searchcustomer.jsp
来自「SUN公司官方J2EE中文帮助文档 应该不错 有兴趣的下来看看 html格式的」· JSP 代码 · 共 89 行
JSP
89 行
<!-- Copyright 2002 Sun Microsystems, Inc. All rights reserved. SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.--><%@ 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.LocalCustomer" %><%@ page import="customer.LocalCustomerHome" %> <html><head><title>Container-Managed Persistence Demo</title></head><body bgcolor="white"><center><h2>Container-Managed Persistence Demo</h2>Search for a customer:<p> <form method="get" action="/customer/searchCustomer.jsp"> Search by <select name="searchCriteria"> <option value="customerID" selected>Customer ID <option value="lastName">Last Name <option value="firstName">First Name </select> <input type="text" name="searchText" size="25"> <p> <input type="submit" value="Search"> </form><%String text = request.getParameter("searchText");String criteria = request.getParameter("searchCriteria");if (text != null && !"".equals(text)) { try { InitialContext ic = new InitialContext(); Object o = ic.lookup("java:comp/env/CustomerBeanRef"); LocalCustomerHome home = (LocalCustomerHome) o; Collection customers = new ArrayList(); if ("customerID".equals(criteria)) { try { LocalCustomer customer = home.findByPrimaryKey(text); customers.add(customer); } catch (ObjectNotFoundException ex) {} } else if ("lastName".equals(criteria)) { customers = home.findByLastName(text); } else if ("firstName".equals(criteria)) { customers = home.findByFirstName(text); } else { } %>Results: <p><%for (int i = 0; i < customers.size(); i++) { LocalCustomer c = (LocalCustomer)((ArrayList)customers).get(i); String cid = (String)c.getPrimaryKey();%><a href="/customer/editCustomer.jsp?cid=<%=cid%>"> <%=c.getLastName()%>, <%=c.getFirstName()%></a> has<%=c.getAddressList().size()%> addresses,<%=c.getSubscriptionList().size()%> subscriptions.<p><%}%><% } 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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