AcquireHandle.java

/*
 *      Copyright (C) 2012, 2016  higherfrequencytrading.com
 *      Copyright (C) 2016 Roman Leventov
 *
 *      This program is free software: you can redistribute it and/or modify
 *      it under the terms of the GNU Lesser General Public License as published by
 *      the Free Software Foundation, either version 3 of the License.
 *
 *      This program is distributed in the hope that it will be useful,
 *      but WITHOUT ANY WARRANTY; without even the implied warranty of
 *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *      GNU Lesser General Public License for more details.
 *
 *      You should have received a copy of the GNU Lesser General Public License
 *      along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package net.openhft.chronicle.map.impl.stage.query;

import net.openhft.chronicle.core.io.Closeable;
import net.openhft.chronicle.hash.impl.stage.hash.CheckOnEachPublicOperation;
import net.openhft.chronicle.map.impl.stage.ret.UsingReturnValue;
import net.openhft.sg.StageRef;
import net.openhft.sg.Staged;

@Staged
public class AcquireHandle<K, V> implements Closeable {
    
    @StageRef CheckOnEachPublicOperation checkOnEachPublicOperation;
    @StageRef MapQuery<K, V, ?> q;
    @StageRef UsingReturnValue<V> usingReturn;

    @Override
    public void close() {
        checkOnEachPublicOperation.checkOnEachPublicOperation();
        q.replaceValue(q.entry(), q.wrapValueAsData(usingReturn.returnValue()));
        q.close();
    }
}