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1 package jp.ac.u_ryukyu.ie.cr.bbs.browsing;
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2
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3 import javax.servlet.http.HttpServlet;
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4 import javax.servlet.http.HttpServletRequest;
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5 import javax.servlet.http.HttpServletResponse;
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6 import java.io.PrintWriter;
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7
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8 public class FindNodeServlet extends HttpServlet
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9 {
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10 private final BrowsingBulletinBoard bbs;
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11 private final String showBoardMessagePath ;
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12 private static final String PARAM_BOARD_NAME = "bname";
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13
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14 private static final long serialVersionUID = 1L;
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15
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16 public FindNodeServlet(BrowsingBulletinBoard _bbs, String _showBoardMessagePath)
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17 {
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18 showBoardMessagePath = _showBoardMessagePath;
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19 bbs = _bbs;
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20 }
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21
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22 public void doGet(HttpServletRequest _req,HttpServletResponse _res)
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23 {
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24 String bname = _req.getParameter(PARAM_BOARD_NAME);
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25 System.out.println("write");
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26
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27 try{
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28 PrintWriter pw = _res.getWriter();
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29 pw.write("<html><body><h1>find Node</h1>");
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30 pw.write("<form method='POST'\n");
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31 pw.write("<p>" +
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32 "<input type='hidden' name='bname' value='"+bname+"'</p>\n");
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33 pw.write("<p>key<br/> <input type='textarea' name='key'/> </p>\n");
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34 pw.write("<p>value<br/> <input type='textarea' name='value'/> </p>\n");
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35 pw.write("<p><input type='submit' value='submit'/></p>\n");
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36 pw.write("</body></html>");
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37 pw.flush();
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38 }catch(Exception _e){
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39 _res.setStatus(500);
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40 }
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41 }
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42
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43 public void doPost(HttpServletRequest _req,HttpServletResponse _res)
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44 {
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45 String bname = _req.getParameter("bname");
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46 String key = _req.getParameter("key");
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47 String value = _req.getParameter("value");
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48
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49 try{
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50 Iterator<TreeNode> iterator = bbs.findNode(bname, key, value);
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51 PrintWriter pw = _res.getWriter();
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52 pw.write("<p>result</p>\n");
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53 while (iterator.hasNext()) {
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54 TreeNode node = iterator.next();
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55 String childName = node.getAttributes().getString("NodeName");
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56 String path = bbs.getNodePath(bname, node).replace("<","").replace(">","");
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57 pw.write("<p><a href='" + showBoardMessagePath + "?bname=" + bname + "&path=" + path + "'>" +childName + " : path = <" + path + "></a></p>");
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58 }
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59 pw.flush();
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60 }catch(Exception _e){
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61 _res.setStatus(500);
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62 }
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63 }
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64 }
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