Package org.apache.lucene.index

Examples of org.apache.lucene.index.RandomIndexWriter.deleteDocuments()

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            new MockAnalyzer(random, MockTokenizer.KEYWORD, false)));
    for (int docNum = 0; docNum < nDocs; docNum++) {
      writer.addDocument(docFactory.getDoc(docNum));
    }
    // Delete documents marked for deletion
    writer.deleteDocuments(new Term(DocumentFactory.field, DocumentFactory.delTxt));
    writer.close();

    // Open a fresh read-only reader with the deletions in place
    return DirectoryReader.open(dir);
  }
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        if (!doc.deleted) {
          if (VERBOSE) {
            System.out.println("  delete id=" + doc.id);
          }
          doc.deleted = true;
          w.deleteDocuments(new Term("id", doc.id));
          delCount++;
        }
      }
    }
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        if (!doc.deleted) {
          if (VERBOSE) {
            System.out.println("  delete id=" + doc.id);
          }
          doc.deleted = true;
          w.deleteDocuments(new Term("id", doc.id));
          delCount++;
        }
      }
    }
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    for(int i=0; i < termsToDel.size() ; i++) {
      delTerms[i] = new Term(FIELD_NAME, termsToDel.get(i));
    }
   
    for(Term delTerm: delTerms) {
      writer.deleteDocuments(delTerm); 
    }
    writer.commit();
    writer.close();
   
    for(String termToDel: termsToDel) {
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    for(int i=0; i < termsToDel.size() ; i++) {
      delTerms[i] = new Term(FIELD_NAME, termsToDel.get(i));
    }
   
    for(Term delTerm: delTerms) {
      writer.deleteDocuments(delTerm); 
    }
    writer.commit();
    writer.close();
   
    for(String termToDel: termsToDel) {
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    docs = searcher.search(constantScore, 1);
    assertEquals("[just filter] Should find a hit...", 1, docs.totalHits);

    // now delete the doc, refresh the reader, and see that it's not there
    _TestUtil.keepFullyDeletedSegments(writer.w);
    writer.deleteDocuments(new Term("id", "1"));

    reader = refreshReader(reader);
    searcher.close();
    searcher = newSearcher(reader, false);
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    docs = searcher.search(constantScore, 1);
    assertEquals("[just filter] Should find a hit...", 1, docs.totalHits);
    assertEquals(missCount, filter.missCount);

    // now delete the doc, refresh the reader, and see that it's not there
    writer.deleteDocuments(new Term("id", "1"));

    reader = refreshReader(reader);
    searcher.close();
    searcher = newSearcher(reader, false);
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    constantScore = new ConstantScoreQuery(filter);
    docs = searcher.search(constantScore, 1);
    assertEquals("[just filter] Should find a hit...", 1, docs.totalHits);

    // now delete the doc, refresh the reader, and see that it's not there
    writer.deleteDocuments(new Term("id", "1"));

    reader = refreshReader(reader);
    searcher.close();
    searcher = newSearcher(reader, false);
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        if (!doc.deleted) {
          if (VERBOSE) {
            System.out.println("  delete id=" + doc.id);
          }
          doc.deleted = true;
          w.deleteDocuments(new Term("id", doc.id));
          delCount++;
        }
      }
    }
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    addField(doc, groupField, "a", useDv);
    doc.add(new StringField("airport", "ams", Field.Store.NO));
    w.addDocument(doc);

    w.commit();
    w.deleteDocuments(new TermQuery(new Term("airport", "ams")));

    // 2
    doc = new Document();
    addField(doc, groupField, "a", useDv);
    doc.add(new StringField("airport", "ams", Field.Store.NO));
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