/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 org.apache.skywalking.oap.server.core.storage;

import java.util.Map;
import org.apache.skywalking.oap.server.core.storage.type.StorageBuilder;

/**
 * Converter between the give T and Map. Map is a general usable type using in the storage implementation.
 *
 * @param <T> A storage entity implementation.
 */
public interface StorageHashMapBuilder<T extends StorageData> extends StorageBuilder<T, Map<String, Object>> {

    T storage2Entity(Map<String, Object> dbMap);

    Map<String, Object> entity2Storage(T storageData);
}
