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QueueShard.java
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/
QueueShard.java
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package ru.yoomoney.tech.dbqueue.config;
import javax.annotation.Nonnull;
import static java.util.Objects.requireNonNull;
/**
* Properties for connection to a database shard.
*
* @param <DatabaseAccessLayerT> type of database access layer.
* @author Oleg Kandaurov
* @since 13.08.2018
*/
public class QueueShard<DatabaseAccessLayerT extends DatabaseAccessLayer> {
@Nonnull
private final QueueShardId shardId;
@Nonnull
private final DatabaseAccessLayerT databaseAccessLayer;
/**
* Constructor
*
* @param shardId Shard identifier.
* @param databaseAccessLayer database access layer.
*/
public QueueShard(@Nonnull QueueShardId shardId,
@Nonnull DatabaseAccessLayerT databaseAccessLayer) {
this.shardId = requireNonNull(shardId);
this.databaseAccessLayer = requireNonNull(databaseAccessLayer);
}
/**
* Get shard identifier.
*
* @return Shard identifier.
*/
@Nonnull
public QueueShardId getShardId() {
return shardId;
}
/**
* Get database access layer.
*
* @return database access layer.
*/
@Nonnull
public DatabaseAccessLayerT getDatabaseAccessLayer() {
return databaseAccessLayer;
}
}