@Test
public void searchAfterDocumentAddedIndexReaderReopen()
throws CorruptIndexException, IOException {
// IndexReader를 얻어온다.
IndexReader indexReader = IndexReader.open(directory);
IndexSearcher indexSearcher = new IndexSearcher(indexReader);
Assert.assertTrue(indexReader.isCurrent());
Term t = new Term("ids", "4");
Query q = new TermQuery(t);
TopDocs docs = indexSearcher.search(q, 10);
Assert.assertEquals(0, docs.totalHits);
// 삭제 후 다시 검색 해 본다.
addDocument();
Assert.assertFalse(indexReader.isCurrent());
IndexReader newReader = indexReader.reopen();
if (newReader != indexReader) {
indexSearcher = new IndexSearcher(newReader);
indexReader.close();
}
docs = indexSearcher.search(q, 10);
Assert.assertEquals(1, docs.totalHits);
}
public static SimpleOrderedMap<Object> getIndexInfo(IndexReader reader, boolean countTerms)
throws IOException {
Directory dir = reader.directory();
SimpleOrderedMap<Object> indexInfo = new SimpleOrderedMap<Object>();
indexInfo.add("numDocs", reader.numDocs());
indexInfo.add("maxDoc", reader.maxDoc());
if (countTerms) {
TermEnum te = null;
try {
te = reader.terms();
int numTerms = 0;
while (te.next()) {
numTerms++;
}
indexInfo.add("numTerms", numTerms);
} finally {
if (te != null) te.close();
}
}
indexInfo.add(
"version",
reader.getVersion()); // TODO? Is this different then: IndexReader.getCurrentVersion( dir )?
indexInfo.add("optimized", reader.isOptimized());
indexInfo.add("current", reader.isCurrent());
indexInfo.add("hasDeletions", reader.hasDeletions());
indexInfo.add("directory", dir);
indexInfo.add("lastModified", new Date(IndexReader.lastModified(dir)));
return indexInfo;
}
private List getHitIds(Query query) throws IOException {
ArrayList matchIds = new ArrayList();
LinkedHashSet matchIdsSet = new LinkedHashSet();
if (query != null) {
if (r != null) {
if (!r.isCurrent()) {
while (r.isLocked(dir)) ;
r = IndexReader.open(dir);
searcher = new IndexSearcher(r);
}
} else {
r = IndexReader.open(dir);
searcher = new IndexSearcher(r);
}
DocumentCollector s = new DocumentCollector(searcher);
searcher.search(query, s);
// searcher.search(query);
searcher.close();
List hits = s.getStudies();
for (int i = 0; i < hits.size(); i++) {
Document d = (Document) hits.get(i);
Field authority = d.getField("authority");
String authorityStr = authority.stringValue();
Field studyId = d.getField("studyId");
String studyIdStr = studyId.stringValue();
/*
if (studyIdStr.length() < 5) {
StringBuffer pad = new StringBuffer();
for (int j = studyIdStr.length(); j < 5; j++) {
pad.append('0');
}
studyIdStr = pad.toString() + studyIdStr;
}
*/
// Long studyIdLong = Long.valueOf(studyIdStr);
String fileName = authorityStr + File.separator + studyIdStr;
// System.out.println(fileName);
matchIdsSet.add(fileName);
}
searcher.close();
}
matchIds.addAll(matchIdsSet);
return matchIds;
}
/** @see LuceneIndexReader#isCurrent() */
public boolean isCurrent() throws IOException {
return indexReader.isCurrent();
}
