Constructor Detail

• RedundantKVGenerator

  public RedundantKVGenerator()

  Default constructor, assumes all parameters from class constants.

• RedundantKVGenerator

  public RedundantKVGenerator(Random randomizer,
                      int numberOfRowPrefixes,
                      int averagePrefixLength,
                      int prefixLengthVariance,
                      int averageSuffixLength,
                      int suffixLengthVariance,
                      int numberOfRows,
                      float chanceForSameQualifier,
                      float chanceForSimiliarQualifier,
                      int averageQualifierLength,
                      int qualifierLengthVariance,
                      int columnFamilyLength,
                      int valueLength,
                      float chanceForZeroValue,
                      int baseTimestampDivide,
                      int timestampDiffSize)

  Various configuration options for generating key values

  Parameters:

  randomizer - pick things by random

Method Detail

• generateTestKeyValues

  public List<KeyValue> generateTestKeyValues(int howMany)

  Generate test data useful to test encoders.

  Parameters:

  howMany - How many Key values should be generated.

  Returns:

  sorted list of key values

• generateTestKeyValues

  public List<KeyValue> generateTestKeyValues(int howMany,
                                     boolean useTags)

  Generate test data useful to test encoders.

  Parameters:

  howMany - How many Key values should be generated.

  Returns:

  sorted list of key values

• convertKvToByteBuffer

  public static ByteBuffer convertKvToByteBuffer(List<KeyValue> keyValues,
                                 boolean includesMemstoreTS)

  Convert list of KeyValues to byte buffer.

  Parameters:

  keyValues - list of KeyValues to be converted.

  Returns:

  buffer with content from key values

• setCommonPrefix

  public RedundantKVGenerator setCommonPrefix(byte[] prefix)

  get/set

• setRandomizer

  public RedundantKVGenerator setRandomizer(Random randomizer)

• setNumberOfRowPrefixes

  public RedundantKVGenerator setNumberOfRowPrefixes(int numberOfRowPrefixes)

• setAveragePrefixLength

  public RedundantKVGenerator setAveragePrefixLength(int averagePrefixLength)

• setPrefixLengthVariance

  public RedundantKVGenerator setPrefixLengthVariance(int prefixLengthVariance)

• setAverageSuffixLength

  public RedundantKVGenerator setAverageSuffixLength(int averageSuffixLength)

• setSuffixLengthVariance

  public RedundantKVGenerator setSuffixLengthVariance(int suffixLengthVariance)

• setNumberOfRows

  public RedundantKVGenerator setNumberOfRows(int numberOfRows)

• setChanceForSameQualifier

  public RedundantKVGenerator setChanceForSameQualifier(float chanceForSameQualifier)

• setChanceForSimilarQualifier

  public RedundantKVGenerator setChanceForSimilarQualifier(float chanceForSimiliarQualifier)

• setAverageQualifierLength

  public RedundantKVGenerator setAverageQualifierLength(int averageQualifierLength)

• setQualifierLengthVariance

  public RedundantKVGenerator setQualifierLengthVariance(int qualifierLengthVariance)

• setColumnFamilyLength

  public RedundantKVGenerator setColumnFamilyLength(int columnFamilyLength)

• setFamily

  public RedundantKVGenerator setFamily(byte[] family)

• setValueLength

  public RedundantKVGenerator setValueLength(int valueLength)

• setChanceForZeroValue

  public RedundantKVGenerator setChanceForZeroValue(float chanceForZeroValue)

• setBaseTimestampDivide

  public RedundantKVGenerator setBaseTimestampDivide(int baseTimestampDivide)

• setTimestampDiffSize

  public RedundantKVGenerator setTimestampDiffSize(int timestampDiffSize)