org.elasticsearch.common.recycler.NoneRecycler Maven / Gradle / Ivy

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Elasticsearch subproject :server

There is a newer version: 8.13.2

/*
 * Licensed to Elasticsearch under one or more contributor
 * license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright
 * ownership. Elasticsearch 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.elasticsearch.common.recycler;


public class NoneRecycler extends AbstractRecycler {

    public NoneRecycler(C c) {
        super(c);
    }

    @Override
    public V obtain() {
        return new NV<>(c.newInstance());
    }

    public static class NV implements Recycler.V {

        T value;

        NV(T value) {
            this.value = value;
        }

        @Override
        public T v() {
            return value;
        }

        @Override
        public boolean isRecycled() {
            return false;
        }

        @Override
        public void close() {
            if (value == null) {
                throw new IllegalStateException("recycler entry already released...");
            }
            value = null;
        }
    }
}