/*
 *  ******************************************************************************
 *  *
 *  *
 *  * This program and the accompanying materials are made available under the
 *  * terms of the Apache License, Version 2.0 which is available at
 *  * https://www.apache.org/licenses/LICENSE-2.0.
 *  *
 *  *  See the NOTICE file distributed with this work for additional
 *  *  information regarding copyright ownership.
 *  * 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.
 *  *
 *  * SPDX-License-Identifier: Apache-2.0
 *  *****************************************************************************
 */
package org.nd4j.common.collection;

import org.nd4j.shade.guava.collect.HashBasedTable;
import org.nd4j.shade.guava.collect.Table;

import java.util.concurrent.ConcurrentHashMap;

public class NamedTables<R,C,V> extends ConcurrentHashMap<String, Table<R,C,V>> {

    public Table<R,C,V> getTable(String tableName) {
        return get(tableName);
    }

    public Table<R,C,V> getTable(String tableName, boolean createIfAbsent) {
        if(!containsKey(tableName) && createIfAbsent) {
            put(tableName, HashBasedTable.create());
        }
        return get(tableName);
    }

    public void put(String tableName, R rowKey, C columnKey, V value) {
        getTable(tableName, true).put(rowKey, columnKey, value);
    }

    public V getValueFromTable(String tableName, R rowKey, C columnKey) {
        return getTable(tableName, true).get(rowKey, columnKey);
    }

}
