Package com.broadleafcommerce.promotion.offer.service.helper

Class CodeFormatAvailableCharHelper

java.lang.Object

com.broadleafcommerce.promotion.offer.service.helper.CodeFormatAvailableCharHelper

public class CodeFormatAvailableCharHelper
extends Object

Determines for a given character what the available replacement characters are.

Author:

bpolster

Field Summary

Fields

Modifier and Type	Field	Description
static final String	CODE_FRIENDLY_ALL
static final String	CODE_FRIENDLY_LETTERS
static final String	CODE_FRIENDLY_NUMBERS

Constructor Summary

Constructors

Constructor	Description
CodeFormatAvailableCharHelper()

Method Summary

Modifier and Type	Method	Description
long	countAllowedCharsInFirstPosition(CodeGenerator generator)
long	countCombinationsForGenerator(CodeGenerator generator)	Calculate the number of combinations for the passed in generator object.
long	countCombinationsForGenerator(CodeGenerator generator, int skipCount, boolean firstOnly)	Calculate the number of combinations for the passed in generator object.
String	getAvailableCharactersForFormatElement(CodeGenerator generator, char formatElement)
protected Map<Character,String>	resolveCharMap(CodeGenerator generator)	If the generator has a custom alphabet then use that for the charMap, otherwise, use the default charMap configured in the helper.

Methods inherited from class java.lang.Object

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

Field Details

CODE_FRIENDLY_NUMBERS

public static final String CODE_FRIENDLY_NUMBERS

See Also:

• Constant Field Values

CODE_FRIENDLY_LETTERS

public static final String CODE_FRIENDLY_LETTERS

See Also:

• Constant Field Values

CODE_FRIENDLY_ALL

public static final String CODE_FRIENDLY_ALL

See Also:

• Constant Field Values

Constructor Details

CodeFormatAvailableCharHelper

public CodeFormatAvailableCharHelper()

Method Details

getAvailableCharactersForFormatElement

public String getAvailableCharactersForFormatElement(CodeGenerator generator,
 char formatElement)

countCombinationsForGenerator

public long countCombinationsForGenerator(CodeGenerator generator)

Calculate the number of combinations for the passed in generator object.

Parameters:

generator - - instance of CodeGenerator to evaluate

Returns:

The number of unique codes that can be generated with this generator

countCombinationsForGenerator

public long countCombinationsForGenerator(CodeGenerator generator,
 int skipCount,
 boolean firstOnly)

Calculate the number of combinations for the passed in generator object.

Parameters:

generator - - instance of CodeGenerator to evaluate

skipCount - - the number of characters in the code reserved as a bucket prefix

firstOnly - - stop counting after the first variable position

Returns:

The number of unique codes that can be generated with this generator

resolveCharMap

protected Map<Character,String> resolveCharMap(CodeGenerator generator)

If the generator has a custom alphabet then use that for the charMap, otherwise, use the default charMap configured in the helper.

Parameters:

generator - The CodeGenerator

Returns:

The character map to use for the alphabet

countAllowedCharsInFirstPosition

public long countAllowedCharsInFirstPosition(CodeGenerator generator)