de.ipcon.tools

Class LocaleTools

java.lang.Object

de.ipcon.tools.LocaleTools

public final class LocaleTools
extends java.lang.Object

Standard utility for parsing and normalizing Locale strings across serialization boundaries, supporting modern BCP 47 tags and legacy formats.

Method Summary

Modifier and Type	Method and Description
static java.util.Locale	parseLocale(java.lang.String s) Parses a locale identifier from client requests or external boundaries.
static java.lang.String	validateLanguage(java.lang.String raw) Validates and normalizes an incoming language string against ISO 639-1 codes.

Methods inherited from class java.lang.Object

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

Method Detail

validateLanguage

public static java.lang.String validateLanguage(java.lang.String raw)

Validates and normalizes an incoming language string against ISO 639-1 codes.

Parameters:

raw - the input string (e.g. "de", "DE", "de-DE", "de_DE")

Returns:

lower-cased ISO 639-1 code (e.g. "de"), or null if input is null

Throws:

java.lang.IllegalArgumentException - if the language code is malformed or unknown

parseLocale

public static java.util.Locale parseLocale(java.lang.String s)

Parses a locale identifier from client requests or external boundaries.