Examples with StripeId com.facebook.presto.orc.StripeReader.StripeId used on opensource projects

Example 6 with StripeId

use of com.facebook.presto.orc.StripeReader.StripeId in project presto by prestodb.

the class TestOrcReaderDwrfStripeCaching method assertStripeFooterCachePresent.

private void assertStripeFooterCachePresent(DwrfStripeCache dwrfStripeCache, RandomAccessFile file, DwrfProto.StripeInformation stripe) throws IOException {
    StripeId stripeId = new StripeId(TEST_DATA_SOURCE_ID, stripe.getOffset());
    Optional<Slice> stripeFooterSlice = dwrfStripeCache.getStripeFooterSlice(stripeId, toIntExact(stripe.getFooterLength()));
    assertTrue(stripeFooterSlice.isPresent());
    long footerOffset = stripe.getOffset() + stripe.getIndexLength() + stripe.getDataLength();
    assertEquals(stripeFooterSlice.get().getBytes(), readBytes(file, footerOffset, stripe.getFooterLength()));
}

Example 7 with StripeId

use of com.facebook.presto.orc.StripeReader.StripeId in project presto by prestodb.

the class StorageModule method createStripeMetadataSourceFactory.

@Singleton
@Provides
public StripeMetadataSourceFactory createStripeMetadataSourceFactory(OrcCacheConfig orcCacheConfig, MBeanExporter exporter) {
    StripeMetadataSource stripeMetadataSource = new StorageStripeMetadataSource();
    if (orcCacheConfig.isStripeMetadataCacheEnabled()) {
        Cache<StripeId, Slice> footerCache = CacheBuilder.newBuilder().maximumWeight(orcCacheConfig.getStripeFooterCacheSize().toBytes()).weigher((id, footer) -> ((Slice) footer).length()).expireAfterAccess(orcCacheConfig.getStripeFooterCacheTtlSinceLastAccess().toMillis(), TimeUnit.MILLISECONDS).recordStats().build();
        Cache<StripeStreamId, Slice> streamCache = CacheBuilder.newBuilder().maximumWeight(orcCacheConfig.getStripeStreamCacheSize().toBytes()).weigher((id, stream) -> ((Slice) stream).length()).expireAfterAccess(orcCacheConfig.getStripeStreamCacheTtlSinceLastAccess().toMillis(), TimeUnit.MILLISECONDS).recordStats().build();
        CacheStatsMBean footerCacheStatsMBean = new CacheStatsMBean(footerCache);
        CacheStatsMBean streamCacheStatsMBean = new CacheStatsMBean(streamCache);
        exporter.export(generatedNameOf(CacheStatsMBean.class, connectorId + "_StripeFooter"), footerCacheStatsMBean);
        exporter.export(generatedNameOf(CacheStatsMBean.class, connectorId + "_StripeStream"), streamCacheStatsMBean);
        Optional<Cache<StripeStreamId, List<RowGroupIndex>>> rowGroupIndexCache = Optional.empty();
        if (orcCacheConfig.isRowGroupIndexCacheEnabled()) {
            rowGroupIndexCache = Optional.of(CacheBuilder.newBuilder().maximumWeight(orcCacheConfig.getRowGroupIndexCacheSize().toBytes()).weigher((id, rowGroupIndices) -> toIntExact(((List<RowGroupIndex>) rowGroupIndices).stream().mapToLong(RowGroupIndex::getRetainedSizeInBytes).sum())).expireAfterAccess(orcCacheConfig.getStripeStreamCacheTtlSinceLastAccess().toMillis(), MILLISECONDS).recordStats().build());
            CacheStatsMBean rowGroupIndexCacheStatsMBean = new CacheStatsMBean(rowGroupIndexCache.get());
            exporter.export(generatedNameOf(CacheStatsMBean.class, connectorId + "_StripeStreamRowGroupIndex"), rowGroupIndexCacheStatsMBean);
        }
        stripeMetadataSource = new CachingStripeMetadataSource(stripeMetadataSource, footerCache, streamCache, rowGroupIndexCache);
    }
    StripeMetadataSourceFactory factory = StripeMetadataSourceFactory.of(stripeMetadataSource);
    if (orcCacheConfig.isDwrfStripeCacheEnabled()) {
        factory = new DwrfAwareStripeMetadataSourceFactory(factory);
    }
    return factory;
}