google-nomulus/java/google/registry/tldconfig/idn/LanguageValidator.java
mmuller b70f57b7c7 Update copyright year on all license headers
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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=146111211
2017-02-02 16:27:22 -05:00

33 lines
1.4 KiB
Java

// Copyright 2017 The Nomulus Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package google.registry.tldconfig.idn;
import com.google.common.base.Optional;
import com.google.common.collect.ImmutableMap;
abstract class LanguageValidator {
/** A registry of all known language validators keyed by their language code. */
private static final ImmutableMap<String, LanguageValidator> LANGUAGE_VALIDATORS =
ImmutableMap.<String, LanguageValidator>of("ja", new JapaneseLanguageValidator());
/** Return the language validator for the given language code (if one exists). */
static Optional<LanguageValidator> get(String language) {
return Optional.fromNullable(LANGUAGE_VALIDATORS.get(language));
}
/** Returns true if the label meets the context rules for this language. */
abstract boolean isValidLabelForLanguage(String label);
}