how to print barcode in crystal report using vb.net Case Study: A Product Support Center in Java

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Case Study: A Product Support Center
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The JSP source is primarily composed of HTML, with a small amount of Java in scriptlets and expressions for interacting with the model The current Customer object is retrieved from the model with the model s getCustomer() method This allows JSP expressions to populate the customer ID, name, and telephone fields For the list of products on the right-hand side, the JSP calls the model s getCustomerProducts() method, which returns a list of CustomerProduct objects The model is used to get each product name and purchase date in turn A similar technique is used to get the list of prior customer problems displayed at the bottom of the page
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Problemjsp
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Ms Wagner reports she s having a problem with the ScoreWriter product When she tries to enter a Db, the software substitutes C# instead The call center agent clicks the ScoreWriter hyperlink, which brings up the JSP view page shown in Figure 19-7 After entering the description, the problem severity, and comments from the customer, the agent clicks the submit button to create the problem record
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JSP IN ACTION
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Figure 19-7
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Problem detail page
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Listed here is the source code for Problemjsp:
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<%@ <%@ <%@ <%@ page page page page session="true" %> errorPage="/ErrorPagejsp" %> import="javautil*" %> import="comlyricnotesupportmodel*" %>
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<%@ include file="/WEB-INF/InitModeljsp" %> <HTML> <HEAD> <TITLE>Problem</TITLE> <LINK REL="stylesheet" HREF="<%= BASEURL %>/stylecss"> </HEAD> <BODY> <%@ include file="/WEB-INF/Bannerjsp" %> <% // Retrieve the problem from the model Problem problem = modelgetProblem(); // Get the customer modelsetCustomerID(problemgetCustomerID()); Customer customer = modelgetCustomer(); // Get the product modelsetProductID(problemgetProductID()); Product product = modelgetProduct(); // Determine the severity int severity = problemgetSeverity(); String checked1 = (severity == 1) "CHECKED" : ""; String checked2 = (severity == 2) "CHECKED" : ""; String checked3 = (severity == 3) "CHECKED" : ""; %> <H3>Problem <%= problemgetProblemID() %></H3>
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Case Study: A Product Support Center
<FORM METHOD="POST" ACTION="<%= CONTROLLER %>/Problem/Submit"> <INPUT TYPE="HIDDEN" NAME="problemID" VALUE="<%= problemgetProblemID() %>"> <TABLE BORDER=0 CELLSPACING=5 CELLPADDING=3> <TR> <TD>Description:</TD> <TD> <INPUT NAME="description" TYPE="text" VALUE="<%= problemgetDescription() %>" SIZE="50" > </TD> </TR> <TR> <TD>Severity:</TD> <TD> <INPUT NAME="severity" TYPE="radio" VALUE="1" <%= checked1 %> >High <INPUT NAME="severity" TYPE="radio" VALUE="2" <%= checked2 %> >Medium <INPUT NAME="severity" TYPE="radio" VALUE="3" <%= checked3 %> >Low </TD> </TR> <TR> <TD>Customer:</TD> <TD><%= customergetName() %></TD> </TR>
JSP IN ACTION
JSP: The Complete Reference
<TR> <TD>Product:</TD> <TD><%= productgetName() %></TD> </TR> <TR> <TD>Date</TD> <TD> Reported: <%= UtildateTimeFormat(problemgetDateReported()) %> Resolved: <%= UtildateTimeFormat(problemgetDateResolved()) %> </TD> </TR> <TR> <TD>Comments:</TD> <TD> <TEXTAREA NAME="comments" COLS="50" ROWS="4"> </TEXTAREA> </TD> </TR> <TR> <TD>Action:</TD> <TD> <SELECT NAME="eventID"> <OPTION VALUE="COM">Comment <OPTION VALUE="RPS">Route to product support <OPTION VALUE="RPD">Route to development <OPTION VALUE="RQA">Route to test <OPTION VALUE="CNB">Closed - not a bug <OPTION VALUE="CCP">Closed - customer problem <OPTION VALUE="CFX">Closed - fixed </SELECT> <INPUT TYPE="SUBMIT" VALUE="Submit"> </TD> </TR> </TABLE> </FORM> <% // Get log entries for this problem modelproblemLogSearch(problemgetProblemID()); List problemLogs = modelgetProblemLogs(); if (problemLogssize() > 0) {
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Case Study: A Product Support Center
%> <H4>Problem History</H4><P> <TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0"> <TR> <TH>Time</TH> <TH>Event Code</TH> <TH>Comments</TH> </TR> <% Iterator it = problemLogsiterator(); while (ithasNext()) { ProblemLog log = (ProblemLog) itnext(); %> <TR> <TD><%= UtildateTimeFormat(loggetLogTime()) %></TD> <TD><%= loggetEventID() %></TD> <TD><%= loggetComments() %></TD> </TR> <% } %> </TABLE> <% } %> </BODY> </HTML>
JSP IN ACTION
Again, the JSP is composed primarily of HTML with some Java to access Problem object, its customer ID, product ID, description, and severity The list of log entries for the problem comes from the model s problemLogSearch() method
Confirmjsp
After the agent submits the problem record, a confirmation page (see Figure 19-8) is produced, listing the problem ID assigned, the description, the severity, the customer comments, and problem routing The agent gives the problem ID to the customer on the phone and informs her that ScoreWriter product support will call her back The confirmation source code is listed here:
<%@ page session="true" %> <%@ page errorPage="/ErrorPagejsp" %> <%@ page import="comlyricnotesupportmodel*" %>
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