student_address.jsp

来自「< J2EE应用开发详解>>一书全部的源代码. 本书基于J」· JSP 代码 · 共 31 行

<%@ page import="java.io.IOException,java.util.*,javax.naming.*,javax.servlet.*,
javax.servlet.http.*,java.rmi.*,javax.rmi.PortableRemoteObject,javax.ejb.*,com.j2ee14.ch17.*"%>
<%@ page contentType="text/html;charset=gb2312"%>
<%

		StudentLocal student = null;
		AddressLocal address = null;		

		try {
			// 创建初始上下文。并且查找EJB Home接口。
			Context ctx = new InitialContext();
			
			StudentLocalHome studentHome = (StudentLocalHome)ctx.lookup("ejb/StudentEJB");			
			AddressLocalHome addressHome = (AddressLocalHome)ctx.lookup("ejb/AddressEJB");	
		    
		    student=studentHome.findByPrimaryKey("hellking1");
		    address=addressHome.findByPrimaryKey("addr1");
		    
		    student.setAddress(address);
		    out.println("<br>获得Student的地址信息...");
		    out.println("<br>id:"+student.getAddress().getId());		    
		    out.println("<br>Street:"+student.getAddress().getStreet());
		    out.println("<br>City:"+student.getAddress().getCity());
		    out.println("<br>State:"+student.getAddress().getState());		    
		    out.println("<br>zip:"+student.getAddress().getZip());		
		}
		catch (Exception e) {
			out.println("<br>发生异常!");
			e.printStackTrace();
		}		
%>