Examples with SolrIndexSearcher org.apache.solr.search.SolrIndexSearcher used on opensource projects

Example 51 with SolrIndexSearcher

use of org.apache.solr.search.SolrIndexSearcher in project stanbol by apache.

the class CorpusCreationTask method call.

@Override
public TaggerFstCorpus call() {
    if (!indexConfig.isActive()) {
        String msg = "Index Configuration already deactivated";
        fstInfo.setError(msg);
        throw new IllegalStateException(msg);
    }
    SolrCore core = indexConfig.getIndex();
    if (core.isClosed()) {
        String msg = "Unable to build " + fstInfo + " becuase SolrCore " + core.getName() + " is closed!";
        fstInfo.setError(msg);
        throw new IllegalStateException(msg);
    }
    final TaggerFstCorpus corpus;
    RefCounted<SolrIndexSearcher> searcherRef = core.getSearcher();
    try {
        //STANBOL-1177: create FST models in AccessController.doPrivileged(..)
        final SolrIndexSearcher searcher = searcherRef.get();
        //we do get the AtomicReader, because TaggerFstCorpus will need it
        //anyways. This prevents to create another SlowCompositeReaderWrapper.
        final IndexReader reader = searcher.getAtomicReader();
        log.info(" ... build FST corpus for {}", fstInfo);
        corpus = AccessController.doPrivileged(new PrivilegedExceptionAction<TaggerFstCorpus>() {

            public TaggerFstCorpus run() throws IOException {
                return new TaggerFstCorpus(reader, searcher.getIndexReader().getVersion(), null, fstInfo.indexedField, fstInfo.storedField, fstInfo.analyzer, fstInfo.partialMatches, 1, 100);
            }
        });
        if (indexConfig.isActive()) {
            //set the created corpus to the FST Info
            fstInfo.setCorpus(corpus);
        } else {
            //index configuration no longer active ... ignore the built FST
            log.warn("Index Config for " + fstInfo + "was deactivated while building FST. " + "Built FST will be ignored.");
        }
        return corpus;
    } catch (PrivilegedActionException pae) {
        Exception e = pae.getException();
        if (e instanceof IOException) {
            //IO Exception while loading the file
            throw new IllegalStateException("Unable to read Information to build " + fstInfo + " from SolrIndex '" + core.getName() + "'!", e);
        } else {
            //Runtime exception
            throw RuntimeException.class.cast(e);
        }
    } finally {
        //ensure that we dereference the searcher
        searcherRef.decref();
    }
}

Example 52 with SolrIndexSearcher

use of org.apache.solr.search.SolrIndexSearcher in project stanbol by apache.

the class CorpusCreationTask method run.

@Override
public void run() {
    TaggerFstCorpus corpus = null;
    RefCounted<SolrIndexSearcher> searcherRef = core.getSearcher();
    try {
        SolrIndexSearcher searcher = searcherRef.get();
        //we do get the AtomicReader, because TaggerFstCorpus will need it
        //anyways. This prevents to create another SlowCompositeReaderWrapper.
        IndexReader reader = searcher.getAtomicReader();
        log.info(" ... build {}", corpusInfo);
        corpus = new TaggerFstCorpus(reader, searcher.getIndexReader().getVersion(), null, corpusInfo.indexedField, corpusInfo.storedField, corpusInfo.analyzer, corpusInfo.partialMatches, 1, 200);
    } catch (IOException e) {
        throw new IllegalStateException("Unable to read Information to build " + corpusInfo + " from SolrIndex '" + core.getName() + "'!", e);
    } finally {
        //ensure that we dereference the searcher
        searcherRef.decref();
    }
    if (corpusInfo.fst.exists()) {
        if (!FileUtils.deleteQuietly(corpusInfo.fst)) {
            log.warn("Unable to delete existing FST fiel for {}", corpusInfo);
        }
    }
    if (corpus.getPhrases() != null) {
        //the FST is not empty
        try {
            //NOTE saving an empty corpus results in a NPE
            corpus.save(corpusInfo.fst);
        } catch (IOException e) {
            log.warn("Unable to store FST corpus " + corpusInfo + " to " + corpusInfo.fst.getAbsolutePath() + "!", e);
        }
    } else {
        log.info("FST for {} is empty ... no FST will be stored", corpusInfo);
    }
}

Example 53 with SolrIndexSearcher

use of org.apache.solr.search.SolrIndexSearcher in project lucene-solr by apache.

the class TestNRTOpen method getCoreCacheKeys.

private Set<Object> getCoreCacheKeys() {
    RefCounted<SolrIndexSearcher> searcher = h.getCore().getSearcher();
    Set<Object> set = Collections.newSetFromMap(new IdentityHashMap<Object, Boolean>());
    try {
        DirectoryReader ir = searcher.get().getRawReader();
        for (LeafReaderContext context : ir.leaves()) {
            set.add(context.reader().getCoreCacheHelper().getKey());
        }
    } finally {
        searcher.decref();
    }
    return set;
}

Example 54 with SolrIndexSearcher

use of org.apache.solr.search.SolrIndexSearcher in project lucene-solr by apache.

the class TestNRTOpen method assertNRT.

static void assertNRT(int maxDoc) {
    RefCounted<SolrIndexSearcher> searcher = h.getCore().getSearcher();
    try {
        DirectoryReader ir = searcher.get().getRawReader();
        assertEquals(maxDoc, ir.maxDoc());
        assertTrue("expected NRT reader, got: " + ir, ir.toString().contains(":nrt"));
    } finally {
        searcher.decref();
    }
}

Example 55 with SolrIndexSearcher

use of org.apache.solr.search.SolrIndexSearcher in project lucene-solr by apache.

the class TestQuerySenderListener method testSearcherEvents.

@Test
public void testSearcherEvents() throws Exception {
    SolrCore core = h.getCore();
    SolrEventListener newSearcherListener = core.newSearcherListeners.get(0);
    assertTrue("Not an instance of QuerySenderListener", newSearcherListener instanceof QuerySenderListener);
    QuerySenderListener qsl = (QuerySenderListener) newSearcherListener;
    RefCounted<SolrIndexSearcher> currentSearcherRef = core.getSearcher();
    SolrIndexSearcher currentSearcher = currentSearcherRef.get();
    //test new Searcher
    qsl.newSearcher(currentSearcher, null);
    MockQuerySenderListenerReqHandler mock = (MockQuerySenderListenerReqHandler) core.getRequestHandler("mock");
    assertNotNull("Mock is null", mock);
    String evt = mock.req.getParams().get(EventParams.EVENT);
    assertNotNull("Event is null", evt);
    assertTrue(evt + " is not equal to " + EventParams.FIRST_SEARCHER, evt.equals(EventParams.FIRST_SEARCHER) == true);
    assertU(adoc("id", "1"));
    assertU(commit());
    RefCounted<SolrIndexSearcher> newSearcherRef = core.getSearcher();
    evt = mock.req.getParams().get(EventParams.EVENT);
    assertNotNull("Event is null", evt);
    assertTrue(evt + " is not equal to " + EventParams.NEW_SEARCHER, evt.equals(EventParams.NEW_SEARCHER) == true);
    newSearcherRef.decref();
    currentSearcherRef.decref();
}