Source codes structure
src--main
|-----java/org/tdar
|-------------core: hibernate based resource class, dao, and service; by Allen
|-------------db: functions to perform data transformations (e.g., from Excel/Access to Postgres); by Yan
|-------------fedora: fedora related functions; by Matt
|-------------registration
|-------------search: functions using JDBC to access database; by Huiping
|-------------struts: actions or operators used to respond to the web request; by Allen, yan, Huiping. This part of codes strongly connect to the codes in src/main/webapp/WEB-INF/content
|-------------web: by Allen
|-----webapp
|-------------WEB-INF/content: interfaces to do data registration/search/data integration. This part of codes strongly connect to the codes in src/main/java/org/tdar/struts
|-------------includes: the commonly used "js" and "dec" files