1 | package org.greenstone.gsdl3.gs3build.indexers;
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2 |
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3 | import java.util.Iterator;
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4 |
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5 | import org.w3c.dom.Element;
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6 |
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7 | import org.greenstone.gsdl3.gs3build.doctypes.DocumentID;
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8 | import org.greenstone.gsdl3.gs3build.doctypes.DocumentInterface;
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9 | import org.greenstone.gsdl3.gs3build.doctypes.DocumentList;
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10 |
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11 | public class IndexerManager
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12 | {
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13 | IndexerInterface indexers[];
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14 | int size;
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15 | int used;
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16 | DocumentList documentList;
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17 |
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18 | public static final String outputDir = "outputDir";
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19 | public static final String DEFAULT_LEVEL = "document";
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20 | public static final String DEFAULT_FIELD = "text";
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21 |
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22 | public IndexerManager(DocumentList documentList)
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23 | { this.indexers = new IndexerInterface[10];
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24 | this.size = 10;
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25 | this.used = 0;
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26 | this.documentList = documentList;
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27 | }
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28 |
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29 | public void addIndexer(IndexerInterface indexer)
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30 | { this.ensureCapacity(this.used + 1);
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31 |
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32 | this.indexers[this.used] = indexer;
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33 | this.used ++;
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34 | }
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35 |
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36 | public void indexDocument(DocumentID docId, DocumentInterface document)
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37 | { if (!document.isIndexed())
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38 | return;
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39 |
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40 | for (int i = 0; i < this.used; i ++)
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41 | { this.indexers[i].indexDocument(docId, document);
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42 | }
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43 | }
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44 |
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45 | public void indexDocuments()
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46 | { for (int i = 0; i < this.used; i ++)
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47 | { for (int p = 0; p < this.indexers[i].getNumberOfPasses(); p ++)
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48 | {
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49 | if (!this.indexers[i].startPass(p)) {
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50 | continue;
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51 | }
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52 |
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53 | Iterator iterator = this.documentList.iterator();
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54 |
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55 | while (iterator.hasNext()) {
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56 | DocumentInterface document = (DocumentInterface) iterator.next();
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57 |
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58 | if (document.isIndexed()) {
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59 | if (!this.indexers[i].indexDocument(document.getID(), document)) {
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60 | System.out.println("Ending document " + document.getID());
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61 | }
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62 |
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63 | // note any changes made to this document...
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64 | if (document.isChanged()) {
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65 | //System.out.println("Writing document "+document.getID());
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66 | this.documentList.storeChangedDocument(document);
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67 | }
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68 | /**
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69 | if (p == 0) {
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70 | System.out.println("Writing document "+document.getID());
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71 | }
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72 | */
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73 | }
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74 | }
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75 | this.indexers[i].endPass(p);
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76 | }
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77 | }
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78 | }
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79 |
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80 | public void ensureCapacity(int needSize)
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81 | { while (needSize >= this.size)
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82 | { int newSize = this.size * 2;
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83 | IndexerInterface newIndexers [] = new IndexerInterface[newSize];
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84 | System.arraycopy(indexers, 0, newIndexers, 0, this.used);
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85 | this.indexers = newIndexers;
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86 | this.size = newSize;
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87 | }
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88 | }
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89 |
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90 | public boolean addServiceDescriptions(Element service_class_list) {
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91 | boolean success = true;
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92 | for (int i = 0; i < this.used; i ++) {
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93 | if (!this.indexers[i].addServiceDescriptions(service_class_list)) {
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94 | success = false;
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95 | }
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96 | }
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97 | return success;
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98 | }
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99 | }
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100 |
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