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// Copyright (C) 2023 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.googlesource.gerrit.plugins.replication.api;
import org.eclipse.jgit.lib.Config;
/**
* Separates configuration resource from the configuration schema.
*
* <p>The {@code ConfigResource} splits configuration source from configuration options. The
* resource is just an {@code Config} object with its version. The configuration options can be
* loaded from different sources eg. a single file, multiple files or ZooKeeper.
*
* <p>Here we don't assume any configuration options being present in the {@link Config} object,
* this is the responsibility of {@link ReplicationConfig} interface. Think about {@code
* ConfigResource} as a "plain text file" and {@code ReplicationConfig} as a XML file.
*/
public interface ConfigResource {
/**
* Configuration for the plugin and all replication end points.
*
* @return current configuration
*/
Config getConfig();
/**
* Current logical version string of the current configuration loaded in memory, depending on the
* actual implementation of the configuration on the persistent storage.
*
* @return current logical version number.
*/
String getVersion();
}
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