Examples with HoodieHFileReader org.apache.hudi.io.storage.HoodieHFileReader used on opensource projects

Example 6 with HoodieHFileReader

use of org.apache.hudi.io.storage.HoodieHFileReader in project hudi by apache.

the class TestHoodieBackedTableMetadata method verifyMetadataRecordKeyExcludeFromPayloadBaseFiles.

/**
 * Verify metadata table base files for the records persisted based on the config. When
 * the key deduplication is enabled, the records persisted on the disk in the base file
 * should have key field in the payload as empty string.
 *
 * @param table - Metadata table
 */
private void verifyMetadataRecordKeyExcludeFromPayloadBaseFiles(HoodieTable table) throws IOException {
    table.getHoodieView().sync();
    List<FileSlice> fileSlices = table.getSliceView().getLatestFileSlices(MetadataPartitionType.FILES.getPartitionPath()).collect(Collectors.toList());
    if (!fileSlices.get(0).getBaseFile().isPresent()) {
        throw new IllegalStateException("Base file not available!");
    }
    final HoodieBaseFile baseFile = fileSlices.get(0).getBaseFile().get();
    HoodieHFileReader hoodieHFileReader = new HoodieHFileReader(context.getHadoopConf().get(), new Path(baseFile.getPath()), new CacheConfig(context.getHadoopConf().get()));
    List<Pair<String, IndexedRecord>> records = hoodieHFileReader.readAllRecords();
    records.forEach(entry -> {
        assertNull(((GenericRecord) entry.getSecond()).get(HoodieRecord.RECORD_KEY_METADATA_FIELD));
        final String keyInPayload = (String) ((GenericRecord) entry.getSecond()).get(HoodieMetadataPayload.KEY_FIELD_NAME);
        assertFalse(keyInPayload.isEmpty());
    });
}