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19 package org.eclipse.jetty.example.asyncrest;
20
21 import java.io.IOException;
22 import java.math.BigDecimal;
23 import java.math.RoundingMode;
24 import java.net.URLEncoder;
25 import java.util.Map;
26 import java.util.Queue;
27
28 import javax.servlet.ServletConfig;
29 import javax.servlet.ServletException;
30 import javax.servlet.http.HttpServlet;
31 import javax.servlet.http.HttpServletRequest;
32 import javax.servlet.http.HttpServletResponse;
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44 public class AbstractRestServlet extends HttpServlet
45 {
46 protected final static String __DEFAULT_APPID = "Webtide81-adf4-4f0a-ad58-d91e41bbe85";
47 protected final static String STYLE =
48 "<style type='text/css'>"+
49 " img.thumb:hover {height:50px}"+
50 " img.thumb {vertical-align:text-top}"+
51 " span.red {color: #ff0000}"+
52 " span.green {color: #00ff00}"+
53 " iframe {border: 0px}"+
54 "</style>";
55
56 protected final static String ITEMS_PARAM = "items";
57 protected final static String APPID_PARAM = "appid";
58
59 protected String _appid;
60
61 @Override
62 public void init(ServletConfig servletConfig) throws ServletException
63 {
64 if (servletConfig.getInitParameter(APPID_PARAM) == null)
65 _appid = __DEFAULT_APPID;
66 else
67 _appid = servletConfig.getInitParameter(APPID_PARAM);
68 }
69
70 protected String restURL(String item)
71 {
72 try
73 {
74 return ("http://open.api.ebay.com/shopping?MaxEntries=3&appid=" + _appid +
75 "&version=573&siteid=0&callname=FindItems&responseencoding=JSON&QueryKeywords=" +
76 URLEncoder.encode(item,"UTF-8"));
77 }
78 catch(Exception e)
79 {
80 throw new RuntimeException(e);
81 }
82 }
83
84 protected String generateThumbs(Queue<Map<String,String>> results)
85 {
86 StringBuilder thumbs = new StringBuilder();
87 for (Map<String, String> m : results)
88 {
89 if (!m.containsKey("GalleryURL"))
90 continue;
91
92 thumbs.append("<a href=\""+m.get("ViewItemURLForNaturalSearch")+"\">");
93 thumbs.append("<img class='thumb' border='1px' height='25px'"+
94 " src='"+m.get("GalleryURL")+"'"+
95 " title='"+m.get("Title")+"'"+
96 "/>");
97 thumbs.append("</a> ");
98 }
99 return thumbs.toString();
100 }
101
102 protected String ms(long nano)
103 {
104 BigDecimal dec = new BigDecimal(nano);
105 return dec.divide(new BigDecimal(1000000L)).setScale(1,RoundingMode.UP).toString();
106 }
107
108 protected int width(long nano)
109 {
110 int w=(int)((nano+999999L)/5000000L);
111 if (w==0)
112 w=2;
113 return w;
114 }
115
116 protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
117 {
118 doGet(request, response);
119 }
120
121 }