org.whattf.datatype
Class Language

java.lang.Object
  org.whattf.datatype.AbstractDatatype
      org.whattf.datatype.Language

All Implemented Interfaces:

Datatype

public final class Language
extends AbstractDatatype

Version:

$Id: Language.java,v 1.5 2006/11/18 11:51:44 hsivonen Exp $

Author:

hsivonen

Field Summary

private static String[]	GRANDFATHERED List extracted from http://www.iana.org/assignments/language-tags on 2006-04-13.
private static Pattern	HYPHEN
private static String[]	languages
private static String[][]	prefixesByVariant
private static String[]	regions
private static String[]	scripts
private static int[]	suppressedScriptByLanguage
static Language	THE_INSTANCE The singleton instance.
private static String[]	variants

Fields inherited from interface org.relaxng.datatype.Datatype

ID_TYPE_ID, ID_TYPE_IDREF, ID_TYPE_IDREFS, ID_TYPE_NULL

Constructor Summary

private

Language() Package-private constructor

Method Summary

private void	checkPrivateUse(int i, String[] subtags)
void	checkValid(CharSequence lit)
private boolean	isDigit(char c)
private boolean	isDigit(String str)
private boolean	isGrandfathered(String literal)
private boolean	isLanguage(String language)
private boolean	isLowerCaseAlpha(char c)
private boolean	isLowerCaseAlpha(String str)
private boolean	isLowerCaseAlphaNumeric(char c)
private boolean	isLowerCaseAlphaNumeric(String str)
private boolean	isRegion(String subtag)
private boolean	isScript(String subtag)
private boolean	isVariant(String subtag)

Methods inherited from class org.whattf.datatype.AbstractDatatype

checkValid, createStreamingValidator, createValue, getIdType, isContextDependent, isValid, isWhitespace, sameValue, toAsciiLowerCase, toAsciiLowerCase, valueHashCode

Methods inherited from class java.lang.Object

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

Field Detail

THE_INSTANCE

public static final Language THE_INSTANCE

The singleton instance.

HYPHEN

private static final Pattern HYPHEN

languages

private static String[] languages

scripts

private static String[] scripts

regions

private static String[] regions

variants

private static String[] variants

suppressedScriptByLanguage

private static int[] suppressedScriptByLanguage

prefixesByVariant

private static String[][] prefixesByVariant

GRANDFATHERED

private static final String[] GRANDFATHERED

List extracted from http://www.iana.org/assignments/language-tags on 2006-04-13. List dated 2005-09-09.

Constructor Detail

Language

private Language()

Package-private constructor

Method Detail

checkValid

public void checkValid(CharSequence lit)
                throws DatatypeException

Specified by:

checkValid in class AbstractDatatype

Throws:

DatatypeException

isVariant

private boolean isVariant(String subtag)

isRegion

private boolean isRegion(String subtag)

isScript

private boolean isScript(String subtag)

isLanguage

private boolean isLanguage(String language)

checkPrivateUse

private void checkPrivateUse(int i,
                             String[] subtags)
                      throws DatatypeException

Throws:

DatatypeException

isLowerCaseAlphaNumeric

private final boolean isLowerCaseAlphaNumeric(char c)

isLowerCaseAlphaNumeric

private final boolean isLowerCaseAlphaNumeric(String str)

isDigit

private final boolean isDigit(char c)

Parameters:

c -

Returns:

isDigit

private final boolean isDigit(String str)

isLowerCaseAlpha

private final boolean isLowerCaseAlpha(char c)

Parameters:

c -

Returns:

isLowerCaseAlpha

private final boolean isLowerCaseAlpha(String str)

isGrandfathered

private boolean isGrandfathered(String literal)