code: public static String getFullName(String baseName, String localeName) {
          if (baseName == null || baseName.length() == 0) {
              if (localeName.length() == 0) {
                  return localeName = ULocale.getDefault().toString();
              }
              return localeName + ICU_RESOURCE_SUFFIX;
          } else {
              if (baseName.indexOf('.') == -1) {
                  if (baseName.charAt(baseName.length() - 1) != '/') {
                      return baseName + "/" + localeName + ICU_RESOURCE_SUFFIX;
                  } else {
                      return baseName + localeName + ICU_RESOURCE_SUFFIX;
                  }
              } else {
                  baseName = baseName.replace('.', '/');
                  if (localeName.length() == 0) {
                      return baseName + ICU_RESOURCE_SUFFIX;
                  } else {
                      return baseName + "_" + localeName + ICU_RESOURCE_SUFFIX;
                  }
              }
          }
      }
docs: Gets the full name of the resource with suffix.