searchconcept.jsp
来自「<Java网络程序设计 J2EE>随书源码」· JSP 代码 · 共 63 行
JSP
63 行
<%@ page language="java" %><%@ page import="java.util.ArrayList" %><%@ page import="java.util.Collection" %><%@ page import="javax.ejb.ObjectNotFoundException" %><%@ page import="javax.naming.InitialContext" %><%@ page import="customer.LocalAddress" %><%@ page import="customer.LocalAddressHome" %> <html><head><title>Container-Managed Persistence Demo</title></head><body bgcolor="white"><center><h2>Container-Managed Persistence Demo</h2>Search for a Address by its ID:<p> <form method="get" action="/customer/searchAddress.jsp"> <input type="text" name="searchText" size="25"> <p> <input type="submit" value="Search"> </form><%String text = request.getParameter("searchText");LocalAddress address = null;if (text != null && !"".equals(text)) { try { InitialContext ic = new InitialContext(); Object o = ic.lookup("java:comp/env/AddressBeanRef"); LocalAddressHome home = (LocalAddressHome) o; try { address = home.findByPrimaryKey(text); } catch (ObjectNotFoundException ex) {}%>Results: <p><%if (address != null) {%>Address [<%=address.getAddressID()%>] : <%=address.getStreet()%>, <%=address.getCity()%> <p><%} else {%>Address [<%=text%>] Not Found.<%} } catch(Exception e) { e.printStackTrace(); out.println(e.toString()); }}%><hr>[<a href="/customer/index.html">HOME</a>]</center></body></html>⌨️ 快捷键说明
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