DataQuality (Wrangler Core 4.10.0 API)

java.lang.Object
- io.cdap.functions.Types
- - io.cdap.functions.DataQuality

```
public class DataQuality
extends Types
```
Data Quality Checks consolidated.

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method and Description
`static int`	`columns(Row row)` Given a row, finds the length of the row.
`static boolean`	`hascolumn(Row row, String column)` Finds if the row has a column.
`static boolean`	`inrange(double value, double lower, double upper)` Checks if the value is within the range.
`static boolean`	`isAmex(String cc)` Validates if string `ip` is a valid amex credit card number or not.
`static boolean`	`isCountryTld(String domain)` Validates if string `ip` is a valid country top-level domain or not.
`static boolean`	`isCreditCard(String cc)` Validates if string `ip` is a valid credit card number or not.
`static boolean`	`isDate(String date)` Validate using the default `Locale`.
`static boolean`	`isDate(String date, String pattern)` Validate using the specified pattern.
`static boolean`	`isDiner(String cc)` Validates if string `ip` is a valid diner credit card number or not.
`static boolean`	`isDiscover(String cc)` Validates if string `ip` is a valid discover credit card number or not.
`static boolean`	`isDomainName(String domain)` Validates if string `ip` is a valid url domain or not.
`static boolean`	`isDomainTld(String domain)` Validates if string `ip` is a valid top-level domain or not.
`static boolean`	`isEmail(String email)` Validates if string `ip` is a valid email address or not.
`static boolean`	`isempty(String str)` Checks if the string is empty or not.
`static boolean`	`isGenericTld(String domain)` Validates if string `ip` is a valid generic top-level domain or not.
`static boolean`	`isIP(String ip)` Validates if string `ip` is a valid IP address or not.
`static boolean`	`isIPv4(String ip)` Validates if string `ip` is a valid IPv4 address or not.
`static boolean`	`isIPv6(String ip)` Validates if string `ip` is a valid IPv6 address or not.
`static boolean`	`isISBN(String isbn)` Validates if string `ip` is a valid ISBN-10 or ISBN-13 or not.
`static boolean`	`isISBN10(String isbn)` Validates if string `ip` is a valid ISBN-10 or not.
`static boolean`	`isISBN13(String isbn)` Validates if string `ip` is a valid ISBN-13 or not.
`static boolean`	`isMaster(String cc)` Validates if string `ip` is a valid master credit card number or not.
`static boolean`	`isnull(Object object)` Checks if the object is null.
`static boolean`	`isUrl(String url)` Validates if string `ip` is a valid url address or not.
`static boolean`	`isVisa(String cc)` Validates if string `ip` is a valid visa credit card number or not.
`static boolean`	`isVPay(String cc)` Validates if string `ip` is a valid VPay credit card number or not.
`static int`	`strlen(String str)` Returns the length of the string.

Methods inherited from class io.cdap.functions.Types
isBoolean, isDouble, isEmpty, isInteger, isNumber, isTime

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - columns
```
public static int columns(Row row)
```
    Given a row, finds the length of the row.
    
    Parameters:
    
    row - length needs to be determined.
    
    Returns:
    
    length of the row.
  - hascolumn
```
public static boolean hascolumn(Row row,
                                String column)
```
    Finds if the row has a column.
    
    Parameters:
    
    row - in which a column needs to be checked.
    
    column - name of the column to be checked.
    
    Returns:
    
    true if column is not null and exists, false otherwise.
  - inrange
```
public static boolean inrange(double value,
                              double lower,
                              double upper)
```
    Checks if the value is within the range.
    
    Parameters:
    
    value - to be checked if it's in the range.
    
    lower - end of the defined range.
    
    upper - end of the defined range inclusive.
    
    Returns:
    
    true if in range, false otherwise.
  - strlen
```
public static int strlen(String str)
```
    Returns the length of the string.
    
    Parameters:
    
    str - for which we need to determine the length.
    
    Returns:
    
    length of string if not null, 0 otherwise.
  - isnull
```
public static boolean isnull(Object object)
```
    Checks if the object is null.
    
    Parameters:
    
    object - to be checked for null.
    
    Returns:
    
    true if
  - isempty
```
public static boolean isempty(String str)
```
    Checks if the string is empty or not.
    
    Parameters:
    
    str - to be checked for empty.
    
    Returns:
    
    true if not null and empty, else false.
  - isDate
```
public static boolean isDate(String date)
```
    Validate using the default Locale.
    
    Parameters:
    
    date - The value validation is being performed on.
    
    Returns:
    
    true if the value is valid.
  - isDate
```
public static boolean isDate(String date,
                             String pattern)
```
    Validate using the specified pattern.
    
    Parameters:
    
    date - The value validation is being performed on.
    
    pattern - The pattern used to validate the value against.
    
    Returns:
    
    true if the value is valid.
  - isIP
```
public static boolean isIP(String ip)
```
    Validates if string ip is a valid IP address or not. Could be IPv4 or IPv6.
    
    Parameters:
    
    ip - to be validated.
    
    Returns:
    
    true if valid IPv4 or IPv6.
  - isIPv4
```
public static boolean isIPv4(String ip)
```
    Validates if string ip is a valid IPv4 address or not.
    
    Parameters:
    
    ip - to be validated.
    
    Returns:
    
    true if valid IPv4.
  - isIPv6
```
public static boolean isIPv6(String ip)
```
    Validates if string ip is a valid IPv6 address or not.
    
    Parameters:
    
    ip - to be validated.
    
    Returns:
    
    true if valid IPv6.
  - isEmail
```
public static boolean isEmail(String email)
```
    Validates if string ip is a valid email address or not.
    
    Parameters:
    
    email - to be validated.
    
    Returns:
    
    true if valid email.
  - isUrl
```
public static boolean isUrl(String url)
```
    Validates if string ip is a valid url address or not.
    
    Parameters:
    
    url - to be validated.
    
    Returns:
    
    true if valid url.
  - isDomainName
```
public static boolean isDomainName(String domain)
```
    Validates if string ip is a valid url domain or not.
    
    Parameters:
    
    domain - to be validated.
    
    Returns:
    
    true if valid url.
  - isDomainTld
```
public static boolean isDomainTld(String domain)
```
    Validates if string ip is a valid top-level domain or not.
    
    Parameters:
    
    domain - to be validated.
    
    Returns:
    
    true if valid top-level domain.
  - isGenericTld
```
public static boolean isGenericTld(String domain)
```
    Validates if string ip is a valid generic top-level domain or not.
    
    Parameters:
    
    domain - to be validated.
    
    Returns:
    
    true if valid generic top-level domain.
  - isCountryTld
```
public static boolean isCountryTld(String domain)
```
    Validates if string ip is a valid country top-level domain or not.
    
    Parameters:
    
    domain - to be validated.
    
    Returns:
    
    true if valid country top-level domain.
  - isISBN
```
public static boolean isISBN(String isbn)
```
    Validates if string ip is a valid ISBN-10 or ISBN-13 or not.
    
    Parameters:
    
    isbn - to be validated.
    
    Returns:
    
    true if valid ISBN-10 or ISBN-13.
  - isISBN10
```
public static boolean isISBN10(String isbn)
```
    Validates if string ip is a valid ISBN-10 or not.
    
    Parameters:
    
    isbn - to be validated.
    
    Returns:
    
    true if valid ISBN-10.
  - isISBN13
```
public static boolean isISBN13(String isbn)
```
    Validates if string ip is a valid ISBN-13 or not.
    
    Parameters:
    
    isbn - to be validated.
    
    Returns:
    
    true if valid ISBN-13.
  - isCreditCard
```
public static boolean isCreditCard(String cc)
```
    Validates if string ip is a valid credit card number or not.
    
    Parameters:
    
    cc - to be validated.
    
    Returns:
    
    true if valid credit card number.
  - isAmex
```
public static boolean isAmex(String cc)
```
    Validates if string ip is a valid amex credit card number or not.
    
    Parameters:
    
    cc - to be validated.
    
    Returns:
    
    true if valid amex credit card number.
  - isVisa
```
public static boolean isVisa(String cc)
```
    Validates if string ip is a valid visa credit card number or not.
    
    Parameters:
    
    cc - to be validated.
    
    Returns:
    
    true if valid visa credit card number.
  - isMaster
```
public static boolean isMaster(String cc)
```
    Validates if string ip is a valid master credit card number or not.
    
    Parameters:
    
    cc - to be validated.
    
    Returns:
    
    true if valid master credit card number.
  - isDiner
```
public static boolean isDiner(String cc)
```
    Validates if string ip is a valid diner credit card number or not.
    
    Parameters:
    
    cc - to be validated.
    
    Returns:
    
    true if valid diner credit card number.
  - isDiscover
```
public static boolean isDiscover(String cc)
```
    Validates if string ip is a valid discover credit card number or not.
    
    Parameters:
    
    cc - to be validated.
    
    Returns:
    
    true if valid discover credit card number.
  - isVPay
```
public static boolean isVPay(String cc)
```
    Validates if string ip is a valid VPay credit card number or not.
    
    Parameters:
    
    cc - to be validated.
    
    Returns:
    
    true if valid VPay credit card number.

Class DataQuality

Method Summary

Methods inherited from class io.cdap.functions.Types

Methods inherited from class java.lang.Object

Method Detail

columns

hascolumn

inrange

strlen

isnull

isempty

isDate

isDate

isIP

isIPv4

isIPv6

isEmail

isUrl

isDomainName

isDomainTld

isGenericTld

isCountryTld

isISBN

isISBN10

isISBN13

isCreditCard

isAmex

isVisa

isMaster

isDiner

isDiscover

isVPay