📄 saleentry1.htm
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<!--
Example of using jsp:setProperty with an explicit value
supplied to the "value" attribute. See SaleEntry2.jsp
and SaleEntry3.jsp for alternatives.
Taken from Core Servlets and JavaServer Pages 2nd Edition
from Prentice Hall and Sun Microsystems Press,
http://www.coreservlets.com/.
(C) 2003 Marty Hall; may be freely used or adapted.
-->
<HTML>
<HEAD>
<TITLE>Using jsp:setProperty</TITLE>
<LINK REL=STYLESHEET
HREF="JSP-Styles.css"
TYPE="text/css">
</HEAD>
<BODY>
<CENTER>
<TABLE BORDER=5>
<TR><TH CLASS="TITLE">
Using jsp:setProperty</TABLE>
<jsp:useBean id="entry" class="coreservlets.SaleEntry" />
<jsp:setProperty
name="entry"
property="itemID"
value='<%= request.getParameter("itemID") %>' />
<%
int numItemsOrdered = 1;
try {
numItemsOrdered =
Integer.parseInt(request.getParameter("numItems"));
} catch(NumberFormatException nfe) {}
%>
<jsp:setProperty
name="entry"
property="numItems"
value="<%= numItemsOrdered %>" />
<%
double discountCode = 1.0;
try {
String discountString =
request.getParameter("discountCode");
discountCode =
Double.parseDouble(discountString);
} catch(NumberFormatException nfe) {}
%>
<jsp:setProperty
name="entry"
property="discountCode"
value="<%= discountCode %>" />
<BR>
<TABLE BORDER=1>
<TR CLASS="COLORED">
<TH>Item ID<TH>Unit Price<TH>Number Ordered<TH>Total Price
<TR ALIGN="RIGHT">
<TD><jsp:getProperty name="entry" property="itemID" />
<TD>$<jsp:getProperty name="entry" property="itemCost" />
<TD><jsp:getProperty name="entry" property="numItems" />
<TD>$<jsp:getProperty name="entry" property="totalCost" />
</TABLE>
</CENTER></BODY></HTML>⌨️ 快捷键说明
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