Package org.gridgain.tpcds.qgen.random

Class RandomValueGenerator

java.lang.Object

org.gridgain.tpcds.qgen.random.RandomValueGenerator

public final class RandomValueGenerator
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static final String	ALPHA_NUMERIC
static final String	DIGITS

Method Summary

Modifier and Type	Method	Description
static Date	generateExponentialRandomDate(Date min, Date max, RandomNumberStream randomNumberStream)
static Decimal	generateExponentialRandomDecimal(Decimal min, Decimal max, Decimal mean, RandomNumberStream randomNumberStream)
static int	generateExponentialRandomInt(int min, int max, RandomNumberStream randomNumberStream)
static long	generateExponentialRandomKey(long min, long max, RandomNumberStream randomNumberStream)
static String	generateRandomCharset(String set, int min, int max, RandomNumberStream randomNumberStream)
static String	generateRandomEmail(String first, String last, RandomNumberStream randomNumberStream)
static String	generateRandomIpAddress(RandomNumberStream randomNumberStream)
static String	generateRandomText(int minLength, int maxLength, RandomNumberStream stream)
static String	generateRandomUrl(RandomNumberStream randomNumberStream)
static Date	generateSalesReturnsRandomDate(Date min, Date max, CalendarDistribution.Weights weights, RandomNumberStream randomNumberStream)
static Date	generateUniformRandomDate(Date min, Date max, RandomNumberStream randomNumberStream)
static Decimal	generateUniformRandomDecimal(Decimal min, Decimal max, RandomNumberStream randomNumberStream)
static int	generateUniformRandomInt(int min, int max, RandomNumberStream randomNumberStream)
static long	generateUniformRandomKey(long min, long max, RandomNumberStream randomNumberStream)
static String	generateWord(long seed, int maxChars, StringValuesDistribution distribution)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

ALPHA_NUMERIC

public static final String ALPHA_NUMERIC

See Also:

• Constant Field Values

DIGITS

public static final String DIGITS

See Also:

• Constant Field Values

Method Details

generateUniformRandomInt

public static int generateUniformRandomInt(int min,
 int max,
 RandomNumberStream randomNumberStream)

generateUniformRandomKey

public static long generateUniformRandomKey(long min,
 long max,
 RandomNumberStream randomNumberStream)

generateUniformRandomDecimal

public static Decimal generateUniformRandomDecimal(Decimal min,
 Decimal max,
 RandomNumberStream randomNumberStream)

generateUniformRandomDate

public static Date generateUniformRandomDate(Date min,
 Date max,
 RandomNumberStream randomNumberStream)

generateSalesReturnsRandomDate

public static Date generateSalesReturnsRandomDate(Date min,
 Date max,
 CalendarDistribution.Weights weights,
 RandomNumberStream randomNumberStream)

generateRandomCharset

public static String generateRandomCharset(String set,
 int min,
 int max,
 RandomNumberStream randomNumberStream)

generateRandomEmail

public static String generateRandomEmail(String first,
 String last,
 RandomNumberStream randomNumberStream)

generateRandomIpAddress

public static String generateRandomIpAddress(RandomNumberStream randomNumberStream)

generateRandomUrl

public static String generateRandomUrl(RandomNumberStream randomNumberStream)

generateExponentialRandomInt

public static int generateExponentialRandomInt(int min,
 int max,
 RandomNumberStream randomNumberStream)

generateExponentialRandomKey

public static long generateExponentialRandomKey(long min,
 long max,
 RandomNumberStream randomNumberStream)

generateExponentialRandomDecimal

public static Decimal generateExponentialRandomDecimal(Decimal min,
 Decimal max,
 Decimal mean,
 RandomNumberStream randomNumberStream)

generateExponentialRandomDate

public static Date generateExponentialRandomDate(Date min,
 Date max,
 RandomNumberStream randomNumberStream)

generateRandomText

public static String generateRandomText(int minLength,
 int maxLength,
 RandomNumberStream stream)

generateWord

public static String generateWord(long seed,
 int maxChars,
 StringValuesDistribution distribution)