me.ahoo.cosid.converter

Class RadixIdConverter

java.lang.Object

me.ahoo.cosid.converter.RadixIdConverter

All Implemented Interfaces:

IdConverter

Direct Known Subclasses:

Radix36IdConverter, Radix62IdConverter

public abstract class RadixIdConverter
extends java.lang.Object
implements IdConverter

Field Summary

Fields

Modifier and Type	Field and Description
static char	PAD_CHAR

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	RadixIdConverter(boolean padStart, int charSize)

Method Summary

Modifier and Type	Method and Description
long	asLong(java.lang.String idString) convert String type ID to long.
java.lang.String	asString(long id) convert long type ID to String.
int	getCharSize()
static int	maxCharSize(int radix, int bits)
static int	offset(char digitChar)

Methods inherited from class java.lang.Object

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

Field Detail

PAD_CHAR

public static final char PAD_CHAR

See Also:

Constant Field Values

Constructor Detail

RadixIdConverter

protected RadixIdConverter(boolean padStart,
                           int charSize)

Method Detail

offset

public static int offset(char digitChar)

maxCharSize

public static int maxCharSize(int radix,
                              int bits)

getCharSize

public int getCharSize()

asString

public java.lang.String asString(long id)

Description copied from interface: IdConverter

convert long type ID to String.

Specified by:

asString in interface IdConverter

Parameters:

id - long type ID

Returns:

String type ID

asLong

public long asLong(java.lang.String idString)

Description copied from interface: IdConverter

convert String type ID to long.

Specified by:

asLong in interface IdConverter

Parameters:

idString - String type ID

Returns:

long type ID