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21 import java.io.IOException;
22 import java.io.PrintWriter;
23 import java.util.ResourceBundle;
24
25 import javax.servlet.ServletException;
26 import javax.servlet.http.Cookie;
27 import javax.servlet.http.HttpServlet;
28 import javax.servlet.http.HttpServletRequest;
29 import javax.servlet.http.HttpServletResponse;
30
31 import util.HTMLFilter;
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38
39 public class CookieExample extends HttpServlet {
40
41 ResourceBundle rb = ResourceBundle.getBundle("LocalStrings");
42
43 public void doGet(HttpServletRequest request,
44 HttpServletResponse response)
45 throws IOException, ServletException {
46 response.setContentType("text/html");
47
48 PrintWriter out = response.getWriter();
49 out.println("<html>");
50 out.println("<body bgcolor=\"white\">");
51 out.println("<head>");
52
53 String title = rb.getString("cookies.title");
54 out.println("<title>" + title + "</title>");
55 out.println("</head>");
56 out.println("<body>");
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63
64 out.println("<a href=\"../cookies.html\">");
65 out.println("<img src=\"../images/code.gif\" height=24 " +
66 "width=24 align=right border=0 alt=\"view code\"></a>");
67 out.println("<a href=\"../index.html\">");
68 out.println("<img src=\"../images/return.gif\" height=24 " +
69 "width=24 align=right border=0 alt=\"return\"></a>");
70
71 out.println("<h3>" + title + "</h3>");
72
73 Cookie[] cookies = request.getCookies();
74 if ((cookies != null) && (cookies.length > 0)) {
75 out.println(rb.getString("cookies.cookies") + "<br>");
76 for (int i = 0; i < cookies.length; i++) {
77 Cookie cookie = cookies[i];
78 out.print("Cookie Name: " + HTMLFilter.filter(cookie.getName())
79 + "<br>");
80 out.println(" Cookie Value: "
81 + HTMLFilter.filter(cookie.getValue())
82 + "<br><br>");
83 }
84 } else {
85 out.println(rb.getString("cookies.no-cookies"));
86 }
87
88 String cookieName = request.getParameter("cookiename");
89 String cookieValue = request.getParameter("cookievalue");
90 if (cookieName != null && cookieValue != null) {
91 Cookie cookie = new Cookie(cookieName, cookieValue);
92 response.addCookie(cookie);
93 out.println("<P>");
94 out.println(rb.getString("cookies.set") + "<br>");
95 out.print(rb.getString("cookies.name") + " "
96 + HTMLFilter.filter(cookieName) + "<br>");
97 out.print(rb.getString("cookies.value") + " "
98 + HTMLFilter.filter(cookieValue));
99 }
100
101 out.println("<P>");
102 out.println(rb.getString("cookies.make-cookie") + "<br>");
103 out.print("<form action=\"");
104 out.println("CookieExample\" method=POST>");
105 out.print(rb.getString("cookies.name") + " ");
106 out.println("<input type=text length=20 name=cookiename><br>");
107 out.print(rb.getString("cookies.value") + " ");
108 out.println("<input type=text length=20 name=cookievalue><br>");
109 out.println("<input type=submit></form>");
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111
112 out.println("</body>");
113 out.println("</html>");
114 }
115
116 public void doPost(HttpServletRequest request,
117 HttpServletResponse response)
118 throws IOException, ServletException {
119 doGet(request, response);
120 }
121
122 }
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