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// Copyright (C) 2016 The Android Open Source Project
//
// 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.gerrit.server.account.externalids;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.ImmutableSetMultimap;
import com.google.gerrit.reviewdb.client.Account;
import java.io.IOException;
import java.util.Collection;
import java.util.Collections;
import org.eclipse.jgit.lib.ObjectId;
/**
* Caches external IDs of all accounts.
*
* <p>On each cache access the SHA1 of the refs/meta/external-ids branch is read to verify that the
* cache is up to date.
*/
interface ExternalIdCache {
void onCreate(ObjectId oldNotesRev, ObjectId newNotesRev, Collection<ExternalId> extId)
throws IOException;
void onUpdate(ObjectId oldNotesRev, ObjectId newNotesRev, Collection<ExternalId> extId)
throws IOException;
void onReplace(
ObjectId oldNotesRev,
ObjectId newNotesRev,
Account.Id accountId,
Collection<ExternalId> toRemove,
Collection<ExternalId> toAdd)
throws IOException;
void onReplace(
ObjectId oldNotesRev,
ObjectId newNotesRev,
Collection<ExternalId> toRemove,
Collection<ExternalId> toAdd)
throws IOException;
void onRemove(ObjectId oldNotesRev, ObjectId newNotesRev, Collection<ExternalId> extId)
throws IOException;
ImmutableSet<ExternalId> byAccount(Account.Id accountId) throws IOException;
ImmutableSetMultimap<Account.Id, ExternalId> allByAccount() throws IOException;
ImmutableSetMultimap<String, ExternalId> byEmails(String... emails) throws IOException;
ImmutableSetMultimap<String, ExternalId> allByEmail() throws IOException;
default ImmutableSet<ExternalId> byEmail(String email) throws IOException {
return byEmails(email).get(email);
}
default void onCreate(ObjectId oldNotesRev, ObjectId newNotesRev, ExternalId extId)
throws IOException {
onCreate(oldNotesRev, newNotesRev, Collections.singleton(extId));
}
default void onRemove(ObjectId oldNotesRev, ObjectId newNotesRev, ExternalId extId)
throws IOException {
onRemove(oldNotesRev, newNotesRev, Collections.singleton(extId));
}
default void onUpdate(ObjectId oldNotesRev, ObjectId newNotesRev, ExternalId updatedExtId)
throws IOException {
onUpdate(oldNotesRev, newNotesRev, Collections.singleton(updatedExtId));
}
}
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