Created
November 27, 2012 07:24
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NRTManager 설명
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@Test | |
public void NRTManagerDiffGenIndexSearcher() throws CorruptIndexException, LockObtainFailedException, IOException { | |
IndexWriter writer = getWriter(); | |
NRTManager.TrackingIndexWriter trackingIndexWriter = new NRTManager.TrackingIndexWriter(writer); | |
NRTManager nrtManager = new NRTManager(trackingIndexWriter, new SearcherFactory()); | |
long generation = nrtManager.getCurrentSearchingGen(); | |
Assert.assertEquals(0, generation); | |
IndexSearcher indexSearcher = nrtManager.acquire(); | |
Term t = new Term("id", "4"); | |
Query q = new TermQuery(t); | |
TopDocs docs = indexSearcher.search(q, 10); | |
Assert.assertEquals(1, docs.totalHits); | |
//Document추가 후 refresh... increment generation | |
Document doc = new Document(); | |
doc.add(new Field("id", String.valueOf(4), Field.Store.YES, Field.Index.NOT_ANALYZED)); | |
trackingIndexWriter.addDocument(doc); | |
nrtManager.maybeRefresh(); | |
//기존 indexSearcher는 1개 | |
docs = indexSearcher.search(q, 10); | |
Assert.assertEquals(1, docs.totalHits); | |
docs = nrtManager.acquire().search(q, 10); | |
Assert.assertEquals(2, docs.totalHits); | |
} |
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@Test | |
public void NRTManagerGenerationTokenObtain() throws CorruptIndexException, LockObtainFailedException, IOException { | |
IndexWriter writer = getWriter(); | |
NRTManager.TrackingIndexWriter trackingIndexWriter = new NRTManager.TrackingIndexWriter(writer); | |
NRTManager nrtManager = new NRTManager(trackingIndexWriter, new SearcherFactory()); | |
long generation = nrtManager.getCurrentSearchingGen(); | |
Assert.assertEquals(0, generation); | |
Document doc = new Document(); | |
doc.add(new Field("id", String.valueOf(4), Field.Store.YES, Field.Index.NOT_ANALYZED)); | |
long newGeneration = trackingIndexWriter.addDocument(doc); | |
Assert.assertEquals(1, newGeneration); | |
generation = nrtManager.getCurrentSearchingGen(); | |
Assert.assertEquals(0, generation); | |
nrtManager.maybeRefresh(); | |
generation = nrtManager.getCurrentSearchingGen(); | |
Assert.assertEquals(1, generation); | |
} |
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@Test | |
public void NRTManagerWaitForGeneration() throws CorruptIndexException, LockObtainFailedException, IOException { | |
IndexWriter writer = getWriter(); | |
NRTManager.TrackingIndexWriter trackingIndexWriter = new NRTManager.TrackingIndexWriter(writer); | |
NRTManager nrtManager = new NRTManager(trackingIndexWriter, new SearcherFactory()); | |
long generation = nrtManager.getCurrentSearchingGen(); | |
Assert.assertEquals(0, generation); | |
//Document추가 후 refresh... increment generation | |
Document doc = new Document(); | |
doc.add(new Field("id", String.valueOf(4), Field.Store.YES, Field.Index.NOT_ANALYZED)); | |
trackingIndexWriter.addDocument(doc); | |
nrtManager.maybeRefresh(); | |
//기존 indexSearcher는 1개 | |
generation = nrtManager.getCurrentSearchingGen(); | |
Assert.assertEquals(1, generation); | |
nrtManager.waitForGeneration(1); | |
} | |
@Test | |
public void NRTManagerWaitingListener() throws CorruptIndexException, LockObtainFailedException, IOException { | |
IndexWriter writer = getWriter(); | |
NRTManager.TrackingIndexWriter trackingIndexWriter = new NRTManager.TrackingIndexWriter(writer); | |
NRTManager nrtManager = new NRTManager(trackingIndexWriter, new SearcherFactory()); | |
nrtManager.addWaitingListener(new WaitingListener() { | |
@Override | |
public void waiting(long arg0) { | |
System.out.println("wait generation : " + arg0); | |
try { | |
Thread.sleep(2000); | |
} catch (InterruptedException e) { | |
e.printStackTrace(); | |
} | |
System.exit(-1); | |
} | |
}); | |
long generation = nrtManager.getCurrentSearchingGen(); | |
Assert.assertEquals(0, generation); | |
//Document추가 후 refresh... increment generation | |
Document doc = new Document(); | |
doc.add(new Field("id", String.valueOf(4), Field.Store.YES, Field.Index.NOT_ANALYZED)); | |
trackingIndexWriter.addDocument(doc); | |
nrtManager.maybeRefresh(); | |
generation = nrtManager.getCurrentSearchingGen(); | |
Assert.assertEquals(1, generation); | |
nrtManager.waitForGeneration(2); | |
} |
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IndexWriter writer = getWriter(); | |
NRTManager.TrackingIndexWriter trackingIndexWriter | |
= new NRTManager.TrackingIndexWriter(writer); | |
NRTManager nrtManager = new NRTManager(trackingIndexWriter, new SearcherFactory()); |
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