com.epam.eco.commons.pool.ObjectPool Maven / Gradle / Ivy

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/*
 * Copyright 2020 EPAM Systems
 *
 * 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.epam.eco.commons.pool;

import java.io.Closeable;
import java.util.function.Function;

/**
 * @author Andrei_Tytsik
 */
public interface ObjectPool extends Closeable {

    O borrowObject();

    void returnObject(O object);

    int size();

    @Override
    void close();

    default  R doWithObject(Function function) {
        O object = borrowObject();
        try {
            return function.apply(object);
        } finally {
            returnObject(object);
        }
    }

}