http://www.ibm.com/developerworks/cn/java/j-lo-spring-principle/index.html
http://www.ibm.com/developerworks/cn/java/wa-spring1/
http://www.ibm.com/developerworks/cn/java/j-lo-spring-principle/index.html
http://www.ibm.com/developerworks/cn/java/wa-spring1/