Java Code Examples for com.android.ide.common.resources.configuration.FolderConfiguration#getLocaleQualifier()

/** Look up the language for the given folder name */
private static String getLanguageTag(String name) {
    if (FD_RES_VALUES.equals(name)) {
        return null;
    }

    FolderConfiguration configuration = FolderConfiguration.getConfigForFolder(name);
    if (configuration != null) {
      LocaleQualifier locale = configuration.getLocaleQualifier();
      if (locale != null && !locale.hasFakeValue()) {
          return locale.getTag();
      }
    }

    return null;
}
 

/**
 * Returns the sorted list of languages used in the resources.
 */
@NonNull
public SortedSet<String> getLanguages() {
    ensureInitialized();

    SortedSet<String> set = new TreeSet<String>();

    Collection<List<ResourceFolder>> folderList = mFolderMap.values();
    for (List<ResourceFolder> folderSubList : folderList) {
        for (ResourceFolder folder : folderSubList) {
            FolderConfiguration config = folder.getConfiguration();
            LocaleQualifier locale = config.getLocaleQualifier();
            if (locale != null) {
                set.add(locale.getLanguage());
            }
        }
    }

    return set;
}
 

/**
 * Returns the sorted list of regions used in the resources with the given language.
 * @param currentLanguage the current language the region must be associated with.
 */
@NonNull
public SortedSet<String> getRegions(@NonNull String currentLanguage) {
    ensureInitialized();

    SortedSet<String> set = new TreeSet<String>();

    Collection<List<ResourceFolder>> folderList = mFolderMap.values();
    for (List<ResourceFolder> folderSubList : folderList) {
        for (ResourceFolder folder : folderSubList) {
            FolderConfiguration config = folder.getConfiguration();

            // get the language
            LocaleQualifier locale = config.getLocaleQualifier();
            if (locale != null && currentLanguage.equals(locale.getLanguage())
                    && locale.getRegion() != null) {
                set.add(locale.getRegion());
            }
        }
    }

    return set;
}
 

/**
 * Returns the sorted list of languages used in the resources.
 */
@NonNull
public SortedSet<String> getLanguages() {
    ensureInitialized();

    SortedSet<String> set = new TreeSet<String>();

    Collection<List<ResourceFolder>> folderList = mFolderMap.values();
    for (List<ResourceFolder> folderSubList : folderList) {
        for (ResourceFolder folder : folderSubList) {
            FolderConfiguration config = folder.getConfiguration();
            LocaleQualifier locale = config.getLocaleQualifier();
            if (locale != null && locale.hasLanguage()) {
                set.add(locale.getLanguage());
            }
        }
    }

    return set;
}
 

/**
 * Returns the sorted list of regions used in the resources with the given language.
 *
 * @param currentLanguage the current language the region must be associated with.
 */
@NonNull
public SortedSet<String> getRegions(@NonNull String currentLanguage) {
    ensureInitialized();

    SortedSet<String> set = new TreeSet<String>();

    Collection<List<ResourceFolder>> folderList = mFolderMap.values();
    for (List<ResourceFolder> folderSubList : folderList) {
        for (ResourceFolder folder : folderSubList) {
            FolderConfiguration config = folder.getConfiguration();

            // get the language
            LocaleQualifier locale = config.getLocaleQualifier();
            if (locale != null && currentLanguage.equals(locale.getLanguage())
                    && locale.getRegion() != null) {
                set.add(locale.getRegion());
            }
        }
    }

    return set;
}
 

/**
 * Returns the locale for the given parent folder.
 *
 * @param parent the name of the parent folder
 * @return null if the locale is not known, or a locale qualifier providing the language
 *    and possibly region
 */
@Nullable
public static LocaleQualifier getLocale(@NonNull String parent) {
    if (parent.indexOf('-') != -1) {
        FolderConfiguration config = FolderConfiguration.getConfigForFolder(parent);
        if (config != null) {
            return config.getLocaleQualifier();
        }
    }
    return null;
}
 

/**
 * Returns the sorted list of languages used in the resources.
 */
@NonNull
public SortedSet<String> getLanguages() {
    SortedSet<String> set = new TreeSet<String>();

    // As an optimization we could just look for values since that's typically where
    // the languages are defined -- not on layouts, menus, etc -- especially if there
    // are no translations for it
    Set<String> qualifiers = Sets.newHashSet();

    synchronized (ITEM_MAP_LOCK) {
        for (ListMultimap<String, ResourceItem> map : getMap().values()) {
            for (ResourceItem item : map.values()) {
                qualifiers.add(item.getQualifiers());
            }
        }
    }

    for (String s : qualifiers) {
        FolderConfiguration configuration = FolderConfiguration.getConfigForQualifierString(s);
        if (configuration != null) {
            LocaleQualifier locale = configuration.getLocaleQualifier();
            if (locale != null) {
                set.add(locale.getLanguage());
            }
        }
    }

    return set;
}
 

/**
 * Returns the sorted list of languages used in the resources.
 */
@NonNull
public SortedSet<LocaleQualifier> getLocales() {
    SortedSet<LocaleQualifier> set = new TreeSet<LocaleQualifier>();

    // As an optimization we could just look for values since that's typically where
    // the languages are defined -- not on layouts, menus, etc -- especially if there
    // are no translations for it
    Set<String> qualifiers = Sets.newHashSet();

    synchronized (ITEM_MAP_LOCK) {
        for (ListMultimap<String, ResourceItem> map : getMap().values()) {
            for (ResourceItem item : map.values()) {
                qualifiers.add(item.getQualifiers());
            }
        }
    }

    for (String s : qualifiers) {
        FolderConfiguration configuration = FolderConfiguration.getConfigForQualifierString(s);
        if (configuration != null) {
            LocaleQualifier locale = configuration.getLocaleQualifier();
            if (locale != null) {
                set.add(locale);
            }
        }
    }

    return set;
}
 

/**
 * Returns the sorted list of regions used in the resources with the given language.
 * @param currentLanguage the current language the region must be associated with.
 */
@NonNull
public SortedSet<String> getRegions(@NonNull String currentLanguage) {
    SortedSet<String> set = new TreeSet<String>();

    // As an optimization we could just look for values since that's typically where
    // the languages are defined -- not on layouts, menus, etc -- especially if there
    // are no translations for it
    Set<String> qualifiers = Sets.newHashSet();
    synchronized (ITEM_MAP_LOCK) {
        for (ListMultimap<String, ResourceItem> map : getMap().values()) {
            for (ResourceItem item : map.values()) {
                qualifiers.add(item.getQualifiers());
            }
        }
    }

    for (String s : qualifiers) {
        FolderConfiguration configuration = FolderConfiguration.getConfigForQualifierString(s);
        if (configuration != null) {
            LocaleQualifier locale = configuration.getLocaleQualifier();
            if (locale != null && locale.getRegion() != null
                    && locale.getLanguage().equals(currentLanguage)) {
                set.add(locale.getRegion());
            }
        }
    }

    return set;
}
 

private static Qualifiers getQualifiers(Iterable<String> dirNameAndQualifiers) {
  PeekingIterator<String> rawQualifiers =
      Iterators.peekingIterator(dirNameAndQualifiers.iterator());
  // Remove directory name
  final ResourceFolderType folderType = ResourceFolderType.getTypeByName(rawQualifiers.next());

  // If there is no folder type, there are no qualifiers to parse.
  if (folderType == null) {
    return EMPTY_QUALIFIERS;
  }

  List<String> handledQualifiers = new ArrayList<>();
  // Do some substitution of language/region qualifiers.
  while (rawQualifiers.hasNext()) {
    handledQualifiers.add(rawQualifiers.next());
  }
  // Create a configuration
  FolderConfiguration config = FolderConfiguration.getConfigFromQualifiers(handledQualifiers);
  // FolderConfiguration returns an unhelpful null when it considers the qualifiers to be
  // invalid.
  if (config == null) {
    throw new IllegalArgumentException(
        String.format(INVALID_QUALIFIERS, DASH_JOINER.join(dirNameAndQualifiers)));
  }
  config.normalize();

  ImmutableList.Builder<String> builder = ImmutableList.<String>builder();
  // index 3 is past the country code, network code, and locale indices.
  for (int i = 0; i < FolderConfiguration.getQualifierCount(); ++i) {
    addIfNotNull(config.getQualifier(i), builder);
  }
  return new Qualifiers(folderType, builder.build(), config.getLocaleQualifier() == null);
}