com.github.aesteve.vertx.nubes.i18n.LocaleResolverRegistry Maven / Gradle / Ivy

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Provides an annotation layer on top of vertx-web.

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package com.github.aesteve.vertx.nubes.i18n;

import io.vertx.ext.web.RoutingContext;

import java.util.ArrayList;
import java.util.List;
import java.util.Locale;

public class LocaleResolverRegistry {
  private final List resolvers;
  private final List availableLocales;
  private Locale defaultLocale;

  public LocaleResolverRegistry(Locale loc) {
    resolvers = new ArrayList<>();
    availableLocales = new ArrayList<>();
    availableLocales.add(loc);
  }

  public LocaleResolverRegistry(List availableLocales) {
    resolvers = new ArrayList<>();
    this.availableLocales = new ArrayList<>();
    this.availableLocales.addAll(availableLocales);
  }

  public void addLocales(List locales) {
    availableLocales.addAll(locales);
  }

  public Locale getDefaultLocale() {
    return defaultLocale;
  }

  public void setDefaultLocale(Locale defaultLocale) {
    this.defaultLocale = defaultLocale;
  }

  public void addResolver(LocaleResolver resolver) {
    this.resolvers.add(resolver);
  }

  public void removeResolver(LocaleResolver resolver) {
    this.resolvers.remove(resolver);
  }

  public List getAvailableLocales() {
    return availableLocales;
  }

  public Locale resolve(RoutingContext context) {
    for (LocaleResolver resolver : resolvers) {
      Locale loc = resolver.resolve(context, availableLocales);
      if (loc != null) {
        return loc;
      }
    }
    return defaultLocale;
  }
}