How to use

lz4

method

in

com.datastax.driver.core.schemabuilder.SchemaBuilder

private CompressionOptions getCompression(int blockSize) {
  int chunkLength = blockSize != 0 ? blockSize : AtlasDbConstants.MINIMUM_COMPRESSION_BLOCK_SIZE_KB;
  return SchemaBuilder.lz4().withChunkLengthInKb(chunkLength);
}

@Test(groups = "unit")
public void should_build_compressions_options_for_lz4() throws Exception {
 // When
 final String built = lz4().withChunkLengthInKb(128).withCRCCheckChance(0.6D).build();
 // Then
 assertThat(built)
   .isEqualTo(
     "{'sstable_compression' : 'LZ4Compressor', 'chunk_length_kb' : 128, 'crc_check_chance' : 0.6}");
}

private CompressionOptions getCompression(int blockSize) {
  int chunkLength = blockSize != 0 ? blockSize : AtlasDbConstants.MINIMUM_COMPRESSION_BLOCK_SIZE_KB;
  return SchemaBuilder.lz4().withChunkLengthInKb(chunkLength);
}

.comment("This is a comment")
.compactionOptions(leveledStrategy().ssTableSizeInMB(160))
.compressionOptions(lz4())
.dcLocalReadRepairChance(0.21)
.defaultTimeToLive(100)

.comment("This is a comment")
.compactionOptions(leveledStrategy().ssTableSizeInMB(160))
.compressionOptions(lz4())
.dcLocalReadRepairChance(0.21)
.defaultTimeToLive(100)

@Test(groups = "unit")
public void should_build_compressions_options_for_lz4() throws Exception {
 // When
 final String built = lz4().withChunkLengthInKb(128).withCRCCheckChance(0.6D).build();
 // Then
 assertThat(built)
   .isEqualTo(
     "{'sstable_compression' : 'LZ4Compressor', 'chunk_length_kb' : 128, 'crc_check_chance' : 0.6}");
}

private static CompressionOptions compressionOptions(final Configuration configuration) {
  if (!configuration.get(CF_COMPRESSION)) {
    // No compression
    return noCompression();
  }
  return Match(configuration.get(CF_COMPRESSION_TYPE)).of(
      Case($("LZ4Compressor"), lz4()),
      Case($("SnappyCompressor"), snappy()),
      Case($("DeflateCompressor"), deflate()))
      .withChunkLengthInKb(configuration.get(CF_COMPRESSION_BLOCK_SIZE));
}

.comment("This is a comment")
.compactionOptions(leveledStrategy().ssTableSizeInMB(160))
.compressionOptions(lz4())
.dcLocalReadRepairChance(0.21)
.defaultTimeToLive(100)

.comment("This is a comment")
.compactionOptions(leveledStrategy().ssTableSizeInMB(160))
.compressionOptions(lz4())
.dcLocalReadRepairChance(0.21)
.defaultTimeToLive(100)