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This change renames directories in preparation for the great package
rename. The repository is now in a broken state because the code
itself hasn't been updated. However this should ensure that git
correctly preserves history for each file.
This commit is contained in:
Justine Tunney 2016-05-13 18:55:08 -04:00
parent a41677aea1
commit 5012893c1d
2396 changed files with 0 additions and 0 deletions
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56
java/google/registry/tldconfig/idn/IdnLabelValidator.java Normal file
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// Copyright 2016 The Domain Registry 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 com.google.domain.registry.tldconfig.idn;
import static com.google.domain.registry.tldconfig.idn.IdnTableEnum.EXTENDED_LATIN;
import static com.google.domain.registry.tldconfig.idn.IdnTableEnum.JA;
import com.google.common.base.Optional;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import com.google.domain.registry.util.Idn;
import com.google.domain.registry.util.NonFinalForTesting;
/** Validates whether a given IDN label can be provisioned for a particular TLD. */
public final class IdnLabelValidator {
/** Most TLDs will use this generic list of IDN tables. */
private static final ImmutableList<IdnTableEnum> DEFAULT_IDN_TABLES =
ImmutableList.of(EXTENDED_LATIN, JA);
/** Some TLDs have their own IDN tables, configured here. */
@NonFinalForTesting
private static ImmutableMap<String, ImmutableList<IdnTableEnum>> idnTableListsPerTld =
ImmutableMap.of("xn--q9jyb4c", ImmutableList.of(EXTENDED_LATIN, JA));
/**
* Returns name of first matching {@link IdnTable} if domain label is valid for the given TLD.
*
* <p>A label is valid if it is considered valid by at least one configured IDN table for that
* TLD. If no match is found, an absent value is returned.
*/
public static Optional<String> findValidIdnTableForTld(String label, String tld) {
String unicodeString = Idn.toUnicode(label);
for (IdnTableEnum idnTable
: Optional.fromNullable(idnTableListsPerTld.get(tld)).or(DEFAULT_IDN_TABLES)) {
if (idnTable.getTable().isValidLabel(unicodeString)) {
return Optional.of(idnTable.getTable().getName());
}
}
return Optional.absent();
}
private IdnLabelValidator() {}
}