Package org.drip.measure.crng

Class RdRandomSequenceGenerator

java.lang.Object
org.drip.measure.crng.RdRandomSequenceGenerator
public class RdRandomSequenceGenerator
extends java.lang.Object
RdRandomSequenceGenerator generates 1D and 2D random arrays. It provides the following Functionality:
  • Generate a Random Digit
  • Generate a Random Upper-case Alphabet
  • Generate a Random Upper Alpha-numeric Character
  • Generate a Random CUSIP
  • Generate a Random Number within the Maximum Value
  • Construct a 1D Array of Random Elements up to the Maximum Value
  • Construct a 2D Matrix of Random Elements up to the Maximum Value
  • Construct a Tridiagonal Matrix of Random Elements up to the Maximum Value
  • Construct a Periodic Tridiagonal Matrix of Random Elements up to the Maximum Value

Module Computational Core Module
Library Numerical Analysis Library
Project Rd Continuous/Discrete Probability Measures
Package Continuous Random Number Stream Generator

Author:
Lakshmi Krishnamurthy

  • Constructor Summary

    Constructors
    Constructor Description
    RdRandomSequenceGenerator()  

  • Method Summary

    Modifier and Type Method Description
    static java.lang.String CUSIP()
    Generate a Random CUSIP
    static int Digit()
    Generate a Random Digit
    static double Double​(double maximumElement, boolean isEntryInteger)
    Generate a Random Number within the Maximum Value
    static double[] DoubleArray​(int elementCount, double maximumElement, boolean isEntryInteger)
    Construct a 1D Array of Random Elements up to the Maximum Value
    static double[][] DoubleMatrix​(int elementCount, double maximumElement, boolean isEntryInteger)
    Construct a 2D Matrix of Random Elements up to the Maximum Value
    static double[][] PeriodicTridiagonalMatix​(int elementCount, double maximumElement, boolean isEntryInteger)
    Construct a Periodic Tridiagonal Matrix of Random Elements up to the Maximum Value
    static double[][] TridiagonalMatrix​(int elementCount, double maximumElement, boolean isEntryInteger)
    Construct a Tridiagonal Matrix of Random Elements up to the Maximum Value
    static char UpperCaseAlphabet()
    Generate a Random Upper-case Alphabet
    static char UpperCaseAlphabetOrNumber()
    Generate a Random Upper Alpha-numeric Character

    Methods inherited from class java.lang.Object

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

  • Constructor Details

    • RdRandomSequenceGenerator

      public RdRandomSequenceGenerator()

  • Method Details

    • Digit

      public static final int Digit()
      Generate a Random Digit
      Returns:
      Random Digit

    • UpperCaseAlphabet

      public static final char UpperCaseAlphabet()
      Generate a Random Upper-case Alphabet
      Returns:
      Random Upper-case Alphabet

    • UpperCaseAlphabetOrNumber

      public static final char UpperCaseAlphabetOrNumber()
      Generate a Random Upper Alpha-numeric Character
      Returns:
      Random Upper Alpha-numeric Character

    • CUSIP

      public static final java.lang.String CUSIP()
      Generate a Random CUSIP
      Returns:
      The CUSIP

    • Double

      public static final double Double​(double maximumElement, boolean isEntryInteger) throws java.lang.Exception
      Generate a Random Number within the Maximum Value
      Parameters:
      maximumElement - Maximum Element
      isEntryInteger - TRUE - Entry is an Integer
      Returns:
      Random Number within the Maximum Value
      Throws:
      java.lang.Exception - Thrown if the Maximum Element is Invalid

    • DoubleArray

      public static final double[] DoubleArray​(int elementCount, double maximumElement, boolean isEntryInteger)
      Construct a 1D Array of Random Elements up to the Maximum Value
      Parameters:
      elementCount - Number of Elements in the Array
      maximumElement - Maximum Element
      isEntryInteger - TRUE - Entry is an Integer
      Returns:
      1D Array of Random Elements up to the Maximum Value

    • DoubleMatrix

      public static final double[][] DoubleMatrix​(int elementCount, double maximumElement, boolean isEntryInteger)
      Construct a 2D Matrix of Random Elements up to the Maximum Value
      Parameters:
      elementCount - Number of Elements in the Array
      maximumElement - Maximum Element
      isEntryInteger - TRUE - Entry is an Integer
      Returns:
      2D Matrix of Random Elements up to the Maximum Value

    • TridiagonalMatrix

      public static final double[][] TridiagonalMatrix​(int elementCount, double maximumElement, boolean isEntryInteger)
      Construct a Tridiagonal Matrix of Random Elements up to the Maximum Value
      Parameters:
      elementCount - Number of Elements in the Array
      maximumElement - Maximum Element
      isEntryInteger - TRUE - Entry is an Integer
      Returns:
      Tridiagonal Matrix of Random Elements up to the Maximum Value

    • PeriodicTridiagonalMatix

      public static final double[][] PeriodicTridiagonalMatix​(int elementCount, double maximumElement, boolean isEntryInteger)
      Construct a Periodic Tridiagonal Matrix of Random Elements up to the Maximum Value
      Parameters:
      elementCount - Number of Elements in the Array
      maximumElement - Maximum Element
      isEntryInteger - TRUE - Entry is an Integer
      Returns:
      Periodic Tridiagonal Matrix of Random Elements up to the Maximum Value