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// Copyright (C) 2009 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.git;
import com.google.gerrit.reviewdb.Project;
/** Manages replication to other nodes. */
public interface ReplicationQueue {
/** Is replication to one or more other destinations configured? */
boolean isEnabled();
/**
* Schedule a full replication for a single project.
* <p>
* All remote URLs are checked to verify the are current with regards to the
* local project state. If not, they are updated by pushing new refs, updating
* existing ones which don't match, and deleting stale refs which have been
* removed from the local repository.
*
* @param project identity of the project to replicate.
* @param urlMatch substring that must appear in a URI to support replication.
*/
void scheduleFullSync(Project.NameKey project, String urlMatch);
/**
* Schedule update of a single ref.
* <p>
* This method automatically tries to batch together multiple requests in the
* same project, to take advantage of Git's native ability to update multiple
* refs during a single push operation.
*
* @param project identity of the project to replicate.
* @param ref unique name of the ref; must start with {@code refs/}.
*/
void scheduleUpdate(Project.NameKey project, String ref);
/**
* Create new empty project at the remote sites.
* <p>
* When a new project has been created locally call this method to make sure
* that the project will be created at the remote sites as well.
*
* @param project of the project to be created.
* @param head name HEAD should point at (must be {@code refs/heads/...}).
*/
void replicateNewProject(Project.NameKey project, String head);
}
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