Examples with TopEntries org.apache.geode.cache.lucene.internal.distributed.TopEntries used on opensource projects

Example 1 with TopEntries

use of org.apache.geode.cache.lucene.internal.distributed.TopEntries in project geode by apache.

the class LuceneQueryImpl method findTopEntries.

private TopEntries<K> findTopEntries() throws LuceneQueryException {
    TopEntriesCollectorManager manager = new TopEntriesCollectorManager(null, limit);
    LuceneFunctionContext<TopEntriesCollector> context = new LuceneFunctionContext<>(query, indexName, manager, limit);
    // TODO provide a timeout to the user?
    TopEntries<K> entries = null;
    try {
        TopEntriesFunctionCollector collector = new TopEntriesFunctionCollector(context);
        ResultCollector<TopEntriesCollector, TopEntries<K>> rc = onRegion().setArguments(context).withCollector(collector).execute(LuceneQueryFunction.ID);
        entries = rc.getResult();
    } catch (FunctionException e) {
        if (e.getCause() instanceof LuceneQueryException) {
            throw new LuceneQueryException(e);
        } else if (e.getCause() instanceof TransactionException) {
            // When run from client with single hop disabled
            throw new LuceneQueryException(LUCENE_QUERY_CANNOT_BE_EXECUTED_WITHIN_A_TRANSACTION);
        } else if (e.getCause() instanceof RuntimeException) {
            throw (RuntimeException) e.getCause();
        }
        throw e;
    } catch (TransactionException e) {
        // When function execution is run from server
        throw new LuceneQueryException(LUCENE_QUERY_CANNOT_BE_EXECUTED_WITHIN_A_TRANSACTION);
    }
    return entries;
}

Example 2 with TopEntries

use of org.apache.geode.cache.lucene.internal.distributed.TopEntries in project geode by apache.

the class LuceneQueryImplJUnitTest method addValueToResults.

private void addValueToResults() {
    TopEntries entries = new TopEntries();
    entries.addHit(new EntryScore("hi", 5));
    when(collector.getResult()).thenReturn(entries);
    when(results.getMaxScore()).thenReturn(5f);
    when(results.size()).thenReturn(1);
    List<LuceneResultStruct<Object, Object>> page = Collections.singletonList(new LuceneResultStructImpl<>("hi", "value", 5f));
    when(results.next()).thenReturn(page);
    when(results.hasNext()).thenReturn(true);
}

Example 3 with TopEntries

use of org.apache.geode.cache.lucene.internal.distributed.TopEntries in project geode by apache.

the class LuceneQueryImplJUnitTest method shouldReturnEmptyListFromFindValuesWithNoResults.

@Test
public void shouldReturnEmptyListFromFindValuesWithNoResults() throws LuceneQueryException {
    TopEntries entries = new TopEntries();
    when(collector.getResult()).thenReturn(entries);
    Collection<Object> results = query.findValues();
    assertEquals(Collections.emptyList(), results);
}

Example 4 with TopEntries

use of org.apache.geode.cache.lucene.internal.distributed.TopEntries in project geode by apache.

the class LuceneQueryImplJUnitTest method shouldReturnEmptyListFromFindKeysWithNoResults.

@Test
public void shouldReturnEmptyListFromFindKeysWithNoResults() throws LuceneQueryException {
    TopEntries entries = new TopEntries();
    when(collector.getResult()).thenReturn(entries);
    Collection<Object> results = query.findKeys();
    assertEquals(Collections.emptyList(), results);
}