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comparison software/mpdl-services/mpiwg-mpdl-cms-web/src/de/mpg/mpiwg/berlin/mpdl/servlets/cms/GetToken.java @ 23:e845310098ba

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diverse Korrekturen
author Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
date Tue, 27 Nov 2012 12:35:19 +0100
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22:6a45a982c333 23:e845310098ba
1 package de.mpg.mpiwg.berlin.mpdl.servlets.cms;
2
3 import java.io.IOException;
4 import java.io.PrintWriter;
5 import java.util.ArrayList;
6
7 import javax.servlet.ServletConfig;
8 import javax.servlet.ServletException;
9 import javax.servlet.http.HttpServlet;
10 import javax.servlet.http.HttpServletRequest;
11 import javax.servlet.http.HttpServletResponse;
12
13 import org.apache.lucene.index.Term;
14
15 import de.mpg.mpiwg.berlin.mpdl.cms.document.Token;
16 import de.mpg.mpiwg.berlin.mpdl.cms.lucene.IndexHandler;
17 import de.mpg.mpiwg.berlin.mpdl.exception.ApplicationException;
18
19 public class GetToken extends HttpServlet {
20 private static final long serialVersionUID = 1L;
21 public GetToken() {
22 super();
23 }
24
25 public void init(ServletConfig config) throws ServletException {
26 super.init(config);
27 }
28
29 protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
30 request.setCharacterEncoding("utf-8");
31 response.setCharacterEncoding("utf-8");
32 String docId = request.getParameter("docId");
33 String attribute = request.getParameter("attribute");
34 if (attribute == null)
35 attribute = "tokenOrig";
36 String query = request.getParameter("query");
37 String countStr = request.getParameter("count");
38 if (countStr == null)
39 countStr = "100";
40 int count = Integer.parseInt(countStr);
41 String outputFormat = request.getParameter("outputFormat");
42 if (outputFormat == null)
43 outputFormat = "xml";
44 try {
45 IndexHandler indexHandler = IndexHandler.getInstance();
46 ArrayList<Token> token = null;
47 if (docId == null)
48 token = indexHandler.getToken(attribute, query, count);
49 else
50 token = indexHandler.getToken(docId, attribute, query, count);
51 if (outputFormat.equals("xml"))
52 response.setContentType("text/xml");
53 else if (outputFormat.equals("html"))
54 response.setContentType("text/html");
55 else
56 response.setContentType("text/xml");
57 PrintWriter out = response.getWriter();
58 out.print("<result>");
59 out.print("<attribute>" + attribute + "</attribute>");
60 out.print("<query>" + query + "</query>");
61 out.print("<count>" + count + "</count>");
62 out.print("<result>");
63 if (token != null) {
64 for (int i=0; i<token.size(); i++) {
65 Token t = token.get(i);
66 Term term = t.getTerm();
67 int freq = t.getFreq();
68 out.print("<token>");
69 out.print("<text>" + term.text() + "</text>");
70 if (freq != -1)
71 out.print("<freq>" + freq + "</freq>");
72 out.print("</token>");
73 }
74 }
75 out.print("</result>");
76 out.print("</result>");
77 out.close();
78 } catch (ApplicationException e) {
79 throw new ServletException(e);
80 }
81 }
82
83 protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
84 doGet(request, response);
85 }
86
87 }