HR B DD HRB 아카이브 + xxx.jar EJB

Service EJB Engine JNDI B DD

EJB Service EJB Engine JNDI B DD

EJB Service EJB Engine H JNDI HB

EJB Service EJB Engine HR JNDI HB

EJB Service EJB Engine HR JNDI HB

EJB Service EJB Engine HR JNDI HBR

Web Engine JSP 에서 JDBC 이용 Service EJB Engine JNDI Pooling DataSource JDBC

Web Engine DAO Service EJB Engine JNDI Pooling DataSource JDBC

Web Engine WorkBean Service EJB Engine JNDI Pooling DataSource JDBC

Web Engine UseBean Service EJB Engine JNDI Pooling DataSource JDBC

Web Engine EJB (Stateless) Service EJB Engine R JNDI BR Pooling DataSource JDBC

Web Engine EJB (Stateless) Service EJB Engine R JNDI BR Pooling DataSource JDBC

Web Engine EJB (Statefull) Service EJB Engine R JNDI BR Pooling DataSource JDBC RBR

Web Engine EJB Service EJB Engine R JNDI BR Pooling DataSource JDBC

Web Engine DTO Service EJB Engine R JNDI BR Pooling DataSource JDBC

Web Engine DTO (Session Bean) Service EJB Engine R JNDI BR Pooling DataSource JDBC

Web Engine DTO (Entity Bean) Service EJB Engine R JNDI BR Pooling DataSource JDBC

Web Engine EJB Service EJB Engine R JNDI BR Pooling DataSource JDBC BRBR

Web Engine EJB Service EJB Engine R JNDI BR Pooling DataSource JDBC BRBRBR

EJB Service EJB Engine JNDI B DB Entity Bean OR Mapping

EJB Service EJB Engine JNDI B DB Entity Bean OR Mapping B

EJB DB Entity Bean OR Mapping B Bean 은 Persistence 를 얻는다.

EJB DB Entity Bean OR Mapping B Persistence PK Class PK Create, Find, Remove Get/Set, Load, Store CRUD

EJB Service EJB Engine JNDI B DB R Bean 내용 변경 Row 내용 변경

EJB Service EJB Engine JNDI B DB R Bean 제거 Row 제거 delete

EJB Service EJB Engine JNDI B DB R Bean 내용 요청 Row 내용 가져옴

EJB Service EJB Engine JNDI B DB 새로운 Bean 을 만듬 새로운 Row 를 만듬 insert HR

OSI 7 /RMI HRB DD

OSI 7 /RMI HRB DD

OSI 7 /RMI HRB DD

Server Service JSP/Servlet Engine Container Head Body Browser

EJB Service EJB Engine R Bean Pool BBBBBRB 생성

EJB JSP/Servlet Engine Service EJB Engine HRB

JSP <% String ssn=request.getParameter(“ssn”); String name=request.getParameter(“name”); String add=request.getParameter(“address”); %> 이름 : 입니다. <% String ssn=request.getParameter(“ssn”); String name=request.getParameter(“name”); String add=request.getParameter(“address”); %> 이름 : 입니다.

Session Scope(useBean) JSP/Servlet Engine HttpSession Index.jsp id

Browser Navigate Path Session (Browser 당 하나 ) session.setAttribute(“my”,my); Object obj=session.getAttribute(“my”); a Session bdmy Session scope

Session(Cart) index.jsp showallcustomers.jsp showcustomer.jsp DB

OSI 7 /RMI