org.pojomatic.formatter
Class AccountNumberFormatter

java.lang.Object
  org.pojomatic.formatter.DefaultPropertyFormatter
      org.pojomatic.formatter.AccountNumberFormatter

All Implemented Interfaces:

PropertyFormatter

public class AccountNumberFormatter
extends DefaultPropertyFormatter

A property formatter which shows only the last 4 characters of the string representation of the Property, with all others replaced by an asterisk ('*'). Useful for credit card numbers, social security numbers, etc.

For example, a 16 character String representing a credit card number would be formatted as "************1234".

Constructor Summary

AccountNumberFormatter()

Method Summary

java.lang.String	format(java.lang.Object value) Format a given value.
protected char	getFillChar()
protected int	getPlaintextChars()
void	initialize(java.lang.reflect.AnnotatedElement element) Initialize the formatter for use; this method will be called exactly once on an instance, prior to any calls to PropertyFormatter.format(Object).
protected void	setFillChar(char fillChar)
protected void	setPlaintextChars(int plaintextChars)

Methods inherited from class java.lang.Object

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

Constructor Detail

AccountNumberFormatter

public AccountNumberFormatter()

Method Detail

initialize

public void initialize(java.lang.reflect.AnnotatedElement element)

Description copied from interface: PropertyFormatter

Initialize the formatter for use; this method will be called exactly once on an instance, prior to any calls to PropertyFormatter.format(Object). This method does not need to be thread-safe.

Specified by:

initialize in interface PropertyFormatter

Overrides:

initialize in class DefaultPropertyFormatter

format

public java.lang.String format(java.lang.Object value)

Description copied from interface: PropertyFormatter

Format a given value. This method must be thread safe.

Specified by:

format in interface PropertyFormatter

Overrides:

format in class DefaultPropertyFormatter

Parameters:

value - the value to format

Returns:

the value, formatted (must not be null)

getPlaintextChars

protected int getPlaintextChars()

setPlaintextChars

protected void setPlaintextChars(int plaintextChars)

getFillChar

protected char getFillChar()

setFillChar

protected void setFillChar(char fillChar)