Package parser

Class DataSetFormatter

java.lang.Object
parser.DataSetFormatter
public class DataSetFormatter
extends java.lang.Object
Objects of this class take a data-set and simplify/reduce its complexity so that class MathExpression can easily work with it. The ultimate goal is to convert every data in the data-set into a number or a simple variable.
Since:
Sunday August 07 2011
Author:
JIBOYE Oluwagbemiro Olaoluwa

  • Field Summary

    Fields 
    Modifier and Type Field Description
    static java.lang.String CLOSE_BRACKET_MASK
    used to mask the commas after they have been processed.
    static java.lang.String COMMA_MASK
    used to mask the commas after they have been processed.
    static java.lang.String OPEN_BRACKET_MASK
    used to mask the commas after they have been processed.

  • Constructor Summary

    Constructors 
    Constructor Description
    DataSetFormatter​(java.lang.String datastring)
    Takes a comma separated string of data values and scans them into its dataset attribute.

  • Method Summary

    Modifier and Type Method Description
    java.util.List<java.lang.String> getDataset()  
    java.lang.String getFormattedDataSet()  
    static void main​(java.lang.String[] args)  
    void scanCommaSeparatedData​(java.lang.String myStr)
    root(@(x)sin(x)-x,2,3)
    void setDataset​(java.util.ArrayList<java.lang.String> dataset)  

    Methods inherited from class java.lang.Object

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

  • Field Details

  • Constructor Details

    • DataSetFormatter

      public DataSetFormatter​(java.lang.String datastring)
      Takes a comma separated string of data values and scans them into its dataset attribute.
      Parameters:
      datastring - A comma separated data set. e.g 2,3,......or sort(2,3,1,5,...) or mode(1,8,...)

  • Method Details

    • setDataset

      public void setDataset​(java.util.ArrayList<java.lang.String> dataset)

    • getDataset

      public java.util.List<java.lang.String> getDataset()

    • getFormattedDataSet

      public java.lang.String getFormattedDataSet()
      Returns:
      a formatted data-set.

    • scanCommaSeparatedData

      public final void scanCommaSeparatedData​(java.lang.String myStr)
      root(@(x)sin(x)-x,2,3)
      Parameters:
      myStr - A String containing a data that uses commas to separate values. It attacks the commas and encloses the values and other data between commas with brackets. e.g sort(2,sin(3),4,log,(,3*a+12,sum,(,2,3,),),log,(,3,10,)....) becomes sort( (2),(sin(3)),(4)....)

    • main

      public static void main​(java.lang.String[] args)