1 | package org.expeditee.agents;
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2 |
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3 | import java.util.Collection;
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4 | import java.util.HashSet;
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5 |
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6 | import org.expeditee.gui.Frame;
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7 | import org.expeditee.gui.FrameGraphics;
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8 | import org.expeditee.gui.FrameIO;
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9 | import org.expeditee.items.Text;
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10 |
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11 | public class SearchTree extends SearchAgent {
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12 | public SearchTree(String searchText) {
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13 | super(searchText);
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14 | }
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15 |
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16 | @Override
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17 | protected Frame process(Frame frame) {
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18 | try {
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19 | searchTree(new HashSet<String>(), _startName);
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20 | } catch (Exception e) {
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21 | e.printStackTrace();
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22 | }
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23 | _results.save();
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24 |
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25 | String resultFrameName = _results.getName();
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26 | if (_clicked != null)
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27 | _clicked.setLink(resultFrameName);
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28 |
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29 | return _results.getFirstFrame();
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30 | }
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31 |
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32 | public boolean searchTree(Collection<String> visitedFrames, String frameName)
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33 | throws Exception {
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34 | if (_stop) {
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35 | return false;
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36 | }
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37 | // Avoid infinate loops
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38 | if (visitedFrames.contains(frameName))
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39 | return false;
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40 | visitedFrames.add(frameName);
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41 |
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42 | Frame frameToSearch = FrameIO.LoadFrame(frameName);
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43 | if (frameToSearch == null)
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44 | return false;
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45 |
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46 | overwriteMessage("Searching " + frameName);
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47 |
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48 | for (Text itemToSearch : frameToSearch.getTextItems()) {
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49 | // Search for the item and add it to the results page if
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50 | // it is found
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51 | if (searchItem(itemToSearch, _pattern,
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52 | _replacementString)) {
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53 | // Add a linked item to the results frame
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54 | _results.addText(frameName, null, frameName, null, false);
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55 | }
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56 | if (!itemToSearch.isAnnotation()) {
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57 | String link = itemToSearch.getAbsoluteLink();
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58 | if (link != null) {
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59 | searchTree(visitedFrames, link);
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60 | }
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61 | }
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62 | }
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63 | FrameGraphics.requestRefresh(true);
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64 | FrameIO.SaveFrame(frameToSearch, false);
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65 | return true;
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66 | }
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67 | }
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