Class VCSVWeb

java.lang.Object

VCSVWeb

public class VCSVWeb
extends java.lang.Object

Method Summary

Modifier and Type	Method and Description
static double[]	getColumnOfNumbers(java.lang.String urlPath, int col) Returns an array of numbers that exist in a certain column of a CSV file.
static java.lang.String[]	getColumnOfStrings(java.lang.String urlPath, int col) Returns an array of numbers that exist in a certain column of a CSV file.
static int	getNumCols(java.lang.String urlPath) Returns the number of columns that contain data in a CSV file.
static int	getNumRows(java.lang.String urlPath) Returns the number of rows that contain data in a CSV file.
static double[]	getRowOfNumbers(java.lang.String urlPath, int row) Returns an array of numbers that exist in a certain row of a CSV file.

Methods inherited from class java.lang.Object

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

Method Detail

getNumRows

public static int getNumRows(java.lang.String urlPath)

Returns the number of rows that contain data in a CSV file.

Parameters:

urlPath - the URL to the CSV file on the web.

Returns:

the number of rows that contain data in the CSV file with location urlPath.

getNumCols

public static int getNumCols(java.lang.String urlPath)

Returns the number of columns that contain data in a CSV file.

Parameters:

urlPath - the URL to the CSV file on the web.

Returns:

the number of columns that contain data in the CSV file with location urlPath.

getRowOfNumbers

public static double[] getRowOfNumbers(java.lang.String urlPath,
                                       int row)

Returns an array of numbers that exist in a certain row of a CSV file.

This method throws java.lang.NumberFormatException when the input column contains a character that cannot be converted into a double.

Parameters:

urlPath - the URL to the CSV file on the web.

row - the input row number (0-based index logic).

Returns:

an array of numbers that exist in row row of the CSV file located at urlPath.

getColumnOfStrings

public static java.lang.String[] getColumnOfStrings(java.lang.String urlPath,
                                                    int col)

Returns an array of numbers that exist in a certain column of a CSV file.

This method throws java.lang.NumberFormatException when the input column contains a character that cannot be converted into a double.

Parameters:

urlPath - the URL to the CSV file on the web.

col - the input column number (0-based index logic).

Returns:

an array of numbers that exist in column col of the CSV file located at urlPath.

getColumnOfNumbers

public static double[] getColumnOfNumbers(java.lang.String urlPath,
                                          int col)

Returns an array of numbers that exist in a certain column of a CSV file.

This method throws java.lang.NumberFormatException when the input column contains a character that cannot be converted into a double.

Parameters:

urlPath - the URL to the CSV file on the web.

col - the input column number (0-based index logic).

Returns:

an array of numbers that exist in column col of the CSV file located at urlPath.