <filter-name>roseFilter</filter-name>
 29         <url-pattern>/*</url-pattern>
 30         <dispatcher>REQUEST</dispatcher>
 31         <dispatcher>FORWARD</dispatcher>
 32         <dispatcher>INCLUDE</dispatcher>
 33     </filter-mapping>

 

SoftReference

读代码时看到这个，感兴趣查了一下，说法是weakReference是用来防止内存泄露，softReference是用来作为cache机制。

有关链接如下

 

 

http://tonysun3544.iteye.com/blog/1319279

http://blog.csdn.net/stevenhu_223/article/details/18360397

class.newInstance()

cached

在阅读代码时，有这么一句(FileSystemManager.java)

private Map<String, FileObject> cached = new LRUMap(10000)

 其中的LRUMap使用的是org.apache.commons.collections.map.LRUMap;

java.util.Properties